June 26, 2018. All Flood Warnings have expired or been withdrawn. Many rivers remain high, however, and conditions can change rapidly. Always check local conditions. If your property has been affected by flooding, please consult the references below to address water and septic safety standards.
June 25, 2018. The Musselshell River remains high and a Flood Warning is expected into mid-week for areas around Lavina and Shawmut. Flash flooding has occurred near Shelby on Saturday, although condictions have stabilized. The pulse in the Missouri River is moving downstream and areas around Landusky and the Joe Kipp Rec Area are experiencing minor flooding and are under a Warning. If your property has been affected by flooding, please consult the references below to address water and septic safety standards.
June 21, 2018. The Dearborn River near Craig has hit a record high and the Sun River near Simms is also causing minor flooding. Significant flooding is expected along the Missouri River between Cascade and Great Falls, including Great Falls, possibly peaking Thursday afternoon.The Teton River in Chouteau County is also under a Flood Warning. Small streams in Powell County have been added to the Flood Warning advisory as well as the Clark Fork River around Drummond. The Musselshell River has risen sharply following recent heavy rainfall and is expected to remain high into next week. The Jefferson River from Whitehall to Trident remains under a Flood Warning and is expected to remain high into the weekend. Recent precipitation and melting of high elevation snowpack has resulted in numerous Flood Watches. Check local conditions regularly. Flash flooding has occurred and conditions can change suddenly. If your property has been affected by flooding, please consult the references below to address water and septic safety standards.
June 20, 2018, 4:00 p.m. Numerous Flood Warnings have been issued throughout western Montana. Major flooding is expected along the Missouri River between Cascade and Great Falls, including Great Falls. The Dearborn River is at historic high level and the Sun River is also at flood stage. Moderate flooding is expected to continue around Simms and Vaughn as well as areas around the Dearborn River and the Missouri River in Cascade County. The Teton River in Chouteau County is also under a Flood Warning. Heavy rains have raised the Marias River south of Shelby with some flooding occurring or expected. Rains are affecting the Yellowstone River with minor flooding expected around Miles City. Small streams in Powell County have been added to the Flood Warning advisory as well as the Clark Fork River around Drummond. Augusta in Lewis & Clark County experienced flooding yesterday, as did some areas of the North Valley of Helena; those warnings have expired. Recent precipitation and melting of high elevation snowpack has resulted in numerous Flood Watches. Check local conditions regularly. Flash flooding has occurred and conditions can change suddenly. If your property has been affected by flooding, please consult the references below to address water and septic safety standards.
June 20, 2018. Several Flood Warnings continue today throughout western Montana. Small streams in Powell County have been added to the Flood Warning advisory as well as the Clark Fork River around Drummond.The Sun River in Teton County is under a Flood Warning and some moderate flooding is expected around Simms and Vaughn as well as areas around the Dearborn River and the Missouri River in Cascade County. Augusta in Lewis & Clark County experienced flooding yesterday, as did some areas of the North Valley of Helena; those warnings have expired. Recent precipitation and melting of high elevation snowpack has resulted in several Flood Watches. Check local conditions regularly. Flash flooding has occurred and conditions can change suddenly. If your property has been affected by flooding, please consult the references below to address water and septic safety standards.
June 19, 2018. Some Flood Watches have converted to Flood Warnings as precipitation events continue. The Musselshell River near Martinsdale in Meagher County and Harlowton and Shawmut in Wheatland County is expected to rise above flood stage briefly before receding on Wednesday night, as well as around Lavina in Golden Valley County. Areas in Lewis & Clark County that earlier experienced flooding are likely to see some activity again, including Elk Creek near Augusta, the North Valley of Helena, East Helena, Wolf Creek, York, Rimini, Austin, Marysville, and Craig. The Dearborn River is out of its banks in southern Cascade County and is under a Warning. The Sun River near Simms and Vaughn in Cascade County is under a Flood Warning as well as smaller streams in Teton County. The Clarks Fork of the Yellowstone near Belfry and Edgar in Carbon County are under a Flood Warning that is expected to extend into midweek. Recent precipitation and melting of high elevation snowpack has resulted in the return of Flood Watches in other areas. Check local conditions regularly. Flash flooding has occurred and conditions can change suddenly. If your property has been affected by flooding, please consult the references below to address water and septic safety standards.
June 18, 2018. The Clarks Fork of the Yellowstone near Belfry and Edgar in Carbon County are under a Flood Warning that is expected to extend into midweek. Recent precipitation and melting of high elevation snowpack has resulted in the return of Flood Watches along the Rocky Mountain Front, from Cascade County through to southern Lewis & Clark County. Small streams and the Dearborn River have once again reached flood levels. Broadwater, Jefferson, Meagher, Beaverhead, Madison, and Gallatin Counties are also under Flood Watches through Tuesday. Flood Watches have also been assigned in Golden Valley, Park, Stillwater, Sweet Grass, Wheatland, and Carbon Counties. Check local conditions regularly. Flash flooding has occurred and conditions can change suddenly. If your property has been affected by flooding, please consult the references below to address water and septic safety standards.
June 11, 2018: Widespread flood conditions have largely abated with no active Flood Warnings until further notice. Rivers and streams remain high, however and local conditions should be checked regularly. Flash flooding has occurred and conditions can change suddenly. Only high elevation snowpack remains and focus has turned to mainstem reservoir status. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for possible flooding again later in June as high mountain snowpack melts off and precipitation events continue.
June 8, 2018: Widespread flood conditions have largely abated with no active Flood Warnings until further notice. Rivers and streams remain high, however and local conditions should be checked regularly. Flash flooding has occurred and conditions can change suddenly. Only high elevation snowpack remains and focus has turned to mainstem reservoir status. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for possible flooding again later in June as high mountain snowpack melts off and precipitation events continue.
June 6, 2018: Widespread flood conditions have largely abated with no active Flood Warnings until further notice. Rivers and streams remain high, however and local conditions should be checked regularly. Flash flooding has occurred and conditions can change suddenly. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for possible flooding again later in June as high mountain snowpack melts off and precipitation events continue.
June 5, 2018: Widespread flood conditions have largely abated with only portions of the Big Hole River remaining under a Flood Warning; the remainder of Warnings have expired until further notice. Rivers and streams remain high, however and local conditions should be checked regularly. Flash flooding has occurred and conditions can change suddenly. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for possible flooding again later in June as high mountain snowpack melts off and precipitation events continue.
June 4, 2018: Widespread flood conditions have largely abated with only portions of the Big Hole River remaining under a Flood Warning; the remainder of Warnings have expired until further notice. Rivers and streams remain high, however and local conditions should be checked regularly. Conditions can change suddenly. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for possible flooding again later in June as high mountain snowpack melts off and precipitation events continue.
June 1, 2018: Widespread flood conditions have largely abated with only portions of the Big Hole River remaining under a Flood Warning; the remainder of Warnings have expired until further notice. Flash Flood Warnings are expected again throughout the weekend and local conditions should be checked regularly. Conditions can change suddenly, so always check local conditions. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for possible flooding again later in June as high mountain snowpack melts off and precipitation events continue.
May 31, 2018: Portions of the Missouri River and its upper basin of the Big Hole River remain under a Flood Warning. A Flood Warning remains in effect for central Broadwater County with high water from snowmelt on the Missouri River near Toston and Three Forks. The Missouri is in flood stage near the James Kipp recreation area of northeastern Fergus County and southcentral Blaine County. Flash Flooding is expected today and tonight on Rock Creek in the Little Rockies near Landusky. Flood Warnings are expiring or have expired in most areas, including around Missoula and along the Yellowstone River. Conditions can change suddenly, however, so always check local conditions. Numerous Flood Watches remain in effect. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 30, 2018: Flood Warnings are expiring in most areas, including around Missoula and stretches of the Yellowstone River. Certain segments of the Yellowstone River from Livingston through to Miles City and along the Clarks Fork of the Yellowstone remain at minor flood levels, however, so check local conditions. The Jefferson River as well as portions of the Big Hole remain under a Warning and the Missouri near Toston is expected to be at flood level well into June as the upper basins clear of high elevation snowpack. The Flood Warnings are expiring for Stillwater County, Carbon County, and Sweet Grass County in south central Montana. The Clark Fork River in Sanders County has moderated and the Warning expired. Numerous Flood Watches remain in effect. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 29, 2018: Flood Warnings are expiring in some areas, including around Missoula and some stretches of the Yellowstone River. Certain segments of the Yellowstone River from Livingston through to Miles City and along the Clarks Fork of the Yellowstone remain at flood level, however, so check local conditions. The Jefferson River as well as portions of the Big Hole remain under a Warning and the Missouri near Toston is expected to be at flood level well into June as the upper basins clear of high elevation snowpack. The Flood Warning continues for portions of Stillwater County, Carbon County, and Sweet Grass County in south central Montana. The Clark Fork River and Bitterroot River near Missoula have moderated. Further downstream on the Clark Fork in Sanders County, a Warning remains in effect around Plains, but should expire by the end of this week. Numerous Flood Watches remain in effect. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 25, 2018: Most Flood Warnings are continued until further notice as weather warms and precipitation events occur. The Big Hole River near Melrose and Glen remains under a Warning that may continue as that basin receives significant thunderstorm activity; some flooding is also expected near Wisdom, Wise River, and Dewey.The Musselshell River is out of its banks and a Warning continues for areas around Lavina in Golden Valley County and near Shawmut in Wheatland County. South central Broadwater County and northern Madison County and southeastern Jefferson County remain under a Warning with forecast flood levels on the Jefferson, Missouri, and Gallatin Rivers causing problems in the Three Forks, Trident, Willow Creek, Logan, and Cardwell areas as well as around the Missouri Headwaters State Park and near Toston.The Flood Warning continues for portions of Stillwater County, Carbon County, and Sweet Grass County in south central Montana with small streams and flash flooding possible in and around Red Lodge, Columbus, Big Timber, Bridger, Joliet, Fromberg, Absarokee, Bearcreek, Reed Point, Edgar, Belfry, McLeod, Melville, Nye, Luther, Fishtail, and Boyd. A Warning continues for the Shields River near Livingston in Park County as well as the Yellowstone near Livingston. The Clark Fork River and Bitterroot River near Missoula have risen again and are expected to crest this weekend at about six inches above the 11-foot flood stage on the Clark Fork. Further downstream on the Clark Fork in Sanders County, a Warning remains in effect around Plains. Numerous Flood Watches remain in effect. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 24, 2018: Flood Warnings continue as weather warms and precipitation events occur. The Flood Warning continues for portions of Stillwater County, Carbon County, and Sweet Grass County in south central Montana with small streams and flash flooding possible in and around Red Lodge, Columbus, Big Timber, Bridger, Joliet, Fromberg, Absarokee, Bearcreek, Reed Point, Edgar, Belfry, McLeod, Melville, Nye, Luther, Fishtail, and Boyd. A Warning continues for the Shields River near Livingston in Park County. The Clark Fork River and Bitterroot River near Missoula have risen again and are expected to crest this weekend at about six inches above the 11-foot flood stage on the CFR. The Musselshell River is out of its banks and a Warning continues for areas around Lavina in Golden Valley County and near Shawmut in Wheatland County. South central Broadwater County and northern Madison County and southeastern Jefferson County remain under a Warning with forecast flood levels causing problems in the Three Forks, Trident, Willow Creek, Cardwell areas as well as around the Missouri Headwaters State Park and near Toston. The Big Hole River near Melrose and Glen remains under a Warning that may continue as the basin receives significant thunderstorm activity; some flooding is also expected near Wisdom, Wise River, and Dewey. Numerous Flood Watches remain in effect. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 23, 2018: Flood Warnings continue as weather warms and precipitation events occur. The Clark Fork River below Missoula has risen again and is expected to crest this weekend at about six inches above the 11-foot flood stage. Further downstream, the Clark Fork River is expected to rise this weekend in Sanders County near Plains, possibly reaching 17 feet. The Musselshell River is out of its banks and a Warning has been issued for areas around Lavina in Golden Valley County and near Shawmut in Wheatland County. A Flood Warning has been issued for portions of Stillwater County, Carbon County, and Sweet Grass County in south central Montana; small streams and flash flooding is possible in and around Red Lodge, Columbus, Big Timber, Bridger, Joliet, Fromberg, Absarokee, Bearcreek, Reed Point, Edgar, Belfry, McLeod, Melville, Nye, Luther, Fishtail, and Boyd. South central Broadwater County and northern Madison County and southeastern Jefferson County remain under a Warning with forecast flood levels causing problems in the Three Forks, Trident, Willow Creek, Cardwell areas as well as around the Missouri Headwaters State Park. The Big Hole River near Melrose and Glen remains under a Warning that may continue as the basin receives significant thunderstorm activity; some flooding is also expected near Wisdom, Wise River, and Dewey. Numerous Flood Watches remain in effect. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 22, 2018: Flood Warnings and Watches have been redistributed as weather warms and precipitation events occur. TSouth central Broadwater County and northern Madison County and southeastern Jefferson County are under a Warning with forecast flood levels causing problems in the Three Forks, Trident, Willow Creek, Cardwell areas as well as around the Missouri Headwaters State Park. The Big Hole River near Melrose and Glen remains under a Warning that may continue as the basin receives significant thunderstorm activity; some flooding is also expected near Wisdom, Wise River, and Dewey. The Musselshell River is flooding, particularly near Harlowton and Lavina and remains under a Warning.The Clark Fork River and the Bitterroot River near Missoula have stabilized somewhat. The Clark Fork River is expected to rise again later this week, but will probably not reach the critical levels seen earlier this month. Numerous Flood Watches remain in effect. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 21, 2018: Flood Warnings and Watches have been redistributed as weather warms and precipitation events occur. The Big Hole River near Melrose and Glen is under a Warning that may continue as the basin receives significant thunderstorm activity; some flooding is also expected near Wisdom, Wise River, and Dewey. Lewis & Clark County in the area around Lincoln remains under a Flood Warning. The Musselshell River is flooding, particularly near Harlowton and Lavina and is under a Warning.The Clark Fork River and the Bitterroot River near Missoula have stabilized only somewhat. The Clark Fork River is expected to rise again this week. Numerous Flood Watches remain in effect. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 18, 2018: Flood Warnings and Watches have been broadly reestablished: Lewis & Clark County in the area around Lincoln has received heavy rains and is once again under a Flood Warning; the Sun River at Simms is at flood stage and is expected to continue to rise; the Yak River near Troy in Lincoln County is at flood stage and remains under a Warning. The Clark Fork River and the Bitterroot River near Missoula are rising again as precipitation and warmer weather arrives. The Clark Fork River was expected to reach major flood stage this weekend, but water levels have moderated somewhat. Numerous Flood Watches remain in effect. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 17, 2018: Flood Warnings and Watches have been reestablished for certain areas: Lewis & Clark County in the Helena Valley and around Lincoln are under a Warning; the Sun River at Simms is at flood stage and is expected to continue to rise; the Yak River near Troy in Lincoln County is at flood stage and is under a Warning. The Clark Fork River and the Bitterroot River near Missoula have receded but may rise again with precipitation and warm weather expected later this week. Numerous Flood Watches remain in effect. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 16, 2018: Flood Warnings and Watches are expiring until further notice in all listed areas: Lewis & Clark County in the Helena Valley and around Lincoln. Flows inTen Mile Creek have subsided; the Musselshell River; the Clark Fork River; the Bitterroot River near Missoula. Rivers have generally receded but may rise again with precipitation and warm weather expected later this week. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 15, 2018: Flood Warnings continue in Lewis & Clark County in the Helena Valley and around Lincoln. Flows inTen Mile Creek have subsided but may increase again later this week. Warnings remain for the Musselshell River around Harlowton, Shawmut, and Lavina. Warnings coninue for the Clark Fork River and northern Ravalli County along the Bitterroot River near Missoula. Missoula County continues under a Warning with flooding occuring and evacuations remaining in and around Missoula. The Bonner, Seeley, and Clearwater areas are also affected. The Clark Fork River has receded but may rise again with precipitation and warm weather later this week. Numerous Flood Advisories continue. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events
May 14, 2018: Flood Warnings continue in Lewis & Clark County in the Helena Valley and around Lincoln. Flows inTen Mile Creek have subsided somewhat but may increase again later this week. Warnings over the weekend include the Musselshell River around Harlowton, Shawmut, and Lavina. Warnings coninue for the Clark Fork River and northern Ravalli County along the Bitterroot River near Missoula. Missoula County continues under a Flood Warning with flooding occuring and evacuations underway in and around Missoula. Numerous Flood Advisories continue. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 11, 2018: Flood Warnings have been extended due to current warm weather and precipitation events. Warnings today include Beaverhead and Madison Counties along the Big Hole River, particularly near Melrose. Warnings coninue for Mineral County along the Clark Fork River and northern Ravalli County along the Bitterroot River near Missoula and elsewhere near Hamilton, Darby, and Victor. The Little Blackfoot River in Powell County and tributary streams, including those in Missoula and Granite Counties are under a Flood Warning. Lewis & Clark County remains under a Flood Warning, including the Helena Valley along Ten Mile, Prickly Pear, and Sevenmile Creeks and around Lincoln and Wolf Creek; some roadways are closed. Missoula County continues under a Flood Warning with flooding occuring and evacuations underway in and around Missoula.The Clark Fork near Plains continues at Flood Watch. The Flathead River near Columbia Falls is also on Flood Watch. The Yaak River near Troy in Lincoln County has reached flood stage and remains under a Warning. The Blackfoot River near Bonner is near flood stage. Numerous Flood Advisories continue. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events
May 10, 2018: Flood Warnings have been extended due to current warm weather and precipitation events. Warnings today include Broadwater County's Deep Creek to the confluence with the Missouri River. The Musselshell River in Wheatland County is under a Flood Warning. Mineral County along the Clark Fork River and northern Ravalli County along the Bitterroot River near Missoula and elsewhere near Hamilton, Darby, and Victor. The Little Blackfoot River in Powell County and tributary streams, including those in Missoula and Granite Counties are under a Flood Warning.The Clark Fork near Plains continues at Flood Watch. The Flathead River near Columbia Falls is also on Flood Watch. Lewis & Clark County remains under a Flood Warning, including the Helena Valley along Ten Mile, Prickly Pear, and Sevenmile Creeks. The Yaak River near Troy in Lincoln County has reached flood stage and remains under a Warning. Missoula County continues under a Flood Warning with flooding occuring in the Orchard Homes area. The Blackfoot River near Bonner is near flood stage. Numerous Flood Advisories continue. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 9, 2018: Flood Warnings continue with current warm weather and precipitation events. Warnings today include Mineral County along the Clark Fork River and northern Ravalli County along the Bitterroot River near Missoula and elsewhere near Hamilton, Darby, and Victor. Lewis & Clark County remains under a Warning, including the Helena Valley along Ten Mile, Prickly Pear, and Sevenmile Creeks. The Yaak River near Troy in Lincoln County has reached flood stage and remains under a Warning. Missoula County continues under a Flood Warning with flooding occuring in the Orchard Homes area. The Blackfoot River near Bonner is near flood stage. Numerous Flood Advisories continue. The National Weather Service expects localized flooding to continue over the extended forecast, and urges preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 7, 2018: Flood Warnings have been expanded and now include Lewis & Clark County, including the Helena Valley. The Yaak River near Troy in Lincoln County is under a Flood Warning. Missoula County continues under a Flood Warning. A Flood Watch is underway for the Bitterroot River in Ravalli County. Flooding has diminished along the Milk River. National Weather Service staff expect localized flooding to continue over the extended forecast, and urge preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events.
May 3, 2018: Gov. Steve Bullock declared a statewide flood emergency yesterday, May, 2. Flood Warnings continue along the Milk River with diminishing activities near Glascow and Nashua. Moderate flooding is occurring and moderate flooding is forecast into early next week. A Flood Warning continues for Missoula County along the Clark Fork River upstream of Missoula with some minor flooding continuing in the Orchard Homes area. Flood Advisories continue for Lewis & Clark, Missoula, Powell, and Meagher Counties . National Weather Service staff expect localized flooding to continue over the extended forecast, and urge preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events. Flooding along the Milk River and tributaries has moved downstream toward the Glascow and Nashua areas. Small stream advisories remain for Ten Mile Creek, Elk Creek near Augusta and in and around Lincoln in Lewis & Clark County. Various streams in the upper Musselshell River area of Meagher County as well as Sixteen Mile Creek around Ringling remain under an Advisory.
May 2, 2018: Flood Warnings continue along the Milk River and its tributaries with most activity near Saco, Glascow, and Nashua. The river is expected to drop below flood state this afternoon. A Flood Warning has also been issued for Missoula County along the Clark Fork River upstream of Missoula, although the river has crested. Flood Advisories continue for Lewis & Clark, Missoula, Powell, and Meagher Counties . National Weather Service staff expect localized flooding to continue over the extended forecast, and urge preparation for more widespread flooding later in May and in June as mountain snowpack melts off in forecasted high temperatures and precipitation events. Flooding along the Milk River and tributaries has moved downstream toward the Malta, Saco, Glascow, and Nashua areas. Small stream advisories remain for Ten Mile Creek in Lewis & Clark County and various streams in the upper Musselshell River area of Meagher County as well as Sixteen Mile Creek around Ringling. Localized flooding has occurred in and around Missoula, although the Clark Fork River has crested, at least temporarily.
May 1, 2018: Flood Warnings along the Milk River and its tributaries continue, particularly downstream near Glascow and Nashua. A Flood Warning has also been issued for Missoula County along the Clark Fork River in and around Missoula. Flood Advisories have been expanded and include Park, Lewis & Clark, Missoula, Powell, and Meagher Counties . National Weather Service staff expect localized flooding to continue over the extended forecast, and urge preparation for more widespread flooding in May and June as mountain snowpack melts off in forecasted high temperatures and precipitation events. Flooding along the Milk River and tributaries has moved downstream toward the Malta, Sacow, Glascow, and Nashua areas. Small stream advisories remain for Ten Mile Creek in Lewis & Clark County and various streams in the upper Musselshell River area of Meagher County as well as small streams in the Paradise Valley of Park County. Localized flooding has occurred in and around Missoula, although the Clark Fork River has crested, at least temporarily.
April 30, 2018: Flood Warnings have been expanded and will remain in effect along the Hi-Line's Milk River and its tributaries. A warning has also been issued for southcentral Missoula County along the Clark Fork River in and around Missoula. Flood Advisories have been issued in Park, Lewis & Clark, and in Meagher Counties . National Weather Service staff out of Great Falls expect localized flooding to continue over the extended forecast, and urge preparation for more widespread flooding in May and June as mountain snowpack melts off in forecasted high temperatures and precipitation events. Flooding along the Milk River and tributaries has moved downstream toward the Malta, Sacow, Glascow, and Nashua areas. Small stream advisories remain for Ten Mile Creek in Lewis & Clark County and various streams in the upper Musselshell River area of Meagher County as well as small streams in the Paradise Valley of Park County.
April 27, 2018: Flood Warnings along the Hi-Line's Milk River and Advisories elsewhere continue through the weekend of Saturday, April 28 and Sunday, April 29. National Weather Service staff out of Great Falls expect flooding to be minor over the next several days, but urge preparation for more widespread flooding in May and June as mountain snowpack melts off in forecasted high temperatures and precipitation events. Small stream advisories remain for Ten Mile Creek in Lewis & Clark County and various streams in the upper Musselshell River area of Meagher County.
April 26, 2018: Flood Warnings along the Hi-Line's Milk River and its tributaries in Phillips and Valley Counties, from Malta, Dodson, and Saco to Glascow and Nashua are forecast to continue through Monday night, April 30. Upstream near Harlem the Milk River warning should be withdrawn by April 28. The Milk River and tributaries are expected to stabilize, but with localized flooding persisting into early May.
April 25, 2018: Flood Warnings have been issued for areas along the Hi-Line's Milk River and its tributaries in Phillips, Valley, Blaine, and Hill Counties, from Havre and Harlem to Glascow and Nashua. The National Weather Service in Great Falls has issued the warnings which will remain in effect until further notice for Hill, Phillips, Valley, and Blaine Counties. The Milk River and tributaries are expected to stabilize, but with localized flooding persisting into early May.
April 25, 2018: A Flood Advisory has been issued for small streams and Frenchman Creek in Phillips County. The National Weather Service has issued the advisory for the possibility of minor flooding for low lying areas along Frenchman Creek.
April 24, 2018: Flood Warnings have been issued areas along the Hi-Line's Milk River and its tributaries in Phillips, Valley, Blaine, and Hill Counties, from Havre and Harlem to Glascow. The National Weather Service in Great Falls has issued the warnings which will remain in effect until further notice. The Milk River and tributaries is expected to slowly rise with localized flooding persisting into early May.
April 24, 2018: Flood Advisories have been issued for Meagher County near Ringling and in numerous areas of Madison County, including Moore's Creek at Ennis and Daylight Creek at Virginia City. The National Weather Service in Great Falls has issued advisories in Madison County for the following areas: Sheridan, Twin Bridges, Alder, Pony, Silver Star, Harrison, Norris, Mcallister, Laurin, Cameron, Waterloo, and Jeffers.
April 23, 2018, 10:22 a.m.: Flood advisory issued for Meagher County. National Weather Service in Great Falls has issued a snowmelt flood advisory for the Ringling area of Meagher County. Wet snow that fell last night and this morning has cuased water to run across several roadways in the area. The advisory is expected to run through 7:15 p.m.
April 23, 2018, 5:47 to 6:25 a.m.: Flood advisory issued for Phillips County and flood warning for Blaine County. National Weather Service in Great Falls has issued a snowmelt flood advisory for the northeastern Phillips County. Frenchman Creek and nearby low lying areas most likely to experience minor flooding. The advisory is expected to run through 6:15 p.m. Flood Warnings continues for the Milk River near Harlem and Lodge Creek near Canada border. Milk River is expected to remain near 24.5 feet through Tuesday, April 24. Expect the warnings to continue until cancelled.
April 19, 2018: Governor Steve Bullock yesterday issued an executive order declaring a state of emergency due to flooding in seven counties, and on the Fort Belknap Indian reservation and in the Town of Chester. Rapid snowmelt and flooding have affected the Milk River Basin and Marias River Basin with the potential to cause widespread damage to farmland, private residences, and critical infrastructure. The executive order has been issued for the reservation, the town of Chester, and Pondera, Hill, Blaine, Valley, Toole, Liberty, and Petroleum Counties. The executive order authorizes the availability and utilization of necessary state government services, equipment and supplies. It also allows the U.S. Army Corps of Engineers to utilize sandbags and other resources available for critical infrastructure protection.
The Montana Disaster & Emergency Services is the first contact for flooding and other natural disasters. Call: 406-324-4777 or contact by email: mtdes@mt.gov
The National Weather Service Forecast offices in Great Falls offers this Montana All-Hazards Weather Monitoring site.
Montana Department of Transportation offers this Flash Flood Watch and another Advisory. Both offer valuable information for travelers, but note carefully the date of each report.
The U.S. Geological Services offers WaterWatch for states. Real-time streamflow data can be compared against historic flows. Yellowstone River locations One and Two. Missouri River locations One, and Two.
A full listing of county and tribal health departments is maintained by DPHHS.
DEQ's Today's Air resource also documents activities throughout the state.