Active Weather Alerts
Flood Advisory
Issued: 4:49 PM May. 31, 2026 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... ...REPLACES FLOOD WATCH... * WHAT...Minor flooding in areas of poor drainage and elevated streamflows are expected. * WHERE...Portions of central, north central, and west central Montana, including the following counties, in central Montana, Cascade. In north central Montana, Glacier, Pondera, Teton and Toole. In west central Montana, Lewis and Clark. * WHEN...Until midnight MDT tonight. * IMPACTS...Minor flooding in urban and rural areas of poor drainage. Some river and stream levels are elevated and will see additional rises to around bankful. * ADDITIONAL DETAILS... - At 1022 AM MDT, Moderate to heavy rainfall accumulations of 1 to 2 inches have occurred across the advisory area over the last 24 hours, leading to elevated flow on some creeks and rivers and ponding of water in areas with poor drainage. - Additional rainfall amounts of 0.2 to 0.5 inches are expected at lower elevations through this evening with up to 1 inch of additional rainfall across areas near GLacier National Park and the Little Belt and Highwood Mountains. - Some locations that may experience minor flooding from elevated stream flow include... Some creeks originating in the Highwood and Little Belt Mountains. The Marias and St. Mary Rivers and tributaries in Glacier county including Badger Creek, Two-medicine River and Cut Bank Creek. - Additionally, the Sun river will remain at elevated levels and is forecast to remain just under bankful through Monday. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. &&
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