FLOOD WARNING continues for the Helena valley and for the Little Bitterroot River in Sanders and Lake counties.
FLOOD ADVISORY through Monday for northern Ravalli, Jefferson, Broadwater, Meagher, Park, Mineral, Lake, Sanders, Gallatin, Flathead and Madison counties. Small streams will continue to rise out of their banks due to warm temperatures and new precipitation.
FLOOD WATCH for Ravalli County Sunday and Monday.
WINTER WEATHER ADVISORY below pass level for the following counties: Lemhi, Beaverhead, Madison, Silver Bow, Deer Lodge, Powell, Granite, Gallatin, Jefferson, Park, Broadwater, Meagher. Snow amounts of 2 to 5 inches are possible beginning late Monday afternoon for high elevation valleys.
WINTER STORM WARNING for all passes in Southwest Montana until 3 am Tuesday. Heavy snow of 1 to 2 feet is possible
The heaviest punch from this storm begins late tonight and lasts through Monday. It will begin with heavy rain from the Bitterroot Valley to Butte and south to Bozeman during the early morning hours. Between 0.50 and 1 inches of rain are expected. A cold front from the northwest Monday afternoon will drop snow levels enough to where it will snow in Butte, Anaconda, Philipsburg, Bozeman, Livingston, West Yellowstone, and Sula as well as the surrounding areas. Heavy wet snow of 2 to 5 inches will impact the Tuesday morning commute. Northwest Montana will see rain on Monday as well; generally less than 0.50 inches.
Tempeatures warm back up quickly on Tuesday with calmer weather for the rest of the week.