Severe storms are possible Wednesday afternoon. The severe weather tracker is yellow indicating moderate impacts are likely, and possibly high impacts later in the day.
A storm system on the British Columbia coast will slowly sink southward to the Pugent Sound of Washington late Wednesday. Energy and moisture are pivoting counterclockwise across western Montana. A piece of energy will bring a few showers and storms to the area Tuesday evening and near Missoula again early Wednesday morning. A stronger piece of instability will swing through the region during the hottest time of the day on Wednesday. That means there is a chance of strong to sever storms, especially north of a line from Hamilton to Butte to White Sulphur Springs north to the Canadian border. Some of the storms will contain strong winds, hail and lightning. Lows in the 50s with highs Wednesday in the upper 80s to mid 90s.
A strong cold front will move across the area Wednesday night. Showers will focus on northwest Montana around Kalispell Wednesday night and Thursday. Snow levels will drop to 7000 feet in Glacier National Park. Strong winds will be possible at Logan Pass. Elsewhere, partly to mostly cloudy skies, breezy and cooler. Highs Thursday in the upper 60s in Kalispell to the 70s elsewhere.
Enjoy the cooler weather, because it will only be temporary. A big warming trend will begin this weekend and last through next week. Sunny days with highs in the 80s Saturday, the 80s to lower 90s Sunday and the 90s by Tuesday.