Upper level Low digging into the Northern Rockies tonight into Friday. Increasing valley rain with a few thunderstorms will roll in this afternoon but after sunset above 5,000' could see rain change over to snow and Butte could see a little bit of snow by Friday morning.
Mountain passes could see periods of snow tonight and be prepared to slow down and allow extra travel time Friday morning.
Watch this short video forecast as I walk you through the timing of this storm. Please join me tonight at 5:30 pm and 10 pm on KXLF for a detailed weather forecast on this storm and the changes coming this weekend.