The National Weather Service in Missoula has issued an urban flood advisory in Flathead and Lake counties until 9:30 p.m. Wednesday. Heavy rainfall in the area could lead to road flooding, according to the weather service.
The weather service said that Doppler radar has indicated moderate to heavy rainfall in the Mission Valley and that the storm will move north into the Flathead throughout the afternoon and evening.
Meanwhile, snow is a concern in higher elevations. A winter weather advisory is in effect along the Continental Divide and in western Flathead and Lincoln counties. Snow is likely in areas above 5,500 feet and the weather service expects 2 to 5 inches of snow to fall on Marias Pass.
Rain and thunderstorms are forecasted for the Flathead Valley through the weekend.