Montana sees lows in the 30s, storms expected soon
As Montana approaches the official start of fall, temperatures are dropping significantly across the state. Overnight lows are forecast to dip into the 20s in West Yellowstone, the 30s in Butte and Dillon, and the 40s in cities like Billings, Missoula, Helena, Great Falls, and Bozeman. While dry weather is expected overnight into Wednesday, a shift in conditions is anticipated later in the week. Thursday and Friday bring a higher likelihood of soaking rains and thunderstorms, particularly in central and western Montana. Additional storm activity may persist into Saturday, signaling a dynamic weather pattern for the region. (Source time: Tue, 15 Sep 2026 22:19:00 GMT)