Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Click a location below for detailed forecast.

Last Map Update: Tue, Dec 2, 2025 at 11:42:40 am MST

Watches, Warnings & Advisories

Zoom Out

National Weather Service Great Falls, MT

Winter Weather Advisory

Hazardous Weather Outlook

Winter Travel Returns

Winter Travel Conditions Return Late Monday into Tuesday ❄️🚗 The Situation: Snow and ice are expected to impact travel across Western Montana and North-central Idaho. This system will arrive in waves, starting in Northwest Montana on Monday and spreading south Monday night into Tuesday. 📍 Where & How Much: North of I-90 (Kalispell, Libby, Marias Pass): Valley snow accumulations of 3-6 inches are possible. I-90 Corridor & South (Missoula, Hamilton, Butte, Grangeville, Orofino): Valleys will generally see 1-3 inches. Higher amounts in the mountains, especially the Swan and Mission Ranges in northwest Montana. ⚠️ Impacts: Slick roads are the primary concern. The Monday night and Tuesday morning commutes could be slippery, particularly over mountain passes like Lookout, Lolo, Marias and in the valleys of northwest Montana. Please allow extra time for travel and check road conditions before heading out!

Text Product Selector (Selected product opens in current window)

Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

NWS Forecast Office Missoula, MT