Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Click a location below for detailed forecast.

Last Map Update: Wed, Jan 14, 2026 at 5:42:51 pm MST

Watches, Warnings & Advisories

National Weather Service Western and Central Wyoming

Zoom Out

National Weather Service Grand Junction, CO

National Weather Service NWS Flagstaff, AZ

National Weather Service Albuquerque, NM

Air Stagnation Advisory

How Long Will Valley Inversions Last?

Let's try to answer the question that's on the minds of most residents of the Wasatch Front: how long will valley inversions last? Most likely, inversions conditions will continue until the arrival of a storm system late next week. A storm on Friday will weaken inversions, though there is a low chance it could mix the inversions out.