Heat and Severe Thunderstorms in the Eastern U.S.

A widespread heat wave will peak over the South and East today, with several dozen temperature records expected along the East Coast. Heat should begin to ease this weekend in the Northeast, while hazardous heat continues over the South. Severe thunderstorms capable of damaging winds are possible across parts of the Appalachians, Mid Atlantic, and Northeast this afternoon and evening. Read More >

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Last Map Update: Fri, Jun 12, 2026 at 1:50:31 pm MDT

Watches, Warnings & Advisories

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National Weather Service Great Falls, MT

Winter Weather Advisory

Special Weather Statement

Thunderstorms Expected Friday in Western Montana

⛈️ If you have outdoor plans on Friday, especially anywhere north of I-90 or up in Glacier National Park, make sure to keep an eye on the sky. We are tracking thunderstorms expected to move through the area between Noon and 9 PM. Look out for locally heavy rain, lightning, and wind gusts up to 40 mph. Keep your phone handy for updates, stay weather-aware, and remember the golden rule: when thunder roars, go indoors!