Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms will be possible from the central Plains to the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Interior Alaska and the Four Corners region through Monday. Read More >

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Last Map Update: Sat, Jun 27, 2026 at 3:50:24 pm MDT

Watches, Warnings & Advisories

National Weather Service Great Falls, MT

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National Weather Service Western and Central Wyoming

Severe Thunderstorm Warning

Flash Flood Warning

Severe Weather Statement

Winter Storm Warning

Tornado Watch

Severe Thunderstorm Watch

Flash Flood Watch

Winter Weather Advisory

Flood Watch

Special Weather Statement

Hazardous Weather Outlook

Hydrologic Outlook

Active Weather Pattern

Enhanced Risk For Severe Storms Today

Excessive Rainfall Outlook : Today

Mountain Snow Tonight thru Sunday

Gusty Winds Sunday and Monday

Active weather continues through Monday, then a shift to more typical summer weather. There is the potential for strong to severe thunderstorms today. Accumulating snow is possible for the mountains above 8500ft. Make sure to monitor the forecast if you have outdoor or travel plans.

There is a risk of strong to severe thunderstorms today, with the best chances east of a Hysham to Sheridan WY line. Golf Ball or larger hail, wind gusts over 70 mph and very heavy rainfall are possible with the stronger storms today. If you have outdoor plans be sure to keep weather aware and seek shelter quickly if storms approach.

Thunderstorms may produce locally heavy rainfall today. The Flash Flood Risk is elevated in the shaded areas.

Snow is possible over the Absaroka-Beartooth Mountains Tonight into Sunday. Around 1-3” of snow accumulation is expected over the higher elevations of the Beartooth Pass. Overnight temperatures will be in the 20s and 30s. Plan ahead if traveling on the Beartooth Pass or recreating in the high country.

Windy conditions are expected Sunday and Monday with westerly gusts in the 30 to 50 mph range common. The strongest winds are expected to reside west of Billings into the foothills.