National Weather Service United States Department of Commerce

Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

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Last Map Update: Fri, Jun 20, 2025 at 11:16:46 pm CDT

Temperatures and heat indices increase this weekend across eastern Oklahoma and northwest Arkansas. Given that this is the first heatwave of the summer, there will be an increased risk for heat exhaustion and heat stroke. Please practice heat safety!
Hot and humid conditions will lead to increased heat risk this weekend. This is the first heat wave of the year and may impact individuals more than expected. Please remember to take breaks when outdoors and remain hydrated.
It is important to be able to recognize the signs of heat illness and what to do in response.
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