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Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

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Last Map Update: Mon, Aug 31, 2026 at 6:14:38 am CDT

Dangerously hot conditions will develop for portions of the area Monday. A Heat Advisory is in effect from noon until 8 PM for parts of northeast Oklahoma and west central Arkansas.
Dangerous heat continues for the next week or more. Heat stress will likely impact daytime outdoor activities. Drink plenty of water and take breaks in shade when spending time outdoors.
Drought conditions continue to worsen across eastern Oklahoma and northwest and west central Arkansas, with a resulting uptick in fire weather concerns across the area.
An extended period of hot and dry weather is expected to close out August and is likely to persist into the first part of September. The ongoing drought situation will worsen. Hot and windy conditions over the weekend and into next week will lead to localized fire weather concerns each day.
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