National Weather Service United States Department of Commerce

Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

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Last Map Update: Fri, Jul 25, 2025 at 6:44:12 pm PDT

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Inland thunderstorms have begun to pop up over Trinity County. Other areas are potentially Eastern Humboldt and NE Mendocino counties. Pay attention to storm threats and remember, when Thunder Roars, Go Indoors!
Thunderstorms are possible again Friday afternoon and evening. A Red Flag Warning has been issued for Trinity County, and portions of Mendocino and Lake Counties. Abundant lightning with gusty, erratic winds are possible.

 

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