National Weather Service United States Department of Commerce

Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

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Last Map Update: Sun, Jul 26, 2026 at 1:24:38 pm PDT

Gusty SW-W winds east of the Cascades will combine with low daytime relative humidities (RHs) to create critical fire weather conditions Sunday afternoon and evening. Expect minimum humidity of 9-15% with wind gusts of 25 to 35 mph in southeastern Klamath, southern Lake and Modoc counties, including the Fremont and Modoc National Forests. One less spark, one less wildfire.

 

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