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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 1:18:42 pm CDT

Highs today will be ~ 6-8 F above climatology. Tonight will be the “coolest” night this forecast, yet still unseasonably warm, with lows similarly 6-8 F above normal.
Multiple days of 100+ degree heat means a greater chance of heat stress and heat illness this week. Be aware of the signs of heat stress, limit time spent outdoors (especially during the hottest part of the day), and stay hydrated!

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