Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

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Last Map Update: Wed, Jul 1, 2026 at 10:26:25 am CDT

Watches, Warnings & Advisories

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National Weather Service Austin/San Antonio, TX

National Weather Service Houston/Galveston, TX

National Weather Service Lake Charles, LA

Hazardous Weather Outlook

4th of July Weekend Forecast

Hot with Isolated Afternoon Storms Wednesday

Heat Safety Tips

Seasonably hot weather will continue through the July 4th holiday weekend, with afternoon highs in the mid to upper 90s and heat index values between 100 and 105 degrees. While most locations will remain dry, isolated afternoon and early evening thunderstorms are possible each day through Saturday, mainly across eastern portions of North and Central Texas. Better rain and storm chances are expected to arrive Sunday into Monday.

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Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

NWS Fort Worth/Dallas