National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Worth Spinks Airport (KFWS)

Lat: 32.57°NLon: 97.31°WElev: 700ft.

Fair

86°F

30°C

Humidity 43%
Wind Speed S 9 mph
Barometer 30.03 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 18 Aug 12:55 am CDT
Extended Forecast for

Alvarado TX

Heat Advisory August 18, 12:58am until August 18, 12:00pm
Extreme Heat Warning August 18, 12:00pm until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Heat Advisory August 18, 12:58am until August 18, 12:00pm

    NOW until 12:00pm Tue

    Heat Advisory

  • Overnight

    Low: 78 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 103. South wind 5 to 10 mph.

    High: 103 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. South wind 5 to 10 mph.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 101. South southwest wind 5 to 10 mph.

    High: 101 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. South wind 5 to 10 mph.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 101. Southwest wind 5 to 10 mph.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. South southeast wind around 5 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 101. South southwest wind around 5 mph becoming east southeast in the afternoon.

    High: 101 °F

    Hot

Detailed Forecast

Overnight
Clear, with a low around 78. South wind 5 to 10 mph.
Tuesday
Sunny and hot, with a high near 103. South wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 78. South wind 5 to 10 mph.
Wednesday
Sunny and hot, with a high near 101. South southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 78. South wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 101. Southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 78. South southeast wind around 5 mph.
Friday
Sunny and hot, with a high near 101. South southwest wind around 5 mph becoming east southeast in the afternoon.
Friday Night
Mostly clear, with a low around 77. East southeast wind around 5 mph becoming south after midnight.
Saturday
Sunny and hot, with a high near 101.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Sunny and hot, with a high near 101.
Sunday Night
Mostly clear, with a low around 78.
Monday
Sunny and hot, with a high near 101.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alvarado TX
 32.41°N 97.2°W (Elev. 745 ft)
Last Update:
6:12 pm CDT Aug 17, 2026
Forecast Valid:
12am CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation