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

Hazardous Weather Conditions

Current conditions at

Greenville, Mid Delta Regional Airport (KGLH)

Lat: 33.48°NLon: 90.99°WElev: 131ft.

Fair

76°F

24°C

Humidity 88%
Wind Speed S 8 mph
Barometer 29.94 in (1014.3 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 19 Aug 4:53 am CDT
Extended Forecast for

4 Miles W Grace MS

Extreme Heat Warning August 19, 08:00am until August 19, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Today

    Today: Sunny and hot, with a high near 101. Heat index values as high as 111. Southwest wind around 5 mph.

    High: 101 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 78. South southwest wind around 5 mph.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Heat index values as high as 110. West southwest wind around 5 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. South southwest wind around 5 mph becoming calm.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 100. Southwest wind around 5 mph becoming northwest in the afternoon.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. North northeast wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74. North northeast wind around 5 mph becoming calm.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 100. Calm wind becoming west northwest around 5 mph.

    High: 100 °F

    Hot

Detailed Forecast

Today
Sunny and hot, with a high near 101. Heat index values as high as 111. Southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 78. South southwest wind around 5 mph.
Thursday
Sunny and hot, with a high near 100. Heat index values as high as 110. West southwest wind around 5 mph.
Thursday Night
Mostly clear, with a low around 77. South southwest wind around 5 mph becoming calm.
Friday
Sunny and hot, with a high near 100. Southwest wind around 5 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 74. North northeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 99. Calm wind becoming north northeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 74. North northeast wind around 5 mph becoming calm.
Sunday
Mostly sunny and hot, with a high near 100. Calm wind becoming west northwest around 5 mph.
Sunday Night
Mostly clear, with a low around 76.
Monday
A 20 percent chance of showers. Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 100.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Grace MS
 32.97°N 91.01°W
Last Update:
5:15 am CDT Aug 19, 2026
Forecast Valid:
5am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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