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

99°F

37°C

Humidity 35%
Wind Speed Vrbl 6 mph
Barometer 30.15 in (1021.5 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 16 Sep 3:53 pm CDT
Extended Forecast for

Greenville MS

Heat Advisory September 16, 04:02pm until September 16, 07:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory September 16, 04:02pm until September 16, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • Tonight

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Heat index values as high as 102. Calm wind becoming east around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 73. East wind around 5 mph becoming calm.

    Low: 73 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 100. Heat index values as high as 104. Calm wind becoming southeast around 5 mph.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 101. Calm wind becoming west around 5 mph.

    High: 101 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 101. Calm wind becoming west around 5 mph.

    High: 101 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 102. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 73. East wind around 5 mph becoming calm.
Friday
Sunny and hot, with a high near 100. Heat index values as high as 104. Calm wind becoming southeast around 5 mph.
Friday Night
Mostly clear, with a low around 75. Calm wind.
Saturday
Sunny and hot, with a high near 101. Calm wind becoming west around 5 mph.
Saturday Night
Mostly clear, with a low around 76. Calm wind.
Sunday
Sunny and hot, with a high near 101. Calm wind becoming west around 5 mph.
Sunday Night
Mostly clear, with a low around 76. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 74.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville MS
 33.37°N 91.05°W
Last Update:
3:15 pm CDT Sep 16, 2026
Forecast Valid:
4pm CDT Sep 16, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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