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

81°F

27°C

Humidity 85%
Wind Speed Calm
Barometer 29.98 in (1015.8 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 4 Sep 8:53 am CDT
Extended Forecast for

Greenville MS

Heat Advisory September 4, 11:00am until September 4, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 107. Calm wind becoming east around 5 mph in the afternoon.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 76. East wind around 5 mph becoming calm.

    Low: 76 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 3pm. Increasing clouds and hot, with a high near 99. Heat index values as high as 109. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 76. East southeast wind around 5 mph becoming calm.

    Low: 76 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Patchy fog before 7am. Otherwise, sunny and hot, with a high near 101. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 101 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny and hot, with a high near 102. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 102 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. East wind around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Calm wind becoming east southeast around 5 mph in the morning.

    High: 99 °F

    Hot

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 107. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 76. East wind around 5 mph becoming calm.
Saturday
A 20 percent chance of showers and thunderstorms after 3pm. Increasing clouds and hot, with a high near 99. Heat index values as high as 109. Calm wind becoming northeast around 5 mph in the afternoon.
Saturday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 76. East southeast wind around 5 mph becoming calm.
Sunday
Patchy fog before 7am. Otherwise, sunny and hot, with a high near 101. Calm wind becoming north northeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 77. Calm wind.
Labor Day
Sunny and hot, with a high near 102. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 76. East wind around 5 mph.
Tuesday
Sunny and hot, with a high near 99. Calm wind becoming east southeast around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny and hot, with a high near 98.
Wednesday Night
Partly cloudy, with a low around 76.
Thursday
Mostly sunny and hot, with a high near 98.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville MS
 33.4°N 91.05°W
Last Update:
9:41 am CDT Sep 4, 2026
Forecast Valid:
9am CDT Sep 4, 2026-6pm CDT Sep 10, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation