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Hazardous Weather Conditions

Current conditions at

Greenville, Mid Delta Regional Airport (KGLH)

Lat: 33.48°NLon: 90.99°WElev: 131ft.

Fair

100°F

38°C

Humidity 41%
Wind Speed W 6 mph
Barometer 29.95 in (1014.4 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index110°F (43°C)
Last update 20 Aug 1:53 pm CDT
Extended Forecast for

Glen Allan MS

Heat Advisory August 21, 11:00am until August 21, 08:00pm
Heat Advisory August 20, 02:14pm until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory August 20, 02:14pm until August 20, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 101 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 10pm. Increasing clouds, with a low around 74. West southwest wind around 5 mph becoming calm.

    Low: 74 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 100. Heat index values as high as 111. Calm wind becoming north around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72. North wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 99. Calm wind becoming northeast around 5 mph.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 20%.

    Low: 74 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Mostly sunny and hot, with a high near 98. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 98 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 5pm. Sunny and hot, with a high near 101. Heat index values as high as 112. South southwest wind around 5 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Increasing clouds, with a low around 74. West southwest wind around 5 mph becoming calm.
Friday
Mostly sunny and hot, with a high near 100. Heat index values as high as 111. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 72. North wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny and hot, with a high near 99. Calm wind becoming northeast around 5 mph.
Saturday Night
A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 20%.
Sunday
A 20 percent chance of showers before 1pm. Mostly sunny and hot, with a high near 98. Calm wind becoming west northwest around 5 mph in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind around 5 mph becoming calm. Chance of precipitation is 20%.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95. East wind around 5 mph becoming west southwest in the afternoon.
Monday Night
Mostly clear, with a low around 74.
Tuesday
A 20 percent chance of showers. Mostly sunny and hot, with a high near 97.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 75.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Glen Allan MS
 33.04°N 91.04°W
Last Update:
1:26 pm CDT Aug 20, 2026
Forecast Valid:
2pm CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation