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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

76°F

24°C

Humidity 91%
Wind Speed Calm
Barometer 29.98 in (1015.6 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 19 Aug 3:53 am CDT
Extended Forecast for

Louise MS

Extreme Heat Warning August 19, 10:00am until August 19, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 100. Heat index values as high as 107. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 100 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 75. North northeast wind around 5 mph becoming calm.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind becoming north around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 98 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 72. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming north northeast around 5 mph in the morning.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71. North northeast wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

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

    Low: 72 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 100. Heat index values as high as 107. Calm wind becoming northeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 75. North northeast wind around 5 mph becoming calm.
Wednesday
A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind becoming north around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 72. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming north northeast around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 71. North northeast wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming north northeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 72. Northeast wind around 5 mph becoming calm in the evening.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Calm wind becoming north northeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 95.
Sunday Night
Mostly clear, with a low around 69.
Monday
Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Louise MS
 32.98°N 90.58°W
Last Update:
4:16 am CDT Aug 19, 2025
Forecast Valid:
4am CDT Aug 19, 2025-6pm CDT Aug 25, 2025
 
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