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

78°F

26°C

Humidity 82%
Wind Speed SW 7 mph
Barometer 30.12 in (1020.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 15 Aug 5:53 am CDT
Extended Forecast for

2 Miles NE Chatham MS

Heat Advisory August 15, 06:33am until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 15, 06:33am until August 17, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Today

    High: 100 °F

    Hot

  • Tonight

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

    Low: 78 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 102. Heat index values as high as 113. West southwest wind around 5 mph.

    High: 102 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 80. Southwest wind around 5 mph.

    Low: 80 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 103. West wind around 5 mph.

    High: 103 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. West wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 102. West wind around 5 mph.

    High: 102 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. West wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 100. Heat index values as high as 109. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 78. South wind around 5 mph.
Sunday
Sunny and hot, with a high near 102. Heat index values as high as 113. West southwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 80. Southwest wind around 5 mph.
Monday
Sunny and hot, with a high near 103. West wind around 5 mph.
Monday Night
Mostly clear, with a low around 78. West wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 102. West wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 78. West wind around 5 mph becoming calm in the evening.
Wednesday
Sunny and hot, with a high near 101. West southwest wind around 5 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 78.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 99.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 75.
Friday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 97.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Chatham MS
 33.1°N 91.06°W
Last Update:
6:15 am CDT Aug 15, 2026
Forecast Valid:
6am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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