National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Greenville, Mid Delta Regional Airport (KGLH)

Lat: 33.48°NLon: 90.99°WElev: 131ft.

Partly Cloudy

81°F

27°C

Humidity 77%
Wind Speed S 14 mph
Barometer 30.09 in (1019.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 19 May 8:53 am CDT
Extended Forecast for

Chatham MS

  • Today

    Today: A 30 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 90. South wind around 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 2am. Low around 72. South wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 72 °F

    Showers then
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 10am. Partly sunny, with a high near 83. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 70. West northwest wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 83. East southeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Chance
    T-storms then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 70. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 81. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 81 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. South wind around 5 mph. Chance of precipitation is 70%.

    Low: 70 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. South wind around 5 mph. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 90. South wind around 15 mph, with gusts as high as 20 mph.
Tonight
Showers and thunderstorms, mainly before 2am. Low around 72. South wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 10am. Partly sunny, with a high near 83. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 70. West northwest wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 83. East southeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm. Low around 70. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and possibly a thunderstorm. High near 81. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. South wind around 5 mph. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. South wind around 5 mph. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.
Sunday
Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Memorial Day
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Chatham MS
 33.08°N 91.06°W
Last Update:
8:15 am CDT May 19, 2026
Forecast Valid:
9am CDT May 19, 2026-6pm CDT May 25, 2026
 
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