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

Meridian, Key Field (KMEI)

Lat: 32.34°NLon: 88.75°WElev: 295ft.

Thunderstorm in Vicinity Rain Fog/Mist

65°F

18°C

Humidity 93%
Wind Speed N 16 G 28 mph
Barometer 30.07 in (1018.0 mb)
Dewpoint 63°F (17°C)
Visibility 4.00 mi
Last update 7 Mar 6:58 pm CST
Extended Forecast for

Decatur MS

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 3am, then showers likely and possibly a thunderstorm after 3am. Some of the storms could be severe. Low around 62. Northeast wind around 5 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 62 °F

    Severe
    Thunderstorms

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and 3pm, then showers likely and possibly a thunderstorm after 3pm. High near 74. West southwest wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 80. Calm wind becoming south southwest around 5 mph in the morning. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 83. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 83 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 83. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 83 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. Low around 49. South southwest wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%.

    Low: 49 °F

    Showers

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before 3am, then showers likely and possibly a thunderstorm after 3am. Some of the storms could be severe. Low around 62. Northeast wind around 5 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Sunday
Showers and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and 3pm, then showers likely and possibly a thunderstorm after 3pm. High near 74. West southwest wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly cloudy, with a low around 61. Calm wind.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 80. Calm wind becoming south southwest around 5 mph in the morning. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 63. South wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 83. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 83. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Wednesday Night
Showers. Low around 49. South southwest wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%.
Thursday
A 30 percent chance of showers, mainly before noon. Sunny, with a high near 66.
Thursday Night
Clear, with a low around 41.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur MS
 32.43°N 89.12°W
Last Update:
7:15 pm CST Mar 7, 2026
Forecast Valid:
7pm CST Mar 7, 2026-6pm CDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation