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

Hazardous Weather Conditions

Current conditions at

Meridian, Meridian Naval Air Station - McCain Field (KNMM)

Lat: 32.55°NLon: 88.56°WElev: 318ft.

Fair

76°F

24°C

Humidity 94%
Wind Speed S 3 mph
Barometer 29.91 in (1013.3 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 5 Sep 10:56 pm CDT
Extended Forecast for

3 Miles WSW Toomsuba MS

Heat Advisory September 5, 11:49pm until September 6, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 5, 11:49pm until September 6, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Tonight

    Low: 73 °F

    Patchy Fog

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Sunny, then becoming partly sunny during the afternoon and hot, with a high near 99. Heat index values as high as 110. Calm wind becoming northwest around 5 mph.

    High: 99 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Partly Cloudy

  • Labor Day

    Labor Day: Mostly cloudy through mid morning, then becoming sunny and hot, with a high near 98. Heat index values as high as 105. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 72. East northeast wind around 5 mph becoming southeast after midnight.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. East southeast wind 5 to 10 mph.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71. East wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

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

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog between 1am and 3am. Otherwise, mostly clear, with a low around 73. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Sunny, then becoming partly sunny during the afternoon and hot, with a high near 99. Heat index values as high as 110. Calm wind becoming northwest around 5 mph.
Sunday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 30%.
Labor Day
Mostly cloudy through mid morning, then becoming sunny and hot, with a high near 98. Heat index values as high as 105. Calm wind becoming north northeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 72. East northeast wind around 5 mph becoming southeast after midnight.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. East southeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 71. East wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming east around 5 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 71. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Friday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 94.
Friday Night
Partly cloudy, with a low around 70.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Toomsuba MS
 32.41°N 88.51°W
Last Update:
11:15 pm CDT Sep 5, 2026
Forecast Valid:
11pm CDT Sep 5, 2026-6pm CDT Sep 12, 2026
 
Forecast Discussion
 
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Additional Resources

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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