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

Hazardous Weather Conditions

Current conditions at

Meridian, Key Field (KMEI)

Lat: 32.34°NLon: 88.75°WElev: 295ft.

Fair

77°F

25°C

Humidity 94%
Wind Speed SW 3 mph
Barometer 30.11 in (1019.1 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 16 Aug 2:58 am CDT
Extended Forecast for

3 Miles NNW Decatur MS

Heat Advisory August 16, 03:44am until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 16, 03:44am until August 17, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Overnight

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 101. Heat index values as high as 108. West wind around 5 mph becoming north northwest in the afternoon.

    High: 101 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. Calm wind becoming west around 5 mph after midnight.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 101. Heat index values as high as 109. West wind around 5 mph.

    High: 101 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. West southwest wind around 5 mph becoming calm.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. West wind around 5 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. West wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100. West wind around 5 mph.

    High: 100 °F

    Hot

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Calm wind becoming west southwest around 5 mph.
Sunday
Sunny and hot, with a high near 101. Heat index values as high as 108. West wind around 5 mph becoming north northwest in the afternoon.
Sunday Night
Mostly clear, with a low around 77. Calm wind becoming west around 5 mph after midnight.
Monday
A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 101. Heat index values as high as 109. West wind around 5 mph.
Monday Night
Mostly clear, with a low around 75. West southwest wind around 5 mph becoming calm.
Tuesday
Sunny and hot, with a high near 100. West wind around 5 mph.
Tuesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. West wind around 5 mph becoming calm. Chance of precipitation is 20%.
Wednesday
Sunny and hot, with a high near 100. West wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 75. Calm wind becoming west southwest around 5 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 100.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Decatur MS
 32.48°N 89.12°W
Last Update:
3:15 am CDT Aug 16, 2026
Forecast Valid:
3am CDT Aug 16, 2026-6pm CDT Aug 22, 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