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

81°F

27°C

Humidity 77%
Wind Speed S 3 mph
Barometer 29.97 in (1015.5 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 13 Aug 12:56 am CDT
Extended Forecast for

5 Miles WNW Porterville MS

Heat Advisory August 13, 01:06am until August 14, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 13, 01:06am until August 14, 07:00pm

    NOW until 7:00pm Fri

    Heat Advisory

  • Overnight

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 97. Heat index values as high as 106. West southwest wind around 5 mph.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 77. Calm wind becoming south southwest around 5 mph.

    Low: 77 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 99. Heat index values as high as 107. West southwest wind around 5 mph.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. West wind around 5 mph becoming calm.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Calm wind becoming west northwest around 5 mph.

    High: 100 °F

    Hot

Detailed Forecast

Overnight
Mostly clear, with a low around 76. West southwest wind around 5 mph.
Thursday
Mostly sunny and hot, with a high near 97. Heat index values as high as 106. West southwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 77. Calm wind becoming south southwest around 5 mph.
Friday
Sunny and hot, with a high near 99. Heat index values as high as 107. West southwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 76. Calm wind.
Saturday
Sunny and hot, with a high near 99. West wind around 5 mph becoming calm.
Saturday Night
Mostly clear, with a low around 76. Calm wind.
Sunday
Sunny and hot, with a high near 100. Calm wind becoming west northwest around 5 mph.
Sunday Night
Mostly clear, with a low around 77. Calm wind becoming west southwest around 5 mph.
Monday
Sunny and hot, with a high near 101.
Monday Night
Mostly clear, with a low around 77.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 101.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 99.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Porterville MS
 32.68°N 88.57°W
Last Update:
12:15 am CDT Aug 13, 2026
Forecast Valid:
1am CDT Aug 13, 2026-6pm CDT Aug 19, 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