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

Hazardous Weather Conditions

Current conditions at

Columbia-Marion County Airport (K0R0)

Lat: 31.3°NLon: 89.81°WElev: 265ft.

Fair

95°F

35°C

Humidity 60%
Wind Speed Vrbl 6 mph
Barometer 30.08 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index113°F (45°C)
Last update 12 Aug 11:35 am CDT
Extended Forecast for

Prentiss MS

Heat Advisory until August 12, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 12, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Today

    High: 98 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Heat index values as high as 106. Calm wind becoming west southwest around 5 mph in the morning.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming clear, with a low around 74. Southwest wind around 5 mph becoming calm.

    Low: 74 °F

    Decreasing
    Clouds

  • Friday

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

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 73. Calm wind.

    Low: 73 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 101. Northwest wind around 5 mph becoming calm.

    High: 101 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 98. Heat index values as high as 105. Southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 106. Calm wind becoming west southwest around 5 mph in the morning.
Thursday Night
Mostly cloudy, then gradually becoming clear, with a low around 74. Southwest wind around 5 mph becoming calm.
Friday
Sunny and hot, with a high near 100. Calm wind becoming west around 5 mph.
Friday Night
Clear, with a low around 73. Calm wind.
Saturday
Sunny and hot, with a high near 101. Northwest wind around 5 mph becoming calm.
Saturday Night
Partly cloudy, with a low around 75. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 101. Calm wind becoming northwest around 5 mph.
Sunday Night
Mostly clear, with a low around 75.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 102.
Monday Night
Mostly clear, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 101.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Prentiss MS
 31.6°N 89.89°W
Last Update:
11:15 am CDT Aug 12, 2026
Forecast Valid:
11am CDT Aug 12, 2026-6pm CDT Aug 18, 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