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

Hazardous Weather Conditions

Current conditions at

Winona-Montgomery County Airport (K5A6)

Lat: 33.47°NLon: 89.73°WElev: 364ft.

Fair

92°F

33°C

Humidity 53%
Wind Speed NA
Barometer 30.19 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 15 Aug 11:55 am CDT
Extended Forecast for

Winona MS

Heat Advisory August 15, 12:11pm until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 15, 12:11pm until August 17, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 99 °F

    Hot

  • Tonight

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

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. Heat index values as high as 108. Calm wind becoming west around 5 mph in the morning.

    High: 99 °F

    Hot

  • Sunday Night

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

    Low: 77 °F

    Mostly Clear

  • Monday

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

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Calm wind becoming west around 5 mph in the afternoon.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

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

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 99. Heat index values as high as 105. West southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 76. Calm wind.
Sunday
Sunny and hot, with a high near 99. Heat index values as high as 108. Calm wind becoming west around 5 mph in the morning.
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 100. West wind around 5 mph.
Monday Night
Mostly clear, with a low around 75. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 75. Calm wind.
Wednesday
Sunny and hot, with a high near 98. Calm wind becoming west southwest around 5 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 96.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winona MS
 33.5°N 89.72°W
Last Update:
11:15 am CDT Aug 15, 2026
Forecast Valid:
12pm CDT Aug 15, 2026-6pm CDT Aug 21, 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