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

76°F

24°C

Humidity 82%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 20 Aug 2:35 am CDT
Extended Forecast for

3 Miles NNW Winona MS

Heat Advisory August 20, 11:00am until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 75. South southwest wind around 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 106. West wind around 5 mph.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 96. Heat index values as high as 103. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. North northeast wind around 5 mph becoming calm.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. Calm wind becoming north around 5 mph.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 94. Calm wind becoming north northeast around 5 mph.

    High: 94 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 75. South southwest wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 106. West wind around 5 mph.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%.
Friday
Sunny, with a high near 96. Heat index values as high as 103. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 69. North northeast wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 96. Calm wind becoming north around 5 mph.
Saturday Night
Partly cloudy, with a low around 69. Calm wind.
Sunday
Mostly sunny, with a high near 94. Calm wind becoming north northeast around 5 mph.
Sunday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 70. Calm wind.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 69.
Tuesday
A 20 percent chance of showers. Sunny, with a high near 93.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 71.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Winona MS
 33.52°N 89.74°W
Last Update:
2:15 am CDT Aug 20, 2026
Forecast Valid:
2am CDT Aug 20, 2026-6pm CDT Aug 26, 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