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

74°F

23°C

Humidity 95%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 19 Aug 4:15 am CDT
Extended Forecast for

4 Miles SW Mc Cool MS

Heat Advisory August 19, 04:22am until August 19, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 04:22am until August 19, 09:00pm

    NOW until 9:00pm Wed

    Heat Advisory

  • Today

    High: 100 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 75. Calm wind becoming south southwest around 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after 5pm. Sunny and hot, with a high near 98. Heat index values as high as 106. West southwest wind around 5 mph.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 7pm. Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 96. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 30%.

    High: 96 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °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: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Today
Isolated showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 100. Heat index values as high as 108. West wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 75. Calm wind becoming south southwest around 5 mph.
Thursday
A 10 percent chance of showers and thunderstorms after 5pm. Sunny and hot, with a high near 98. Heat index values as high as 106. West southwest wind around 5 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 7pm. Partly cloudy, with a low around 74. Calm wind.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 96. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 71. Calm wind.
Saturday
Sunny, with a high near 96. Calm wind becoming north around 5 mph.
Saturday Night
Mostly clear, with a low around 71. Calm wind.
Sunday
Sunny and hot, with a high near 97. Calm wind.
Sunday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 72.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 73.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 97.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mc Cool MS
 33.12°N 89.38°W
Last Update:
4:15 am CDT Aug 19, 2026
Forecast Valid:
4am CDT Aug 19, 2026-6pm CDT Aug 25, 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