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.

Mostly Cloudy

94°F

34°C

Humidity 46%
Wind Speed NW 3 mph
Barometer 29.96 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 18 Aug 3:35 pm CDT
Extended Forecast for

4 Miles SSW Ackerman MS

Heat Advisory August 19, 11:00am until August 19, 09:00pm
Heat Advisory until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory until August 18, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 98 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

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

    High: 99 °F

    Hot

  • Wednesday Night

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

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. West wind around 5 mph becoming calm in the afternoon.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming west northwest around 5 mph.

    High: 93 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98. Heat index values as high as 106. Northwest wind around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 73. Calm wind.
Wednesday
Sunny and hot, with a high near 99. Heat index values as high as 108. Calm wind becoming west around 5 mph.
Wednesday Night
Partly cloudy, with a low around 75. Calm wind becoming south southwest around 5 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. West wind around 5 mph becoming calm in the afternoon.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Calm wind.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming west northwest around 5 mph.
Friday Night
Partly cloudy, with a low around 70. Calm wind.
Saturday
Sunny, with a high near 94. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny, with a high near 95.
Sunday Night
Mostly clear, with a low around 71.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Ackerman MS
 33.25°N 89.19°W
Last Update:
3:15 pm CDT Aug 18, 2026
Forecast Valid:
3pm CDT Aug 18, 2026-6pm CDT Aug 24, 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