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 99%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 73°F (23°C)
Visibility 7.00 mi
Last update 18 Aug 1:55 am CDT
Extended Forecast for

2 Miles S McCarley MS

Heat Advisory August 18, 10:00am until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Clear, with a low around 74. Calm wind.

    Low: 74 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. Heat index values as high as 104. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Heat index values as high as 105. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Calm wind becoming north northeast around 5 mph.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 74. Calm wind.
Monday
Sunny and hot, with a high near 98. Heat index values as high as 104. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 74. Calm wind.
Tuesday
Sunny and hot, with a high near 100. Heat index values as high as 105. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 73. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Calm wind becoming north northeast around 5 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Calm wind.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming north northeast around 5 mph in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S McCarley MS
 33.5°N 89.83°W
Last Update:
1:15 am CDT Aug 18, 2025
Forecast Valid:
2am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
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