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 89%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 19 Aug 1:35 am CDT
Extended Forecast for

7 Miles W Louisville MS

Heat Advisory August 19, 01:44am until August 19, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 01:44am until August 19, 09:00pm

    NOW until 9:00pm Wed

    Heat Advisory

  • Overnight

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 4pm. 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.

    High: 100 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Calm wind becoming southwest around 5 mph after midnight.

    Low: 75 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 99. Heat index values as high as 106. West wind around 5 mph.

    High: 99 °F

    Sunny then
    Slight 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 slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 96. West northwest wind 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 in the afternoon.

    High: 96 °F

    Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 73. Calm wind becoming west southwest around 5 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 4pm. 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.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Calm wind becoming southwest around 5 mph after midnight.
Thursday
A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 99. Heat index values as high as 106. West wind around 5 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Calm wind.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 96. West northwest wind 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 in the afternoon.
Saturday Night
Mostly clear, with a low around 71. Calm wind.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
A 20 percent chance of showers. 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 72.
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:
7 Miles W Louisville MS
 33.11°N 89.17°W
Last Update:
1:26 am CDT Aug 19, 2026
Forecast Valid:
1am 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