National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Winona-Montgomery County Airport (K5A6)

Lat: 33.47°NLon: 89.73°WElev: 364ft.

Mostly Cloudy

86°F

30°C

Humidity 75%
Wind Speed W 3 mph
Barometer 30.09 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 20 Jun 12:35 pm CDT
Extended Forecast for

Weir MS

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 5pm. Mostly sunny, with a high near 91. Heat index values as high as 100. Calm wind.

    High: 91 °F

    Chance
    T-storms

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, sunny, with a high near 94. Heat index values as high as 103. Calm wind. Chance of precipitation is 30%.

    High: 94 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 94. Calm wind. Chance of precipitation is 40%.

    High: 94 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 93. Calm wind.

    High: 93 °F

    Chance
    T-storms

  • Monday Night

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

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind.

    High: 94 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 5pm. Mostly sunny, with a high near 91. Heat index values as high as 100. Calm wind.
Tonight
Patchy fog after 1am. Otherwise, mostly clear, with a low around 72. Calm wind.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, sunny, with a high near 94. Heat index values as high as 103. Calm wind. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 72. Calm wind.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 94. Calm wind. Chance of precipitation is 40%.
Sunday Night
Mostly clear, with a low around 72. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 93. Calm wind.
Monday Night
Mostly clear, with a low around 71. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Weir MS
 33.23°N 89.3°W
Last Update:
12:15 pm CDT Jun 20, 2025
Forecast Valid:
12pm CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
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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