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.

Partly Cloudy

87°F

31°C

Humidity 58%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 3 Oct 3:15 pm CDT
Extended Forecast for

Weir MS

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 88. East wind around 5 mph.

    High: 88 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after noon. High near 79. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 79 °F

    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers between 8pm and 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 62. North northeast wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 84. North northeast wind 5 to 10 mph.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. North northeast wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. East northeast wind around 5 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Calm wind becoming east around 5 mph.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 88. East wind around 5 mph.
Tonight
A chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 40%.
Sunday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after noon. High near 79. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
A slight chance of showers between 8pm and 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 62. North northeast wind around 5 mph becoming calm. Chance of precipitation is 20%.
Monday
Sunny, with a high near 84. North northeast wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 55. North northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 86. East northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 57. Calm wind.
Wednesday
Sunny, with a high near 85. Calm wind becoming east around 5 mph.
Wednesday Night
Clear, with a low around 54.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Weir MS
 33.25°N 89.3°W
Last Update:
3:15 pm CDT Oct 3, 2026
Forecast Valid:
3pm CDT Oct 3, 2026-6pm CDT Oct 9, 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