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

SULLIVAN (KUUV)

Lat: 38.23°NLon: 91.16°WElev: 933ft.

Overcast

28°F

-2°C

Humidity 80%
Wind Speed W 8 G 17 mph
Barometer 30.29 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 30 Nov 3:55 am CST
Extended Forecast for

Saint Clair MO

  • Overnight

    Overnight: Mostly cloudy, with a low around 22. West wind 13 to 15 mph, with gusts as high as 28 mph.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 30. Northwest wind 7 to 13 mph, with gusts as high as 26 mph.

    High: 30 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19. North wind around 5 mph becoming calm in the evening.

    Low: 19 °F

    Mostly Cloudy

  • Monday

    Monday: A 50 percent chance of snow after noon. Cloudy, with a high near 31. East wind around 5 mph becoming calm in the afternoon.

    High: 31 °F

    Cloudy then
    Chance Snow

  • Monday Night

    Monday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 19. Calm wind. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 19 °F

    Snow Likely
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 22. West wind 13 to 15 mph, with gusts as high as 28 mph.
Sunday
Partly sunny, with a high near 30. Northwest wind 7 to 13 mph, with gusts as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 19. North wind around 5 mph becoming calm in the evening.
Monday
A 50 percent chance of snow after noon. Cloudy, with a high near 31. East wind around 5 mph becoming calm in the afternoon.
Monday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 19. Calm wind. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
Mostly clear, with a low around 20.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 14.
Thursday
Partly sunny, with a high near 26.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Clair MO
 38.37°N 91.01°W (Elev. 673 ft)
Last Update:
3:16 am CST Nov 30, 2025
Forecast Valid:
3am CST Nov 30, 2025-6pm CST Dec 6, 2025
 
Forecast Discussion
 
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Additional Resources

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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