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

Hazardous Weather Conditions

Current conditions at

SULLIVAN (KUUV)

Lat: 38.23°NLon: 91.16°WElev: 933ft.

Light Rain

N/A

Humidity NA
Wind Speed SW 5 mph
Barometer 29.59 in
Dewpoint N/A
Visibility 10.00 mi
Last update 19 Feb 8:55 am CST
Extended Forecast for

Saint Clair MO

Red Flag Warning February 19, 12:00pm until February 19, 08:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: Scattered showers and thunderstorms, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 72. Light and variable wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 40%.

    High: 72 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 33. West wind 9 to 15 mph, with gusts as high as 31 mph.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50. West wind 8 to 13 mph becoming light northwest in the afternoon. Winds could gust as high as 26 mph.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain after noon. Mostly sunny, with a high near 46. Calm wind becoming northwest 5 to 7 mph in the morning.

    High: 46 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 17.

    Low: 17 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 37.

    High: 37 °F

    Sunny

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 72. Light and variable wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 40%.
Tonight
Mostly clear, with a low around 33. West wind 9 to 15 mph, with gusts as high as 31 mph.
Friday
Sunny, with a high near 50. West wind 8 to 13 mph becoming light northwest in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Partly cloudy, with a low around 29. Calm wind.
Saturday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 46. Calm wind becoming northwest 5 to 7 mph in the morning.
Saturday Night
Mostly clear, with a low around 24.
Sunday
Sunny, with a high near 40.
Sunday Night
Clear, with a low around 17.
Monday
Sunny, with a high near 37.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Clair MO
 38.37°N 91.01°W (Elev. 673 ft)
Last Update:
6:26 am CST Feb 19, 2026
Forecast Valid:
9am CST Feb 19, 2026-6pm CST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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