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.

Mostly Cloudy

81°F

27°C

Humidity 74%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 16 Jun 4:15 pm CDT
Extended Forecast for

Saint Clair MO

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Calm wind.

    High: 82 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. Light southwest wind.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Mostly cloudy, with a low around 71. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Mostly cloudy, with a high near 84. Southwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    High: 84 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    T-storms
    Likely then
    Chance
    Showers

  • Juneteenth

    Juneteenth: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Calm wind.
Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 67. Calm wind.
Tuesday
Mostly sunny, with a high near 89. Light southwest wind.
Tuesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Mostly cloudy, with a low around 71. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Mostly cloudy, with a high near 84. Southwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Juneteenth
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 94.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 73.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Clair MO
 38.35°N 90.98°W (Elev. 715 ft)
Last Update:
3:37 pm CDT Jun 16, 2025
Forecast Valid:
4pm CDT Jun 16, 2025-6pm CDT Jun 23, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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