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.

Fair

N/A

Humidity NA
Wind Speed Calm
Barometer 30.03 in
Dewpoint N/A
Visibility 10.00 mi
Last update 12 May 8:35 pm CDT
Extended Forecast for

8 Miles WSW Potosi MO

  • Tonight

    Tonight: Increasing clouds, with a low around 57. Southwest wind around 6 mph becoming northwest after midnight.

    Low: 57 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 77. Northwest wind 3 to 8 mph. Winds could gust as high as 20 mph.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 48. North wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 59. South wind 5 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.

    High: 90 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67.

    Low: 67 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Increasing clouds, with a low around 57. Southwest wind around 6 mph becoming northwest after midnight.
Wednesday
Sunny, with a high near 77. Northwest wind 3 to 8 mph. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 48. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 59. South wind 5 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 68.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 90. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WSW Potosi MO
 37.9°N 90.91°W (Elev. 997 ft)
Last Update:
6:06 pm CDT May 12, 2026
Forecast Valid:
8pm CDT May 12, 2026-6pm CDT May 19, 2026
 
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