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

Hazardous Weather Conditions

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

67°F

19°C

Humidity 55%
Wind Speed W 7 mph
Barometer 29.95 in (1013.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 12 May 10:54 pm CDT
Extended Forecast for

Hillsboro MO

  • Tonight

    Tonight: Mostly cloudy early, then becoming clear, with a low around 57. Southwest wind around 7 mph becoming northwest after midnight.

    Low: 57 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. Northwest wind 3 to 8 mph. Winds could gust as high as 20 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 46. North wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 76. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 56. South wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65.

    Low: 65 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy early, then becoming clear, with a low around 57. Southwest wind around 7 mph becoming northwest after midnight.
Wednesday
Sunny, with a high near 74. Northwest wind 3 to 8 mph. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 46. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 76. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 56. South wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Friday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65.
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 70.
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 67. Chance of precipitation is 70%.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hillsboro MO
 38.23°N 90.56°W (Elev. 801 ft)
Last Update:
9:21 pm CDT May 12, 2026
Forecast Valid:
11pm CDT May 12, 2026-6pm CDT May 19, 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