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.

Overcast

49°F

9°C

Humidity 90%
Wind Speed NE 6 mph
Barometer 30.11 in (1019.8 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 4 Apr 1:54 am CDT
Extended Forecast for

Saint Peters MO

Flood Watch April 4, 03:39am until April 6, 01:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 4, 03:39am until April 6, 01:00am

    NOW until 1:00am Sun

    Flood Watch

  • Overnight

    Low: 48 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms between 10am and 11am, then showers and possibly a thunderstorm after 11am. High near 57. Northeast wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.

    High: 57 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm, mainly before 4am, then a chance of showers and thunderstorms after 4am. Low around 46. North wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 100%.

    Low: 46 °F

    T-storms

  • Saturday

    Saturday: A chance of rain and thunderstorms, then rain after 11am. High near 51. North wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 51 °F

    Rain Likely
    then Rain

  • Saturday Night

    Saturday Night: Rain likely. Cloudy, with a low around 37. North wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

  • Sunday

    Sunday: A 50 percent chance of rain before 1pm. Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 48. Northeast wind around 7 mph.
Friday
A chance of showers and thunderstorms between 10am and 11am, then showers and possibly a thunderstorm after 11am. High near 57. Northeast wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.
Friday Night
Showers and possibly a thunderstorm, mainly before 4am, then a chance of showers and thunderstorms after 4am. Low around 46. North wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 100%.
Saturday
A chance of rain and thunderstorms, then rain after 11am. High near 51. North wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Saturday Night
Rain likely. Cloudy, with a low around 37. North wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Sunday
A 50 percent chance of rain before 1pm. Mostly cloudy, with a high near 48.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Sunny, with a high near 60.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 65.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 48.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 70.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Saint Peters MO
 38.78°N 90.59°W (Elev. 492 ft)
Last Update:
3:22 am CDT Apr 4, 2025
Forecast Valid:
3am CDT Apr 4, 2025-6pm CDT Apr 10, 2025
 
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