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

Hazardous Weather Conditions

Current conditions at

St. Charles, St. Charles County Smartt Airport (KSET)

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

48°F

9°C

Humidity 46%
Wind Speed S 15 mph
Barometer 29.91 in (1012.8 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 12 Mar 10:54 pm CDT
Extended Forecast for

2 Miles NW Foley MO

Wind Advisory until March 13, 06:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until March 13, 06:00am

    NOW until 6:00am Fri

    Wind Advisory

  • Tonight

    Low: 44 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 58. West wind 10 to 16 mph, with gusts as high as 30 mph.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 65. Southeast wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 53. South wind 8 to 10 mph, with gusts as high as 23 mph.

    Low: 53 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: Rain likely and possibly a thunderstorm before 10am, then rain likely between 10am and 1pm, then rain and possibly a thunderstorm after 1pm. High near 67. Chance of precipitation is 90%.

    High: 67 °F

    Rain

  • Sunday Night

    Sunday Night: Rain and snow before 1am, then a chance of snow. Low around 19. Blustery. Chance of precipitation is 80%.

    Low: 19 °F

    Rain/Snow and
    Blustery

  • Monday

    Monday: A 20 percent chance of snow before 1pm. Partly sunny, with a high near 28. Blustery.

    High: 28 °F

    Slight Chance
    Snow and
    Blustery

Detailed Forecast

Tonight
Mostly cloudy, with a low around 44. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 36 mph.
Friday
Mostly sunny, with a high near 58. West wind 10 to 16 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 65. Southeast wind 6 to 10 mph, with gusts as high as 21 mph.
Saturday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 53. South wind 8 to 10 mph, with gusts as high as 23 mph.
Sunday
Rain likely and possibly a thunderstorm before 10am, then rain likely between 10am and 1pm, then rain and possibly a thunderstorm after 1pm. High near 67. Chance of precipitation is 90%.
Sunday Night
Rain and snow before 1am, then a chance of snow. Low around 19. Blustery. Chance of precipitation is 80%.
Monday
A 20 percent chance of snow before 1pm. Partly sunny, with a high near 28. Blustery.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Foley MO
 39.05°N 90.75°W (Elev. 499 ft)
Last Update:
10:36 pm CDT Mar 12, 2026
Forecast Valid:
11pm CDT Mar 12, 2026-6pm CDT Mar 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