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.

Fog

37°F

3°C

Humidity 96%
Wind Speed W 7 mph
Barometer 30.21 in (1023.0 mb)
Dewpoint 36°F (2°C)
Visibility 0.25 mi
Wind Chill32°F (0°C)
Last update 2 Nov 12:54 am CST
Extended Forecast for

6 Miles NNE Moscow Mills MO

Freeze Warning until November 2, 07:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until November 2, 07:00am

    NOW until 7:00am Sun

    Freeze Warning

  • Overnight

    Low: 32 °F

    Frost and
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am. Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 54. Calm wind becoming southwest around 5 mph.

    High: 54 °F

    Frost and
    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. Calm wind becoming south around 5 mph.

    Low: 36 °F

    Clear then
    Areas Frost

  • Monday

    Monday: Areas of frost before 7am. Otherwise, sunny, with a high near 64. Southwest wind around 6 mph becoming calm in the afternoon.

    High: 64 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Overnight
Patchy fog after 4am. Widespread frost, mainly after 3am. Otherwise, mostly clear, with a low around 32. Calm wind.
Sunday
Patchy fog before 9am. Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 54. Calm wind becoming southwest around 5 mph.
Sunday Night
Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. Calm wind becoming south around 5 mph.
Monday
Areas of frost before 7am. Otherwise, sunny, with a high near 64. Southwest wind around 6 mph becoming calm in the afternoon.
Monday Night
Partly cloudy, with a low around 41. Calm wind.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 53.
Friday
A 20 percent chance of rain and thunderstorms. Mostly sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 47.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Moscow Mills MO
 39.04°N 90.9°W (Elev. 607 ft)
Last Update:
12:41 am CDT Nov 2, 2025
Forecast Valid:
1am CDT Nov 2, 2025-6pm CST Nov 8, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation