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.

Thunderstorm in Vicinity Rain Fog/Mist and Breezy

43°F

6°C

Humidity 89%
Wind Speed NW 25 G 41 mph
Barometer 29.41 in (995.9 mb)
Dewpoint 40°F (4°C)
Visibility 5.00 mi
Wind Chill33°F (1°C)
Last update 15 Mar 5:54 pm CDT
Extended Forecast for

2 Miles NE Fieldon IL

Wind Advisory March 15, 06:10pm until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory March 15, 06:10pm until March 16, 12:00pm

    NOW until 12:00pm Mon

    Wind Advisory

  • Tonight

    Low: 19 °F

    Breezy.
    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: A chance of snow before 11am, then scattered flurries between 11am and 1pm. Cloudy, with a high near 26. Blustery, with a northwest wind 22 to 25 mph, with gusts as high as 43 mph. Chance of precipitation is 30%.

    High: 26 °F

    Blustery.
    Chance Snow
    then
    Scattered
    Flurries

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. Blustery, with a northwest wind 13 to 20 mph, with gusts as high as 29 mph.

    Low: 12 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34. Northwest wind 6 to 10 mph becoming south in the afternoon.

    High: 34 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 29. Southeast wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Tonight
Rain and snow, becoming all snow after 10pm. Low around 19. Breezy, with a west wind 22 to 26 mph, with gusts as high as 49 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
Monday
A chance of snow before 11am, then scattered flurries between 11am and 1pm. Cloudy, with a high near 26. Blustery, with a northwest wind 22 to 25 mph, with gusts as high as 43 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 12. Blustery, with a northwest wind 13 to 20 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 34. Northwest wind 6 to 10 mph becoming south in the afternoon.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 29. Southeast wind 6 to 14 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 43.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Fieldon IL
 39.14°N 90.47°W (Elev. 600 ft)
Last Update:
5:36 pm CDT Mar 15, 2026
Forecast Valid:
6pm CDT Mar 15, 2026-6pm CDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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