Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair and Breezy

67°F

19°C

Humidity 59%
Wind Speed S 23 G 32 mph
Barometer 29.42 in (995.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 15 Mar 9:54 am CDT
Extended Forecast for

3 Miles WNW Carrollton IL

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

    NOW until 12:00pm Mon

    Wind Advisory

  • Today

    High: 69 °F

    Breezy.
    Isolated
    Showers then
    T-storms

  • Tonight

    Tonight: Rain before 10pm, then a chance of rain and snow between 10pm and 11pm, then a chance of snow after 11pm.  Low around 19. Blustery, with a northwest wind 23 to 28 mph, with gusts as high as 49 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Rain/Snow and
    Breezy then
    Chance Snow
    and Blustery

  • Monday

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

    High: 25 °F

    Blustery.
    Chance Snow
    then
    Scattered
    Flurries

  • Monday Night

    Monday Night: Mostly clear, with a low around 10. Northwest wind 10 to 17 mph, with gusts as high as 29 mph.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 35. Northwest wind 6 to 8 mph becoming south in the afternoon.

    High: 35 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow before 4am, then a chance of rain.  Mostly cloudy, with a steady temperature around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 30 percent chance of rain before 7am.  Mostly sunny, with a high near 60.

    High: 60 °F

    Chance Rain
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Today
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 69. Breezy, with a south wind 21 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 90%.
Tonight
Rain before 10pm, then a chance of rain and snow between 10pm and 11pm, then a chance of snow after 11pm. Low around 19. Blustery, with a northwest wind 23 to 28 mph, with gusts as high as 49 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
A chance of snow before noon, then scattered flurries between noon and 1pm. Cloudy, with a high near 25. Blustery, with a northwest wind 22 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 10. Northwest wind 10 to 17 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 35. Northwest wind 6 to 8 mph becoming south in the afternoon.
Tuesday Night
A chance of snow before 4am, then a chance of rain. Mostly cloudy, with a steady temperature around 33. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of rain before 7am. Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 74.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 67.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Carrollton IL
 39.29°N 90.46°W (Elev. 607 ft)
9:21 am CDT Mar 15, 2026
10am CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
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Additional Resources

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