Areas of Hazardous Weather This Weekend

A series of cold fronts from North Pacific storms will bring periods of gusty winds, low elevation rainfall, and high elevation snow to the Pacific Northwest this weekend into next week. Heavy to excessive rainfall may produce areas of flooding over southern Texas this weekend. Read More >

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

45°F

7°C

Humidity 74%
Wind Speed Vrbl 5 mph
Barometer 30.28 in (1025.5 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 7 Nov 10:54 am CST
Extended Forecast for

3 Miles NW Grafton IL

  • Today

    Today: Partly sunny, with a high near 53. Light and variable wind.

    High: 53 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, mostly cloudy, then gradually becoming clear, with a low around 36. Calm wind becoming southwest around 6 mph after midnight.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Areas of fog before 9am.  Otherwise, sunny, with a high near 61. West wind 6 to 9 mph.

    High: 61 °F

    Areas Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. West wind around 6 mph becoming calm  in the evening.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 53. Light and variable wind.
Tonight
Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 36. Calm wind becoming southwest around 6 mph after midnight.
Sunday
Areas of fog before 9am. Otherwise, sunny, with a high near 61. West wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 40. West wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 67. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Clear, with a low around 47.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 46.
Veterans Day
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Grafton IL
 39°N 90.47°W (Elev. 801 ft)
10:41 am CST Nov 7, 2026
11am CST Nov 7, 2026-6pm CST Nov 13, 2026
 
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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