Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
41°F
5°C
| Humidity | 96% |
| Wind Speed | E 6 mph |
| Barometer | 30.45 in (1031.2 mb) |
| Dewpoint | 40°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 37°F (3°C) |
| Last update | 18 Oct 12:54 am CDT |
Extended Forecast for
Hamburg IL
Frost Advisory until October 18, 09:00am
NOW until 9:00am Sun

Frost Advisory
Overnight

Low: 39 °F
Clear
Sunday
High: 70 °F
Patchy Fog
then SunnySunday Night

Low: 43 °F
Clear
Monday

High: 71 °F
Sunny
Monday Night

Low: 44 °F
Partly Cloudy
Tuesday

High: 74 °F
Sunny
Tuesday Night

Low: 47 °F
Mostly Clear
Wednesday

High: 77 °F
Sunny
Detailed Forecast
Overnight
Clear, with a low around 39. Light south wind.
Sunday
Patchy fog between 8am and 9am. Otherwise, sunny, with a high near 70. South wind 3 to 7 mph.
Sunday Night
Clear, with a low around 43. Light south wind.
Monday
Sunny, with a high near 71. Calm wind.
Monday Night
Partly cloudy, with a low around 44. Calm wind.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 80.
Thursday Night
Clear, with a low around 51.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 52.
Saturday
Mostly sunny, with a high near 80.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Hamburg IL
39.23°N 90.72°W (Elev. 430 ft)
39.23°N 90.72°W (Elev. 430 ft)
1:26 am CDT Oct 18, 2026
1am CDT Oct 18, 2026-6pm CDT Oct 24, 2026



