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Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Overcast
15°F
-9°C
| Humidity | 53% |
| Wind Speed | N 7 mph |
| Barometer | 30.44 in (1031.7 mb) |
| Dewpoint | 1°F (-17°C) |
| Visibility | 10.00 mi |
| Wind Chill | 5°F (-15°C) |
| Last update | 30 Jan 5:54 pm CST |
Extended Forecast for
4 Miles SSW Hardin IL
Tonight

Low: 4 °F
Chance
FlurriesSaturday

High: 19 °F
Cold
Saturday Night

Low: 3 °F
Mostly Clear
Sunday
High: 28 °F
Partly Sunny
then Slight
Chance SnowSunday Night

Low: 20 °F
Mostly Cloudy
Monday

High: 36 °F
Mostly Sunny
Monday Night

Low: 25 °F
Mostly Cloudy
Tuesday
High: 35 °F
Slight Chance
Snow then
Chance
Rain/SnowTuesday Night

Low: 22 °F
Mostly Cloudy
Detailed Forecast
Tonight
A chance of flurries before 3am. Mostly cloudy, then gradually becoming mostly clear, with a low around 4. North wind 8 to 11 mph, with gusts as high as 22 mph.
Saturday
Sunny and cold, with a high near 19. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 3. Northwest wind around 6 mph becoming light and variable after midnight.
Sunday
A 20 percent chance of snow after noon. Partly sunny, with a high near 28. South wind 5 to 7 mph.
Sunday Night
Mostly cloudy, with a low around 20. South wind around 6 mph becoming west after midnight.
Monday
Mostly sunny, with a high near 36.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
A slight chance of snow before noon, then a chance of rain and snow. Cloudy, with a high near 35. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Mostly cloudy, with a high near 30.
Wednesday Night
Partly cloudy, with a low around 16.
Thursday
Mostly sunny, with a high near 35.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 41.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SSW Hardin IL
39.1°N 90.64°W (Elev. 758 ft)
39.1°N 90.64°W (Elev. 758 ft)
4:46 pm CST Jan 30, 2026
6pm CST Jan 30, 2026-6pm CST Feb 6, 2026



