Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
63°F
17°C
| Humidity | 30% |
| Wind Speed | W 8 mph |
| Barometer | 30.00 in (1015.7 mb) |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Last update | 18 Mar 1:54 pm CDT |
Extended Forecast for
Whiteside MO
This Afternoon

High: 62 °F
Sunny
Tonight

Low: 43 °F
Mostly Cloudy
Thursday

High: 71 °F
Sunny
Thursday Night

Low: 45 °F
Mostly Clear
Friday

High: 78 °F
Sunny
Friday Night

Low: 50 °F
Partly Cloudy
Saturday

High: 80 °F
Sunny
Saturday Night

Low: 57 °F
Mostly Clear
Sunday

High: 75 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 62. West wind around 5 mph.
Tonight
Mostly cloudy, with a low around 43. Calm wind.
Thursday
Sunny, with a high near 71. Light and variable wind.
Thursday Night
Mostly clear, with a low around 45. Calm wind.
Friday
Sunny, with a high near 78. Southwest wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Partly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 59.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Whiteside MO
39.17°N 91.01°W (Elev. 712 ft)
39.17°N 91.01°W (Elev. 712 ft)
1:26 pm CDT Mar 18, 2026
2pm CDT Mar 18, 2026-6pm CDT Mar 24, 2026


