Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
82°F
28°C
| Humidity | 40% |
| Wind Speed | S 15 mph |
| Barometer | 29.82 in (1009.5 mb) |
| Dewpoint | 55°F (13°C) |
| Visibility | 10.00 mi |
| Heat Index | 81°F (27°C) |
| Last update | 30 Mar 6:54 pm CDT |
Extended Forecast for
Whiteside MO
Tonight

Low: 64 °F
Mostly Cloudy
Tuesday

High: 82 °F
Chance
T-stormsTuesday Night

Low: 53 °F
Showers
Wednesday

High: 66 °F
Rain
Wednesday Night

Low: 57 °F
Rain
Thursday

High: 75 °F
Rain
Thursday Night

Low: 54 °F
Rain Likely
Friday

High: 79 °F
Chance Rain
Friday Night

Low: 53 °F
Rain Likely
Detailed Forecast
Tonight
Mostly cloudy, with a low around 64. South wind 10 to 13 mph, with gusts as high as 26 mph.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 82. Southwest wind 11 to 14 mph, with gusts as high as 31 mph.
Tuesday Night
A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 2am, then rain and possibly a thunderstorm after 2am. Low around 53. Southwest wind around 8 mph becoming north after midnight. Chance of precipitation is 90%.
Wednesday
Rain and possibly a thunderstorm. High near 66. East wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.
Wednesday Night
Rain and possibly a thunderstorm. Low around 57. East wind 8 to 10 mph becoming south after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%.
Thursday
Rain and possibly a thunderstorm. High near 75. Chance of precipitation is 90%.
Thursday Night
Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Friday
A 50 percent chance of rain and thunderstorms. Partly sunny, with a high near 79.
Friday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Saturday
Rain likely and possibly a thunderstorm before 1pm, then a chance of rain. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 37.
Sunday
A 20 percent chance of rain. Mostly sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 63.
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)
6:06 pm CDT Mar 30, 2026
7pm CDT Mar 30, 2026-6pm CDT Apr 6, 2026



