


Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Fair
79°F
26°C
Humidity | 69% |
Wind Speed | NE 8 mph |
Barometer | 29.98 in (1014.9 mb) |
Dewpoint | 68°F (20°C) |
Visibility | 10.00 mi |
Heat Index | 81°F (27°C) |
Last update | 15 Jun 5:54 pm CDT |
Extended Forecast for
4 Miles NNE Saint Charles MO
Tonight
Low: 70 °F
Mostly Cloudy
Monday
High: 85 °F
Slight Chance
Showers then
Slight Chance
T-stormsMonday Night
Low: 69 °F
Partly Cloudy
Tuesday
High: 92 °F
Mostly Sunny
Tuesday Night
Low: 73 °F
Chance
T-stormsWednesday
High: 88 °F
Chance
T-storms then
T-storms
LikelyWednesday Night
Low: 69 °F
Chance
T-stormsJuneteenth
High: 85 °F
Mostly Sunny
Thursday Night
Low: 67 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly cloudy, with a low around 70. Northeast wind around 6 mph becoming calm in the evening.
Monday
A slight chance of showers between 11am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 85. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 69. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the morning.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 73. South wind around 7 mph.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 69.
Juneteenth
Mostly sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 67.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 95.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny, with a high near 94.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles NNE Saint Charles MO
38.85°N 90.51°W (Elev. 436 ft)
38.85°N 90.51°W (Elev. 436 ft)
5:51 pm CDT Jun 15, 2025
6pm CDT Jun 15, 2025-6pm CDT Jun 22, 2025