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Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
A Few Clouds
85°F
29°C
| Humidity | 61% |
| Wind Speed | NE 12 mph |
| Barometer | 30.15 in (1020.5 mb) |
| Dewpoint | 70°F (21°C) |
| Visibility | 10.00 mi |
| Heat Index | 90°F (32°C) |
| Last update | 12 Jul 11:54 am CDT |
Extended Forecast for
Old Monroe MO
This Afternoon
High: 86 °F
Sunny
Tonight
Low: 65 °F
Clear
Monday
High: 87 °F
Sunny
Monday Night
Low: 66 °F
Clear
Tuesday
High: 90 °F
Sunny
Tuesday Night
Low: 70 °F
Mostly Clear
Wednesday
High: 92 °F
Sunny
Wednesday Night
Low: 72 °F
Mostly Clear
Thursday
High: 92 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 86. Northeast wind around 7 mph.
Tonight
Clear, with a low around 65. Northeast wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 87. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Monday Night
Clear, with a low around 66. Light north wind.
Tuesday
Sunny, with a high near 90. Calm wind becoming northeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 70.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 73.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 74.
Saturday
Sunny, with a high near 93.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Old Monroe MO
38.94°N 90.76°W (Elev. 499 ft)
38.94°N 90.76°W (Elev. 499 ft)
11:46 am CDT Jul 12, 2026
12pm CDT Jul 12, 2026-6pm CDT Jul 18, 2026
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