Hazardous Weather Conditions
Current conditions at
St. Charles, St. Charles County Smartt Airport (KSET)
Lat: 38.93°NLon: 90.43°WElev: 436ft.
Partly Cloudy
87°F
31°C
| Humidity | 42% |
| Wind Speed | SE 6 mph |
| Barometer | 30.17 in (1021.0 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 9.00 mi |
| Heat Index | 87°F (31°C) |
| Last update | 3 Oct 1:54 pm CDT |
Extended Forecast for
Old Monroe MO
This Afternoon
High: 89 °F
Mostly Sunny
Tonight
Low: 61 °F
Mostly Clear
Saturday
High: 87 °F
Sunny
Saturday Night
Low: 58 °F
Clear
Sunday
High: 87 °F
Sunny
Sunday Night
Low: 60 °F
Clear
Monday
High: 88 °F
Sunny
Monday Night
Low: 62 °F
Mostly Clear
then Slight
Chance
ShowersTuesday
High: 83 °F
Chance
Showers
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 89. South wind around 6 mph.
Tonight
Mostly clear, with a low around 61. South wind 3 to 5 mph.
Saturday
Sunny, with a high near 87. Light south wind increasing to 5 to 10 mph in the morning.
Saturday Night
Clear, with a low around 58. South wind 5 to 7 mph.
Sunday
Sunny, with a high near 87. South wind 5 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 60.
Monday
Sunny, with a high near 88.
Monday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 62.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 55.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 73.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Old Monroe MO
38.92°N 90.76°W (Elev. 436 ft)
38.92°N 90.76°W (Elev. 436 ft)
11:56 am CDT Oct 3, 2025
2pm CDT Oct 3, 2025-6pm CDT Oct 9, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
