Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
77°F
25°C
| Humidity | 30% |
| Wind Speed | S 8 mph |
| Barometer | 29.99 in |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 6 Oct 4:50 pm CDT |
Extended Forecast for
3 Miles S Troy IL
Tonight
Low: 54 °F
Clear
Wednesday
High: 88 °F
Sunny
Wednesday Night
Low: 56 °F
Mostly Clear
Thursday
High: 83 °F
Sunny
Thursday Night
Low: 54 °F
Mostly Clear
Friday
High: 85 °F
Sunny
Friday Night
Low: 57 °F
Clear
Saturday
High: 90 °F
Sunny
Saturday Night
Low: 59 °F
Partly Cloudy
then Chance
Showers
Detailed Forecast
Tonight
Clear, with a low around 54. South wind 3 to 5 mph.
Wednesday
Sunny, with a high near 88. West wind 5 to 9 mph.
Wednesday Night
Mostly clear, with a low around 56. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 83. Calm wind becoming north 5 to 7 mph in the morning.
Thursday Night
Mostly clear, with a low around 54. Northeast wind 3 to 5 mph.
Friday
Sunny, with a high near 85.
Friday Night
Clear, with a low around 57.
Saturday
Sunny, with a high near 90.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 59.
Sunday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 58.
Columbus Day
Mostly sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 60.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 83.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles S Troy IL
38.7°N 89.89°W (Elev. 551 ft)
38.7°N 89.89°W (Elev. 551 ft)
2:51 pm CDT Oct 6, 2026
5pm CDT Oct 6, 2026-6pm CDT Oct 13, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
