Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
63°F
17°C
| Humidity | 39% |
| Wind Speed | S 6 mph |
| Barometer | 30.43 in |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 18 Oct 1:50 pm CDT |
Extended Forecast for
Marine IL
This Afternoon
High: 68 °F
Sunny
Tonight
Low: 39 °F
Clear
Monday
High: 71 °F
Sunny
Monday Night
Low: 42 °F
Partly Cloudy
Tuesday
High: 75 °F
Mostly Sunny
Tuesday Night
Low: 44 °F
Mostly Clear
Wednesday
High: 77 °F
Sunny
Wednesday Night
Low: 46 °F
Clear
Thursday
High: 77 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 68. South wind around 8 mph.
Tonight
Clear, with a low around 39. Southeast wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 71. Light and variable wind.
Monday Night
Partly cloudy, with a low around 42. Calm wind.
Tuesday
Mostly sunny, with a high near 75. Calm wind.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Clear, with a low around 46.
Thursday
Sunny, with a high near 77.
Thursday Night
Clear, with a low around 48.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 48.
Saturday
Mostly sunny, with a high near 77.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Marine IL
38.78°N 89.77°W (Elev. 512 ft)
38.78°N 89.77°W (Elev. 512 ft)
1:26 pm CDT Oct 18, 2026
2pm CDT Oct 18, 2026-6pm CDT Oct 24, 2026
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