Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Partly Cloudy
32°F
0°C
| Humidity | 64% |
| Wind Speed | W 17 G 24 mph |
| Barometer | 29.86 in |
| Dewpoint | 21°F (-6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 21°F (-6°C) |
| Last update | 20 Feb 8:50 am CST |
Extended Forecast for
5 Miles SSE Donnellson IL
Today
High: 41 °F
Sunny and
BreezyTonight
Low: 26 °F
Increasing
CloudsSaturday
High: 41 °F
Partly Sunny
Saturday Night
Low: 21 °F
Mostly Clear
Sunday
High: 33 °F
Sunny and
BreezySunday Night
Low: 16 °F
Mostly Clear
Monday
High: 32 °F
Sunny
Monday Night
Low: 16 °F
Mostly Clear
Tuesday
High: 44 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 41. Breezy, with a west wind 11 to 21 mph, with gusts as high as 33 mph.
Tonight
Increasing clouds, with a low around 26. North wind 5 to 9 mph.
Saturday
Partly sunny, with a high near 41. Northwest wind 7 to 11 mph.
Saturday Night
Mostly clear, with a low around 21. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 33. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 16.
Monday
Sunny, with a high near 32.
Monday Night
Mostly clear, with a low around 16.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Mostly cloudy, with a high near 55.
Wednesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 31.
Thursday
A slight chance of rain and snow. Mostly sunny, with a high near 51. Chance of precipitation is 20%.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles SSE Donnellson IL
38.97°N 89.45°W (Elev. 581 ft)
38.97°N 89.45°W (Elev. 581 ft)
8:01 am CST Feb 20, 2026
9am CST Feb 20, 2026-6pm CST Feb 26, 2026
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