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Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
32°F
0°C
| Humidity | 73% |
| Wind Speed | NE 7 mph |
| Barometer | 30.14 in |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 25°F (-4°C) |
| Last update | 3 Feb 1:15 am CST |
Extended Forecast for
2 Miles WSW Saint Jacob IL
Overnight

Low: 29 °F
Slight Chance
SnowTuesday
High: 34 °F
Chance Wintry
Mix then
Mostly CloudyTuesday Night

Low: 18 °F
Mostly Cloudy
Wednesday

High: 30 °F
Partly Sunny
Wednesday Night

Low: 14 °F
Mostly Clear
Thursday

High: 38 °F
Partly Sunny
Thursday Night

Low: 30 °F
Mostly Clear
Friday

High: 49 °F
Mostly Sunny
Friday Night

Low: 25 °F
Mostly Clear
Detailed Forecast
Overnight
A 20 percent chance of snow after 4am. Cloudy, with a low around 29. East wind around 7 mph.
Tuesday
A chance of drizzle, snow, and freezing rain before 11am, then a slight chance of snow between 11am and noon. Mostly cloudy, with a high near 34. North wind 7 to 11 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 18. North wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 30. North wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 14. Light and variable wind.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Mostly clear, with a low around 30.
Friday
Mostly sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 41.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles WSW Saint Jacob IL
38.7°N 89.8°W (Elev. 482 ft)
38.7°N 89.8°W (Elev. 482 ft)
12:26 am CST Feb 3, 2026
1am CST Feb 3, 2026-6pm CST Feb 9, 2026


