Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fog/Mist

51°F

11°C

Humidity 96%
Wind Speed NA
Barometer 30.28 in
Dewpoint 49°F (9°C)
Visibility 5.00 mi
Last update 8 Oct 3:35 am CDT
Extended Forecast for

Saint Jacob IL

  • Overnight

    Overnight: Clear, with a low around 49. North wind around 5 mph.

    Low: 49 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. Northeast wind 5 to 9 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 43. Northeast wind 6 to 9 mph.

    Low: 43 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 72. East wind around 7 mph.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 41. East wind around 5 mph becoming calm  in the evening.

    Low: 41 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 49. North wind around 5 mph.
Wednesday
Sunny, with a high near 74. Northeast wind 5 to 9 mph.
Wednesday Night
Clear, with a low around 43. Northeast wind 6 to 9 mph.
Thursday
Sunny, with a high near 72. East wind around 7 mph.
Thursday Night
Clear, with a low around 41. East wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 57.
Columbus Day
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Saint Jacob IL
 38.72°N 89.77°W (Elev. 499 ft)
2:01 am CDT Oct 8, 2025
3am CDT Oct 8, 2025-6pm CDT Oct 14, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database