Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Partly Cloudy

19°F

-7°C

Humidity 86%
Wind Speed S 6 mph
Barometer 30.22 in
Dewpoint 16°F (-9°C)
Visibility 7.00 mi
Wind Chill11°F (-12°C)
Last update 5 Feb 7:50 am CST
Extended Forecast for

2 Miles NNE Bethalto IL

  • Today

    Today: Mostly cloudy, with a high near 37. South wind 5 to 11 mph.

    High: 37 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. South wind 5 to 7 mph becoming west after midnight.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 46. West wind 8 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22. North wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 35. Northeast wind around 7 mph becoming southeast in the afternoon.

    High: 35 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 37. South wind 5 to 11 mph.
Tonight
Mostly cloudy, with a low around 27. South wind 5 to 7 mph becoming west after midnight.
Friday
Partly sunny, with a high near 46. West wind 8 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Partly cloudy, with a low around 22. North wind 6 to 13 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 35. Northeast wind around 7 mph becoming southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 29.
Monday
Sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 40.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 62.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Bethalto IL
 38.92°N 90.02°W (Elev. 512 ft)
3:51 am CST Feb 5, 2026
8am CST Feb 5, 2026-6pm CST Feb 11, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database