Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

48°F

9°C

Humidity 82%
Wind Speed SW 5 mph
Barometer 29.93 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 20 Mar 7:50 am CDT
Extended Forecast for

2 Miles NNE Bethalto IL

  • Today

    Today: Mostly sunny, with a high near 83. Southwest wind 5 to 14 mph.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 49. Northwest wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78. Light and variable wind becoming south 5 to 9 mph in the morning.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. South wind 6 to 9 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 86. South wind 9 to 16 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 83. Southwest wind 5 to 14 mph.
Tonight
Partly cloudy, with a low around 49. Northwest wind 5 to 7 mph becoming light and variable after midnight.
Saturday
Sunny, with a high near 78. Light and variable wind becoming south 5 to 9 mph in the morning.
Saturday Night
Mostly clear, with a low around 58. South wind 6 to 9 mph.
Sunday
Mostly sunny, with a high near 86. South wind 9 to 16 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Partly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
A 20 percent chance of showers. Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Bethalto IL
 38.92°N 90.02°W (Elev. 512 ft)
4:46 am CDT Mar 20, 2026
7am CDT Mar 20, 2026-6pm CDT Mar 26, 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