National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Overcast

18°F

-8°C

Humidity 62%
Wind Speed N 9 mph
Barometer 30.34 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 29 Jan 8:55 pm CST
Extended Forecast for

2 Miles NNE Bethalto IL

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 3. North wind around 6 mph.

    Low: 3 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near 17. North wind 6 to 11 mph.

    High: 17 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 3. Wind chill values as low as -10. North wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 3 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 19. Wind chill values as low as -10. Northwest wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 19 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 0. Northwest wind around 6 mph becoming calm in the evening.

    Low: 0 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 3. North wind around 6 mph.
Friday
Partly sunny and cold, with a high near 17. North wind 6 to 11 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 3. Wind chill values as low as -10. North wind 9 to 11 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny and cold, with a high near 19. Wind chill values as low as -10. Northwest wind 7 to 15 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 0. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 27.
Sunday Night
Mostly cloudy, with a low around 17.
Monday
Partly sunny, with a high near 33.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 34.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 33.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Partly sunny, with a high near 33.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Bethalto IL
 38.92°N 90.02°W (Elev. 512 ft)
Last Update:
4:46 pm CST Jan 29, 2026
Forecast Valid:
9pm CST Jan 29, 2026-6pm CST Feb 5, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation