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

46°F

8°C

Humidity 76%
Wind Speed N 16 mph
Barometer 29.95 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 11 Mar 1:50 pm CDT
Extended Forecast for

2 Miles NNE Bethalto IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers. Cloudy, with a high near 61. Breezy, with a northwest wind around 21 mph, with gusts as high as 31 mph.

    High: 61 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 30. Blustery, with a northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 29 mph.

    Low: 30 °F

    Decreasing
    Clouds and
    Blustery then
    Clear

  • Thursday

    Thursday: Sunny, with a high near 53. Light west wind becoming southwest 6 to 11 mph in the morning.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. Breezy, with a south wind 13 to 20 mph, with gusts as high as 31 mph.

    Low: 43 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 60. Northwest wind 13 to 17 mph, with gusts as high as 24 mph.

    High: 60 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely and possibly a thunderstorm, then rain after 1pm. High near 64. Breezy. Chance of precipitation is 80%.

    High: 64 °F

    Rain and
    Breezy

Detailed Forecast

This Afternoon
A 50 percent chance of showers. Cloudy, with a high near 61. Breezy, with a northwest wind around 21 mph, with gusts as high as 31 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 30. Blustery, with a northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 29 mph.
Thursday
Sunny, with a high near 53. Light west wind becoming southwest 6 to 11 mph in the morning.
Thursday Night
Partly cloudy, with a low around 43. Breezy, with a south wind 13 to 20 mph, with gusts as high as 31 mph.
Friday
Partly sunny, with a high near 60. Northwest wind 13 to 17 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly cloudy, with a high near 59.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
Rain likely and possibly a thunderstorm, then rain after 1pm. High near 64. Breezy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 23. Blustery. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 35. Breezy.
Monday Night
Mostly clear, with a low around 16.
Tuesday
Mostly sunny, with a high near 41.
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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:
1:26 pm CDT Mar 11, 2026
Forecast Valid:
1pm CDT Mar 11, 2026-6pm CDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation