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

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

34°F

1°C

Humidity 29%
Wind Speed S 17 mph
Barometer 30.30 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 20 Jan 1:45 pm CST
Extended Forecast for

3 Miles W Bunker Hill IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 34. South wind 11 to 15 mph, with gusts as high as 22 mph.

    High: 34 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 26. South wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 26 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 42. West wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 42 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 21. Southwest wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 21 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 35. Northwest wind 5 to 8 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy and cold, with a high near 14.

    High: 14 °F

    Cold

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 1.

    Low: 1 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow. Mostly cloudy and cold, with a high near 13.

    High: 13 °F

    Chance Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 34. South wind 11 to 15 mph, with gusts as high as 22 mph.
Tonight
Increasing clouds, with a low around 26. South wind 11 to 15 mph, with gusts as high as 24 mph.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 42. West wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 21. Southwest wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 35. Northwest wind 5 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 9.
Friday
Mostly cloudy and cold, with a high near 14.
Friday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 1.
Saturday
A 40 percent chance of snow. Mostly cloudy and cold, with a high near 13.
Saturday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 4.
Sunday
Mostly sunny, with a high near 22.
Sunday Night
Mostly clear, with a low around 5.
Monday
Sunny, with a high near 26.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Bunker Hill IL
 39.06°N 90.01°W (Elev. 656 ft)
Last Update:
10:51 am CST Jan 20, 2026
Forecast Valid:
2pm CST Jan 20, 2026-6pm CST Jan 26, 2026
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation