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

57°F

14°C

Humidity 63%
Wind Speed NW 7 mph
Barometer 29.98 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 15 Feb 4:50 pm CST
Extended Forecast for

3 Miles SW Alhambra IL

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 62. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

    High: 62 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. South wind 6 to 9 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 62. Breezy, with a south wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 62 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 56. Breezy, with a south wind 18 to 22 mph, with gusts as high as 31 mph.

    Low: 56 °F

    Breezy.
    Cloudy then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71. Chance of precipitation is 30%.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 36. Calm wind.
Washington's Birthday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 62. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 42. South wind 6 to 9 mph.
Tuesday
Mostly cloudy, with a high near 62. Breezy, with a south wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.
Tuesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 56. Breezy, with a south wind 18 to 22 mph, with gusts as high as 31 mph.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71. Chance of precipitation is 30%.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 37.
Friday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 51.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 31.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 48.
Saturday Night
A 20 percent chance of rain. Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Alhambra IL
 38.87°N 89.77°W (Elev. 541 ft)
Last Update:
5:01 pm CST Feb 15, 2026
Forecast Valid:
5pm CST Feb 15, 2026-6pm CST Feb 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation