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.

Overcast

56°F

13°C

Humidity 80%
Wind Speed S 13 mph
Barometer 29.59 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 18 Feb 2:15 am CST
Extended Forecast for

3 Miles SW Alhambra IL

  • Overnight

    Overnight: A 20 percent chance of rain before 3am. Partly cloudy, with a low around 51. South wind 15 to 17 mph, with gusts as high as 28 mph.

    Low: 51 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Sunny, with a high near 70. West wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 49. South wind 3 to 8 mph.

    Low: 49 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly between 10am and 4pm. Partly sunny, with a high near 67. South wind 8 to 17 mph, with gusts as high as 29 mph.

    High: 67 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36. West wind 13 to 18 mph, with gusts as high as 28 mph.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny, with a high near 42.

    High: 42 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight. Partly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow
    then Mostly
    Clear

Detailed Forecast

Overnight
A 20 percent chance of rain before 3am. Partly cloudy, with a low around 51. South wind 15 to 17 mph, with gusts as high as 28 mph.
Wednesday
Sunny, with a high near 70. West wind 6 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
Increasing clouds, with a low around 49. South wind 3 to 8 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly between 10am and 4pm. Partly sunny, with a high near 67. South wind 8 to 17 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 36. West wind 13 to 18 mph, with gusts as high as 28 mph.
Friday
Sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 29.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 42.
Saturday Night
A 30 percent chance of snow before midnight. Partly cloudy, with a low around 23.
Sunday
Sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 35.
Monday Night
Mostly clear, with a low around 18.
Tuesday
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:
12:51 am CST Feb 18, 2026
Forecast Valid:
2am CST Feb 18, 2026-6pm CST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation