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.

Partly Cloudy

43°F

6°C

Humidity 52%
Wind Speed SE 5 mph
Barometer 30.34 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 28 Mar 10:35 pm CDT
Extended Forecast for

3 Miles SW Alhambra IL

  • Tonight

    Tonight: Partly cloudy, with a low around 37. South wind around 7 mph.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. South wind 6 to 16 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 54. South wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 54 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 81. Breezy, with a south wind 11 to 20 mph.

    High: 81 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. South wind around 18 mph, with gusts as high as 26 mph.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain, then a chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 83. Breezy. Chance of precipitation is 50%.

    High: 83 °F

    Breezy.
    Slight Chance
    Rain then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 45. Chance of precipitation is 80%.

    Low: 45 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.

    High: 54 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Rain Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. South wind around 7 mph.
Sunday
Mostly sunny, with a high near 68. South wind 6 to 16 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 54. South wind 10 to 13 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 81. Breezy, with a south wind 11 to 20 mph.
Monday Night
Partly cloudy, with a low around 64. South wind around 18 mph, with gusts as high as 26 mph.
Tuesday
A slight chance of rain, then a chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 83. Breezy. Chance of precipitation is 50%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 45. Chance of precipitation is 80%.
Wednesday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.
Wednesday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Thursday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 43.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 68.
Friday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 52.
Saturday
Rain likely. Mostly cloudy, with a high near 68. Breezy. Chance of precipitation is 60%.
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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:
10:25 pm CDT Mar 28, 2026
Forecast Valid:
10pm CDT Mar 28, 2026-6pm CDT Apr 4, 2026
 
Forecast Discussion
 
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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