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

47°F

8°C

Humidity 76%
Wind Speed S 9 mph
Barometer 29.88 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 9 Mar 3:35 am CDT
Extended Forecast for

3 Miles SW Alhambra IL

  • Overnight

    Overnight: Clear, with a low around 44. South wind around 8 mph.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 77. South wind 8 to 17 mph.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. South wind 8 to 14 mph, with gusts as high as 21 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of rain between 1pm and 4pm, then a chance of rain and thunderstorms after 4pm. Mostly sunny, with a high near 81. South wind 7 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 54. Southwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    Low: 54 °F

    Rain Likely
    then Rain

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm. Temperature rising to near 64 by 10am, then falling to around 48 during the remainder of the day. Breezy. Chance of precipitation is 100%.

    High: 64 °F⇓

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 44. South wind around 8 mph.
Monday
Sunny, with a high near 77. South wind 8 to 17 mph.
Monday Night
Mostly clear, with a low around 59. South wind 8 to 14 mph, with gusts as high as 21 mph.
Tuesday
A chance of rain between 1pm and 4pm, then a chance of rain and thunderstorms after 4pm. Mostly sunny, with a high near 81. South wind 7 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 54. Southwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Wednesday
Rain and possibly a thunderstorm. Temperature rising to near 64 by 10am, then falling to around 48 during the remainder of the day. Breezy. Chance of precipitation is 100%.
Wednesday Night
Mostly cloudy, with a low around 32. Breezy.
Thursday
Sunny, with a high near 52.
Thursday Night
Mostly cloudy, with a low around 43.
Friday
Partly sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 37.
Saturday
Partly sunny, with a high near 63.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 47.
Sunday
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 67. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Alhambra IL
 38.87°N 89.77°W (Elev. 541 ft)
Last Update:
1:26 am CDT Mar 9, 2026
Forecast Valid:
3am CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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