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

45°F

7°C

Humidity 93%
Wind Speed N 15 mph
Barometer 29.98 in
Dewpoint 43°F (6°C)
Visibility 7.00 mi
Wind Chill38°F (3°C)
Last update 15 Feb 8:45 am CST
Extended Forecast for

3 Miles SW Alhambra IL

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 55. North wind 5 to 10 mph becoming light northwest in the afternoon.

    High: 55 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 35. Light and variable wind.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 62. Light south wind increasing to 8 to 13 mph in the morning.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. South wind 6 to 9 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63. Breezy, with a south wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon.

    High: 63 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 56. Breezy.

    Low: 56 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers after noon. Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 55. North wind 5 to 10 mph becoming light northwest in the afternoon.
Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 35. Light and variable wind.
Washington's Birthday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 62. Light south wind increasing to 8 to 13 mph in the morning.
Monday Night
Mostly cloudy, with a low around 41. South wind 6 to 9 mph.
Tuesday
Mostly cloudy, with a high near 63. Breezy, with a south wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 56. Breezy.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
A 30 percent chance of showers after noon. Mostly sunny, with a high near 69.
Thursday Night
A 30 percent chance of showers before midnight. Partly cloudy, with a low around 38.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 47.
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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:
7:56 am CST Feb 15, 2026
Forecast Valid:
9am CST Feb 15, 2026-6pm CST Feb 21, 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