National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fog/Mist

48°F

9°C

Humidity 87%
Wind Speed NE 7 mph
Barometer 30.09 in
Dewpoint 45°F (7°C)
Visibility 5.00 mi
Wind Chill45°F (7°C)
Last update 3 Mar 8:50 pm CST
Extended Forecast for

3 Miles SW Alhambra IL

  • Tonight

    Tonight: Rain and thunderstorms likely, mainly before 1am, then rain likely and possibly a thunderstorm after 4am. Patchy fog after 5am. Otherwise, cloudy, with a low around 48. Northeast wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Chance
    T-storms then
    Rain Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: Rain and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. Patchy fog before noon. High near 62. Light and variable wind becoming east 5 to 7 mph. Chance of precipitation is 80%.

    High: 62 °F

    Chance
    T-storms and
    Patchy Fog
    then Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 54. Light and variable wind becoming south 5 to 7 mph in the evening. Chance of precipitation is 100%.

    Low: 54 °F

    T-storms then
    Showers

  • Thursday

    Thursday: Showers likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 67. West wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 57. Light south wind increasing to 5 to 9 mph in the evening. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms. Partly sunny, with a high near 78. Breezy. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 57. Chance of precipitation is 90%.

    Low: 57 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers, mainly before noon. Partly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain and thunderstorms likely, mainly before 1am, then rain likely and possibly a thunderstorm after 4am. Patchy fog after 5am. Otherwise, cloudy, with a low around 48. Northeast wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Wednesday
Rain and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. Patchy fog before noon. High near 62. Light and variable wind becoming east 5 to 7 mph. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 54. Light and variable wind becoming south 5 to 7 mph in the evening. Chance of precipitation is 100%.
Thursday
Showers likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 67. West wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday Night
A chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 57. Light south wind increasing to 5 to 9 mph in the evening. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. Breezy. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 57. Chance of precipitation is 90%.
Saturday
A 50 percent chance of showers, mainly before noon. Partly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 73.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 57.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
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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:
8:52 pm CST Mar 3, 2026
Forecast Valid:
9pm CST Mar 3, 2026-6pm CDT Mar 10, 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