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.

Rain

62°F

17°C

Humidity 94%
Wind Speed S 5 mph
Barometer 29.75 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 18 Apr 3:15 am CDT
Extended Forecast for

3 Miles SW Alhambra IL

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 48. West wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.

    Low: 48 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 56. Northwest wind 16 to 18 mph, with gusts as high as 26 mph.

    High: 56 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 38. Northwest wind 9 to 14 mph becoming light and variable after midnight.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 65. Light west wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 24 mph.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. Northwest wind 5 to 9 mph becoming light and variable after midnight.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 48. West wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.
Saturday
A 30 percent chance of showers, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 56. Northwest wind 16 to 18 mph, with gusts as high as 26 mph.
Saturday Night
Clear, with a low around 38. Northwest wind 9 to 14 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 65. Light west wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 24 mph.
Sunday Night
Mostly clear, with a low around 38. Northwest wind 5 to 9 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 76. Chance of precipitation is 70%.
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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:
2:26 am CDT Apr 18, 2026
Forecast Valid:
3am CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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