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.

Mostly Cloudy

34°F

1°C

Humidity 41%
Wind Speed NW 16 G 24 mph
Barometer 30.33 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 9 Nov 4:50 pm CST
Extended Forecast for

2 Miles WSW Alton IL

  • Tonight

    Tonight: Scattered flurries between 11pm and 3am. Partly cloudy, with a low around 24. Northwest wind 13 to 15 mph, with gusts as high as 25 mph.

    Low: 24 °F

    Scattered
    Flurries

  • Monday

    Monday: Sunny, with a high near 41. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 25. West wind 5 to 8 mph becoming south after midnight.

    Low: 25 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 56. Southwest wind 8 to 15 mph, with gusts as high as 25 mph.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39. Southwest wind 6 to 10 mph.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered flurries between 11pm and 3am. Partly cloudy, with a low around 24. Northwest wind 13 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 41. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.
Monday Night
Increasing clouds, with a low around 25. West wind 5 to 8 mph becoming south after midnight.
Veterans Day
Partly sunny, with a high near 56. Southwest wind 8 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 39. Southwest wind 6 to 10 mph.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 56.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 74.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Alton IL
 38.88°N 90.19°W (Elev. 407 ft)
Last Update:
3:16 pm CST Nov 9, 2025
Forecast Valid:
5pm CST Nov 9, 2025-6pm CST Nov 16, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation