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

54°F

12°C

Humidity 58%
Wind Speed SE 7 mph
Barometer 29.90 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 6 Nov 7:50 pm CST
Extended Forecast for

3 Miles NNE Marine IL

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 52. Southeast wind 9 to 13 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 71. West wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 71 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. West wind 5 to 7 mph becoming calm after midnight.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of rain after noon. Partly sunny, with a high near 65. Light west wind increasing to 5 to 10 mph in the afternoon.

    High: 65 °F

    Partly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of rain before midnight. Mostly cloudy, with a low around 33. Northwest wind 10 to 16 mph, with gusts as high as 23 mph.

    Low: 33 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 42. Breezy.

    High: 42 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 52. Southeast wind 9 to 13 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 71. West wind 9 to 13 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 41. West wind 5 to 7 mph becoming calm after midnight.
Saturday
A 30 percent chance of rain after noon. Partly sunny, with a high near 65. Light west wind increasing to 5 to 10 mph in the afternoon.
Saturday Night
A 50 percent chance of rain before midnight. Mostly cloudy, with a low around 33. Northwest wind 10 to 16 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 42. Breezy.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 25.
Veterans Day
Mostly sunny, with a high near 54.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Marine IL
 38.83°N 89.77°W (Elev. 525 ft)
Last Update:
5:16 pm CST Nov 6, 2025
Forecast Valid:
8pm CST Nov 6, 2025-6pm CST Nov 13, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation