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

41°F

5°C

Humidity 61%
Wind Speed Vrbl 3 mph
Barometer 30.15 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 12 Jan 6:50 pm CST
Extended Forecast for

Rosewood Heights IL

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 36. South wind 6 to 8 mph.

    Low: 36 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Increasing clouds, with a high near 60. West wind 8 to 15 mph, with gusts as high as 28 mph.

    High: 60 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 36. West wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a temperature rising to near 40 by 11am, then falling to around 32 during the remainder of the day. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 33 mph.

    High: 40 °F⇓

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 17. North wind 9 to 16 mph, with gusts as high as 24 mph.

    Low: 17 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain and snow after noon. Mostly cloudy, with a high near 42. Chance of precipitation is 20%.

    High: 42 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 36. South wind 6 to 8 mph.
Tuesday
Increasing clouds, with a high near 60. West wind 8 to 15 mph, with gusts as high as 28 mph.
Tuesday Night
A 30 percent chance of rain, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 36. West wind 8 to 13 mph, with gusts as high as 22 mph.
Wednesday
Mostly cloudy, with a temperature rising to near 40 by 11am, then falling to around 32 during the remainder of the day. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 33 mph.
Wednesday Night
Mostly clear, with a low around 17. North wind 9 to 16 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 31.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
A slight chance of rain and snow after noon. Mostly cloudy, with a high near 42. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 28.
Saturday Night
Partly cloudy, with a low around 10.
Sunday
Mostly sunny, with a high near 26.
Sunday Night
Partly cloudy, with a low around 13.
M.L.King Day
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rosewood Heights IL
 38.88°N 90.08°W (Elev. 499 ft)
Last Update:
4:46 pm CST Jan 12, 2026
Forecast Valid:
6pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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