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

58°F

14°C

Humidity 56%
Wind Speed NW 6 mph
Barometer 29.84 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 15 Nov 10:55 pm CST
Extended Forecast for

Roxana IL

  • Tonight

    Tonight: Mostly clear, with a low around 42. North wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58. North wind 6 to 8 mph.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. North wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after 3pm. Increasing clouds, with a high near 60. Light east wind becoming southeast 6 to 11 mph in the morning.

    High: 60 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 46. Southeast wind around 10 mph. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 20 percent chance of showers. Partly sunny, with a high near 70.

    High: 70 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly after noon. Partly sunny, with a high near 63.

    High: 63 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 42. North wind 7 to 9 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 58. North wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 33. North wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers after 3pm. Increasing clouds, with a high near 60. Light east wind becoming southeast 6 to 11 mph in the morning.
Monday Night
Showers likely, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 46. Southeast wind around 10 mph. Chance of precipitation is 70%.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 70.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 46.
Wednesday
A 30 percent chance of rain, mainly after noon. Partly sunny, with a high near 63.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 50.
Thursday
Rain. High near 64. Chance of precipitation is 80%.
Thursday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Friday
Rain likely. Partly sunny, with a high near 63. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Roxana IL
 38.86°N 90.05°W (Elev. 499 ft)
Last Update:
9:26 pm CST Nov 15, 2025
Forecast Valid:
11pm CST Nov 15, 2025-6pm CST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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