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.

Mostly Cloudy

75°F

24°C

Humidity 63%
Wind Speed S 13 mph
Barometer 29.94 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 3 Apr 10:35 pm CDT
Extended Forecast for

Roxana IL

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Some of the storms could produce heavy rainfall. Low around 54. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    Low: 54 °F

    Chance
    T-storms then
    Heavy Rain

  • Saturday

    Saturday: Showers, mainly before 9am. The rain could be heavy at times. High near 65. West wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    High: 65 °F

    Heavy Rain
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. West wind 8 to 14 mph, with gusts as high as 22 mph.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59. Northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 40. West wind 3 to 6 mph.

    Low: 40 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Some of the storms could produce heavy rainfall. Low around 54. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Saturday
Showers, mainly before 9am. The rain could be heavy at times. High near 65. West wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Saturday Night
Mostly clear, with a low around 39. West wind 8 to 14 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 59. Northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 40. West wind 3 to 6 mph.
Monday
Sunny, with a high near 62.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Roxana IL
 38.84°N 90.05°W (Elev. 436 ft)
Last Update:
10:26 pm CDT Apr 3, 2026
Forecast Valid:
10pm CDT Apr 3, 2026-6pm CDT Apr 10, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation