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.

Fair

82°F

28°C

Humidity 40%
Wind Speed SW 9 mph
Barometer 29.71 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 26 Mar 7:45 pm CDT
Extended Forecast for

Roxana IL

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then showers likely. Low around 40. Breezy, with a southwest wind 10 to 20 mph becoming northeast after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 90%.

    Low: 40 °F

    Breezy.
    Chance
    T-storms then
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 53. North wind 15 to 18 mph, with gusts as high as 28 mph.

    High: 53 °F

    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. North wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 56. Calm wind becoming south 5 to 8 mph in the morning.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41. South wind around 8 mph.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Showers and thunderstorms before 4am, then showers likely. Low around 40. Breezy, with a southwest wind 10 to 20 mph becoming northeast after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 90%.
Friday
A 30 percent chance of showers, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 53. North wind 15 to 18 mph, with gusts as high as 28 mph.
Friday Night
Mostly clear, with a low around 31. North wind 6 to 13 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 56. Calm wind becoming south 5 to 8 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 41. South wind around 8 mph.
Sunday
Partly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 84.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 63.
Tuesday
A 20 percent chance of rain and thunderstorms. Partly sunny, with a high near 87.
Tuesday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 59.
Wednesday
A 40 percent chance of rain and thunderstorms. Partly sunny, with a high near 78.
Wednesday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 56.
Thursday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Roxana IL
 38.84°N 90.05°W (Elev. 436 ft)
Last Update:
7:51 pm CDT Mar 26, 2026
Forecast Valid:
8pm CDT Mar 26, 2026-6pm CDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation