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

32°F

0°C

Humidity 66%
Wind Speed Calm
Barometer 30.65 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 28 Mar 6:15 am CDT
Extended Forecast for

Roxana IL

Freeze Warning March 28, 06:39am until March 28, 09:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning March 28, 06:39am until March 28, 09:00am

    NOW until 9:00am Sat

    Freeze Warning

  • Today

    High: 56 °F

    Frost then
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. South wind around 8 mph.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 69. South wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 69 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. South wind around 11 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 82. South wind 10 to 18 mph, with gusts as high as 26 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. Breezy. Chance of precipitation is 50%.

    High: 85 °F

    Chance Rain
    then Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 47. Chance of precipitation is 90%.

    Low: 47 °F

    Rain

Detailed Forecast

Today
Widespread frost before 8am. Otherwise, sunny, with a high near 56. Light and variable wind becoming south 5 to 8 mph in the morning.
Tonight
Mostly clear, with a low around 40. South wind around 8 mph.
Sunday
Partly sunny, with a high near 69. South wind 7 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 56. South wind around 11 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 82. South wind 10 to 18 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. Breezy. Chance of precipitation is 50%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 47. Chance of precipitation is 90%.
Wednesday
A 50 percent chance of rain. Cloudy, with a high near 57.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40.
Thursday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 69.
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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:
6:16 am CDT Mar 28, 2026
Forecast Valid:
6am CDT Mar 28, 2026-6pm CDT Apr 3, 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