Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

55°F

13°C

Humidity 74%
Wind Speed SE 10 mph
Barometer 29.55 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 15 Mar 5:15 am CDT
Extended Forecast for

3 Miles ENE Rockbridge IL

Wind Advisory March 15, 10:00am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory
  • Today

    Today: Rain and thunderstorms likely before 3pm, then rain between 3pm and 4pm, then rain and possibly a thunderstorm after 4pm.  High near 66. Breezy, with a south wind 16 to 26 mph becoming southwest in the afternoon. Winds could gust as high as 43 mph.  Chance of precipitation is 90%.

    High: 66 °F

    Breezy. Rain
    Likely then
    Rain

  • Tonight

    Tonight: Rain likely before 9pm, then a chance of rain and snow between 9pm and 10pm, then a chance of snow after 10pm. Some thunder is also possible.  Mostly cloudy, with a low around 18. Blustery, with a northwest wind 24 to 28 mph, with gusts as high as 46 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 18 °F

    Rain/Snow
    Likely and
    Breezy then
    Chance Snow
    and Blustery

  • Monday

    Monday: A 30 percent chance of snow, mainly between 7am and 1pm.  Mostly cloudy, with a high near 28. Blustery, with a northwest wind 24 to 26 mph, with gusts as high as 44 mph.

    High: 28 °F

    Chance Snow
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 9. Northwest wind 10 to 18 mph, with gusts as high as 28 mph.

    Low: 9 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34. Northwest wind around 7 mph becoming southwest in the afternoon.

    High: 34 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow, mainly after 1am.  Mostly cloudy, with a low around 25.

    Low: 25 °F

    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

Today
Rain and thunderstorms likely before 3pm, then rain between 3pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 66. Breezy, with a south wind 16 to 26 mph becoming southwest in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 90%.
Tonight
Rain likely before 9pm, then a chance of rain and snow between 9pm and 10pm, then a chance of snow after 10pm. Some thunder is also possible. Mostly cloudy, with a low around 18. Blustery, with a northwest wind 24 to 28 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
A 30 percent chance of snow, mainly between 7am and 1pm. Mostly cloudy, with a high near 28. Blustery, with a northwest wind 24 to 26 mph, with gusts as high as 44 mph.
Monday Night
Partly cloudy, with a low around 9. Northwest wind 10 to 18 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 34. Northwest wind around 7 mph becoming southwest in the afternoon.
Tuesday Night
A 40 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 73.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Partly sunny, with a high near 67.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Rockbridge IL
 39.28°N 90.17°W (Elev. 551 ft)
4:41 am CDT Mar 15, 2026
5am CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database