Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Overcast

45°F

7°C

Humidity 81%
Wind Speed NW 20 G 32 mph
Barometer 29.98 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 11 Mar 2:50 pm CDT
Extended Forecast for

2 Miles W Dorchester IL

  • This Afternoon

    This Afternoon: A 40 percent chance of showers, mainly before 5pm.  Cloudy, with a steady temperature around 43. Breezy, with a northwest wind around 23 mph, with gusts as high as 32 mph.

    High: 43 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 29. Blustery, with a northwest wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph.

    Low: 29 °F

    Decreasing
    Clouds and
    Blustery then
    Clear

  • Thursday

    Thursday: Sunny, with a high near 52. West wind 5 to 13 mph becoming southwest in the afternoon.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. Breezy, with a south wind 14 to 22 mph, with gusts as high as 31 mph.

    Low: 41 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 57. West wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 57 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely and possibly a thunderstorm, then rain after 1pm.  High near 63. Breezy.  Chance of precipitation is 80%.

    High: 63 °F

    Rain and
    Breezy

Detailed Forecast

This Afternoon
A 40 percent chance of showers, mainly before 5pm. Cloudy, with a steady temperature around 43. Breezy, with a northwest wind around 23 mph, with gusts as high as 32 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 29. Blustery, with a northwest wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph.
Thursday
Sunny, with a high near 52. West wind 5 to 13 mph becoming southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 41. Breezy, with a south wind 14 to 22 mph, with gusts as high as 31 mph.
Friday
Partly sunny, with a high near 57. West wind 14 to 18 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Mostly cloudy, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Rain likely and possibly a thunderstorm, then rain after 1pm. High near 63. Breezy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 22. Blustery. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 33. Breezy.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a high near 52.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Dorchester IL
 39.08°N 89.93°W (Elev. 676 ft)
3:01 pm CDT Mar 11, 2026
3pm CDT Mar 11, 2026-6pm CDT Mar 18, 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