Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
48°F
9°C
| Humidity | 46% |
| Wind Speed | S 6 mph |
| Barometer | 30.33 in |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 45°F (7°C) |
| Last update | 24 Mar 10:50 am CDT |
Extended Forecast for
Dorchester IL
Today
High: 59 °F
Partly Sunny
Tonight
Low: 42 °F
Mostly Cloudy
Wednesday
High: 74 °F
Mostly Sunny
Wednesday Night
Low: 60 °F
Partly Cloudy
Thursday
High: 87 °F
Sunny
Thursday Night
Low: 41 °F
Showers and
BreezyFriday
High: 50 °F
Rain then
Chance RainFriday Night
Low: 29 °F
Mostly Clear
Saturday
High: 54 °F
Sunny
Detailed Forecast
Today
Partly sunny, with a high near 59. Southeast wind 8 to 10 mph.
Tonight
Mostly cloudy, with a low around 42. Southeast wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 74. South wind 7 to 14 mph.
Wednesday Night
Partly cloudy, with a low around 60. South wind around 11 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 87. Southwest wind 10 to 17 mph, with gusts as high as 24 mph.
Thursday Night
Showers and possibly a thunderstorm, mainly before 4am, then rain after 4am. Low around 41. Breezy. Chance of precipitation is 80%.
Friday
Rain, mainly before 7am. High near 50. Chance of precipitation is 80%.
Friday Night
Mostly clear, with a low around 29.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 75.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Dorchester IL
39.08°N 89.9°W (Elev. 659 ft)
39.08°N 89.9°W (Elev. 659 ft)
2:56 am CDT Mar 24, 2026
10am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
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