Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
28°F
-2°C
| Humidity | 55% |
| Wind Speed | S 8 mph |
| Barometer | 30.11 in |
| Dewpoint | 14°F (-10°C) |
| Visibility | 10.00 mi |
| Wind Chill | 20°F (-7°C) |
| Last update | 15 Dec 8:50 pm CST |
Extended Forecast for
5 Miles N East Gillespie IL
Tonight

Low: 22 °F
Mostly Clear
Tuesday

High: 42 °F
Mostly Sunny
Tuesday Night

Low: 29 °F
Mostly Cloudy
Wednesday

High: 45 °F
Sunny
Wednesday Night
Low: 37 °F⇑
Mostly Cloudy
then Chance
ShowersThursday
High: 52 °F⇓
Showers then
Chance
Showers and
BreezyThursday Night

Low: 17 °F
Partly Cloudy
Friday

High: 33 °F
Sunny
Friday Night

Low: 27 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly clear, with a low around 22. South wind around 7 mph.
Tuesday
Mostly sunny, with a high near 42. South wind 7 to 11 mph.
Tuesday Night
Mostly cloudy, with a low around 29. South wind 5 to 9 mph becoming west after midnight.
Wednesday
Sunny, with a high near 45. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a temperature rising to around 48 by 5am. South wind 8 to 16 mph, with gusts as high as 24 mph.
Thursday
Showers, mainly before noon. Temperature rising to near 52 by 8am, then falling to around 41 during the remainder of the day. Breezy. Chance of precipitation is 80%.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 51.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 43.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Partly sunny, with a high near 48.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles N East Gillespie IL
39.21°N 89.83°W (Elev. 650 ft)
39.21°N 89.83°W (Elev. 650 ft)
8:56 pm CST Dec 15, 2025
9pm CST Dec 15, 2025-6pm CST Dec 22, 2025


