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Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Overcast
30°F
-1°C
| Humidity | 73% |
| Wind Speed | Calm |
| Barometer | 30.02 in |
| Dewpoint | 22°F (-6°C) |
| Visibility | 10.00 mi |
| Last update | 3 Jan 12:35 am CST |
Extended Forecast for
Pierron IL
Overnight
Low: 27 °F
Mostly Cloudy
Saturday
High: 39 °F
Becoming
SunnySaturday Night
Low: 23 °F
Mostly Clear
Sunday
High: 39 °F
Increasing
CloudsSunday Night
Low: 29 °F
Mostly Clear
Monday
High: 55 °F
Sunny
Monday Night
Low: 42 °F
Partly Cloudy
Tuesday
High: 60 °F
Mostly Sunny
Tuesday Night
Low: 39 °F
Mostly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 27. Northeast wind around 6 mph.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 39. Northwest wind 5 to 8 mph.
Saturday Night
Mostly clear, with a low around 23. Northwest wind around 6 mph becoming calm after midnight.
Sunday
Increasing clouds, with a high near 39. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 29. Southeast wind 5 to 8 mph.
Monday
Sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 59.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 46.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 62.
Thursday Night
A 50 percent chance of rain. Partly cloudy, with a low around 47.
Friday
A 20 percent chance of rain. Partly sunny, with a high near 59.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Pierron IL
38.78°N 89.57°W (Elev. 512 ft)
38.78°N 89.57°W (Elev. 512 ft)
10:31 pm CST Jan 2, 2026
1am CST Jan 3, 2026-6pm CST Jan 9, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
