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Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
24°F
-4°C
| Humidity | 54% |
| Wind Speed | Calm |
| Barometer | 30.28 in |
| Dewpoint | 10°F (-12°C) |
| Visibility | 10.00 mi |
| Last update | 29 Jan 1:35 am CST |
Extended Forecast for
Pierron IL
Overnight

Low: 12 °F
Mostly Cloudy
Thursday
High: 22 °F
Mostly Cloudy
then Slight
Chance SnowThursday Night
Low: 5 °F
Slight Chance
Snow then
Mostly CloudyFriday

High: 18 °F
Cold
Friday Night

Low: 3 °F
Partly Cloudy
Saturday

High: 18 °F
Cold
Saturday Night

Low: 1 °F
Mostly Clear
Sunday

High: 26 °F
Partly Sunny
Sunday Night
Low: 16 °F
Slight Chance
Snow then
Mostly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 12. Northeast wind 3 to 5 mph.
Thursday
A 20 percent chance of snow after 4pm. Mostly cloudy, with a high near 22. Northeast wind 3 to 6 mph.
Thursday Night
A 20 percent chance of snow before 10pm. Mostly cloudy, with a low around 5. North wind around 6 mph.
Friday
Mostly sunny and cold, with a high near 18. North wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around 3. North wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny and cold, with a high near 18.
Saturday Night
Mostly clear, with a low around 1.
Sunday
Partly sunny, with a high near 26.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Mostly cloudy, with a high near 36.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of snow. Mostly cloudy, with a high near 34.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Pierron IL
38.78°N 89.57°W (Elev. 512 ft)
38.78°N 89.57°W (Elev. 512 ft)
1:51 am CST Jan 29, 2026
2am CST Jan 29, 2026-6pm CST Feb 4, 2026


