Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
48°F
9°C
| Humidity | 58% |
| Wind Speed | W 3 mph |
| Barometer | 30.31 in |
| Dewpoint | 34°F (1°C) |
| Visibility | 10.00 mi |
| Last update | 5 Apr 8:50 pm CDT |
Extended Forecast for
Pierron IL
Tonight

Low: 39 °F
Clear
Monday

High: 60 °F
Sunny
Monday Night
Low: 37 °F
Mostly Clear
then Slight
Chance
ShowersTuesday

High: 51 °F
Mostly Cloudy
Tuesday Night

Low: 38 °F
Mostly Cloudy
Wednesday

High: 70 °F
Mostly Sunny
Wednesday Night

Low: 54 °F
Partly Cloudy
Thursday
High: 71 °F
Slight Chance
Showers then
Slight Chance
T-stormsThursday Night
Low: 56 °F
Slight Chance
T-storms then
Chance
Showers
Detailed Forecast
Tonight
Clear, with a low around 39. West wind 3 to 5 mph.
Monday
Sunny, with a high near 60. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.
Monday Night
A 20 percent chance of showers after 1am. Increasing clouds, with a low around 37. Northeast wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday
Mostly cloudy, with a high near 51. East wind 9 to 11 mph.
Tuesday Night
Mostly cloudy, with a low around 38. East wind around 8 mph.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 71. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 74. Chance of precipitation is 40%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
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)
5:36 pm CDT Apr 5, 2026
9pm CDT Apr 5, 2026-6pm CDT Apr 12, 2026


