Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
73°F
23°C
| Humidity | 27% |
| Wind Speed | E 7 mph |
| Barometer | 30.15 in |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 3 Oct 4:45 pm CDT |
Extended Forecast for
Hillsboro IL
Tonight
Low: 45 °F
Partly Cloudy
Sunday
High: 79 °F
Sunny
Sunday Night
Low: 48 °F
Mostly Clear
Monday
High: 74 °F
Sunny
Monday Night
Low: 45 °F
Clear
Tuesday
High: 77 °F
Sunny
Tuesday Night
Low: 49 °F
Mostly Clear
Wednesday
High: 83 °F
Sunny
Wednesday Night
Low: 51 °F
Mostly Clear
Detailed Forecast
Tonight
Partly cloudy, with a low around 45. Calm wind.
Sunday
Sunny, with a high near 79. Calm wind becoming north 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 48. Light north wind.
Monday
Sunny, with a high near 74. Northeast wind 3 to 5 mph.
Monday Night
Clear, with a low around 45. Calm wind.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 82.
Thursday Night
Clear, with a low around 52.
Friday
Sunny, with a high near 83.
Friday Night
Clear, with a low around 55.
Saturday
Sunny, with a high near 86.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Hillsboro IL
39.15°N 89.49°W (Elev. 617 ft)
39.15°N 89.49°W (Elev. 617 ft)
1:45 pm CDT Oct 3, 2026
4pm CDT Oct 3, 2026-6pm CDT Oct 10, 2026
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