Hazardous Weather Conditions
Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Fog/Mist
46°F
8°C
| Humidity | 95% |
| Wind Speed | SE 6 mph |
| Barometer | 30.16 in |
| Dewpoint | 45°F (7°C) |
| Visibility | 4.00 mi |
| Wind Chill | 43°F (6°C) |
| Last update | 24 Nov 8:55 am CST |
Extended Forecast for
Harrisburg IL
Today
High: 55 °F
Dense Fog
then Showers
LikelyTonight
Low: 52 °F⇑
Showers
Tuesday
High: 64 °F
Chance
Showers then
Mostly CloudyTuesday Night
Low: 37 °F
Partly Cloudy
Wednesday
High: 47 °F
Mostly Sunny
Wednesday Night
Low: 28 °F
Partly Cloudy
Thanksgiving Day
High: 44 °F
Sunny
Thursday Night
Low: 21 °F
Mostly Clear
Friday
High: 42 °F
Mostly Sunny
Detailed Forecast
Today
Showers likely, mainly after 5pm. Widespread dense fog, mainly before 10am. Otherwise, cloudy, with a high near 55. Southeast wind around 6 mph. Chance of precipitation is 60%.
Tonight
Showers, mainly after 9pm. Temperature rising to around 56 by 5am. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%.
Tuesday
A 50 percent chance of showers before noon. Mostly cloudy, with a high near 64. Calm wind becoming west around 6 mph.
Tuesday Night
Partly cloudy, with a low around 37. Light west wind becoming west northwest 6 to 11 mph in the evening. Winds could gust as high as 22 mph.
Wednesday
Mostly sunny, with a high near 47. West northwest wind 9 to 16 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 28. West northwest wind 5 to 7 mph.
Thanksgiving Day
Sunny, with a high near 44. West northwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 21. Calm wind.
Friday
Mostly sunny, with a high near 42. Light and variable wind.
Friday Night
A chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 29. Calm wind becoming southeast around 5 mph after midnight.
Saturday
A chance of rain and snow showers. Cloudy, with a high near 44. South southeast wind 5 to 9 mph.
Saturday Night
Showers likely. Cloudy, with a low around 38. South wind around 6 mph.
Sunday
Showers likely. Cloudy, with a high near 53. South wind 6 to 8 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Harrisburg IL
37.72°N 88.55°W
37.72°N 88.55°W
7:51 am CST Nov 24, 2025
9am CST Nov 24, 2025-6pm CST Nov 30, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
