Hazardous Weather Conditions
Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Fair
24°F
-4°C
| Humidity | 54% |
| Wind Speed | NW 7 mph |
| Barometer | 30.08 in |
| Dewpoint | 10°F (-12°C) |
| Visibility | 10.00 mi |
| Wind Chill | 16°F (-9°C) |
| Last update | 15 Jan 1:55 am CST |
Extended Forecast for
Harrisburg IL
Overnight
Low: 20 °F
Mostly Clear
Thursday
High: 33 °F
Sunny
Thursday Night
Low: 28 °F⇑
Chance Snow
ShowersFriday
High: 46 °F
Mostly Cloudy
Friday Night
Low: 25 °F
Slight Chance
Showers then
Slight Chance
Snow ShowersSaturday
High: 31 °F
Partly Sunny
Saturday Night
Low: 12 °F
Partly Cloudy
Sunday
High: 27 °F
Sunny
Sunday Night
Low: 16 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly clear, with a low around 20. Northwest wind around 8 mph.
Thursday
Sunny, with a high near 33. Northwest wind 5 to 8 mph becoming light and variable in the afternoon.
Thursday Night
A chance of snow showers between 11pm and 3am. Mostly cloudy, with a temperature rising to around 33 by 3am. Light south wind becoming southwest 6 to 11 mph in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 46. West southwest wind 7 to 11 mph, with gusts as high as 22 mph.
Friday Night
A slight chance of rain showers before midnight, then a slight chance of snow showers. Mostly cloudy, with a low around 25. West wind 6 to 8 mph. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 31. West northwest wind 8 to 14 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 12. Northwest wind 5 to 7 mph.
Sunday
Sunny, with a high near 27. West northwest wind 6 to 10 mph becoming southwest in the afternoon.
Sunday Night
Mostly clear, with a low around 16. South southwest wind 6 to 9 mph becoming west northwest after midnight.
M.L.King Day
Mostly sunny, with a high near 28. Northwest wind 7 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 11. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 31. Calm wind becoming west 5 to 9 mph in the morning.
Tuesday Night
Mostly clear, with a low around 19. South wind 6 to 9 mph.
Wednesday
Mostly sunny, with a high near 43. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Harrisburg IL
37.74°N 88.58°W
37.74°N 88.58°W
12:51 am CST Jan 15, 2026
2am CST Jan 15, 2026-6pm CST Jan 21, 2026
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