Hazardous Weather Conditions
Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Light Snow
15°F
-9°C
| Humidity | 77% |
| Wind Speed | N 7 mph |
| Barometer | 30.31 in |
| Dewpoint | 9°F (-13°C) |
| Visibility | 7.00 mi |
| Wind Chill | 5°F (-15°C) |
| Last update | 30 Jan 3:55 am CST |
Extended Forecast for
Harrisburg IL
Cold Weather Advisory January 31, 12:00am until January 31, 12:00pm
Overnight

Low: 15 °F
Slight Chance
SnowFriday

High: 20 °F
Partly Sunny
Friday Night

Low: 7 °F
Chance
FlurriesSaturday

High: 19 °F
Chance
FlurriesSaturday Night

Low: 3 °F
Partly Cloudy
Sunday

High: 28 °F
Sunny
Sunday Night

Low: 17 °F
Mostly Cloudy
Monday

High: 37 °F
Partly Sunny
Monday Night

Low: 22 °F
Mostly Cloudy
Detailed Forecast
Overnight
A slight chance of snow before 5am, then a chance of flurries after 5am. Cloudy, with a steady temperature around 15. North wind around 7 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 20. Wind chill values as low as zero. North wind 7 to 10 mph, with gusts as high as 18 mph.
Friday Night
A chance of flurries. Mostly cloudy, with a low around 7. Wind chill values as low as -5. North wind around 9 mph, with gusts as high as 18 mph.
Saturday
A chance of flurries before noon. Partly sunny, with a high near 19. Wind chill values as low as -6. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 3. Northwest wind 5 to 7 mph becoming calm after midnight.
Sunday
Sunny, with a high near 28. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 17. South southwest wind 3 to 5 mph.
Monday
Partly sunny, with a high near 37. West wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 22. Light and variable wind.
Tuesday
A chance of rain after noon. Mostly cloudy, with a high near 41. South wind 3 to 6 mph.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 29. Light and variable wind becoming northwest around 6 mph after midnight.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 37. Northwest wind 6 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 21. North northwest wind around 6 mph.
Thursday
Partly sunny, with a high near 35. Northwest wind around 6 mph becoming light and variable in the afternoon.
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ABOUT THIS FORECAST
Point Forecast:
Harrisburg IL
37.74°N 88.58°W
37.74°N 88.58°W
3:16 am CST Jan 30, 2026
4am CST Jan 30, 2026-6pm CST Feb 5, 2026



