Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

9°F

-13°C

Humidity 64%
Wind Speed N 5 mph
Barometer 30.37 in
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 30 Jan 8:35 am CST
Extended Forecast for

Harrisburg IL

Cold Weather Advisory January 31, 12:00am until January 31, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  • Today

    Today: Partly sunny, with a high near 20. Wind chill values as low as zero. North wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 20 °F

    Partly Sunny

  • Tonight

    Tonight: 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.

    Low: 7 °F

    Chance
    Flurries

  • Saturday

    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.

    High: 19 °F

    Chance
    Flurries

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 3. Northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 3 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 28. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 28 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 17. South southwest wind 3 to 5 mph.

    Low: 17 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 37. West wind 3 to 6 mph.

    High: 37 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. Light and variable wind.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain after noon.  Mostly cloudy, with a high near 41. South wind 3 to 6 mph.

    High: 41 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Today
Partly sunny, with a high near 20. Wind chill values as low as zero. North wind 8 to 10 mph, with gusts as high as 18 mph.
Tonight
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
6:36 am CST Jan 30, 2026
8am CST Jan 30, 2026-6pm CST Feb 5, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database