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Hazardous Weather Conditions

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

29°F

-2°C

Humidity 59%
Wind Speed NW 5 mph
Barometer 30.31 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 22 Jan 3:35 am CST
Extended Forecast for

Harrisburg IL

Winter Storm Watch January 24, 12:00am until January 25, 12:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 31. Northwest wind around 7 mph.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 40. North northwest wind around 6 mph becoming light and variable in the morning.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17. Light and variable wind becoming north 8 to 13 mph after midnight. Winds could gust as high as 22 mph.

    Low: 17 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 23. North wind around 14 mph, with gusts as high as 23 mph.

    High: 23 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow showers after midnight. Mostly cloudy, with a low around 8. North northeast wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 8 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: Snow showers. High near 16. Northeast wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.

    High: 16 °F

    Snow Showers
    Likely then
    Snow Showers

  • Saturday Night

    Saturday Night: Snow showers before midnight, then snow showers, possibly mixed with sleet between midnight and 3am, then snow showers after 3am. Low around 12. Northeast wind around 8 mph. Chance of precipitation is 90%.

    Low: 12 °F

    Snow Showers
    then
    Snow/Sleet

  • Sunday

    Sunday: A chance of snow showers, mainly before noon. Mostly cloudy, with a high near 19. North northwest wind 7 to 10 mph.

    High: 19 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 2. Northwest wind around 6 mph.

    Low: 2 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 31. Northwest wind around 7 mph.
Thursday
Mostly sunny, with a high near 40. North northwest wind around 6 mph becoming light and variable in the morning.
Thursday Night
Partly cloudy, with a low around 17. Light and variable wind becoming north 8 to 13 mph after midnight. Winds could gust as high as 22 mph.
Friday
Partly sunny, with a high near 23. North wind around 14 mph, with gusts as high as 23 mph.
Friday Night
A 20 percent chance of snow showers after midnight. Mostly cloudy, with a low around 8. North northeast wind 10 to 13 mph, with gusts as high as 21 mph.
Saturday
Snow showers. High near 16. Northeast wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.
Saturday Night
Snow showers before midnight, then snow showers, possibly mixed with sleet between midnight and 3am, then snow showers after 3am. Low around 12. Northeast wind around 8 mph. Chance of precipitation is 90%.
Sunday
A chance of snow showers, mainly before noon. Mostly cloudy, with a high near 19. North northwest wind 7 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 2. Northwest wind around 6 mph.
Monday
Sunny, with a high near 21. West northwest wind around 6 mph.
Monday Night
Mostly clear, with a low around 6. Southwest wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 32. Southwest wind 5 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 18. Southwest wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 32. West wind 5 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg IL
 37.74°N 88.55°W
Last Update:
3:41 am CST Jan 22, 2026
Forecast Valid:
3am CST Jan 22, 2026-6pm CST Jan 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation