Hazardous Weather Conditions

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

10°F

-12°C

Humidity 75%
Wind Speed Calm
Barometer 30.41 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 28 Jan 1:35 am CST
Extended Forecast for

Harrisburg IL

  • Overnight

    Overnight: Mostly clear, with a low around 1. Light and variable wind.

    Low: 1 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 27. Wind chill values as low as -6. Calm wind becoming west 5 to 8 mph in the morning.

    High: 27 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 11. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 11 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 28. Calm wind becoming northeast around 5 mph.

    High: 28 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10. North northeast wind 3 to 5 mph.

    Low: 10 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 20. North wind 5 to 8 mph.

    High: 20 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 3. North wind around 7 mph.

    Low: 3 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 17. Northwest wind 7 to 9 mph.

    High: 17 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 3. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 3 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 1. Light and variable wind.
Wednesday
Mostly sunny, with a high near 27. Wind chill values as low as -6. Calm wind becoming west 5 to 8 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 11. South southwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 28. Calm wind becoming northeast around 5 mph.
Thursday Night
Mostly cloudy, with a low around 10. North northeast wind 3 to 5 mph.
Friday
Partly sunny, with a high near 20. North wind 5 to 8 mph.
Friday Night
Partly cloudy, with a low around 3. North wind around 7 mph.
Saturday
Mostly sunny, with a high near 17. Northwest wind 7 to 9 mph.
Saturday Night
Partly cloudy, with a low around 3. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 25. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
A slight chance of snow showers. Mostly cloudy, with a low around 13. Light southwest wind.
Monday
Partly sunny, with a high near 34. West southwest wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 17. Calm wind.
Tuesday
Mostly cloudy, with a high near 37. Calm wind becoming south around 6 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg IL
 37.74°N 88.55°W
12:36 am CST Jan 28, 2026
1am CST Jan 28, 2026-6pm CST Feb 3, 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