National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Overcast

39°F

4°C

Humidity 60%
Wind Speed NW 16 G 31 mph
Barometer 29.88 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 10 Dec 2:35 pm CST
Extended Forecast for

Harrisburg IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 47. Breezy, with a northwest wind 15 to 21 mph, with gusts as high as 30 mph.

    High: 47 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Northwest wind 8 to 13 mph becoming light west northwest after midnight. Winds could gust as high as 20 mph.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow showers after 5pm. Increasing clouds, with a high near 40. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 40 °F

    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers, mixing with rain after 11pm, then gradually ending. Mostly cloudy, with a low around 35. South wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 46. Southwest wind 6 to 10 mph becoming north northwest in the afternoon.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24. North northwest wind 3 to 6 mph.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 34. North northwest wind 3 to 6 mph.

    High: 34 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 8. North wind 6 to 9 mph.

    Low: 8 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 20. North wind 5 to 9 mph.

    High: 20 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 47. Breezy, with a northwest wind 15 to 21 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 25. Northwest wind 8 to 13 mph becoming light west northwest after midnight. Winds could gust as high as 20 mph.
Thursday
A 20 percent chance of snow showers after 5pm. Increasing clouds, with a high near 40. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
A slight chance of snow showers, mixing with rain after 11pm, then gradually ending. Mostly cloudy, with a low around 35. South wind 3 to 6 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 46. Southwest wind 6 to 10 mph becoming north northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 24. North northwest wind 3 to 6 mph.
Saturday
Mostly cloudy, with a high near 34. North northwest wind 3 to 6 mph.
Saturday Night
Mostly cloudy, with a low around 8. North wind 6 to 9 mph.
Sunday
Sunny, with a high near 20. North wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 9. Light and variable wind.
Monday
Sunny, with a high near 37. Calm wind becoming south 5 to 8 mph in the morning.
Monday Night
Mostly cloudy, with a low around 24. South southwest wind 3 to 5 mph.
Tuesday
Mostly cloudy, with a high near 43. South southwest wind 5 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg IL
 37.72°N 88.55°W
Last Update:
1:46 pm CST Dec 10, 2025
Forecast Valid:
2pm CST Dec 10, 2025-6pm CST Dec 16, 2025
 
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