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

37°F

3°C

Humidity 64%
Wind Speed N 8 mph
Barometer 30.09 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 3 Feb 1:35 pm CST
Extended Forecast for

Harrisburg IL

  • This Afternoon

    This Afternoon: A slight chance of drizzle before 4pm. Mostly cloudy, with a high near 37. North wind 6 to 10 mph.

    High: 37 °F

    Slight Chance
    Drizzle

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. North wind 6 to 10 mph.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 31. North wind 6 to 10 mph.

    High: 31 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 13. North wind around 6 mph becoming calm in the evening.

    Low: 13 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 35. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 35 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29. West southwest wind around 7 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 50. West southwest wind 6 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26. North northwest wind 3 to 6 mph.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 41. East wind around 5 mph becoming calm in the afternoon.

    High: 41 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of drizzle before 4pm. Mostly cloudy, with a high near 37. North wind 6 to 10 mph.
Tonight
Mostly cloudy, with a low around 23. North wind 6 to 10 mph.
Wednesday
Partly sunny, with a high near 31. North wind 6 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 13. North wind around 6 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 35. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 29. West southwest wind around 7 mph.
Friday
Mostly sunny, with a high near 50. West southwest wind 6 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Partly cloudy, with a low around 26. North northwest wind 3 to 6 mph.
Saturday
Sunny, with a high near 41. East wind around 5 mph becoming calm in the afternoon.
Saturday Night
Partly cloudy, with a low around 27. Calm wind becoming south southeast around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 48. South southeast wind around 6 mph becoming northeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 25. Light northeast wind.
Monday
Mostly sunny, with a high near 47. Calm wind becoming east southeast around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg IL
 37.74°N 88.58°W
Last Update:
1:12 pm CST Feb 3, 2026
Forecast Valid:
1pm CST Feb 3, 2026-6pm CST Feb 9, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation