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.

Fair

56°F

13°C

Humidity 94%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 16 Apr 11:35 pm CDT
Extended Forecast for

8 Miles SE Harrisburg IL

  • Tonight

    Tonight: Mostly clear, with a temperature rising to around 64 by 2am. Calm wind.

    Low: 60 °F⇑

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 85. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 55. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 55 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 70. Southwest wind 10 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%.

    High: 70 °F

    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 40. North northwest wind 5 to 9 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 65. Calm wind becoming west northwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 71. Light and variable wind becoming south southwest around 5 mph in the afternoon.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. South wind 3 to 6 mph.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a temperature rising to around 64 by 2am. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 85. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 55. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm. High near 70. Southwest wind 10 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%.
Saturday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 40. North northwest wind 5 to 9 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 65. Calm wind becoming west northwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Clear, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 71. Light and variable wind becoming south southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 51. South wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 78. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 58. South southwest wind around 7 mph.
Wednesday
Sunny, with a high near 79. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 59. South wind around 6 mph.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83. South wind 6 to 9 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SE Harrisburg IL
 37.65°N 88.45°W
Last Update:
11:31 pm CDT Apr 16, 2026
Forecast Valid:
11pm CDT Apr 16, 2026-6pm CDT Apr 23, 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