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

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

67°F

19°C

Humidity 35%
Wind Speed E 7 mph
Barometer 30.12 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 14 May 12:35 pm CDT
Extended Forecast for

Herald IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. Light north northeast wind.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. Calm wind becoming south southeast around 6 mph after midnight.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. South southeast wind 8 to 13 mph becoming east northeast in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 7pm, then a chance of showers after 1am. Partly cloudy, with a low around 66. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. South wind 6 to 9 mph.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 90. South wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. South wind around 8 mph, with gusts as high as 18 mph.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90. South wind 9 to 17 mph, with gusts as high as 25 mph.

    High: 90 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 74. Light north northeast wind.
Tonight
Mostly clear, with a low around 51. Calm wind becoming south southeast around 6 mph after midnight.
Friday
A chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. South southeast wind 8 to 13 mph becoming east northeast in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Friday Night
A slight chance of showers and thunderstorms before 7pm, then a chance of showers after 1am. Partly cloudy, with a low around 66. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South southwest wind 11 to 14 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 66. South wind 6 to 9 mph.
Sunday
Sunny, with a high near 90. South wind 7 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 68. South wind around 8 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 90. South wind 9 to 17 mph, with gusts as high as 25 mph.
Monday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 72. South wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 86. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. South southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. South southwest wind around 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Herald IL
 37.97°N 88.17°W
Last Update:
11:36 am CDT May 14, 2026
Forecast Valid:
12pm CDT May 14, 2026-6pm CDT May 20, 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