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

62°F

17°C

Humidity 88%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 19 Jun 1:15 am CDT
Extended Forecast for

3 Miles E Simpson IL

  • Overnight

    Overnight: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 84. Light north wind.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 71. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.

    Low: 71 °F

    Showers

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. West southwest wind around 9 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 82 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 63. North northwest wind around 6 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 63. Calm wind.
Juneteenth
Mostly sunny, with a high near 84. Light north wind.
Friday Night
Partly cloudy, with a low around 63. Calm wind.
Saturday
Sunny, with a high near 86. Light and variable wind.
Saturday Night
Mostly clear, with a low around 67. Calm wind.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Sunday Night
Showers and possibly a thunderstorm. Low around 71. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.
Monday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. West southwest wind around 9 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 63. North northwest wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 82. Light north northwest wind.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 63. Calm wind.
Wednesday
Mostly sunny, with a high near 83. Light north wind.
Wednesday Night
Mostly clear, with a low around 64. Calm wind.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. Light and variable wind.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Simpson IL
 37.46°N 88.71°W
Last Update:
12:51 am CDT Jun 19, 2026
Forecast Valid:
1am CDT Jun 19, 2026-6pm CDT Jun 25, 2026
 
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Additional Resources

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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