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.

Partly Cloudy

78°F

26°C

Humidity 85%
Wind Speed NE 5 mph
Barometer 29.91 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 16 Jun 6:35 pm CDT
Extended Forecast for

5 Miles E Simpson IL

Flood Watch until June 17, 12:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until June 17, 12:00am

    NOW until 12:00am Tue

    Flood Watch

  • Tonight

    Low: 70 °F

    Heavy Rain
    then Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 85. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 85 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 72. South wind 3 to 6 mph.

    Low: 72 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 88. South southwest wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    High: 88 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71. South southwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    Low: 71 °F

    Showers
    Likely

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85. West wind 3 to 5 mph.

    High: 85 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 89 °F

    Sunny

Detailed Forecast

Tonight
Showers and possibly a thunderstorm, mainly before 1am, then a chance of showers and thunderstorms after 1am. Some of the storms could produce heavy rainfall. Low around 70. Calm wind. Chance of precipitation is 90%.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 85. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 60%.
Tuesday Night
Increasing clouds, with a low around 72. South wind 3 to 6 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 88. South southwest wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71. South southwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Juneteenth
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85. West wind 3 to 5 mph.
Thursday Night
Mostly clear, with a low around 68. Calm wind.
Friday
Sunny, with a high near 89. Calm wind becoming south southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. Light south wind.
Saturday
Sunny, with a high near 92. South southwest wind 3 to 8 mph.
Saturday Night
Clear, with a low around 75. South southwest wind around 6 mph becoming calm after midnight.
Sunday
Sunny, with a high near 93. Calm wind becoming south southwest 5 to 7 mph in the morning.
Sunday Night
Mostly clear, with a low around 74. Light south wind.
Monday
A chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming south southwest around 6 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Simpson IL
 37.46°N 88.65°W
Last Update:
6:17 pm CDT Jun 16, 2025
Forecast Valid:
6pm CDT Jun 16, 2025-6pm CDT Jun 23, 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