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.

Rain

53°F

12°C

Humidity 95%
Wind Speed E 5 mph
Barometer 30.00 in
Dewpoint 51°F (11°C)
Visibility 2.50 mi
Wind Chill52°F (11°C)
Last update 21 Nov 2:35 am CST
Extended Forecast for

Thompsonville IL

Dense Fog Advisory until November 21, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until November 21, 09:00am

    NOW until 9:00am Fri

    Dense Fog Advisory

  • Overnight

    Low: 51 °F

    Showers and
    Areas Dense
    Fog

  • Friday

    Friday: Showers, mainly before 1pm. Areas of dense fog before noon. High near 61. Calm wind becoming southeast 5 to 8 mph in the morning. Chance of precipitation is 100%.

    High: 61 °F

    Showers and
    Areas Dense
    Fog then
    Showers
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 47. North wind around 6 mph.

    Low: 47 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 58. North wind 3 to 7 mph.

    High: 58 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. Light and variable wind.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, mainly after noon. Cloudy, with a high near 61. Light south southeast wind increasing to 5 to 10 mph in the morning.

    High: 61 °F

    Chance
    Showers

Detailed Forecast

Overnight
Showers. Areas of dense fog. Low around 51. Light east southeast wind. Chance of precipitation is 100%.
Friday
Showers, mainly before 1pm. Areas of dense fog before noon. High near 61. Calm wind becoming southeast 5 to 8 mph in the morning. Chance of precipitation is 100%.
Friday Night
A 50 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 47. North wind around 6 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 58. North wind 3 to 7 mph.
Saturday Night
Mostly clear, with a low around 38. Calm wind.
Sunday
Sunny, with a high near 62. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 42. Calm wind.
Monday
A chance of showers, mainly after noon. Cloudy, with a high near 61. Light south southeast wind increasing to 5 to 10 mph in the morning.
Monday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 52. South wind 7 to 9 mph.
Tuesday
A chance of showers, mainly before noon. Partly sunny, with a high near 65. South southwest wind 6 to 10 mph becoming west northwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 38. West northwest wind around 6 mph.
Wednesday
Mostly sunny, with a high near 52. West northwest wind 7 to 13 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 27. West wind around 6 mph.
Thanksgiving Day
Mostly sunny, with a high near 45. West wind 6 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thompsonville IL
 37.91°N 88.74°W
Last Update:
1:41 am CST Nov 21, 2025
Forecast Valid:
2am CST Nov 21, 2025-6pm CST Nov 27, 2025
 
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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