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.

Overcast

36°F

2°C

Humidity 49%
Wind Speed SW 13 G 18 mph
Barometer 30.18 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 21 Jan 4:35 am CST
Extended Forecast for

5 Miles E Simpson IL

Winter Storm Watch January 24, 12:00am until January 25, 12:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Overnight

    Overnight: A 40 percent chance of snow showers. Cloudy, with a steady temperature around 35. Southwest wind around 6 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Drizzle or freezing rain likely before 9am, then a slight chance of rain showers between 9am and 11am. Mostly cloudy, with a high near 45. South southwest wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no ice accumulation expected.

    High: 45 °F

    Rain/Freezing
    Rain Likely
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 41. Calm wind.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 17. Calm wind becoming north 5 to 8 mph after midnight. Winds could gust as high as 18 mph.

    Low: 17 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 24. North wind around 10 mph, with gusts as high as 21 mph.

    High: 24 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 5. North northeast wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 5 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Snow showers likely, mainly after noon. Cloudy, with a high near 15. North northeast wind 7 to 9 mph, with gusts as high as 18 mph.

    High: 15 °F

    Snow Showers
    Likely

  • Saturday Night

    Saturday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 10. North northeast wind around 6 mph.

    Low: 10 °F

    Snow Showers
    Likely

Detailed Forecast

Overnight
A 40 percent chance of snow showers. Cloudy, with a steady temperature around 35. Southwest wind around 6 mph, with gusts as high as 20 mph.
Wednesday
Drizzle or freezing rain likely before 9am, then a slight chance of rain showers between 9am and 11am. Mostly cloudy, with a high near 45. South southwest wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no ice accumulation expected.
Wednesday Night
Partly cloudy, with a low around 24. Calm wind.
Thursday
Mostly sunny, with a high near 41. Calm wind.
Thursday Night
Mostly cloudy, with a low around 17. Calm wind becoming north 5 to 8 mph after midnight. Winds could gust as high as 18 mph.
Friday
Mostly cloudy, with a high near 24. North wind around 10 mph, with gusts as high as 21 mph.
Friday Night
A 30 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 5. North northeast wind 7 to 9 mph, with gusts as high as 20 mph.
Saturday
Snow showers likely, mainly after noon. Cloudy, with a high near 15. North northeast wind 7 to 9 mph, with gusts as high as 18 mph.
Saturday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 10. North northeast wind around 6 mph.
Sunday
A chance of snow showers before noon. Mostly cloudy, with a high near 21. North northwest wind 3 to 6 mph.
Sunday Night
Partly cloudy, with a low around 5. Calm wind.
Monday
Sunny, with a high near 23. Calm wind becoming west northwest around 5 mph.
Monday Night
Mostly clear, with a low around 6. Calm wind.
Tuesday
Sunny, with a high near 30. Calm wind becoming southwest around 6 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Simpson IL
 37.46°N 88.68°W
Last Update:
4:32 am CST Jan 21, 2026
Forecast Valid:
4am CST Jan 21, 2026-6pm CST Jan 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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