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

68°F

20°C

Humidity 58%
Wind Speed SW 12 mph
Barometer 29.70 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 18 Feb 1:15 pm CST
Extended Forecast for

Old Shawneetown IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 72. Southwest wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 54. South wind 5 to 7 mph.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 70. South southwest wind 7 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.

    High: 70 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 43. South southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55. West wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. Light north wind.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 48. North wind 3 to 8 mph.

    High: 48 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before midnight. Mostly clear, with a low around 25. Northwest wind 6 to 10 mph.

    Low: 25 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 41. Northwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 72. Southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 54. South wind 5 to 7 mph.
Thursday
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 70. South southwest wind 7 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 43. South southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Friday
Sunny, with a high near 55. West wind 6 to 11 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 33. Light north wind.
Saturday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 48. North wind 3 to 8 mph.
Saturday Night
A slight chance of showers before midnight. Mostly clear, with a low around 25. Northwest wind 6 to 10 mph.
Sunday
Mostly sunny, with a high near 41. Northwest wind 10 to 15 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 21. Northwest wind 8 to 10 mph.
Monday
Mostly sunny, with a high near 39. North northwest wind 6 to 11 mph.
Monday Night
Mostly clear, with a low around 20. Light and variable wind.
Tuesday
Mostly sunny, with a high near 47. Calm wind becoming south 5 to 9 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Old Shawneetown IL
 37.7°N 88.13°W
Last Update:
12:21 pm CST Feb 18, 2026
Forecast Valid:
1pm CST Feb 18, 2026-6pm CST Feb 24, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation