National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Pittsfield, Pittsfield Penstone Municipal Airport (KPPQ)

Lat: 39.64°NLon: 90.78°WElev: 709ft.

Fair

64°F

18°C

Humidity 36%
Wind Speed SE 9 mph
Barometer 30.21 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 20 Apr 3:55 pm CDT
Extended Forecast for

Chambersburg IL

  • Tonight

    Tonight: Increasing clouds, with a low around 51. South wind 7 to 9 mph.

    Low: 51 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 79. Southwest wind 9 to 17 mph, with gusts as high as 25 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57. Southwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. Southwest wind 6 to 8 mph.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. South wind around 7 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Chance
    T-storms then
    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.

    High: 74 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers. Partly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 51. South wind 7 to 9 mph.
Tuesday
Sunny, with a high near 79. Southwest wind 9 to 17 mph, with gusts as high as 25 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57. Southwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 78. Southwest wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 58. South wind around 7 mph.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. Chance of precipitation is 80%.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers. Partly cloudy, with a low around 49.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 70.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 48.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 69.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 50.
Monday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chambersburg IL
 39.83°N 90.67°W (Elev. 463 ft)
Last Update:
2:56 pm CDT Apr 20, 2026
Forecast Valid:
4pm CDT Apr 20, 2026-6pm CDT Apr 27, 2026
 
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