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

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Partly Cloudy

56°F

13°C

Humidity 80%
Wind Speed S 14 mph
Barometer 29.51 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 18 Feb 2:55 am CST
Extended Forecast for

Pittsfield Penstone Municipal Airport IL

  • Overnight

    Overnight: Mostly clear, with a low around 53. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. West wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46. South wind 3 to 7 mph.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 65. South wind 7 to 15 mph, with gusts as high as 29 mph.

    High: 65 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32. West wind 11 to 17 mph, with gusts as high as 29 mph.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny, with a high near 38.

    High: 38 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight. Partly cloudy, with a low around 19.

    Low: 19 °F

    Chance Snow
    then Mostly
    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 53. Southwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 68. West wind 7 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 46. South wind 3 to 7 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 65. South wind 7 to 15 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 32. West wind 11 to 17 mph, with gusts as high as 29 mph.
Friday
Sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 24.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 38.
Saturday Night
A 30 percent chance of snow before midnight. Partly cloudy, with a low around 19.
Sunday
Sunny, with a high near 34.
Sunday Night
Mostly clear, with a low around 16.
Monday
Sunny, with a high near 35.
Monday Night
Mostly clear, with a low around 17.
Tuesday
Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pittsfield Penstone Municipal Airport IL
 39.63°N 90.79°W (Elev. 699 ft)
Last Update:
3:06 am CST Feb 18, 2026
Forecast Valid:
3am CST Feb 18, 2026-6pm CST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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