Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

25°F

-4°C

Humidity 78%
Wind Speed N 12 mph
Barometer 30.07 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 21 Feb 12:35 am CST
Extended Forecast for

Griggsville IL

  • Overnight

    Overnight: Partly cloudy, with a low around 22. Northwest wind around 6 mph.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of flurries between 9am and 10am.  Mostly sunny, with a high near 37. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 37 °F

    Chance
    Flurries

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 17. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 30. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 30 mph.

    High: 30 °F

    Mostly Sunny
    then Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13. Northwest wind 14 to 16 mph, with gusts as high as 28 mph.

    Low: 13 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 22. Northwest wind around 6 mph.
Saturday
A chance of flurries between 9am and 10am. Mostly sunny, with a high near 37. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 17. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 30. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 13. Northwest wind 14 to 16 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 20%.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Griggsville IL
 39.72°N 90.73°W (Elev. 653 ft)
12:26 am CST Feb 21, 2026
1am CST Feb 21, 2026-6pm CST Feb 27, 2026
 
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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