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

Hazardous Weather Conditions

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

3°F

-16°C

Humidity 80%
Wind Speed SW 6 mph
Barometer 30.41 in
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill-8°F (-22°C)
Last update 1 Feb 4:15 am CST
Extended Forecast for

Griggsville IL

  • Today

    Today: A 40 percent chance of snow, mainly after 11am. Increasing clouds, with a high near 26. South wind 6 to 11 mph.

    High: 26 °F

    Chance Snow

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. South wind 5 to 7 mph becoming northwest after midnight.

    Low: 19 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 35. Northwest wind 5 to 8 mph becoming calm in the afternoon.

    High: 35 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 21. Calm wind becoming northeast around 5 mph after midnight.

    Low: 21 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 32. North wind around 6 mph.

    High: 32 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Today
A 40 percent chance of snow, mainly after 11am. Increasing clouds, with a high near 26. South wind 6 to 11 mph.
Tonight
A 30 percent chance of snow, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. South wind 5 to 7 mph becoming northwest after midnight.
Monday
Mostly sunny, with a high near 35. Northwest wind 5 to 8 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy, with a low around 21. Calm wind becoming northeast around 5 mph after midnight.
Tuesday
Mostly cloudy, with a high near 32. North wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 14.
Wednesday
Mostly sunny, with a high near 29.
Wednesday Night
Partly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Griggsville IL
 39.72°N 90.73°W (Elev. 653 ft)
Last Update:
4:21 am CST Feb 1, 2026
Forecast Valid:
4am CST Feb 1, 2026-6pm CST Feb 7, 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