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

Hazardous Weather Conditions

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

71°F

22°C

Humidity 59%
Wind Speed S 10 G 18 mph
Barometer 29.86 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 21 Mar 11:55 am CDT
Extended Forecast for

Gerlaw IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. Southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Isolated showers between 1pm and 3pm. Mostly cloudy, with a high near 66. Breezy, with a west wind 10 to 20 mph becoming northeast in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    High: 66 °F

    Breezy.
    Mostly Cloudy
    then Isolated
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 86. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 55. Southwest wind around 10 mph, with gusts as high as 25 mph.
Sunday
Isolated showers between 1pm and 3pm. Mostly cloudy, with a high near 66. Breezy, with a west wind 10 to 20 mph becoming northeast in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 31. North wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 52.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Mostly cloudy, with a high near 64.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
A 30 percent chance of rain. Mostly sunny, with a high near 70.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gerlaw IL
 40.99°N 90.62°W (Elev. 719 ft)
Last Update:
11:46 am CDT Mar 21, 2026
Forecast Valid:
12pm CDT Mar 21, 2026-6pm CDT Mar 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