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

69°F

21°C

Humidity 54%
Wind Speed S 7 mph
Barometer 29.71 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 21 Mar 7:55 pm CDT
Extended Forecast for

Gerlaw IL

  • Tonight

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

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Isolated showers between 1pm and 3pm. Increasing clouds, with a high near 63. Breezy, with a west wind 5 to 10 mph becoming north 15 to 20 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    High: 63 °F

    Mostly Cloudy
    then Isolated
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. North wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 53. North wind around 5 mph.

    High: 53 °F

    Mostly Sunny

  • Monday Night

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

    Low: 36 °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 43.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 55. South wind around 10 mph, with gusts as high as 25 mph.
Sunday
Isolated showers between 1pm and 3pm. Increasing clouds, with a high near 63. Breezy, with a west wind 5 to 10 mph becoming north 15 to 20 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 30. North wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Monday
Mostly sunny, with a high near 53. North wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Mostly cloudy, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Partly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 53.
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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:
5:36 pm CDT Mar 21, 2026
Forecast Valid:
8pm CDT Mar 21, 2026-6pm CDT Mar 28, 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