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

37°F

3°C

Humidity 82%
Wind Speed N 6 mph
Barometer 30.27 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 19 Apr 9:55 pm CDT
Extended Forecast for

Gerlaw IL

Freeze Warning April 20, 12:00am until April 20, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 30. Northeast wind around 5 mph.

    Low: 30 °F

    Clear then
    Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 61. East wind 5 to 10 mph becoming south in the afternoon.

    High: 61 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 78. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Breezy.

    High: 80 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 57. Breezy. Chance of precipitation is 80%.

    Low: 57 °F

    Showers and
    Breezy

Detailed Forecast

Tonight
Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 30. Northeast wind around 5 mph.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 61. East wind 5 to 10 mph becoming south in the afternoon.
Monday Night
Partly cloudy, with a low around 49. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 78. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 80. Breezy.
Thursday Night
Showers and possibly a thunderstorm. Low around 57. Breezy. Chance of precipitation is 80%.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 69.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 66.
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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:
8:52 pm CDT Apr 19, 2026
Forecast Valid:
10pm CDT Apr 19, 2026-6pm CDT Apr 26, 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