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.

Partly Cloudy

47°F

8°C

Humidity 73%
Wind Speed SE 10 G 16 mph
Barometer 29.57 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 15 Mar 3:35 am CDT
Extended Forecast for

Gerlaw IL

High Wind Warning March 15, 04:00pm until March 16, 10:00am
Blizzard Warning March 15, 07:00pm until March 16, 01:00pm
Click here for hazard details and duration
High Wind Warning
Blizzard Warning

  • Overnight

    Overnight: A chance of showers, with thunderstorms also possible after 4am. Cloudy, with a steady temperature around 46. Southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers

  • Sunday

    Sunday: Rain and thunderstorms before 4pm, then rain likely and possibly a thunderstorm between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm. High near 59. Breezy, with a south wind 20 to 25 mph becoming west in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 59 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after 9pm. Some thunder is also possible. Widespread blowing snow, mainly after 2am. Low around 13. Wind chill values as low as zero. Windy, with a northwest wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 13 °F

    Rain/Snow and
    Patchy
    Blowing Snow
    then Snow and
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 7am. Patchy blowing snow. Mostly cloudy, with a high near 21. Wind chill values as low as -10. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 21 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 5. Blustery.

    Low: 5 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.

    Low: 22 °F

    Snow Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers, with thunderstorms also possible after 4am. Cloudy, with a steady temperature around 46. Southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Sunday
Rain and thunderstorms before 4pm, then rain likely and possibly a thunderstorm between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm. High near 59. Breezy, with a south wind 20 to 25 mph becoming west in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Rain and snow, becoming all snow after 9pm. Some thunder is also possible. Widespread blowing snow, mainly after 2am. Low around 13. Wind chill values as low as zero. Windy, with a northwest wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow likely, mainly before 7am. Patchy blowing snow. Mostly cloudy, with a high near 21. Wind chill values as low as -10. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 5. Blustery.
Tuesday
Mostly sunny, with a high near 29.
Tuesday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 69.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gerlaw IL
 40.99°N 90.62°W (Elev. 719 ft)
Last Update:
2:56 am CDT Mar 15, 2026
Forecast Valid:
3am CDT Mar 15, 2026-6pm CDT Mar 21, 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