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

35°F

2°C

Humidity 68%
Wind Speed N 10 mph
Barometer 29.63 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 19 Feb 3:35 am CST
Extended Forecast for

Gilson IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 37. North northeast wind 5 to 7 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 63. Northeast wind 7 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.

    High: 63 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of rain showers before 3am, then a chance of snow showers. Mostly cloudy, with a low around 31. Breezy, with a southeast wind 8 to 13 mph becoming west 16 to 21 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 50%.

    Low: 31 °F

    Chance
    Showers then
    Chance
    Rain/Snow and
    Breezy

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 41. Breezy, with a west wind 11 to 21 mph, with gusts as high as 34 mph.

    High: 41 °F

    Gradual
    Clearing and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. Northwest wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 39. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 39 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 19 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Sunday Night

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

    Low: 15 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. North northeast wind 5 to 7 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 63. Northeast wind 7 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.
Thursday Night
A chance of rain showers before 3am, then a chance of snow showers. Mostly cloudy, with a low around 31. Breezy, with a southeast wind 8 to 13 mph becoming west 16 to 21 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 50%.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 41. Breezy, with a west wind 11 to 21 mph, with gusts as high as 34 mph.
Friday Night
Partly cloudy, with a low around 23. Northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 39. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 19. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Sunday
Partly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gilson IL
 40.89°N 90.21°W (Elev. 732 ft)
Last Update:
3:46 am CST Feb 19, 2026
Forecast Valid:
3am CST Feb 19, 2026-6pm CST Feb 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation