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.

Heavy Rain

51°F

11°C

Humidity 92%
Wind Speed SE 9 mph
Barometer 29.37 in
Dewpoint 49°F (9°C)
Visibility 4.00 mi
Wind Chill48°F (9°C)
Last update 15 Mar 8:15 am CDT
Extended Forecast for

Gilson IL

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

  • Today

    Today: Rain and thunderstorms likely, then rain and possibly a thunderstorm after 2pm. High near 61. Breezy, with a south wind 20 to 24 mph becoming west southwest in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 61 °F

    Rain and
    Breezy

  • Tonight

    Tonight: Rain likely before 9pm, then rain and snow between 9pm and 10pm, then snow after 10pm. Some thunder is also possible. Widespread blowing snow, mainly after 5am. Low around 16. Wind chill values between 3 and 13. Windy, with a northwest wind 28 to 32 mph, with gusts as high as 48 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

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

  • Monday

    Monday: Snow likely, mainly before 7am. Areas of blowing snow. Mostly cloudy, with a high near 22. Wind chill values between -4 and 5. Blustery, with a west northwest wind 25 to 29 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 22 °F

    Snow Likely
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 6. Wind chill values between -1 and -8. Blustery, with a west northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 31 mph.

    Low: 6 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 29. West northwest wind 6 to 8 mph becoming south southwest in the afternoon. Winds could gust as high as 16 mph.

    High: 29 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow likely. Mostly cloudy, with a low around 22. South wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 22 °F

    Snow Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51. South wind 8 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

Today
Rain and thunderstorms likely, then rain and possibly a thunderstorm after 2pm. High near 61. Breezy, with a south wind 20 to 24 mph becoming west southwest in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Rain likely before 9pm, then rain and snow between 9pm and 10pm, then snow after 10pm. Some thunder is also possible. Widespread blowing snow, mainly after 5am. Low around 16. Wind chill values between 3 and 13. Windy, with a northwest wind 28 to 32 mph, with gusts as high as 48 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow likely, mainly before 7am. Areas of blowing snow. Mostly cloudy, with a high near 22. Wind chill values between -4 and 5. Blustery, with a west northwest wind 25 to 29 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday Night
Partly cloudy, with a low around 6. Wind chill values between -1 and -8. Blustery, with a west northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 31 mph.
Tuesday
Increasing clouds, with a high near 29. West northwest wind 6 to 8 mph becoming south southwest in the afternoon. Winds could gust as high as 16 mph.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 22. South wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Wednesday
Mostly sunny, with a high near 51. South wind 8 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 34.
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 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gilson IL
 40.87°N 90.21°W (Elev. 699 ft)
Last Update:
7:36 am CDT Mar 15, 2026
Forecast Valid:
8am CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation