National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

39°F

4°C

Humidity 89%
Wind Speed SW 3 mph
Barometer 30.12 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 12 Jan 4:15 pm CST
Extended Forecast for

4 Miles S Seaton IL

  • This Afternoon

    This Afternoon: Sunny, with a steady temperature around 41. Southwest wind around 5 mph.

    High: 41 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 34. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Scattered sprinkles between 4pm and 5pm, then isolated showers after 5pm. Increasing clouds, with a high near 50. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 50 °F

    Partly Sunny
    then Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 31. Blustery.

    High: 31 °F

    Partly Sunny
    and Blustery

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow after noon. Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

This Afternoon
Sunny, with a steady temperature around 41. Southwest wind around 5 mph.
Tonight
Increasing clouds, with a low around 34. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Scattered sprinkles between 4pm and 5pm, then isolated showers after 5pm. Increasing clouds, with a high near 50. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 28. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday
Partly sunny, with a high near 31. Blustery.
Wednesday Night
Mostly clear, with a low around 14.
Thursday
Mostly sunny, with a high near 28.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24.
Friday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 37.
Friday Night
Mostly cloudy, with a low around 13.
Saturday
Mostly cloudy, with a high near 19.
Saturday Night
Mostly cloudy, with a low around 4.
Sunday
Mostly sunny, with a high near 18.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Seaton IL
 41.04°N 90.82°W (Elev. 600 ft)
Last Update:
3:16 pm CST Jan 12, 2026
Forecast Valid:
4pm CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation