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DeLong, Illinois Weather Forecast
DeLong, Illinois Weather
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Weather Forecast for DeLong, Illinois : Knox County
Issued: 3:16 am CST Dec 7, 2025 Latitude: 40.8167053 Longitude: -90.3045702 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
90% chance of snow on Overnight 30% chance of snow on Sunday Partly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday 30% chance of snow on Thursday Partly Sunny on Friday Partly Sunny on Saturday
Low: 28°F High: 19 °F High: 27°F High: 43°F High: 38°F High: 28°F High: 16°F High: 13°F
Low: 8 °F Low: 20 °F Low: 34°F Low: 19°F Low: 6°F Low: -2°F  
Snow Snow Partly Sunny Partly Sunny Mostly Cloudy Snow Partly Sunny Partly Sunny
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Current Conditions at
GALESBURG - (KGBG)
30°
Feels like 19°F
Cloudy
Mist
as of 4:15 AM CST
Rel. Humidity: 100%
Dew Point: 30°F
Visibility: 5 Miles
Pressure: 29.95 in.
Flight Rule: IFR
Wind Data
14 MPH
010° North
Cloud Level(s): Solid Overcast at 500ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
32°
Feels like 24°F
Cloudy
as of 4:15 AM CST
Rel. Humidity: 100%
Dew Point: 32°F
Visibility: 7 Miles
Pressure: 29.95 in.
Flight Rule: MVFR
Wind Data
9 MPH
0° North
Cloud Level(s): Scattered at 900ft, Solid Overcast at 1400ft
Current Conditions at
PEORIA - (KPIA)
34°
Feels like 26°F
Cloudy
as of 3:54 AM CST
Rel. Humidity: 86%
Dew Point: 30°F
Visibility: 7 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
9 MPH
180° South
Cloud Level(s): Broken at 4300ft, Solid Overcast at 5500ft
Current Conditions at
BURLINGTON - (KBRL)
32°
Feels like 22°F
Cloudy
Mist
as of 4:00 AM CST
Rel. Humidity: 92%
Dew Point: 30°F
Visibility: 4 Miles
Pressure: 29.93 in.
Flight Rule: LIFR
Wind Data
14 MPH
030° Northeast
Cloud Level(s): Solid Overcast at 400ft
90% chance of snow Overnight Overnight... Snow. Low around 28. North northeast wind 7 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

30% chance of snow Sunday Sunday... A 30 percent chance of snow before 9am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 19 by 5pm. North wind 10 to 15 mph, with gusts as high as 26 mph.

Increasing Clouds on Sunday Night Sunday Night... Increasing clouds, with a low around 8. Wind chill values between -1 and 4. North wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.

Partly Sunny on Monday Monday... Partly sunny, with a high near 27. Calm wind becoming south 5 to 7 mph in the afternoon.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a temperature falling to near 20 by 9pm, then rising to around 28 during the remainder of the night. South wind 7 to 13 mph, with gusts as high as 24 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 43. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

40% chance of rain Tuesday Night Tuesday Night... A 40 percent chance of rain. Mostly cloudy, with a low around 34. South southwest wind 13 to 18 mph becoming west after midnight. Winds could gust as high as 32 mph.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 38.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 19.

30% chance of snow Thursday Thursday... A 30 percent chance of snow. Mostly cloudy, with a high near 28.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 6.

Partly Sunny on Friday Friday... Partly sunny, with a high near 16.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around -2.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 13.

Current Radar Image


Sun Almanac for DeLong, Illinois
Sunrise: 07:12 AM
Sunset: 4:33 PM
Civil Sunrise:06:42 AM
Civil Sunset: 5:04 PM
Nautical Sunrise: 06:07 AM
Nautical Sunset: 5:38 PM
Astro Sunrise: 05:34 AM
Astro Sunset: 6:12 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.