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Northbrook, Illinois Weather Forecast
Northbrook, Illinois Weather
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Weather Forecast for Northbrook, Illinois : Adams County
Issued: 8:26 am CST Dec 10, 2025 Latitude: 39.9586572 Longitude: -91.3757047 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
Flurries on Today Mostly Cloudy on Tonight Mostly Cloudy on Thursday Mostly Cloudy on Friday 30% chance of snow on Saturday Sunny on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday
High: 37°F Low: 22°F High: 33°F High: 33°F High: 21°F High: 17°F High: 35°F High: 44°F
Low: 28°F Low: 15°F Low: 2°F Low: 8°F Low: 24°F  
Flurries Mostly Cloudy Mostly Cloudy Mostly Cloudy Snow Sunny Mostly Sunny Partly Sunny
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Current Conditions at
QUINCY - (KUIN)
36°
Feels like 22°F
Cloudy
as of 7:54 AM CST
Rel. Humidity: 74%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.68 in.
Flight Rule: MVFR
Wind Data
28 MPH
Gust: 37 MPH
310° Northwest
Cloud Level(s): Broken at 2500ft, Solid Overcast at 3300ft
Current Conditions at
KEOKUK MUNICIPAL - (KEOK)
32°
Feels like 18°F
Cloudy
as of 8:15 AM CST
Rel. Humidity: 74%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.71 in.
Flight Rule: MVFR
Wind Data
25 MPH
Gust: 32 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 2400ft
Current Conditions at
FORT MADISON - (KFSW)
32°
Feels like 18°F
Cloudy
as of 8:15 AM CST
Rel. Humidity: 80%
Dew Point: 27°F
Visibility: 8 Miles
Pressure: 29.69 in.
Flight Rule: MVFR
Wind Data
26 MPH
Gust: 35 MPH
280° West
Cloud Level(s): Solid Overcast at 1800ft
Flurries on Today Today... Flurries likely before 10am. Cloudy, with a high near 37. Breezy, with a northwest wind 13 to 23 mph, with gusts as high as 46 mph.

Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 22. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.

Mostly Cloudy on Thursday Thursday... Mostly cloudy, with a high near 33. Calm wind becoming southeast 5 to 7 mph in the afternoon.

30% chance of snow Thursday Night Thursday Night... A chance of snow, mixing with rain after 9pm, then gradually ending. Mostly cloudy, with a low around 28. Southeast wind 6 to 8 mph becoming north after midnight. Chance of precipitation is 30%.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 33. North wind 8 to 10 mph, with gusts as high as 20 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 15.

30% chance of snow Saturday Saturday... A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 21.

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

Sunny on Sunday Sunday... Sunny and cold, with a high near 17.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 8.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 35.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 24.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 44.

Current Radar Image


Sun Almanac for Northbrook, Illinois
Sunrise: 07:17 AM
Sunset: 4:40 PM
Civil Sunrise:06:46 AM
Civil Sunset: 5:11 PM
Nautical Sunrise: 06:12 AM
Nautical Sunset: 5:45 PM
Astro Sunrise: 05:40 AM
Astro Sunset: 6:17 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.