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Northbrook, Illinois Weather Forecast
Northbrook, Illinois Weather
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Weather Forecast for Northbrook, Illinois : Adams County
Issued: 4:41 pm CST Nov 25, 2025 Latitude: 39.9586572 Longitude: -91.3757047 View on Google Maps

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Tonight Wednesday Thanksgiving Day Friday Saturday Sunday Monday Tuesday
Increasing Clouds on Tonight Clearing on Wednesday Sunny on Thanksgiving Day Partly Sunny on Friday 80% chance of rain & snow on Saturday Mostly Cloudy on Sunday Partly Sunny on Monday Mostly Sunny on Tuesday
Low: 33°F High: 43°F High: 40°F High: 35°F High: 37°F High: 28°F High: 25°F High: 28°F
Low: 23°F Low: 20°F Low: 29°F Low: 23°F Low: 13°F Low: 14°F  
Increasing Clouds Clearing Sunny Partly Sunny Rain & Snow Mostly Cloudy Partly Sunny Mostly Sunny
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Current Conditions at
QUINCY - (KUIN)
46°
Feels like 39°F
Partly Cloudy
as of 6:54 PM CST
Rel. Humidity: 75%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 28 MPH
290° West
Cloud Level(s): Scattered at 2100ft, Scattered at 2900ft, Scattered at 6500ft
Current Conditions at
KEOKUK MUNICIPAL - (KEOK)
43°
Feels like 35°F
Cloudy
as of 7:35 PM CST
Rel. Humidity: 75%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 21 MPH
270° West
Cloud Level(s): Solid Overcast at 3400ft
Current Conditions at
PITTSFIELD - (KPPQ)
48°
Feels like 42°F
Mostly Cloudy
as of 7:35 PM CST
Rel. Humidity: 76%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 25 MPH
290° West
Cloud Level(s): Scattered at 5000ft, Broken at 6500ft
Current Conditions at
FORT MADISON - (KFSW)
43°
Feels like 34°F
Mostly Clear
as of 7:35 PM CST
Rel. Humidity: 70%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 26 MPH
260° West
Cloud Level(s): Few at 3700ft
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 33. Breezy, with a west wind 16 to 21 mph, with gusts as high as 38 mph.
Clearing on Wednesday Wednesday... Cloudy through mid morning, then gradual clearing, with a high near 43. Breezy, with a west wind 15 to 22 mph, with gusts as high as 38 mph.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 23. Northwest wind 8 to 13 mph, with gusts as high as 24 mph.
Sunny on Thanksgiving Day Thanksgiving Day... Sunny, with a high near 40. Northwest wind 7 to 10 mph.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 20. Northwest wind around 6 mph becoming calm after midnight.
Partly Sunny on Friday Friday... Partly sunny, with a high near 35.
80% chance of rain & snow Friday Night Friday Night... A chance of snow before midnight, then rain and snow. Low around 29. Chance of precipitation is 80%.
80% chance of rain & snow Saturday Saturday... Rain and snow. High near 37. Chance of precipitation is 80%.
50% chance of rain & snow Saturday Night Saturday Night... A chance of rain and snow before midnight, then a slight chance of snow. Cloudy, with a low around 23. Chance of precipitation is 50%.
Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 28.
20% chance of snow Sunday Night Sunday Night... A 20 percent chance of snow. Mostly cloudy, with a low around 13.
Partly Sunny on Monday Monday... Partly sunny, with a high near 25.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 14.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 28.
Current Radar Image


Sun Almanac for Northbrook, Illinois
Sunrise: 07:02 AM
Sunset: 4:43 PM
Civil Sunrise:06:33 AM
Civil Sunset: 5:13 PM
Nautical Sunrise: 05:59 AM
Nautical Sunset: 5:46 PM
Astro Sunrise: 05:27 AM
Astro Sunset: 6:18 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.