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Northbrook, Illinois Weather Forecast
Northbrook, Illinois Weather
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Weather Forecast for Northbrook, Illinois : Adams County
Issued: 10:47 am CST Jan 27, 2026 Latitude: 39.9586572 Longitude: -91.3757047 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on This Afternoon Clear on Tonight Increasing Clouds on Wednesday Mostly Cloudy on Thursday Mostly Sunny on Friday Sunny on Saturday Partly Sunny on Sunday Partly Sunny on Monday
High: 23°F Low: 2 °F High: 27°F High: 19°F High: 15°F High: 20°F High: 26°F High: 33°F
Low: 6 °F Low: 1°F Low: 1°F Low: 5°F Low: 15°F  
Sunny Clear Increasing Clouds Mostly Cloudy Mostly Sunny Sunny Partly Sunny Partly Sunny
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Current Conditions at
QUINCY - (KUIN)
19°
Feels like 3°F
Clear
as of 12:54 PM CST
Rel. Humidity: 57%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
20 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
FORT MADISON - (KFSW)
18°
Feels like 1°F
Clear
as of 1:15 PM CST
Rel. Humidity: 57%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 28 MPH
280° West
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 23. Northwest wind 8 to 16 mph, with gusts as high as 24 mph.

Clear on Tonight Tonight... Clear, with a low around 2. Northwest wind around 5 mph becoming light and variable.

Increasing Clouds on Wednesday Wednesday... Increasing clouds, with a high near 27. West wind 5 to 11 mph, with gusts as high as 20 mph.

Increasing Clouds on Wednesday Night Wednesday Night... Increasing clouds, with a low around 6. North wind 3 to 7 mph.

Mostly Cloudy on Thursday Thursday... Mostly cloudy and cold, with a high near 19. North wind 3 to 5 mph.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 1.

Mostly Sunny on Friday Friday... Mostly sunny and cold, with a high near 15.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 1.

Sunny on Saturday Saturday... Sunny and cold, with a high near 20.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 5.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 26.

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

Partly Sunny on Monday Monday... Partly sunny, with a high near 33.

Current Radar Image


Sun Almanac for Northbrook, Illinois
Sunrise: 07:18 AM
Sunset: 5:19 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:48 PM
Nautical Sunrise: 06:16 AM
Nautical Sunset: 6:20 PM
Astro Sunrise: 05:44 AM
Astro Sunset: 6:52 PM
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