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Northbrook, Illinois Weather Forecast
Northbrook, Illinois Weather
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Weather Forecast for Northbrook, Illinois : Adams County
Issued: 3:16 am CST Dec 19, 2025 Latitude: 39.9586572 Longitude: -91.3757047 View on Google Maps

MouseOver for Detail Forecast
Overnight Friday Saturday Sunday Monday Tuesday Wednesday Christmas Day
Cloudy on Overnight Sunny on Friday Partly Sunny on Saturday Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday Mostly Sunny on Christmas Day
Low: 19°F High: 36°F High: 48°F High: 40°F High: 46°F High: 58°F High: 63°F High: 67°F
Low: 38 °F Low: 24°F Low: 30°F Low: 40°F Low: 43°F Low: 54°F  
Cloudy Sunny Partly Sunny Sunny Partly Sunny Partly Sunny Mostly Cloudy Mostly Sunny
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Current Conditions at
QUINCY - (KUIN)
21°
Feels like 4°F
Partly Cloudy
as of 3:01 AM CST
Rel. Humidity: 67%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 31 MPH
290° West
Cloud Level(s): Scattered at 2500ft
Current Conditions at
KEOKUK MUNICIPAL - (KEOK)
18°
Feels like 3°F
Cloudy
as of 3:15 AM CST
Rel. Humidity: 72%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: MVFR
Wind Data
15 MPH
Gust: 22 MPH
280° West
Cloud Level(s): Broken at 2000ft, Solid Overcast at 2500ft
Current Conditions at
FORT MADISON - (KFSW)
18°
Feels like 0°F
Mostly Cloudy
Light Snow
as of 3:15 AM CST
Rel. Humidity: 67%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: MVFR
Wind Data
23 MPH
Gust: 31 MPH
270° West
Cloud Level(s): Broken at 2300ft
Cloudy on Overnight Overnight... Partly cloudy, with a low around 19. West wind 15 to 18 mph, with gusts as high as 30 mph.
Sunny on Friday Friday... Sunny, with a high near 36. West wind 8 to 14 mph becoming southeast in the afternoon. Winds could gust as high as 25 mph.
Increasing Clouds on Friday Night Friday Night... Increasing clouds, with a temperature rising to around 38 by 4am. South wind 8 to 14 mph, with gusts as high as 23 mph.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 48. South wind 7 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 24. Northwest wind 3 to 6 mph.
Sunny on Sunday Sunday... Sunny, with a high near 40.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 30.
Partly Sunny on Monday Monday... Partly sunny, with a high near 46.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 40.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 58.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 43.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 63.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 54.
Mostly Sunny on Christmas Day Christmas Day... Mostly sunny, with a high near 67.
Current Radar Image


Sun Almanac for Northbrook, Illinois
Sunrise: 07:23 AM
Sunset: 4:43 PM
Civil Sunrise:06:52 AM
Civil Sunset: 5:13 PM
Nautical Sunrise: 06:18 AM
Nautical Sunset: 5:47 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:20 PM
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