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Northbrook, Illinois Weather Forecast
Northbrook, Illinois Weather
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Weather Forecast for Northbrook, Illinois : Adams County
Issued: 5:11 am CST Dec 31, 2025 Latitude: 39.9586572 Longitude: -91.3757047 View on Google Maps

MouseOver for Detail Forecast
Today Tonight New Year's Day Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on Today 20% chance of snow on Tonight Mostly Sunny on New Year's Day Mostly Cloudy on Friday Mostly Sunny on Saturday Partly Sunny on Sunday Mostly Sunny on Monday Mostly Sunny on Tuesday
High: 42°F Low: 20°F High: 34°F High: 37°F High: 36°F High: 44°F High: 52°F High: 49°F
Low: 24°F Low: 23°F Low: 24°F Low: 32°F Low: 34°F  
Mostly Cloudy Snow Mostly Sunny Mostly Cloudy Mostly Sunny Partly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
QUINCY - (KUIN)
30°
Partly Cloudy
as of 5:34 AM CST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
7 MPH
280° West
Cloud Level(s): Scattered at 2100ft
Current Conditions at
KEOKUK MUNICIPAL - (KEOK)
34°
Cloudy
as of 5:35 AM CST
Rel. Humidity: 86%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: MVFR
Wind Data
8 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 2400ft
Current Conditions at
FORT MADISON - (KFSW)
34°
Feels like 24°F
Cloudy
as of 5:35 AM CST
Rel. Humidity: 86%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: MVFR
Wind Data
13 MPH
270° West
Cloud Level(s): Solid Overcast at 2400ft
Mostly Cloudy on Today Today... Mostly cloudy, with a high near 42. West wind 7 to 11 mph.
20% chance of snow Tonight Tonight... A chance of flurries between 8pm and 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 20. West wind 5 to 11 mph becoming northeast after midnight.
Mostly Sunny on New Year's Day New Year's Day... Mostly sunny, with a high near 34. Northeast wind around 6 mph becoming calm in the morning.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 24. Light and variable wind.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 37. Northeast wind 3 to 6 mph.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 23.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 36.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 24.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 44.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 32.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 52.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 34.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 49.
Current Radar Image


Sun Almanac for Northbrook, Illinois
Sunrise: 07:27 AM
Sunset: 4:50 PM
Civil Sunrise:06:57 AM
Civil Sunset: 5:21 PM
Nautical Sunrise: 06:23 AM
Nautical Sunset: 5:55 PM
Astro Sunrise: 05:50 AM
Astro Sunset: 6:27 PM
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