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Arlington Heights, Illinois Weather Forecast
Arlington Heights, Illinois Weather
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Weather Forecast for Arlington Heights, Illinois : Cook County
Issued: 12:11 am CST Jan 25, 2026 Latitude: 42.0883603 Longitude: -87.9806265 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
70% chance of snow on Overnight 70% chance of snow on Sunday Sunny on Monday Partly Sunny on Tuesday 20% chance of snow on Wednesday Mostly Sunny on Thursday Mostly Sunny on Friday Mostly Sunny on Saturday
Low: 1 °F High: 12°F High: 10°F High: 18°F High: 14°F High: 16°F High: 18°F High: 23°F
Low: -1°F Low: 5 °F Low: 2°F Low: 2°F Low: 4°F Low: 7°F  
Snow Snow Sunny Partly Sunny Snow Mostly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
CHICAGO/WHEELING - (KPWK)
5°
Clear
Light Snow
as of 12:52 AM CST
Rel. Humidity: 77%
Dew Point: -0°F
Visibility: 2 1/2 Miles
Pressure: 30.35 in.
Flight Rule: IFR
Wind Data
7 MPH
350° North
Current Conditions at
CHICAGO-OHARE - (KORD)
5°
Cloudy
Light Snow
as of 1:40 AM CST
Rel. Humidity: 77%
Dew Point: -0°F
Visibility: 2 1/2 Miles
Pressure: 30.31 in.
Flight Rule: IFR
Wind Data
7 MPH
350° North
Cloud Level(s): Solid Overcast at 3100ft
Current Conditions at
WEST CHICAGO - (KDPA)
3°
Cloudy
Light Snow
as of 1:26 AM CST
Rel. Humidity: 84%
Dew Point: -0°F
Visibility: 3 Miles
Pressure: 30.31 in.
Flight Rule: MVFR
Wind Data
8 MPH
010° North
Cloud Level(s): Solid Overcast at 3400ft
Current Conditions at
WAUKEGAN - (KUGN)
3°
Feels like -11°F
Cloudy
as of 12:51 AM CST
Rel. Humidity: 59%
Dew Point: -8°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: MVFR
Wind Data
9 MPH
350° North
Cloud Level(s): Solid Overcast at 2900ft
70% chance of snow Overnight Overnight... Snow likely, mainly before 3am. Cloudy, with a low around 1. Wind chill values as low as -13. North wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
70% chance of snow Sunday Sunday... Snow likely, mainly before noon. Cloudy, with a high near 12. Wind chill values as low as -12. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around -1. Wind chill values as low as -18. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunny on Monday Monday... Sunny and cold, with a high near 10. Wind chill values as low as -19. Northwest wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 5. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 18.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 2.
20% chance of snow Wednesday Wednesday... A chance of snow after noon. Mostly cloudy, with a high near 14.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 2.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 16.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 4.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 18.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 7.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 23.
Current Radar Image


Sun Almanac for Arlington Heights, Illinois
Sunrise: 07:11 AM
Sunset: 4:58 PM
Civil Sunrise:06:41 AM
Civil Sunset: 5:28 PM
Nautical Sunrise: 06:07 AM
Nautical Sunset: 6:02 PM
Astro Sunrise: 05:34 AM
Astro Sunset: 6:35 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.