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Weather Conditions for Northbrook Park, Illinois : Cook County
Issued: 2:51 pm CDT Oct 15, 2026 Latitude: 42.1202778 Longitude: -87.8352778 View on Google Maps

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This Afternoon Tonight Friday Saturday Sunday Monday Tuesday Wednesday
90% chance of thunderstorms on This Afternoon 70% chance of thunderstorms on Tonight 70% chance of rain on Friday Sunny on Saturday Sunny on Sunday Mostly Sunny on Monday Mostly Sunny on Tuesday Sunny on Wednesday
High: 62°F Low: 48°F High: 88°F High: 58°F High: 63°F High: 66°F High: 68°F High: 69°F
Low: 38°F Low: 41°F Low: 44°F Low: 45°F Low: 48°F  
Thunderstorms Thunderstorms Rain Sunny Sunny Mostly Sunny Mostly Sunny Sunny

Hourly forecast

Northbrook Park, il · Next 24 hours · Eastern time (EST/EDT)

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Current Conditions at
CHICAGO/WHEELING - (KPWK)
59°
Cloudy
as of 1:55 PM CDST
Rel. Humidity: 93%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: MVFR
Wind Data
7 MPH
140° Southeast
Cloud Level(s): Scattered at 1700ft, Broken at 2400ft, Solid Overcast at 3600ft
Current Conditions at
CHICAGO-OHARE - (KORD)
61°
Cloudy
as of 1:51 PM CDST
Rel. Humidity: 82%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: MVFR
Wind Data
10 MPH
130° Southeast
Cloud Level(s): Scattered at 1600ft, Broken at 2100ft, Solid Overcast at 4700ft
Current Conditions at
WAUKEGAN - (KUGN)
57°
Cloudy
Light Rain Mist
as of 2:16 PM CDST
Rel. Humidity: 93%
Dew Point: 55°F
Visibility: 4 Miles
Pressure: 29.91 in.
Flight Rule: IFR
Wind Data
10 MPH
Gust: 18 MPH
140° Southeast
Cloud Level(s): Broken at 500ft, Solid Overcast at 1100ft
90% chance of thunderstorms This Afternoon This Afternoon... Showers, with thunderstorms also possible after 4pm. High near 62. Southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

70% chance of thunderstorms Tonight Tonight... Showers likely and possibly a thunderstorm before 10pm, then a slight chance of showers between 10pm and midnight. Cloudy, with a low around 48. Breezy, with a south southeast wind 5 to 10 mph becoming west 15 to 20 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

70% chance of rain Friday Friday... Showers likely, mainly between noon and 4pm. Mostly cloudy, with a steady temperature around 51. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

30% chance of rain Friday Night Friday Night... A 30 percent chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 38. Breezy, with a north northwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

Sunny on Saturday Saturday... Sunny, with a high near 58. North northwest wind 5 to 10 mph becoming southwest in the afternoon.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 41.

Sunny on Sunday Sunday... Sunny, with a high near 63.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 44.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 66.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 45.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 68.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 48.

Sunny on Wednesday Wednesday... Sunny, with a high near 69.

Illinois' Warnings, Watches, and AdvisoriesIllinois' Watches, Warnings, and Advisories

Sun Almanac for Northbrook Park, Illinois
Astronomical Sunrise 17:31 AM?Astronomical sunrise occurs when the Sun is 18° below the horizon and the sky begins to brighten from a completly darkened state.
Nautical Sunrise 18:04 AM?Nautical sunrise (or nautical dawn) is the precise moment when the sun's center is 12° below the horizon in the morning. It marks the beginning of nautical twilight, allowing pilots/mariners to see the horizon.
Civil Sunrise 18:36 AM?Civil sunrise is the moment in the morning when the sun's center is 6° below the horizon. It marks the start of morning civil twilight, providing enough natural light for most, outdoor activities without artificial lighting. It typically occurs roughly 20-30 minutes before actual sunrise.
Sunrise 19:04 AM?Sunrise (or sunup) is the moment when the upper rim of the Sun appears on the horizon in the morning. It marks the end of the twilight phase, often accompanied by distinct atmospheric colors.

Daylight: -1 Hours 06 Minutes?Daylight hours are the period of time between local sunrise and sunset, representing the daily portion of sunlight. These hours change in length based on season, Earth's tilt, and latitude.

Sunset 06:10 PM?The sunset is defined in astronomy as the moment the upper limb of the Sun disappears below the horizon. It marks the end of daylight and is often accompanied by distinct atmospheric colors. It also signals the beginning of twilight.
Civil Sunset 06:38 PM?Civil sunset (or evening civil twilight) occurs when the center of the sun is 6° below the horizon, marking the end of the brightest twilight phase. It typically occurs roughly 20-30 minutes after sunset, providing enough light for most outdoor activities to continue without artificial light.
Nautical Sunset 07:10 PM?Nautical sunset occurs when the sun's center is 12° below the horizon, marking the end of nautical twilight. This phase, following civil twilight, allows the horizon to remain visible, enabling mariners to take accurate star sights for navigation. The sky is dark, but some ambient light remains
Astronomical Sunset 07:43 PM?Astronomical sunrise occurs when the Sun drops to 18° below the horizon. This causes the sky to enter a completly darkened state.

Civil Rise to Set: 0 Hours 2 Minutes
Nautical Rise to Set: 1 Hours 6 Minutes
Astro Rise to Set: 2 Hours 12 Minutes

Click for yearly Sun Almanac for Northbrook Park
Moon Almanac for Northbrook Park, Illinois
Moon Phase: Waxing Crescent
Moon Illumination: 24%
Moon Age: 4.85 Days
Moon is currently above the horizon
Distance from Moon to Earth: 251,670 miles
Upcoming Lunar Events for
Northbrook Park:
Next EventEvent TimeIllum

High Moon:05:39 pm Thu24.9%
Moonset:09:53 pm Thu26.4%
Moonrise:02:16 pm Fri32.3%
High Moon:06:31 pm Fri33.8%
Moonset:10:48 pm Fri35.5%
New Moon: Sat Oct 10
First Quarter: Sun Oct 18
Full Moon: Mon Oct 26
Last Quarter: Sun Nov 1
New Moon: Mon Nov 9
Click for Monthly Moon Almanac