Illinois · NWS LOT office

North Chicago, IL weather

It is 52°F and clear at Chicago/Waukegan Regional Airport as of Oct 28, 1:15 AM CDT. Overnight: Partly Cloudy, low near 51°F, 1% chance of precipitation. Forecast from the National Weather Service, issued Oct 27, 11:35 PM CDT.

Updated Oct 28, 1:27 AM CDT (snapshot)

Current conditions

Temperature

52°F

Clear

Wind

SW 3 mph

Humidity 94% · dew point 50°F

Pressure · visibility

30.18 inHg

Visibility 10 mi

Observed at Chicago/Waukegan Regional Airport (KUGN), Oct 28, 1:15 AM CDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the North Chicago forecast zone right now.

Around the NWS LOT forecast area

No active alerts in zones served by the LOT office near North Chicago.

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. No alerts are active anywhere in Illinois.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for North Chicago (local time)
TimeTempForecastPrecip. chanceWind
Wed 1 AM56°FMostly Cloudy1%S 5 mph
Wed 2 AM55°FPartly Cloudy1%SSW 5 mph
Wed 3 AM54°FPartly Cloudy0%SSW 5 mph
Wed 4 AM53°FMostly Clear0%SSW 5 mph
Wed 5 AM53°FMostly Clear0%SSW 5 mph
Wed 6 AM52°FSunny0%SSW 5 mph
Wed 7 AM52°FSunny0%SSW 5 mph
Wed 8 AM54°FSunny0%SSW 5 mph
Wed 9 AM58°FSunny0%SSW 5 mph
Wed 10 AM62°FSunny0%SSW 10 mph
Wed 11 AM66°FSunny0%SSW 10 mph
Wed 12 PM69°FSunny0%S 10 mph
Wed 1 PM71°FSunny0%S 10 mph
Wed 2 PM72°FSunny0%S 15 mph
Wed 3 PM72°FSunny0%S 15 mph
Wed 4 PM72°FSunny0%S 15 mph
Wed 5 PM70°FSunny0%S 10 mph
Wed 6 PM68°FMostly Clear0%S 10 mph
Wed 7 PM65°FMostly Clear0%S 10 mph
Wed 8 PM65°FMostly Clear0%S 10 mph
Wed 9 PM64°FMostly Clear0%S 10 mph
Wed 10 PM64°FMostly Clear0%S 15 mph
Wed 11 PM63°FMostly Clear0%SSW 15 mph
Thu 12 AM63°FPartly Cloudy1%SSW 15 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in North Chicago can differ.

7-day forecast

Overnight

Low 51°F

Partly cloudy, with a low around 51. South southwest wind around 5 mph.

Wednesday

High 72°F·Low 61°F

Sunny. High near 72, with temperatures falling to around 70 in the afternoon. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

Wednesday Night: A chance of rain showers after 1am. Partly cloudy, with a low around 61. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Thursday

High 67°F·Low 49°F

A chance of rain showers before 1pm. Mostly sunny, with a high near 67. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

Thursday Night: Mostly clear, with a low around 49. North northwest wind around 5 mph.

Friday

High 59°F·Low 51°F

A slight chance of rain showers after 1pm. Partly sunny, with a high near 59. Chance of precipitation is 20%.

Friday Night: A chance of rain showers. Mostly cloudy, with a low around 51.

Saturday

High 60°F·Low 53°F

A chance of rain showers. Cloudy, with a high near 60.

Saturday Night: A slight chance of rain showers. Mostly cloudy, with a low around 53.

Sunday

High 61°F·Low 54°F

A chance of rain showers. Mostly cloudy, with a high near 61.

Sunday Night: A chance of rain showers. Mostly cloudy, with a low around 54.

Monday

High 62°F·Low 52°F

A chance of rain showers. Mostly cloudy, with a high near 62.

Monday Night: A chance of rain showers. Mostly cloudy, with a low around 52.

Tuesday

High 59°F

Rain showers likely. Mostly cloudy, with a high near 59.

Nearby cities

Larger cities in the area

Other cities in Lake County

See every city we cover in Illinois, or check all active alerts.

About this forecast

Forecast office
North Chicago is served by the National Weather Service LOT forecast office, forecast zone ILZ006, county zone ILC097.
Location used
The Census Bureau's internal point for North Chicago (42.3167, -87.8592), in Lake County. Population: 30,639 (2024 estimate), number 63 of the 121 Illinois cities on this site.
Radar
Nearest NWS radar: KLOT. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/42.3167,-87.8592 (forecast issued Oct 27, 11:35 PM CDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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