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Gurnee, Illinois

Village in Lake County, Illinois

Air quality

The air at Gurnee

Index 22, good, led by ozone. Read at 11 PM from its reporting area, Lake County (IL), 4 miles off.

22Good
  • Fine particles (PM2.5)6Good11.4 mi
  • Ozone22Good21 ppb9.4 mi
  • Coarse particles (PM10)-17.4 mi

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 21, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 7 PM.

SatSun

Precipitation

What has fallen at Gurnee

0.03 in in the last 24 hours, 0.41 in over the last 3 days, to Fri 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.03in
Last 3 days
0.41in

Visibility

How far you can see at Gurnee, the next 45 hours

Visibility stays 10 miles or more through Sun 7 PM.

SatSun

On the radar over Gurnee, IllinoisReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Gurnee, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.8 miles away.

measured now4 instruments

WaukeganUGN

At an airfield/5.3 mi away/709 ft/3 ft below here

temp, wind, gust, visibility, precip, pressure

Rank9of 1,419

measured daily2 instruments

Gurnee 0.7 SEIL-LK-123

In a volunteer observer's own ground/0.8 mi away/685 ft/27 ft below here

precip, snowfall, snow depth

Rank-

Lake Zurich (Hydro)LKZI2

At a cooperative observer's station/14.1 mi away/807 ft/95 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Waukegan, drawn

The nearest airport reporting now, 5.3 mi from Gurnee, Illinois. From its report of Oct 16, 2026, 10:51 PM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Waukegan, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UGNFIG. A THE SKY OVER WAUKEGANSECTION, HEIGHT ABOVE THE STATION TO SCALE, EACH LAYER AT THE HEIGHT OF ITS BASE AS REPORTED; COVER IN EIGHTHS OF THE SKY; TOPS NOT MEASUREDFT ABOVE THE STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEWaukegan, the skySTATION REPORT · ASOS UGNTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-UGN-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

43.0 F with a dew point of 34.0 F, 70 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,100 ft up.

Chart of the air at Waukegan: temperature 43.0 degrees Fahrenheit and dew point 34.0, 70 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,100 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UGNFIG. B THE AIR AT WAUKEGANTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 F50 FSATURATES 2,100 FT ABOVE THE STATION, AT 32.0 FTEMPERATURE 43.0 FDEW POINT 34.0 FSPREAD 9.0 FRELATIVE HUMIDITY 70 PER CENTTHE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 FSOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINTTITLEWaukegan, the airSTATION REPORT · ASOS UGNTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-UGN-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (340 degrees) at 9 mph, gusting 20 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 37 mph.

Plan of the wind at Waukegan, north up: blowing from 340 degrees, the north northwest, at 9 miles an hour, gusting 20; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UGNFIG. C THE WIND AT WAUKEGANPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 340°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 20 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWaukegan, the windSTATION REPORT · ASOS UGNTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-UGN-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Waukegan, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Illinois

23 places, each with its own forecast and its own instruments.

Near Gurnee

The nearest places, each with its own forecast and the instruments nearest it.

Near Gurnee

River and lake gauges