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Lisle, Illinois

Village in DuPage County, Illinois

Air quality

The air at Lisle

Index 24, good, led by fine particles. Read at 7 PM from its reporting area, South and West Suburbs (Chicago) (IL), 14 miles off.

24Good
  • Fine particles (PM2.5)24Good3.5 mi
  • Ozone20Good16 ppb1.8 mi

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 35, good.

Smoke, the next 42 hours

No smoke near the ground through Sun 1 PM.

FriSatSun

Precipitation

What has fallen at Lisle

0.04 in in the last 24 hours, 0.56 in over the last 3 days, to Fri 7 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.04in
Last 3 days
0.56in

Visibility

How far you can see at Lisle, the next 42 hours

Visibility stays 9 miles or more through Sun 1 PM, lowest 10 miles Sun 6 AM.

FriSatSun

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

What is measuring near here

The 7 instruments nearest Lisle, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now5 instruments

measured daily2 instruments

Lisle 0.4 SWIL-DP-23

In a volunteer observer's own ground/0.2 mi away/758 ft/87 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Chicago/Dupage, drawn

The nearest airport reporting now, 11.7 mi from Lisle, Illinois. From its report of Oct 16, 2026, 7:52 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 Chicago/Dupage, 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 DPAFIG. A THE SKY OVER CHICAGO/DUPAGESECTION, 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 MORE0510TITLEChicago/Dupage, the skySTATION REPORT · ASOS DPATYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-DPA-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

45.0 F with a dew point of 38.0 F, 76 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,600 ft up.

Chart of the air at Chicago/Dupage: temperature 45.0 degrees Fahrenheit and dew point 38.0, 76 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,600 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DPAFIG. B THE AIR AT CHICAGO/DUPAGETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 1,600 FT ABOVE THE STATION, AT 36.5 FTEMPERATURE 45.0 FDEW POINT 38.0 FSPREAD 7.0 FRELATIVE HUMIDITY 76 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 POINTTITLEChicago/Dupage, the airSTATION REPORT · ASOS DPATYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-DPA-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (10 degrees) at 8 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 37 mph.

Plan of the wind at Chicago/Dupage, north up: blowing from 10 degrees, the north, at 8 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DPAFIG. C THE WIND AT CHICAGO/DUPAGEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 10°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEChicago/Dupage, the windSTATION REPORT · ASOS DPATYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-DPA-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Lisle - Morton Arboretum (WHTI2), 1.9 miles from here, read 16 Oct, 07:00. measured daily

Elsewhere in Illinois

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

Near Lisle

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

Near Lisle

River and lake gauges