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Bartlett, Illinois

Village in DuPage County, Illinois

Air quality

The air at Bartlett

Index 19, good, led by ozone. Read at 9 AM from its reporting area, North and West Suburbs (Chicago) (IL), 15 miles off.

19Good
  • Fine particles (PM2.5)14Good-
  • Ozone19Good-
  • Coarse particles (PM10)3Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 25, good.

Smoke, the next 46 hours

No smoke near the ground through Mon 7 AM.

SatSunMon

Precipitation

What has fallen at Bartlett

0.06 in in the last 24 hours, 0.64 in over the last 3 days, to Sat 9 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.06in
Last 3 days
0.64in

Visibility

How far you can see at Bartlett, the next 46 hours

Visibility stays 9 miles or more through Mon 7 AM, lowest 10 miles Sun 6 AM.

SatSunMon

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

What is measuring near here

The 7 instruments nearest Bartlett, 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 now5 instruments

measured daily2 instruments

Bartlett 1.1 SEIL-DP-100

In a volunteer observer's own ground/0.8 mi away/786 ft/11 ft below here

precip, snowfall, snow depth

Rank-

Elgin (Hydro)EGNI2

At a cooperative observer's station/5.8 mi away/768 ft/29 ft below here

snowfall, snow depth, precip, high, low

Rank801of 1,419

Station report

The weather at Chicago - Schaumburg, drawn

The nearest airport reporting now, 4.8 mi from Bartlett, Illinois. From its report of Oct 17, 2026, 9:55 AM 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 - Schaumburg, 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 06CFIG. A THE SKY OVER CHICAGO - SCHAUMBURGSECTION, 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 - Schaumburg, the skySTATION REPORT · ASOS 06CTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-06C-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

48.2 F with a dew point of 32.5 F, 54 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,600 ft up.

Chart of the air at Chicago - Schaumburg: temperature 48.2 degrees Fahrenheit and dew point 32.5, 54 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,600 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 06CFIG. B THE AIR AT CHICAGO - SCHAUMBURGTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00020 F30 F40 F50 F60 FSATURATES 3,600 FT ABOVE THE STATION, AT 29.2 FTEMPERATURE 48.2 FDEW POINT 32.5 FSPREAD 15.7 FRELATIVE HUMIDITY 54 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 - Schaumburg, the airSTATION REPORT · ASOS 06CTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-06C-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (330 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Chicago - Schaumburg, north up: blowing from 330 degrees, the north northwest, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 06CFIG. C THE WIND AT CHICAGO - SCHAUMBURGPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 330°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEChicago - Schaumburg, the windSTATION REPORT · ASOS 06CTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-06C-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Elgin (Hydro) (EGNI2), 5.8 miles from here, read 17 Oct, 08:00. measured daily

Elsewhere in Illinois

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

Near Bartlett

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

Near Bartlett

River and lake gauges