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Carol Stream, Illinois

Village in DuPage County, Illinois

Air quality

The air at Carol Stream

Index 12, good, led by fine particles. Read at 11 PM from its reporting area, Aurora and Elgin (IL), 17 miles off.

12Good
  • Fine particles (PM2.5)12Good10.3 mi
  • Ozone9Good7 ppb8.2 mi
  • Coarse particles (PM10)-23.2 mi

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 28, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Carol Stream

0.89 in in the last 24 hours, 1.40 in over the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.89in
Last 3 days
1.40in

Visibility

How far you can see at Carol Stream, the next 44 hours

Visibility stays 9 miles or more through Sat 7 PM, lowest 9 miles Fri 12 AM.

FriSat

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

What is measuring near here

The 7 instruments nearest Carol Stream, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.4 miles away.

measured now5 instruments

measured daily2 instruments

Carol Stream 0.4 NEIL-DP-36

In a volunteer observer's own ground/0.7 mi away/755 ft/3 ft below here

precip, snowfall, snow depth

Rank-

Glen Ellyn 4SGLEI2

At a cooperative observer's station/7.8 mi away/679 ft/79 ft below here

snowfall, snow depth, precip, high, low

Rank936of 1,393

Station report

The weather at Chicago - Schaumburg, drawn

The nearest airport reporting now, 5.1 mi from Carol Stream, Illinois. From its report of Oct 15, 2026, 11:35 PM local time: 3 of its 6 sheets.

The sky

Overcast at 1,400 ft; the ceiling is 1,400 ft; visibility 10 mi or more.

Section of the sky over Chicago - Schaumburg, height above the station to scale: overcast cloud with its base at 1,400 feet, the ceiling at 1,400 feet, 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 SHEETOVC 1,400 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,400 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEChicago - Schaumburg, the skySTATION REPORT · ASOS 06CTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-06C-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

57.4 F with a dew point of 55.2 F, 92 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 500 ft up; the lowest cloud reported is at 1,400 ft.

Chart of the air at Chicago - Schaumburg: temperature 57.4 degrees Fahrenheit and dew point 55.2, 92 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 500 feet above the station, against the lowest cloud reported at 1,400 feet; 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 STATION01,0002,0003,00040 F50 F60 F70 FSATURATES 500 FT ABOVE THE STATION, AT 54.7 FLOWEST CLOUD REPORTED, OVC 1,400 FTTEMPERATURE AND DEW POINT 57.4 F, 55.2 FRELATIVE HUMIDITY 92 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 6DATE2026-10-16IDSR-06C-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 18 mph, gusting 26 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 26 mph.

Plan of the wind at Chicago - Schaumburg, north up: blowing from 290 degrees, the west northwest, at 18 miles an hour, gusting 26; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, 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 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 18 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 26 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEChicago - Schaumburg, the windSTATION REPORT · ASOS 06CTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-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

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Snow on the ground

Elsewhere in Illinois

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

Near Carol Stream

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

Near Carol Stream

River and lake gauges