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Niles, Illinois

Village in Cook County, Illinois

Air quality

The air at Niles

Index 23, good, led by ozone. Read at 11 PM from its reporting area, Chicago (IL), 15 miles off.

23Good
  • Fine particles (PM2.5)8Good3 mi
  • Ozone23Good18 ppb3 mi
  • Coarse particles (PM10)-7.7 mi

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 33, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 7 PM.

SatSun

Precipitation

What has fallen at Niles

0.02 in in the last 24 hours, 1.10 in over the last 3 days, to Fri 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.02in
Last 3 days
1.10in

Visibility

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

Visibility stays 10 miles or more through Sun 7 PM.

SatSun

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

What is measuring near here

The 6 instruments nearest Niles, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now4 instruments

PalwaukeePWK

At an airfield/7.5 mi away/666 ft/16 ft above here

temp, wind, gust, visibility, precip, pressure

Rank13of 1,419

measured daily2 instruments

Niles 0.8 NNWIL-CK-93

In a volunteer observer's own ground/0.3 mi away/659 ft/9 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Palwaukee, drawn

The nearest airport reporting now, 7.5 mi from Niles, Illinois. From its report of Oct 16, 2026, 10:52 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 Palwaukee, 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 PWKFIG. A THE SKY OVER PALWAUKEESECTION, 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 MORE0510TITLEPalwaukee, the skySTATION REPORT · ASOS PWKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-PWK-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

45.0 F with a dew point of 36.0 F, 71 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 Palwaukee: temperature 45.0 degrees Fahrenheit and dew point 36.0, 71 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 PWKFIG. B THE AIR AT PALWAUKEETHE 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 F60 FSATURATES 2,100 FT ABOVE THE STATION, AT 34.0 FTEMPERATURE 45.0 FDEW POINT 36.0 FSPREAD 9.0 FRELATIVE HUMIDITY 71 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 POINTTITLEPalwaukee, the airSTATION REPORT · ASOS PWKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-PWK-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (350 degrees) at 8 mph, gusting 21 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 36 mph.

Plan of the wind at Palwaukee, north up: blowing from 350 degrees, the north, at 8 miles an hour, gusting 21; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PWKFIG. C THE WIND AT PALWAUKEEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 350°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 21 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPalwaukee, the windSTATION REPORT · ASOS PWKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-PWK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Palwaukee, 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 Niles

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

Near Niles

River and lake gauges