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Grant Park, Illinois

Village in Kankakee County, Illinois

Air quality

The air at Grant Park

Index 19, good, led by ozone. Read at 2 AM from its reporting area, Joliet and Will County (IL), 27 miles off.

19Good
  • Fine particles (PM2.5)7Good-
  • Ozone19Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 12, good.

Smoke, the next 42 hours

No smoke near the ground through Sun 7 PM.

SatSun

Precipitation

What has fallen at Grant Park

0.03 in in the last 24 hours, 0.21 in over the last 3 days, to Sat 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.03in
Last 3 days
0.21in

Visibility

How far you can see at Grant Park, the next 42 hours

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

SatSun

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

What is measuring near here

The 6 instruments nearest Grant Park, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.6 miles away.

measured now4 instruments

KankakeeIKK

At an airfield/15.7 mi away/630 ft/66 ft below here

temp, wind, gust, visibility, precip, pressure

Rank463of 1,419

measured daily2 instruments

Beecher 3.4 SSEIL-WL-23

In a volunteer observer's own ground/5.6 mi away/722 ft/26 ft above here

precip, snowfall, snow depth

Rank-

PeotonePEOI2

At a cooperative observer's station/9.8 mi away/715 ft/19 ft above here

snowfall, snow depth, precip, high, low

Rank41of 1,419

Station report

The weather at Kankakee, drawn

The nearest airport reporting now, 15.7 mi from Grant Park, Illinois. From its report of Oct 17, 2026, 2:15 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 Kankakee, 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 IKKFIG. A THE SKY OVER KANKAKEESECTION, 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 MORE0510TITLEKankakee, the skySTATION REPORT · ASOS IKKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-IKK-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

42.8 F with a dew point of 34.5 F, 72 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,900 ft up.

Chart of the air at Kankakee: temperature 42.8 degrees Fahrenheit and dew point 34.5, 72 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,900 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT IKKFIG. B THE AIR AT KANKAKEETHE 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 1,900 FT ABOVE THE STATION, AT 32.7 FTEMPERATURE 42.8 FDEW POINT 34.5 FSPREAD 8.3 FRELATIVE HUMIDITY 72 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 POINTTITLEKankakee, the airSTATION REPORT · ASOS IKKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-IKK-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (350 degrees) at 10 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Kankakee, north up: blowing from 350 degrees, the north, at 10 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 IKKFIG. C THE WIND AT KANKAKEEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 350°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEKankakee, the windSTATION REPORT · ASOS IKKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-IKK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Peotone (PEOI2), 9.8 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 Grant Park

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

Near Grant Park

River and lake gauges