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Plainfield, Illinois

Village in Will County, Illinois

Air quality

The air at Plainfield

Index 22, good, led by fine particles. Read at 10 PM from its reporting area, Joliet and Will County (IL), 17 miles off.

22Good
  • Fine particles (PM2.5)22Good8.9 mi
  • Ozone10Good6 ppb12.1 mi

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 50, good.

Smoke, the next 45 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Plainfield

0.51 in in the last 24 hours, 0.72 in over the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.51in
Last 3 days
0.72in

Visibility

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

Visibility stays 8 miles or more through Sat 7 PM, lowest 9 miles Fri 12 PM.

FriSat

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

What is measuring near here

The 7 instruments nearest Plainfield, 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

Romeoville WFOLOTI2

At a cooperative observer's station/7.5 mi away/659 ft/27 ft above here

snowfall, snow depth, precip, high, low

Rank27of 1,393

Station report

The weather at Romeoville/Chi, drawn

The nearest airport reporting now, 6.9 mi from Plainfield, Illinois. From its report of Oct 15, 2026, 10:30 PM local time: 3 of its 6 sheets.

The sky

Broken at 800 ft, overcast at 1,200 ft; the ceiling is 800 ft; visibility 10 mi or more.

Section of the sky over Romeoville/Chi, height above the station to scale: broken cloud with its base at 800 feet, overcast cloud with its base at 1,200 feet, the ceiling at 800 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LOTFIG. A THE SKY OVER ROMEOVILLE/CHISECTION, 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 1,200 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 800 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 800 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLERomeoville/Chi, the skySTATION REPORT · ASOS LOTTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-LOT-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

62.6 F with a dew point of 62.6 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 800 ft.

Chart of the air at Romeoville/Chi: temperature 62.6 degrees Fahrenheit and dew point 62.6, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LOTFIG. B THE AIR AT ROMEOVILLE/CHITHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, BKN 800 FTTEMPERATURE AND DEW POINT 62.6 F, 62.6 FRELATIVE HUMIDITY 100 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 POINTTITLERomeoville/Chi, the airSTATION REPORT · ASOS LOTTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-LOT-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west (280 degrees) at 13 mph, gusting 22 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 23 mph.

Plan of the wind at Romeoville/Chi, north up: blowing from 280 degrees, the west, at 13 miles an hour, gusting 22; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LOTFIG. C THE WIND AT ROMEOVILLE/CHIPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 280°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 13 MPH5FRESH BREEZE19GUST, 22 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLERomeoville/Chi, the windSTATION REPORT · ASOS LOTTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-LOT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Romeoville WFO (LOTI2), 7.5 miles from here, read 15 Oct, 18:54. measured daily

Elsewhere in Illinois

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

Near Plainfield

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

Near Plainfield

River and lake gauges