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Preston Heights, Illinois

Community in Will County, Illinois

Air quality

The air at Preston Heights

Index 13, good, led by fine particles. Read at 12 AM from its reporting area, Joliet and Will County (IL), 7 miles off.

13Good
  • Fine particles (PM2.5)13Good3.2 mi
  • Ozone9Good10 ppb13.1 mi

The days ahead

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

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Preston Heights

0.55 in in the last 24 hours, 0.64 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.55in
Last 3 days
0.64in

Visibility

How far you can see at Preston Heights, the next 43 hours

Visibility stays 9 miles or more through Sat 7 PM, lowest 9 miles Fri 1 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Preston Heights, 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

JolietJOLI2

At a river or reservoir gauge/1.6 mi away/531 ft/99 ft below here

temp, wind, gust, humidity, pressure

Rank871of 1,393

JolietJOT

At an airfield/5.3 mi away/581 ft/49 ft below here

temp, wind, gust, visibility, precip, pressure

Rank456of 1,393

measured daily2 instruments

Joliet Brandon Rd DamJOLI2

At a dam/1.3 mi away/541 ft/89 ft below here

snowfall, snow depth, precip, high, low

Rank-

Joliet 1.0 SEIL-WL-107

In a volunteer observer's own ground/2.3 mi away/645 ft/15 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Joliet, drawn

The nearest airport reporting now, 5.3 mi from Preston Heights, Illinois. From its report of Oct 16, 2026, 12:35 AM local time: 3 of its 6 sheets.

The sky

Scattered at 1,400 ft, overcast at 2,000 ft; the ceiling is 2,000 ft; visibility 10 mi or more.

Section of the sky over Joliet, height above the station to scale: scattered cloud with its base at 1,400 feet, overcast cloud with its base at 2,000 feet, the ceiling at 2,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT JOTFIG. A THE SKY OVER JOLIETSECTION, 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 2,000 FTOVERCAST, 8 EIGHTHS OF THE SKYSCT 1,400 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 2,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEJoliet, the skySTATION REPORT · ASOS JOTTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-JOT-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

59.0 F with a dew point of 55.2 F, 87 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 900 ft up; the lowest cloud reported is at 1,400 ft.

Chart of the air at Joliet: temperature 59.0 degrees Fahrenheit and dew point 55.2, 87 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 900 feet above the station, against the lowest cloud reported at 1,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT JOTFIG. B THE AIR AT JOLIETTHE 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 900 FT ABOVE THE STATION, AT 54.3 FLOWEST CLOUD REPORTED, SCT 1,400 FTTEMPERATURE 59.0 FDEW POINT 55.2 FSPREAD 3.8 FRELATIVE HUMIDITY 87 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 POINTTITLEJoliet, the airSTATION REPORT · ASOS JOTTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-JOT-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 12 mph, gusting 20 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 22 mph.

Plan of the wind at Joliet, north up: blowing from 290 degrees, the west northwest, at 12 miles an hour, gusting 20; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT JOTFIG. C THE WIND AT JOLIETPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 12 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 20 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEJoliet, the windSTATION REPORT · ASOS JOTTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-JOT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Joliet, 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 Preston Heights

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

Near Preston Heights

River and lake gauges