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Pine Brook, New Jersey

Community in Morris County, New Jersey

Air quality

The air at Pine Brook

Index 19, good, led by ozone. Read at 6 AM from its reporting area, Northeast Urban (NJ), 15 miles off.

19Good
  • Fine particles (PM2.5)17Good17.4 mi
  • Ozone19Good25 ppb13.9 mi
  • Nitrogen dioxide3Good3 ppb17.4 mi
  • Sulfur dioxide0Good0 ppb17.4 mi
  • Carbon monoxide-0.3 ppm17.6 mi

The days ahead

Highest 55, moderate, Mon Oct 19, led by fine particles. Yesterday measured 39, good.

Smoke, the next 44 hours

No smoke near the ground through Mon 2 AM.

SatSun

Precipitation

What has fallen at Pine Brook

0.31 in in the last 24 hours, 0.32 in over the last 3 days, to Sat 6 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.31in
Last 3 days
0.32in

Visibility

How far you can see at Pine Brook, the next 44 hours

Visibility stays 10 miles or more through Mon 2 AM.

SatSun

On the radar over Pine Brook, New JerseyReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Pine Brook, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.6 miles away.

measured now3 instruments

measured daily2 instruments

Boonton 1SEBOON4

At a cooperative observer's station/3.1 mi away/292 ft/63 ft above here

snowfall, snow depth, precip, high, low

Rank62of 756

Station report

The weather at Caldwell/Essex Co., drawn

The nearest airport reporting now, 3.3 mi from Pine Brook, New Jersey. From its report of Oct 17, 2026, 6:53 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 Caldwell/Essex Co., 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 CDWFIG. A THE SKY OVER CALDWELL/ESSEX CO.SECTION, 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 MORE0510TITLECaldwell/Essex Co., the skySTATION REPORT · ASOS CDWTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-CDW-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

50.0 F with a dew point of 34.0 F, 54 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,600 ft up.

Chart of the air at Caldwell/Essex Co.: temperature 50.0 degrees Fahrenheit and dew point 34.0, 54 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,600 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CDWFIG. B THE AIR AT CALDWELL/ESSEX CO.THE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00020 F30 F40 F50 F60 FSATURATES 3,600 FT ABOVE THE STATION, AT 30.6 FTEMPERATURE 50.0 FDEW POINT 34.0 FSPREAD 16.0 FRELATIVE HUMIDITY 54 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 POINTTITLECaldwell/Essex Co., the airSTATION REPORT · ASOS CDWTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-CDW-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (10 degrees) at 9 mph, gusting 18 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 25 mph.

Plan of the wind at Caldwell/Essex Co., north up: blowing from 10 degrees, the north, at 9 miles an hour, gusting 18; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CDWFIG. C THE WIND AT CALDWELL/ESSEX CO.PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 10°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE13GUST, 18 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECaldwell/Essex Co., the windSTATION REPORT · ASOS CDWTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-CDW-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Caldwell/Essex Co., in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Boonton 1SE (BOON4), 3.1 miles from here, read 17 Oct, 07:00. measured daily

Elsewhere in New Jersey

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

Near Pine Brook

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

Near Pine Brook

River and lake gauges