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Port Morris, New Jersey

Community in Morris County, New Jersey

Air quality

The air at Port Morris

Index 58, moderate, led by fine particles. Read at 8 PM from its reporting area, North Central (NJ), 10 miles off.

58Moderate
  • Fine particles (PM2.5)58Moderate8.5 mi
  • Ozone24Good27 ppb8.5 mi
  • Nitrogen dioxide0Good0 ppb8.5 mi
  • Sulfur dioxide0Good0 ppb8.5 mi

The days ahead

Highest 55, moderate, Mon Oct 19, led by ozone. Yesterday measured 28, good.

Smoke, the next 42 hours

No smoke near the ground through Sun 2 PM.

SatSun

Precipitation

What has fallen at Port Morris

0.24 in in the last 24 hours, and none in the 2 days before, to Fri 8 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.24in
Last 3 days
0.24in

Visibility

How far you can see at Port Morris, the next 42 hours

Visibility stays 10 miles or more through Sun 2 PM.

SatSun

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

What is measuring near here

The 5 instruments nearest Port Morris, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.7 miles away.

measured now3 instruments

measured daily2 instruments

Netcong 0.4 NENJ-MS-139

In a volunteer observer's own ground/0.7 mi away/934 ft/54 ft above here

precip, snowfall, snow depth

Rank13of 756

Rockaway 2NROCN4

At a cooperative observer's station/9.4 mi away/791 ft/89 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Andover/Aeroflex-Andover Airport, drawn

The nearest airport reporting now, 7.6 mi from Port Morris, New Jersey. From its report of Oct 16, 2026, 8:54 PM local time: 3 of its 5 sheets.

The air

61.0 F with a dew point of 59.0 F, 93 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 500 ft up.

Chart of the air at Andover/Aeroflex-Andover Airport: temperature 61.0 degrees Fahrenheit and dew point 59.0, 93 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 12NFIG. B THE AIR AT ANDOVER/AEROFLEX-ANDOVER AIRPORTTHE 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 FSATURATES 500 FT ABOVE THE STATION, AT 58.5 FTEMPERATURE AND DEW POINT 61.0 F, 59.0 FRELATIVE HUMIDITY 93 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 POINTTITLEAndover/Aeroflex-Andover Airport, the airSTATION REPORT · ASOS 12NTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-17IDSR-12N-1DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Andover/Aeroflex-Andover Airport, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 12NFIG. C THE WIND AT ANDOVER/AEROFLEX-ANDOVER AIRPORTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEAndover/Aeroflex-Andover Airport, the windSTATION REPORT · ASOS 12NTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-17IDSR-12N-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The column

At 584 ft above sea level, 2 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.30 inHg and the temperature at 56.9 F; the station's altimeter setting of 29.77 inHg means its barometer reads 29.15 inHg; it reports 61.0 F, 4.1 F warmer than standard.

Section from sea level of where Andover/Aeroflex-Andover Airport stands in the atmosphere, height to scale: the station 584 feet above sea level with 2 per cent of the air below it; the standard atmosphere's pressure there, 29.30 inches of mercury, and temperature, 56.9 degrees Fahrenheit; the altimeter setting of 29.77 and the station pressure it means, 29.15.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 12NFIG. D WHERE ANDOVER/AEROFLEX-ANDOVER AIRPORT STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHEREANDOVER/AEROFLEX-ANDOVER AIRPORT2 PER CENT OF THE AIR BELOW IT584 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE29.30 inHgSTANDARD TEMPERATURE HERE56.9 FALTIMETER SETTING, REPORTED29.77 inHgITS BAROMETER READS29.15 inHgTEMPERATURE, REPORTED61.0 FTITLEAndover/Aeroflex-Andover Airport, the columnSTATION REPORT · ASOS 12NTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-17IDSR-12N-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Andover/Aeroflex-Andover Airport, in 5 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in New Jersey

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

Near Port Morris

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

Near Port Morris

River and lake gauges