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Mount Royal, New Jersey

Community in Gloucester County, New Jersey

Air quality

The air at Mount Royal

Index 19, good, led by ozone. Read at 3 PM from its reporting area, Riverline (NJ), 10 miles off.

19Good
  • Fine particles (PM2.5)18Good0.7 mi
  • Ozone19Good20 ppb0.7 mi
  • Coarse particles (PM10)-14.3 mi
  • Nitrogen dioxide1Good1 ppb9.1 mi
  • Sulfur dioxide0Good0.4 ppb7.9 mi
  • Carbon monoxide-0.1 ppm9.1 mi

The days ahead

Highest 55, moderate, Mon Oct 19, led by ozone. Yesterday measured 34, good.

Smoke, the next 41 hours

No smoke near the ground through Mon 8 AM.

SatSunMon

Precipitation

What has fallen at Mount Royal

0.37 in in the last 24 hours, 0.41 in over the last 3 days, to Sat 3 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.37in
Last 3 days
0.41in

Visibility

How far you can see at Mount Royal, the next 41 hours

Visibility stays 9 miles or more through Mon 8 AM, lowest 10 miles Mon 12 AM.

SatSunMon

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

What is measuring near here

The 5 instruments nearest Mount Royal, 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

Wenonah 2.3 WNJ-GL-36

In a volunteer observer's own ground/1.6 mi away/50 ft/9 ft above here

precip, snowfall, snow depth

Rank-

SomerdaleSMDN4

At a cooperative observer's station/9.2 mi away/72 ft/31 ft above here

snowfall, snow depth, precip, high, low

Rank534of 756

Station report

The weather at South Jersey Regional Airport, drawn

The nearest airport reporting now, 21.6 mi from Mount Royal, New Jersey. From its report of Oct 17, 2026, 3:54 PM 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 South Jersey Regional Airport, 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 VAYFIG. A THE SKY OVER SOUTH JERSEY REGIONAL AIRPORTSECTION, 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 MORE0510TITLESouth Jersey Regional Airport, the skySTATION REPORT · ASOS VAYTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-VAY-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

50.0 F with a dew point of 33.0 F, 52 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,900 ft up.

Chart of the air at South Jersey Regional Airport: temperature 50.0 degrees Fahrenheit and dew point 33.0, 52 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,900 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VAYFIG. B THE AIR AT SOUTH JERSEY REGIONAL 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 STATION01,0002,0003,0004,0005,00020 F30 F40 F50 F60 FSATURATES 3,900 FT ABOVE THE STATION, AT 29.4 FTEMPERATURE 50.0 FDEW POINT 33.0 FSPREAD 17.0 FRELATIVE HUMIDITY 52 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 POINTTITLESouth Jersey Regional Airport, the airSTATION REPORT · ASOS VAYTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-VAY-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (360 degrees) at 12 mph, gusting 20 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 30 mph.

Plan of the wind at South Jersey Regional Airport, north up: blowing from 360 degrees, the north, 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 VAYFIG. C THE WIND AT SOUTH JERSEY REGIONAL AIRPORTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 360°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 12 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 20 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESouth Jersey Regional Airport, the windSTATION REPORT · ASOS VAYTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-VAY-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of South Jersey Regional Airport, in 6 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 Mount Royal

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

Near Mount Royal

River and lake gauges