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Dorchester, New Jersey

Community in Cumberland County, New Jersey

Air quality

The air at Dorchester

Index 21, good, led by ozone. Read at 1 AM from its reporting area, Southern Bay (NJ), 21 miles off.

21Good
  • Fine particles (PM2.5)4Good-
  • Ozone21Good24 ppb10.8 mi
  • Nitrogen dioxide1Good1 ppb10.8 mi

The days ahead

Good each day through Today, led by ozone. Yesterday measured 7, good.

Smoke, the next 43 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at Dorchester

None in the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Dorchester, the next 43 hours

Visibility stays 5 miles or more through Sat 8 PM, lowest 6 miles Sat 3 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Dorchester, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.0 miles away.

measured now3 instruments

measured daily2 instruments

Maurice River Twp 5.3 SNJ-CD-17

In a volunteer observer's own ground/4.0 mi away/12 ft/2 ft below here

precip, snowfall, snow depth

Rank-

Estell ManorESMN4

At a cooperative observer's station/15.8 mi away/13 ft/1 ft below here

snowfall, snow depth, precip, high, low

Rank63of 737

Station report

The weather at Millville Municipal, drawn

The nearest airport reporting now, 8.5 mi from Dorchester, New Jersey. From its report of Oct 16, 2026, 1:54 AM local time: 3 of its 6 sheets.

The sky

Overcast at 4,000 ft; the ceiling is 4,000 ft; visibility 10 mi or more.

Section of the sky over Millville Municipal, height above the station to scale: overcast cloud with its base at 4,000 feet, the ceiling at 4,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MIVFIG. A THE SKY OVER MILLVILLE MUNICIPALSECTION, 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 STATION01,0002,0003,0004,0005,0006,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 4,000 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 4,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEMillville Municipal, the skySTATION REPORT · ASOS MIVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-MIV-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

60.0 F with a dew point of 56.0 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 4,000 ft.

Chart of the air at Millville Municipal: temperature 60.0 degrees Fahrenheit and dew point 56.0, 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 4,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MIVFIG. B THE AIR AT MILLVILLE MUNICIPALTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00040 F50 F60 F70 FSATURATES 900 FT ABOVE THE STATION, AT 55.0 FLOWEST CLOUD REPORTED, OVC 4,000 FTTEMPERATURE 60.0 FDEW POINT 56.0 FSPREAD 4.0 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 POINTTITLEMillville Municipal, the airSTATION REPORT · ASOS MIVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-MIV-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Millville Municipal, 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 MIVFIG. C THE WIND AT MILLVILLE MUNICIPALPLAN, 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 FORCE73TITLEMillville Municipal, the windSTATION REPORT · ASOS MIVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-MIV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Millville Municipal, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Estell Manor (ESMN4), 15.8 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in New Jersey

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

Near Dorchester

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

Near Dorchester

River and lake gauges