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Union, New Jersey

Community in Union County, New Jersey

Air quality

The air at Union

Index 23, good, led by nitrogen dioxide. Read at 1 AM from its reporting area, Northeast Urban (NJ), 4 miles off.

23Good
  • Fine particles (PM2.5)22Good5.2 mi
  • Ozone19Good18 ppb7.8 mi
  • Nitrogen dioxide23Good24 ppb5.2 mi
  • Sulfur dioxide0Good0 ppb5.2 mi
  • Carbon monoxide-0.2 ppm5.2 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 18, good.

Smoke, the next 43 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Union

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 Union, the next 43 hours

Visibility stays 3 miles or more through Sat 8 PM, lowest 4 miles Fri 8 PM.

FriSat

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

What is measuring near here

The 5 instruments nearest Union, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.0 miles away.

measured now3 instruments

Newark IntlEWR

At an airfield/5.4 mi away/7 ft/115 ft below here

temp, wind, gust, visibility, precip, pressure

Rank3of 737

measured daily2 instruments

Canoe BrookCHMN4

At a cooperative observer's station/5.4 mi away/188 ft/66 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Newark Intl, drawn

The nearest airport reporting now, 5.4 mi from Union, New Jersey. From its report of Oct 16, 2026, 1:51 AM local time: 3 of its 6 sheets.

The sky

Scattered at 2,700 ft, broken at 4,500 ft, overcast at 9,000 ft; the ceiling is 4,500 ft; visibility 10 mi or more.

Section of the sky over Newark Intl, height above the station to scale: scattered cloud with its base at 2,700 feet, broken cloud with its base at 4,500 feet, overcast cloud with its base at 9,000 feet, the ceiling at 4,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EWRFIG. A THE SKY OVER NEWARK INTLSECTION, 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 STATION02,5005,0007,50010,00012,50015,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FTOVC 9,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 4,500 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 2,700 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 4,500 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLENewark Intl, the skySTATION REPORT · ASOS EWRTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-EWR-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018, FB-SKY-013, FB-SKY-014

The air

61.0 F with a dew point of 52.0 F, 72 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,100 ft up; the lowest cloud reported is at 2,700 ft.

Chart of the air at Newark Intl: temperature 61.0 degrees Fahrenheit and dew point 52.0, 72 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,100 feet above the station, against the lowest cloud reported at 2,700 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EWRFIG. B THE AIR AT NEWARK INTLTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00040 F50 F60 F70 FSATURATES 2,100 FT ABOVE THE STATION, AT 50.0 FLOWEST CLOUD REPORTED, SCT 2,700 FTTEMPERATURE 61.0 FDEW POINT 52.0 FSPREAD 9.0 FRELATIVE HUMIDITY 72 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 POINTTITLENewark Intl, the airSTATION REPORT · ASOS EWRTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-EWR-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (150 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Newark Intl, north up: blowing from 150 degrees, the south southeast, at 6 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EWRFIG. C THE WIND AT NEWARK INTLPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 150°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLENewark Intl, the windSTATION REPORT · ASOS EWRTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-EWR-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Newark Intl, 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 Union

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

Near Union

River and lake gauges