Storm Station
Sign in

Heathcote, New Jersey

Community in Middlesex County, New Jersey

Air quality

The air at Heathcote

Index 26, good, led by ozone. Read at 3 PM from its reporting area, Central (NJ), 13 miles off.

26Good
  • Fine particles (PM2.5)12Good11.3 mi
  • Ozone26Good25 ppb9.4 mi
  • Nitrogen dioxide1Good1 ppb9.4 mi

The days ahead

Highest 55, moderate, Mon Oct 19, led by fine particles. Yesterday measured 27, good.

Smoke, the next 41 hours

No smoke near the ground through Mon 8 AM.

SatSunMon

Precipitation

What has fallen at Heathcote

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

Last 24 hours
0.30in
Last 3 days
0.37in

Visibility

How far you can see at Heathcote, the next 41 hours

Visibility stays 10 miles or more through Mon 8 AM.

SatSunMon

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

What is measuring near here

The 5 instruments nearest Heathcote, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.

measured now3 instruments

measured daily2 instruments

Station report

The weather at Trenton/Mercer Co., drawn

The nearest airport reporting now, 14.9 mi from Heathcote, New Jersey. From its report of Oct 17, 2026, 3:53 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 Trenton/Mercer 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 TTNFIG. A THE SKY OVER TRENTON/MERCER 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 MORE0510TITLETrenton/Mercer Co., the skySTATION REPORT · ASOS TTNTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-TTN-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

51.0 F with a dew point of 29.0 F, 42 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 5,000 ft up.

Chart of the air at Trenton/Mercer Co.: temperature 51.0 degrees Fahrenheit and dew point 29.0, 42 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 5,000 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TTNFIG. B THE AIR AT TRENTON/MERCER 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 STATION01,0002,0003,0004,0005,0006,0007,00010 F20 F30 F40 F50 F60 FSATURATES 5,000 FT ABOVE THE STATION, AT 24.4 FTEMPERATURE 51.0 FDEW POINT 29.0 FSPREAD 22.0 FRELATIVE HUMIDITY 42 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 POINTTITLETrenton/Mercer Co., the airSTATION REPORT · ASOS TTNTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-TTN-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (350 degrees) at 12 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 31 mph.

Plan of the wind at Trenton/Mercer Co., north up: blowing from 350 degrees, the north, at 12 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TTNFIG. C THE WIND AT TRENTON/MERCER CO.PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 350°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 12 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLETrenton/Mercer Co., the windSTATION REPORT · ASOS TTNTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-TTN-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-

Snow on the ground

Elsewhere in New Jersey

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

Near Heathcote

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

Near Heathcote

River and lake gauges