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Washington Crossing, New Jersey

Community in Mercer County, New Jersey

Air quality

The air at Washington Crossing

Index 32, good, led by fine particles. Read at 11 AM from its reporting area, Philadelphia (PA), 29 miles off.

32Good
  • Fine particles (PM2.5)32Good15.1 mi
  • Ozone19Good11 ppb6.3 mi
  • Coarse particles (PM10)11Good24.3 mi
  • Nitrogen dioxide17Good18.9 ppb18.2 mi
  • Carbon monoxide-0.4 ppm18.2 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 29, good.

Smoke, the next 46 hours

No smoke near the ground through Sun 8 AM.

FriSatSun

Precipitation

What has fallen at Washington Crossing

0.01 in in the last 24 hours, 0.04 in over the last 3 days, to Fri 10 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.01in
Last 3 days
0.04in

Visibility

How far you can see at Washington Crossing, the next 46 hours

Visibility stays 7 miles or more through Sun 8 AM, lowest 7 miles Fri 11 AM.

FriSatSun

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

What is measuring near here

The 5 instruments nearest Washington Crossing, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now3 instruments

measured daily2 instruments

Hopewell Twp 4.6 SWNJ-MC-25

In a volunteer observer's own ground/0.2 mi away/122 ft/27 ft below here

precip, snowfall, snow depth

Rank-

Ewing 3WNWTSCN4

At a cooperative observer's station/1.3 mi away/177 ft/28 ft above here

snowfall, snow depth, precip, high, low

Rank253of 737

Station report

The weather at Trenton/Mercer Co., drawn

The nearest airport reporting now, 2.7 mi from Washington Crossing, New Jersey. From its report of Oct 16, 2026, 10:53 AM local time: 3 of its 6 sheets.

The sky

Overcast at 200 ft; the ceiling is 200 ft; visibility 3 mi.

Section of the sky over Trenton/Mercer Co., height above the station to scale: overcast cloud with its base at 200 feet, the ceiling at 200 feet, and visibility of 3 mi.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 SHEETOVC 200 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 200 FTVISIBILITY, MILES: 3 MI0510TITLETrenton/Mercer Co., the skySTATION REPORT · ASOS TTNTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-TTN-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

63.0 F with a dew point of 63.0 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 200 ft.

Chart of the air at Trenton/Mercer Co.: temperature 63.0 degrees Fahrenheit and dew point 63.0, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 200 feet; 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 STATION01,0002,0003,00050 F60 F70 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 200 FTTEMPERATURE AND DEW POINT 63.0 F, 63.0 FRELATIVE HUMIDITY 100 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 6DATE2026-10-16IDSR-TTN-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southwest (220 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Trenton/Mercer Co., north up: blowing from 220 degrees, the southwest, 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 TTNFIG. C THE WIND AT TRENTON/MERCER CO.PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 220°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLETrenton/Mercer Co., the windSTATION REPORT · ASOS TTNTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-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

0in

Snow on the ground

Measured at Ewing 3WNW (TSCN4), 1.3 miles from here, read 15 Oct, 23:59. measured daily

Elsewhere in New Jersey

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

Near Washington Crossing

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

Near Washington Crossing

River and lake gauges