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Delaware, New Jersey

Community in Warren County, New Jersey

Air quality

The air at Delaware

Index 22, good, led by fine particles. Read at 11 PM from its reporting area, Delaware Water Gap (NJ), 9 miles off.

22Good
  • Fine particles (PM2.5)22Good19.3 mi
  • Ozone18Good19 ppb19.3 mi

The days ahead

Good each day through Fri Oct 16, led by fine particles. Yesterday measured 48, good.

Smoke, the next 46 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 Delaware

None in the last 3 days, to Thu 10 PM. 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 Delaware, the next 46 hours

Visibility stays 4 miles or more through Sat 8 PM, lowest 4 miles Fri 10 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Delaware, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.3 miles away.

measured now3 instruments

measured daily2 instruments

BridgeBELN4

At a cooperative observer's station/4.3 mi away/282 ft/22 ft below here

snowfall, snow depth, precip, high, low

Rank127of 737

Belvidere 4.9 ENENJ-WR-46

In a volunteer observer's own ground/4.7 mi away/451 ft/147 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Andover/Aeroflex-Andover Airport, drawn

The nearest airport reporting now, 18.9 mi from Delaware, New Jersey. From its report of Oct 15, 2026, 10:54 PM local time: 3 of its 5 sheets.

The air

56.0 F with a dew point of 48.0 F, 74 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,800 ft up.

Chart of the air at Andover/Aeroflex-Andover Airport: temperature 56.0 degrees Fahrenheit and dew point 48.0, 74 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,800 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 12NFIG. B THE AIR AT ANDOVER/AEROFLEX-ANDOVER 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 STATION01,0002,0003,00040 F50 F60 F70 FSATURATES 1,800 FT ABOVE THE STATION, AT 46.2 FTEMPERATURE 56.0 FDEW POINT 48.0 FSPREAD 8.0 FRELATIVE HUMIDITY 74 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 POINTTITLEAndover/Aeroflex-Andover Airport, the airSTATION REPORT · ASOS 12NTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-12N-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

At 3 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 20 mph.

Plan of the wind at Andover/Aeroflex-Andover Airport, north up: at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 12NFIG. C THE WIND AT ANDOVER/AEROFLEX-ANDOVER AIRPORTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONDIRECTION NOT REPORTEDBEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEAndover/Aeroflex-Andover Airport, the windSTATION REPORT · ASOS 12NTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-12N-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The column

At 584 ft above sea level, 2 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.30 inHg and the temperature at 56.9 F; the station's altimeter setting of 30.14 inHg means its barometer reads 29.51 inHg; it reports 56.0 F, 0.9 F colder than standard.

Section from sea level of where Andover/Aeroflex-Andover Airport stands in the atmosphere, height to scale: the station 584 feet above sea level with 2 per cent of the air below it; the standard atmosphere's pressure there, 29.30 inches of mercury, and temperature, 56.9 degrees Fahrenheit; the altimeter setting of 30.14 and the station pressure it means, 29.51.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 12NFIG. D WHERE ANDOVER/AEROFLEX-ANDOVER AIRPORT STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHEREANDOVER/AEROFLEX-ANDOVER AIRPORT2 PER CENT OF THE AIR BELOW IT584 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE29.30 inHgSTANDARD TEMPERATURE HERE56.9 FALTIMETER SETTING, REPORTED30.14 inHgITS BAROMETER READS29.51 inHgTEMPERATURE, REPORTED56.0 FTITLEAndover/Aeroflex-Andover Airport, the columnSTATION REPORT · ASOS 12NTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-12N-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Andover/Aeroflex-Andover Airport, in 5 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Bridge (BELN4), 4.3 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 Delaware

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

Near Delaware

River and lake gauges