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South Farmingdale, New York

Community in Nassau County, New York

Air quality

The air at South Farmingdale

Index 33, good, led by ozone. Read at 3 PM from its reporting area, Long Island Region (NY), 10 miles off.

33Good
  • Fine particles (PM2.5)12Good19.3 mi
  • Ozone33Good33 ppb2.5 mi

The days ahead

Good each day through Tue Oct 20, led by fine particles. Yesterday measured 32, good.

Smoke, the next 41 hours

No smoke near the ground through Wed 8 AM.

MonTueWed

Precipitation

What has fallen at South Farmingdale

None in the last 24 hours; 0.15 in over the last 3 days, to Mon 3 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.15in

Visibility

How far you can see at South Farmingdale, the next 41 hours

Visibility stays 9 miles or more through Wed 8 AM, lowest 9 miles Tue 2 AM.

MonTueWed

On the radar over South Farmingdale, New YorkReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest South Farmingdale, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.6 miles away.

measured now4 instruments

SchodackNY003

Beside a road/8.9 mi away/328 ft/272 ft above here

temp, pavement temp, wind, visibility, precip

Rank1,070of 1,444

measured daily2 instruments

Farmingdale 0.9 SSWNY-NS-12

In a volunteer observer's own ground/0.6 mi away/62 ft/6 ft above here

precip, snowfall, snow depth

Rank-

SyossetSYON6

At a cooperative observer's station/7.5 mi away/251 ft/195 ft above here

snowfall, snow depth, precip, high, low

Rank21of 1,444

Station report

The weather at Farmingdale/Republc, drawn

The nearest airport reporting now, 1.9 mi from South Farmingdale, New York. From its report of Oct 19, 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 Farmingdale/Republc, 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 FRGFIG. A THE SKY OVER FARMINGDALE/REPUBLCSECTION, 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 MORE0510TITLEFarmingdale/Republc, the skySTATION REPORT · ASOS FRGTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-19IDSR-FRG-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

62.0 F with a dew point of 37.0 F, 39 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 5,700 ft up.

Chart of the air at Farmingdale/Republc: temperature 62.0 degrees Fahrenheit and dew point 37.0, 39 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 5,700 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FRGFIG. B THE AIR AT FARMINGDALE/REPUBLCTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,0008,00020 F30 F40 F50 F60 F70 FSATURATES 5,700 FT ABOVE THE STATION, AT 31.7 FTEMPERATURE 62.0 FDEW POINT 37.0 FSPREAD 25.0 FRELATIVE HUMIDITY 39 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 POINTTITLEFarmingdale/Republc, the airSTATION REPORT · ASOS FRGTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-19IDSR-FRG-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northeast (40 degrees) at 9 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 23 mph.

Plan of the wind at Farmingdale/Republc, north up: blowing from 40 degrees, the northeast, at 9 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 FRGFIG. C THE WIND AT FARMINGDALE/REPUBLCPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 40°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFarmingdale/Republc, the windSTATION REPORT · ASOS FRGTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-19IDSR-FRG-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Farmingdale/Republc, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in New York

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

Near South Farmingdale

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

Near South Farmingdale

River and lake gauges