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Syosset, New York

Community in Nassau County, New York

Air quality

The air at Syosset

Index 24, good, led by ozone. Read at 3 AM from its reporting area, Long Island Region (NY), 7 miles off.

24Good
  • Fine particles (PM2.5)17Good-
  • Ozone24Good-

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 23, good.

Smoke, the next 41 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 Syosset

None in the last 24 hours; 0.01 in over the last 3 days, to Fri 2 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.01in

Visibility

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

Fog: visibility falls to 0.6 miles Fri 8 PM, under a mile for 1 hour.

FriSat

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

What is measuring near here

The 6 instruments nearest Syosset, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.7 miles away.

measured now4 instruments

SchodackNY003

Beside a road/5.3 mi away/328 ft/136 ft above here

temp, pavement temp, wind, visibility, precip

Rank1,057of 1,432

measured daily2 instruments

Woodbury 1.0 WNY-NS-47

In a volunteer observer's own ground/0.7 mi away/242 ft/50 ft above here

precip, snowfall, snow depth

Rank-

SyossetSYON6

At a cooperative observer's station/0.8 mi away/251 ft/59 ft above here

snowfall, snow depth, precip, high, low

Rank28of 1,432

Station report

The weather at Farmingdale/Republc, drawn

The nearest airport reporting now, 7.4 mi from Syosset, New York. From its report of Oct 16, 2026, 3:42 AM local time: 3 of its 6 sheets.

The sky

Scattered at 2,500 ft, scattered at 3,600 ft, overcast at 4,600 ft; the ceiling is 4,600 ft; visibility 10 mi or more.

Section of the sky over Farmingdale/Republc, height above the station to scale: scattered cloud with its base at 2,500 feet, scattered cloud with its base at 3,600 feet, overcast cloud with its base at 4,600 feet, the ceiling at 4,600 feet, 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 STATION01,0002,0003,0004,0005,0006,0007,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 4,600 FTOVERCAST, 8 EIGHTHS OF THE SKYSCT 3,600 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYSCT 2,500 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 4,600 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEFarmingdale/Republc, the skySTATION REPORT · ASOS FRGTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-FRG-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

61.0 F with a dew point of 54.0 F, 78 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,600 ft up; the lowest cloud reported is at 2,500 ft.

Chart of the air at Farmingdale/Republc: temperature 61.0 degrees Fahrenheit and dew point 54.0, 78 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,600 feet above the station, against the lowest cloud reported at 2,500 feet; 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 STATION01,0002,0003,0004,00040 F50 F60 F70 FSATURATES 1,600 FT ABOVE THE STATION, AT 52.4 FLOWEST CLOUD REPORTED, SCT 2,500 FTTEMPERATURE 61.0 FDEW POINT 54.0 FSPREAD 7.0 FRELATIVE HUMIDITY 78 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 6DATE2026-10-16IDSR-FRG-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (160 degrees) at 14 mph: force 4, a moderate breeze on the Beaufort scale.

Plan of the wind at Farmingdale/Republc, north up: blowing from 160 degrees, the south southeast, at 14 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 4, moderate 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 160°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 14 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFarmingdale/Republc, the windSTATION REPORT · ASOS FRGTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-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

-

Snow on the ground

Elsewhere in New York

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

Near Syosset

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

Near Syosset

River and lake gauges