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Nassau, New York

Village in Rensselaer County, New York

Air quality

The air at Nassau

Index 21, good, led by fine particles. Read at 12 AM from its reporting area, Upper Hudson Valley Region (NY), 6 miles off.

21Good
  • Fine particles (PM2.5)21Good11.7 mi
  • Ozone20Good5 ppb13.7 mi

The days ahead

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

Smoke, the next 44 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Nassau

None in the last 24 hours; 0.03 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.03in

Visibility

How far you can see at Nassau, the next 44 hours

Mist or haze: visibility falls to 2 miles Fri 7 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Nassau, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.5 miles away.

measured now3 instruments

measured daily2 instruments

Nassau 2.5 SENY-RN-42

In a volunteer observer's own ground/2.5 mi away/532 ft/128 ft above here

precip, snowfall, snow depth

Rank-

AlcoveACVN6

At a cooperative observer's station/16.4 mi away/617 ft/213 ft above here

snowfall, snow depth, precip, high, low

Rank1,068of 1,432

Station report

The weather at Albany County Arpt, drawn

The nearest airport reporting now, 19.5 mi from Nassau, New York. From its report of Oct 15, 2026, 11:51 PM local time: 3 of its 6 sheets.

The sky

Broken at 11,000 ft, overcast at 15,000 ft; the ceiling is 11,000 ft; visibility 10 mi or more.

Section of the sky over Albany County Arpt, height above the station to scale: broken cloud with its base at 11,000 feet, overcast cloud with its base at 15,000 feet, the ceiling at 11,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ALBFIG. A THE SKY OVER ALBANY COUNTY ARPTSECTION, 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 STATION05,00010,00015,00020,00025,000ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTOVC 15,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 11,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 11,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEAlbany County Arpt, the skySTATION REPORT · ASOS ALBTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-ALB-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

47.0 F with a dew point of 42.0 F, 83 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,100 ft up; the lowest cloud reported is at 11,000 ft.

Chart of the air at Albany County Arpt: temperature 47.0 degrees Fahrenheit and dew point 42.0, 83 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,100 feet above the station, against the lowest cloud reported at 11,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ALBFIG. B THE AIR AT ALBANY COUNTY ARPTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00030 F40 F50 F60 FSATURATES 1,100 FT ABOVE THE STATION, AT 40.9 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, BKN 11,000 FTTEMPERATURE 47.0 FDEW POINT 42.0 FSPREAD 5.0 FRELATIVE HUMIDITY 83 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 POINTTITLEAlbany County Arpt, the airSTATION REPORT · ASOS ALBTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-ALB-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Albany County Arpt, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ALBFIG. C THE WIND AT ALBANY COUNTY ARPTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEAlbany County Arpt, the windSTATION REPORT · ASOS ALBTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-ALB-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Albany County Arpt, 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 Nassau

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

Near Nassau

River and lake gauges