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Thiells, New York

Community in Rockland County, New York

Air quality

The air at Thiells

Index 24, good, led by ozone. Read at 1 AM from its reporting area, New York City Region (NY), 27 miles off.

24Good
  • Fine particles (PM2.5)16Good2.1 mi
  • Ozone24Good16 ppb2.1 mi
  • Nitrogen dioxide4Good4 ppb24.7 mi
  • Carbon monoxide-0.1 ppm24.7 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 16, good.

Smoke, the next 43 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 Thiells

None in the last 3 days, to Fri 1 AM. 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 Thiells, the next 43 hours

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

FriSat

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

What is measuring near here

The 6 instruments nearest Thiells, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.

measured now4 instruments

SchodackNY003

Beside a road/36.5 mi away/328 ft/17 ft above here

temp, pavement temp, wind, visibility, precip

Rank1,057of 1,432

measured daily2 instruments

Pomona 1.2 ENY-RL-9

In a volunteer observer's own ground/1.3 mi away/499 ft/188 ft above here

precip, snowfall, snow depth

Rank-

Shrub OakOAKN6

At a cooperative observer's station/12.7 mi away/428 ft/117 ft above here

snowfall, snow depth, precip, high, low

Rank22of 1,432

Station report

The weather at White Plains, drawn

The nearest airport reporting now, 18.6 mi from Thiells, New York. From its report of Oct 16, 2026, 12:56 AM local time: 3 of its 6 sheets.

The sky

Scattered at 8,000 ft, overcast at 11,000 ft; the ceiling is 11,000 ft; visibility 10 mi or more.

Section of the sky over White Plains, height above the station to scale: scattered cloud with its base at 8,000 feet, overcast cloud with its base at 11,000 feet, the ceiling at 11,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HPNFIG. A THE SKY OVER WHITE PLAINSSECTION, 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 STATION02,5005,0007,50010,00012,50015,00017,500ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTOVC 11,000 FTOVERCAST, 8 EIGHTHS OF THE SKYSCT 8,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 11,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEWhite Plains, the skySTATION REPORT · ASOS HPNTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-HPN-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

54.0 F with a dew point of 49.0 F, 83 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up; the lowest cloud reported is at 8,000 ft.

Chart of the air at White Plains: temperature 54.0 degrees Fahrenheit and dew point 49.0, 83 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station, against the lowest cloud reported at 8,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HPNFIG. B THE AIR AT WHITE PLAINSTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00040 F50 F60 FSATURATES 1,200 FT ABOVE THE STATION, AT 47.8 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, SCT 8,000 FTTEMPERATURE 54.0 FDEW POINT 49.0 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 POINTTITLEWhite Plains, the airSTATION REPORT · ASOS HPNTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-HPN-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southeast (140 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at White Plains, north up: blowing from 140 degrees, the southeast, 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 HPNFIG. C THE WIND AT WHITE PLAINSPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 140°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWhite Plains, the windSTATION REPORT · ASOS HPNTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-HPN-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of White Plains, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Shrub Oak (OAKN6), 12.7 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in New York

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

Near Thiells

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

Near Thiells

River and lake gauges