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Plessis, New York

Community in Jefferson County, New York

Air quality

The air at Plessis

Index 21, good, led by ozone. Read at 11 PM from its reporting area, Eastern Lake Ontario Region (NY), 71 miles off.

21Good
  • Fine particles (PM2.5)19Good-
  • Ozone21Good17 ppb13.8 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 20, good.

Smoke, the next 45 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Plessis

None in the last 24 hours; 0.84 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.84in

Visibility

How far you can see at Plessis, the next 45 hours

Dense fog: visibility falls to 0.2 miles Fri 10 AM, under a mile for 2 hours.

FriSat

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

What is measuring near here

The 5 instruments nearest Plessis, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.1 miles away.

measured now3 instruments

measured daily2 instruments

Theresa 4NWTHEN6

At a cooperative observer's station/1.1 mi away/368 ft/23 ft below here

snowfall, snow depth, precip, high, low

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Station report

The weather at Fort Drum/Wheeler, drawn

The nearest airport reporting now, 16.5 mi from Plessis, New York. From its report of Oct 15, 2026, 11:55 PM local time: 3 of its 6 sheets.

The sky

A few clouds at 9,000 ft, broken at 13,000 ft, overcast at 15,000 ft; the ceiling is 13,000 ft; visibility 10 mi or more.

Section of the sky over Fort Drum/Wheeler, height above the station to scale: a few clouds cloud with its base at 9,000 feet, broken cloud with its base at 13,000 feet, overcast cloud with its base at 15,000 feet, the ceiling at 13,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GTBFIG. A THE SKY OVER FORT DRUM/WHEELERSECTION, 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 13,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYFEW 9,000 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 13,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEFort Drum/Wheeler, the skySTATION REPORT · ASOS GTBTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-GTB-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

52.3 F with a dew point of 37.0 F, 56 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,500 ft up; the lowest cloud reported is at 9,000 ft.

Chart of the air at Fort Drum/Wheeler: temperature 52.3 degrees Fahrenheit and dew point 37.0, 56 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,500 feet above the station, against the lowest cloud reported at 9,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GTBFIG. B THE AIR AT FORT DRUM/WHEELERTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00012,00020 F30 F40 F50 F60 FSATURATES 3,500 FT ABOVE THE STATION, AT 33.7 FLOWEST CLOUD REPORTED, FEW 9,000 FTTEMPERATURE 52.3 FDEW POINT 37.0 FSPREAD 15.3 FRELATIVE HUMIDITY 56 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 POINTTITLEFort Drum/Wheeler, the airSTATION REPORT · ASOS GTBTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-GTB-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (150 degrees) at 18 mph, gusting 25 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 25 mph.

Plan of the wind at Fort Drum/Wheeler, north up: blowing from 150 degrees, the south southeast, at 18 miles an hour, gusting 25; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GTBFIG. C THE WIND AT FORT DRUM/WHEELERPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 150°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 18 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 25 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFort Drum/Wheeler, the windSTATION REPORT · ASOS GTBTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-GTB-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Fort Drum/Wheeler, 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 Plessis

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

Near Plessis

River and lake gauges