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Potsdam, New York

Village in St. Lawrence County, New York

Air quality

The air at Potsdam

Index 23, good, led by ozone. Read at 5 PM from its reporting area, Adirondacks Region (NY), 45 miles off.

23Good
  • Fine particles (PM2.5)7Good-
  • Ozone23Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 27, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 2 PM.

FriSatSun

Precipitation

What has fallen at Potsdam

0.57 in in the last 24 hours, 0.83 in over the last 3 days, to Fri 5 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.57in
Last 3 days
0.83in

Visibility

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

Visibility stays 9 miles or more through Sun 2 PM, lowest 9 miles Sat 8 AM.

FriSatSun

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

What is measuring near here

The 5 instruments nearest Potsdam, 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

PotsdamPTD

At an airfield/1.9 mi away/461 ft/43 ft above here

temp, wind, gust, visibility, precip, pressure

Rank1,291of 1,432

measured daily2 instruments

Potsdam 1.1 SSWNY-SL-23

In a volunteer observer's own ground/1.1 mi away/441 ft/23 ft above here

precip, snowfall, snow depth

Rank-

Colton 2 NCLTN6

At a cooperative observer's station/5.9 mi away/554 ft/136 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Potsdam, drawn

The nearest airport reporting now, 1.9 mi from Potsdam, New York. From its report of Oct 16, 2026, 5:55 PM local time: 3 of its 6 sheets.

The sky

Broken at 1,600 ft, overcast at 2,200 ft; the ceiling is 1,600 ft; visibility 10 mi or more.

Section of the sky over Potsdam, height above the station to scale: broken cloud with its base at 1,600 feet, overcast cloud with its base at 2,200 feet, the ceiling at 1,600 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PTDFIG. A THE SKY OVER POTSDAMSECTION, 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 STATION05001,0001,5002,0002,5003,0003,500ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,200 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,600 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 1,600 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPotsdam, the skySTATION REPORT · ASOS PTDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PTD-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

46.4 F with a dew point of 42.8 F, 87 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up; the lowest cloud reported is at 1,600 ft.

Chart of the air at Potsdam: temperature 46.4 degrees Fahrenheit and dew point 42.8, 87 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 feet above the station, against the lowest cloud reported at 1,600 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PTDFIG. B THE AIR AT POTSDAMTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 800 FT ABOVE THE STATION, AT 42.0 FLOWEST CLOUD REPORTED, BKN 1,600 FTTEMPERATURE 46.4 FDEW POINT 42.8 FSPREAD 3.6 FRELATIVE HUMIDITY 87 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 POINTTITLEPotsdam, the airSTATION REPORT · ASOS PTDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PTD-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 9 mph, gusting 17 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 28 mph.

Plan of the wind at Potsdam, north up: blowing from 290 degrees, the west northwest, at 9 miles an hour, gusting 17; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PTDFIG. C THE WIND AT POTSDAMPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE13GUST, 17 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPotsdam, the windSTATION REPORT · ASOS PTDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PTD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Potsdam, 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 Potsdam

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

Near Potsdam

River and lake gauges