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Altmar, New York

Community in Oswego County, New York

Air quality

The air at Altmar

Index 25, good, led by fine particles. Read at 2 PM from its reporting area, Eastern Lake Ontario Region (NY), 42 miles off.

25Good
  • Fine particles (PM2.5)25Good-
  • Ozone18Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 28, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 8 AM.

FriSatSun

Precipitation

What has fallen at Altmar

0.83 in in the last 24 hours, 1.15 in over the last 3 days, to Fri 1 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.83in
Last 3 days
1.15in

Visibility

How far you can see at Altmar, the next 43 hours

Visibility stays 7 miles or more through Sun 8 AM, lowest 8 miles Fri 3 PM.

FriSatSun

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

What is measuring near here

The 5 instruments nearest Altmar, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.4 miles away.

measured now3 instruments

measured daily2 instruments

Altmar 1.7 SENY-OS-47

In a volunteer observer's own ground/1.4 mi away/651 ft/82 ft above here

precip, snowfall, snow depth

Rank-

AltmarBENN6

At a cooperative observer's station/3.2 mi away/804 ft/235 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Oswego County, drawn

The nearest airport reporting now, 21.9 mi from Altmar, New York. From its report of Oct 16, 2026, 2:07 PM local time: 3 of its 6 sheets.

The sky

Scattered at 800 ft, broken at 1,500 ft, overcast at 2,300 ft; the ceiling is 1,500 ft; visibility 10 mi or more.

Section of the sky over Oswego County, height above the station to scale: scattered cloud with its base at 800 feet, broken cloud with its base at 1,500 feet, overcast cloud with its base at 2,300 feet, the ceiling at 1,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FZYFIG. A THE SKY OVER OSWEGO COUNTYSECTION, 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 2,300 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,500 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 800 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 1,500 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEOswego County, the skySTATION REPORT · ASOS FZYTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-FZY-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 57.0 F, 87 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 900 ft up; the lowest cloud reported is at 800 ft.

Chart of the air at Oswego County: temperature 61.0 degrees Fahrenheit and dew point 57.0, 87 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 900 feet above the station, against the lowest cloud reported at 800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FZYFIG. B THE AIR AT OSWEGO COUNTYTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 FSATURATES 900 FT ABOVE THE STATION, AT 56.0 FLOWEST CLOUD REPORTED, SCT 800 FTTEMPERATURE 61.0 FDEW POINT 57.0 FSPREAD 4.0 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 POINTTITLEOswego County, the airSTATION REPORT · ASOS FZYTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-FZY-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (300 degrees) at 17 mph, gusting 28 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 31 mph.

Plan of the wind at Oswego County, north up: blowing from 300 degrees, the west northwest, at 17 miles an hour, gusting 28; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FZYFIG. C THE WIND AT OSWEGO COUNTYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 300°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 17 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 28 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEOswego County, the windSTATION REPORT · ASOS FZYTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-FZY-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Oswego County, 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 Altmar

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

Near Altmar

River and lake gauges