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Swan Lake, New York

Community in Sullivan County, New York

Air quality

The air at Swan Lake

Index 19, good, led by ozone. Read at 2 AM from its reporting area, Lower Hudson Valley Region (NY), 52 miles off.

19Good
  • Fine particles (PM2.5)0Good-
  • Ozone19Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 10, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 8 PM.

SatSun

Precipitation

What has fallen at Swan Lake

0.63 in in the last 24 hours, and none in the 2 days before, to Sat 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.63in
Last 3 days
0.63in

Visibility

How far you can see at Swan Lake, the next 43 hours

Visibility stays 10 miles or more through Sun 8 PM.

SatSun

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

What is measuring near here

The 5 instruments nearest Swan Lake, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now3 instruments

MonticelloMSV

At an airfield/3.7 mi away/1,404 ft/5 ft above here

temp, wind, gust, visibility, precip, pressure

Rank833of 1,447

measured daily2 instruments

Liberty 1 NeLBTN6

At a cooperative observer's station/3.9 mi away/1,598 ft/199 ft above here

snowfall, snow depth, precip, high, low

Rank-

Monticello 4.4 NWNY-SV-17

In a volunteer observer's own ground/4.3 mi away/1,141 ft/258 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Monticello, drawn

The nearest airport reporting now, 3.7 mi from Swan Lake, New York. From its report of Oct 17, 2026, 1:56 AM local time: 3 of its 6 sheets.

The sky

Broken at 2,400 ft, overcast at 3,200 ft; the ceiling is 2,400 ft; visibility 10 mi or more.

Section of the sky over Monticello, height above the station to scale: broken cloud with its base at 2,400 feet, overcast cloud with its base at 3,200 feet, the ceiling at 2,400 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MSVFIG. A THE SKY OVER MONTICELLOSECTION, 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 STATION01,0002,0003,0004,0005,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 3,200 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 2,400 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,400 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEMonticello, the skySTATION REPORT · ASOS MSVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-MSV-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

47.0 F with a dew point of 40.0 F, 76 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,600 ft up; the lowest cloud reported is at 2,400 ft.

Chart of the air at Monticello: temperature 47.0 degrees Fahrenheit and dew point 40.0, 76 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,600 feet above the station, against the lowest cloud reported at 2,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MSVFIG. B THE AIR AT MONTICELLOTHE 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 1,600 FT ABOVE THE STATION, AT 38.5 FLOWEST CLOUD REPORTED, BKN 2,400 FTTEMPERATURE 47.0 FDEW POINT 40.0 FSPREAD 7.0 FRELATIVE HUMIDITY 76 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 POINTTITLEMonticello, the airSTATION REPORT · ASOS MSVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-MSV-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (320 degrees) at 16 mph, gusting 22 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 26 mph.

Plan of the wind at Monticello, north up: blowing from 320 degrees, the northwest, at 16 miles an hour, gusting 22; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MSVFIG. C THE WIND AT MONTICELLOPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 320°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 16 MPH5FRESH BREEZE19GUST, 22 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMonticello, the windSTATION REPORT · ASOS MSVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-MSV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Monticello, 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 Swan Lake

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

Near Swan Lake

River and lake gauges