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Williamson, New York

Community in Wayne County, New York

Air quality

The air at Williamson

Index 23, good, led by ozone. Read at 3 AM from its reporting area, Eastern Lake Ontario Region (NY), 27 miles off.

23Good
  • Fine particles (PM2.5)18Good-
  • Ozone23Good-

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 28, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Williamson

0.02 in in the last 24 hours, 0.03 in over the last 3 days, to Fri 2 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.02in
Last 3 days
0.03in

Visibility

How far you can see at Williamson, the next 41 hours

Mist or haze: visibility falls to 1 mile Fri 9 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Williamson, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.4 miles away.

measured now4 instruments

Geneva #1S2011

At a soil climate station/24.9 mi away/725 ft/295 ft above here

temp, humidity, soil temp, soil moisture

Rank950of 1,432

measured daily2 instruments

Williamson 0.4 WNY-WN-25

In a volunteer observer's own ground/0.4 mi away/448 ft/18 ft above here

precip, snowfall, snow depth

Rank-

Sodus 1WSDSN6

At a cooperative observer's station/5.2 mi away/462 ft/32 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Citizen station CW9871, drawn

The nearest instrument reporting now, 9.3 mi from Williamson, New York. From its report of undefined: 3 of its 4 sheets.

The wind

From the west (281 degrees) at 2 mph, gusting 6 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Citizen station CW9871, north up: blowing from 281 degrees, the west, at 2 miles an hour, gusting 6; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CW9871FIG. C THE WIND AT CITIZEN STATION CW9871PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 281°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 2 MPH2LIGHT BREEZE4GUST, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECitizen station CW9871, the windSTATION REPORT · CWOP CW9871TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-16IDSR-CW9871-1DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 520 ft above sea level, 2 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.36 inHg and the temperature at 57.1 F; the station's altimeter setting of 29.69 inHg means its barometer reads 29.14 inHg; it reports 59.0 F, 1.9 F warmer than standard.

Section from sea level of where Citizen station CW9871 stands in the atmosphere, height to scale: the station 520 feet above sea level with 2 per cent of the air below it; the standard atmosphere's pressure there, 29.36 inches of mercury, and temperature, 57.1 degrees Fahrenheit; the altimeter setting of 29.69 and the station pressure it means, 29.14.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CW9871FIG. D WHERE CITIZEN STATION CW9871 STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHERECITIZEN STATION CW98712 PER CENT OF THE AIR BELOW IT520 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE29.36 inHgSTANDARD TEMPERATURE HERE57.1 FALTIMETER SETTING, REPORTED29.69 inHgITS BAROMETER READS29.14 inHgTEMPERATURE, REPORTED59.0 FTITLECitizen station CW9871, the columnSTATION REPORT · CWOP CW9871TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-16IDSR-CW9871-2DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The sun

On Oct 16 the noon sun stands 38 degrees above the horizon at 43.11 N, and the day is 10 h 51 min long. Level ground there takes 61 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Citizen station CW9871, angles true: on Oct 16 it stands 38 degrees above the horizon, against 70 at the June solstice, 47 at the equinoxes and 23 at the December solstice; the day is 10 h 51 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CW9871FIG. E THE SUN AT CITIZEN STATION CW9871ELEVATION LOOKING WEST, SOUTH TO THE LEFT: THE NOON SUN ON THE DAY OF THE REPORT, AND AT THE SOLSTICES AND EQUINOXES; ANGLES TRUETHE STATIONJUNE SOLSTICE 70°EQUINOXES 47°DECEMBER SOLSTICE 23°OCT 16, 38°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 10 H 51 MINLEVEL GROUND TAKES 61 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 43.11 N; THE SUN'S DECLINATION -9.1°TITLECitizen station CW9871, the sunSTATION REPORT · CWOP CW9871TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-16IDSR-CW9871-3DRAWN AS linework on paperSOURCES FB-ENG-007

The full report of Citizen station CW9871, in 4 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 Williamson

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

Near Williamson

River and lake gauges