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Le Roy, New York

Village in Genesee County, New York

Air quality

The air at Le Roy

Index 28, good, led by fine particles. Read at 1 AM from its reporting area, Western New York Region (NY), 59 miles off.

28Good
  • Fine particles (PM2.5)28Good24.6 mi
  • Ozone17Good-

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 21, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Le Roy

None in the last 24 hours; 0.08 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.08in

Visibility

How far you can see at Le Roy, the next 43 hours

Mist or haze: visibility falls to 2 miles Fri 3 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Le Roy, 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

BataviaGVQ

At an airfield/9.7 mi away/904 ft/20 ft above here

temp, wind, gust, visibility, precip, pressure

Rank-

measured daily2 instruments

Le Roy 1.2 SSENY-GN-10

In a volunteer observer's own ground/1.1 mi away/910 ft/26 ft above here

precip, snowfall, snow depth

Rank-

Le Roy 1ELERN6

At a cooperative observer's station/1.2 mi away/888 ft/4 ft above here

snowfall, snow depth, precip, high, low

Rank211of 1,432

Station report

The weather at Citizen station GW2110, drawn

The nearest instrument reporting now, 8.4 mi from Le Roy, New York. From its report of undefined: 3 of its 4 sheets.

The wind

From the southeast (135 degrees) at 2 mph, gusting 2 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Citizen station GW2110, north up: blowing from 135 degrees, the southeast, at 2 miles an hour, gusting 2; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GW2110FIG. C THE WIND AT CITIZEN STATION GW2110PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 135°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 2 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECitizen station GW2110, the windSTATION REPORT · CWOP GW2110TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-16IDSR-GW2110-1DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 1,241 ft above sea level, 4 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 28.60 inHg and the temperature at 54.6 F; the station's altimeter setting of 29.79 inHg means its barometer reads 28.48 inHg; it reports 59.0 F, 4.4 F warmer than standard.

Section from sea level of where Citizen station GW2110 stands in the atmosphere, height to scale: the station 1,241 feet above sea level with 4 per cent of the air below it; the standard atmosphere's pressure there, 28.60 inches of mercury, and temperature, 54.6 degrees Fahrenheit; the altimeter setting of 29.79 and the station pressure it means, 28.48.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GW2110FIG. D WHERE CITIZEN STATION GW2110 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 GW21104 PER CENT OF THE AIR BELOW IT1,241 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 HERE28.60 inHgSTANDARD TEMPERATURE HERE54.6 FALTIMETER SETTING, REPORTED29.79 inHgITS BAROMETER READS28.48 inHgTEMPERATURE, REPORTED59.0 FTITLECitizen station GW2110, the columnSTATION REPORT · CWOP GW2110TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-16IDSR-GW2110-2DRAWN 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 42.87 N, and the day is 10 h 52 min long. Level ground there takes 62 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Citizen station GW2110, angles true: on Oct 16 it stands 38 degrees above the horizon, against 71 at the June solstice, 47 at the equinoxes and 24 at the December solstice; the day is 10 h 52 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GW2110FIG. E THE SUN AT CITIZEN STATION GW2110ELEVATION 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 71°EQUINOXES 47°DECEMBER SOLSTICE 24°OCT 16, 38°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 10 H 52 MINLEVEL GROUND TAKES 62 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 42.87 N; THE SUN'S DECLINATION -9.1°TITLECitizen station GW2110, the sunSTATION REPORT · CWOP GW2110TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-16IDSR-GW2110-3DRAWN AS linework on paperSOURCES FB-ENG-007

The full report of Citizen station GW2110, in 4 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Le Roy 1E (LERN6), 1.2 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in New York

29 places, each with its own forecast and its own instruments.

Near Le Roy

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

Near Le Roy

River and lake gauges