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York Harbor, Maine

Community in York County, Maine

Air quality

The air at York Harbor

Index 28, good, led by fine particles. Read at 12 AM from its reporting area, Coastal Rockingham County (NH), 16 miles off.

28Good
  • Fine particles (PM2.5)28Good6.7 mi
  • Ozone6Good1 ppb6.7 mi
  • Coarse particles (PM10)11Good6.7 mi
  • Sulfur dioxide1Good1.8 ppb6.7 mi

The days ahead

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

Smoke, the next 45 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at York Harbor

None in the last 24 hours; 0.53 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.53in

Visibility

How far you can see at York Harbor, the next 45 hours

Fog: visibility falls to 0.3 miles Fri 1 PM, under a mile for 2 hours.

FriSat

On the radar over York Harbor, MaineReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest York Harbor, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now4 instruments

Seavey IslandNDBC-SEIM1

At a river or reservoir gauge/6.5 mi away/-/- ft from here

temp, wind, gust, humidity, pressure

Rank371of 422

measured daily2 instruments

Cape NeddickNEDM1

At a cooperative observer's station/6.4 mi away/161 ft/108 ft above here

snowfall, snow depth, precip, high, low

Rank64of 422

Station report

The weather at Sanford Muni (AWOS), drawn

The nearest airport reporting now, 17.6 mi from York Harbor, Maine. From its report of Oct 15, 2026, 11:56 PM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Sanford Muni (AWOS), height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SFMFIG. A THE SKY OVER SANFORD MUNI (AWOS)SECTION, 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 STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLESanford Muni (AWOS), the skySTATION REPORT · ASOS SFMTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SFM-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

35.0 F with a dew point of 34.0 F, 96 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up.

Chart of the air at Sanford Muni (AWOS): temperature 35.0 degrees Fahrenheit and dew point 34.0, 96 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SFMFIG. B THE AIR AT SANFORD MUNI (AWOS)THE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 F50 FSATURATES 200 FT ABOVE THE STATION, AT 33.7 FTEMPERATURE AND DEW POINT 35.0 F, 34.0 FRELATIVE HUMIDITY 96 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 POINTTITLESanford Muni (AWOS), the airSTATION REPORT · ASOS SFMTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SFM-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Sanford Muni (AWOS), north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SFMFIG. C THE WIND AT SANFORD MUNI (AWOS)PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESanford Muni (AWOS), the windSTATION REPORT · ASOS SFMTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SFM-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Sanford Muni (AWOS), in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Cape Neddick (NEDM1), 6.4 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Maine

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

Near York Harbor

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

Near York Harbor

River and lake gauges