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Nahant, Massachusetts

Community in Essex County, Massachusetts

Air quality

The air at Nahant

Index 22, good, led by ozone. Read at 8 AM from its reporting area, Boston Metro (MA), 11 miles off.

22Good
  • Fine particles (PM2.5)18Good4.3 mi
  • Ozone22Good24 ppb4.3 mi
  • Coarse particles (PM10)6Good10 mi
  • Nitrogen dioxide4Good4.5 ppb4.3 mi
  • Sulfur dioxide1Good1.3 ppb9.9 mi
  • Carbon monoxide-0.3 ppm9.2 mi

The days ahead

Good each day through Sat Oct 17, led by fine particles. Yesterday measured 24, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 2 AM.

FriSat

Precipitation

What has fallen at Nahant

None in the last 24 hours; 0.10 in over the last 3 days, to Fri 7 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.10in

Visibility

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

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

FriSat

On the radar over Nahant, MassachusettsReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Nahant, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now4 instruments

Castle IslandNDBC-CSIM3

At a river or reservoir gauge/7.2 mi away/-/- ft from here

temp, wind, gust, humidity, pressure

Rank708of 744

QuincyMA004

Beside a road/13.9 mi away/131 ft/129 ft above here

temp, pavement temp, wind, visibility, precip

Rank442of 744

measured daily2 instruments

Nahant 0.7 NMA-ES-76

In a volunteer observer's own ground/0.5 mi away/81 ft/79 ft above here

precip, snowfall, snow depth

Rank313of 744

MarbleheadMARM3

At a cooperative observer's station/6.1 mi away/76 ft/74 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Boston/Logan INTL, drawn

The nearest airport reporting now, 6.1 mi from Nahant, Massachusetts. From its report of Oct 16, 2026, 7:54 AM local time: 3 of its 6 sheets.

The sky

Broken at 2,400 ft, overcast at 5,000 ft; the ceiling is 2,400 ft; visibility 6 mi.

Section of the sky over Boston/Logan INTL, height above the station to scale: broken cloud with its base at 2,400 feet, overcast cloud with its base at 5,000 feet, the ceiling at 2,400 feet, and visibility of 6 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BOSFIG. A THE SKY OVER BOSTON/LOGAN INTLSECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,0008,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 5,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 2,400 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,400 FTVISIBILITY, MILES: 6 MI0510TITLEBoston/Logan INTL, the skySTATION REPORT · ASOS BOSTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-BOS-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

53.0 F with a dew point of 47.0 F, 80 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,400 ft up; the lowest cloud reported is at 2,400 ft.

Chart of the air at Boston/Logan INTL: temperature 53.0 degrees Fahrenheit and dew point 47.0, 80 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,400 feet above the station, against the lowest cloud reported at 2,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BOSFIG. B THE AIR AT BOSTON/LOGAN INTLTHE 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 1,400 FT ABOVE THE STATION, AT 45.6 FLOWEST CLOUD REPORTED, BKN 2,400 FTTEMPERATURE 53.0 FDEW POINT 47.0 FSPREAD 6.0 FRELATIVE HUMIDITY 80 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 POINTTITLEBoston/Logan INTL, the airSTATION REPORT · ASOS BOSTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-BOS-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (160 degrees) at 10 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 22 mph.

Plan of the wind at Boston/Logan INTL, north up: blowing from 160 degrees, the south southeast, at 10 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BOSFIG. C THE WIND AT BOSTON/LOGAN INTLPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 160°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEBoston/Logan INTL, the windSTATION REPORT · ASOS BOSTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-BOS-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Boston/Logan INTL, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Massachusetts

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

Near Nahant

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

Near Nahant

River and lake gauges