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Townsend, Massachusetts

Community in Middlesex County, Massachusetts

Air quality

The air at Townsend

Index 31, good, led by ozone. Read at 11 PM from its reporting area, Hillsborough County (NH), 17 miles off.

31Good
  • Fine particles (PM2.5)8Good16.1 mi
  • Ozone31Good33 ppb16.1 mi
  • Coarse particles (PM10)3Good16.1 mi
  • Nitrogen dioxide4Good4.6 ppb21 mi
  • Sulfur dioxide0Good0.1 ppb16.1 mi
  • Carbon monoxide-0.2 ppm21 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 31, good.

Smoke, the next 45 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Townsend

None in the last 24 hours; 0.10 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
0.10in

Visibility

How far you can see at Townsend, the next 45 hours

Mist or haze: visibility falls to 2 miles Fri 10 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Townsend, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now4 instruments

FitchburgFIT

At an airfield/8.6 mi away/348 ft/49 ft above here

temp, wind, gust, visibility, precip, pressure

Rank145of 744

measured daily2 instruments

Townsend 0.3 ESEMA-MD-49

In a volunteer observer's own ground/0.3 mi away/291 ft/8 ft below here

precip, snowfall, snow depth

Rank-

FitchburgFCHM3

At a cooperative observer's station/6.2 mi away/690 ft/391 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Fitchburg, drawn

The nearest airport reporting now, 8.6 mi from Townsend, Massachusetts. From its report of Oct 15, 2026, 11:52 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 Fitchburg, 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 FITFIG. A THE SKY OVER FITCHBURGSECTION, 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 MORE0510TITLEFitchburg, the skySTATION REPORT · ASOS FITTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-FIT-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

43.0 F with a dew point of 40.0 F, 89 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up.

Chart of the air at Fitchburg: temperature 43.0 degrees Fahrenheit and dew point 40.0, 89 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 700 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FITFIG. B THE AIR AT FITCHBURGTHE 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 FSATURATES 700 FT ABOVE THE STATION, AT 39.3 FTEMPERATURE 43.0 FDEW POINT 40.0 FSPREAD 3.0 FRELATIVE HUMIDITY 89 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 POINTTITLEFitchburg, the airSTATION REPORT · ASOS FITTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-FIT-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 Fitchburg, 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 FITFIG. C THE WIND AT FITCHBURGPLAN, 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 FORCE73TITLEFitchburg, the windSTATION REPORT · ASOS FITTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-FIT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Fitchburg, 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 Townsend

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

Near Townsend

River and lake gauges