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Devens, Massachusetts

Community in Worcester County, Massachusetts

Air quality

The air at Devens

Index 27, good, led by fine particles. Read at 12 AM from its reporting area, West Middlesex (MA), 10 miles off.

27Good
  • Fine particles (PM2.5)27Good19.8 mi
  • Ozone23Good22 ppb15 mi
  • Coarse particles (PM10)-19.8 mi
  • Nitrogen dioxide0Good0 ppb19.8 mi
  • Sulfur dioxide0Good0 ppb19.8 mi
  • Carbon monoxide-0.2 ppm19.8 mi

The days ahead

Good each day through Tue Oct 20, led by fine particles. Yesterday measured 26, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 8 PM.

SatSun

Precipitation

What has fallen at Devens

0.32 in in the last 24 hours, and none in the 2 days before, to Fri 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.32in
Last 3 days
0.32in

Visibility

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

Visibility stays 10 miles or more through Sun 8 PM.

SatSun

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

What is measuring near here

The 6 instruments nearest Devens, 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

FitchburgFIT

At an airfield/7.4 mi away/348 ft/74 ft above here

temp, wind, gust, visibility, precip, pressure

Rank157of 747

measured daily2 instruments

Harvard 0.1 NNEMA-WR-83

In a volunteer observer's own ground/2.3 mi away/405 ft/131 ft above here

precip, snowfall, snow depth

Rank-

FitchburgFCHM3

At a cooperative observer's station/11.5 mi away/690 ft/416 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Fitchburg, drawn

The nearest airport reporting now, 7.4 mi from Devens, Massachusetts. From its report of Oct 16, 2026, 11:52 PM local time: 3 of its 6 sheets.

The sky

A few clouds at 12,000 ft; visibility 10 mi or more.

Section of the sky over Fitchburg, height above the station to scale: a few clouds cloud with its base at 12,000 feet, 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 STATION02,5005,0007,50010,00012,50015,00017,50020,000ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTFEW 12,000 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLEFitchburg, the skySTATION REPORT · ASOS FITTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-FIT-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

59.0 F with a dew point of 50.0 F, 72 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,100 ft up; the lowest cloud reported is at 12,000 ft.

Chart of the air at Fitchburg: temperature 59.0 degrees Fahrenheit and dew point 50.0, 72 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,100 feet above the station, against the lowest cloud reported at 12,000 feet; 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 STATION01,0002,0003,0004,0005,0006,0007,0008,00040 F50 F60 F70 FSATURATES 2,100 FT ABOVE THE STATION, AT 48.0 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, FEW 12,000 FTTEMPERATURE 59.0 FDEW POINT 50.0 FSPREAD 9.0 FRELATIVE HUMIDITY 72 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 6DATE2026-10-17IDSR-FIT-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 12 mph, gusting 22 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 24 mph.

Plan of the wind at Fitchburg, north up: blowing from 290 degrees, the west northwest, at 12 miles an hour, gusting 22; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, 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 STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 12 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 22 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFitchburg, the windSTATION REPORT · ASOS FITTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-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 Devens

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

Near Devens

River and lake gauges