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Hatfield, Massachusetts

Community in Hampshire County, Massachusetts

Air quality

The air at Hatfield

Index 25, good, led by ozone. Read at 8 AM from its reporting area, Hampden-Hampshire (MA), 10 miles off.

25Good
  • Fine particles (PM2.5)21Good12.4 mi
  • Ozone25Good22 ppb12.4 mi
  • Coarse particles (PM10)6Good-
  • Nitrogen dioxide4Good4 ppb12.4 mi
  • Sulfur dioxide0Good0 ppb17.3 mi

The days ahead

Good each day through Sat Oct 17, led by fine particles. Yesterday measured 28, good.

Smoke, the next 42 hours

No smoke near the ground through Sun 2 AM.

FriSat

Precipitation

What has fallen at Hatfield

0.20 in in the last 24 hours, and none in the 2 days before, to Fri 8 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.20in
Last 3 days
0.20in

Visibility

How far you can see at Hatfield, the next 42 hours

Mist or haze: visibility falls to 2 miles Fri 7 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Hatfield, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.2 miles away.

measured now4 instruments

measured daily2 instruments

AmherstAHRM3

At a cooperative observer's station/3.6 mi away/154 ft/5 ft below here

snowfall, snow depth, precip, high, low

Rank60of 744

Station report

The weather at Chicopee/Westover, drawn

The nearest airport reporting now, 13.0 mi from Hatfield, Massachusetts. From its report of Oct 16, 2026, 8:34 AM local time: 3 of its 6 sheets.

The sky

Overcast at 1,400 ft; the ceiling is 1,400 ft; visibility 2.5 mi.

Section of the sky over Chicopee/Westover, height above the station to scale: overcast cloud with its base at 1,400 feet, the ceiling at 1,400 feet, and visibility of 2.5 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CEFFIG. A THE SKY OVER CHICOPEE/WESTOVERSECTION, 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 STATIONOVC 1,400 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,400 FTVISIBILITY, MILES: 2.5 MI0510TITLEChicopee/Westover, the skySTATION REPORT · ASOS CEFTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-CEF-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

53.6 F with a dew point of 51.8 F, 94 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 400 ft up; the lowest cloud reported is at 1,400 ft.

Chart of the air at Chicopee/Westover: temperature 53.6 degrees Fahrenheit and dew point 51.8, 94 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 400 feet above the station, against the lowest cloud reported at 1,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CEFFIG. B THE AIR AT CHICOPEE/WESTOVERTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 FSATURATES 400 FT ABOVE THE STATION, AT 51.3 FLOWEST CLOUD REPORTED, OVC 1,400 FTTEMPERATURE AND DEW POINT 53.6 F, 51.8 FRELATIVE HUMIDITY 94 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 POINTTITLEChicopee/Westover, the airSTATION REPORT · ASOS CEFTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-CEF-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (190 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Chicopee/Westover, north up: blowing from 190 degrees, the south, at 6 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CEFFIG. C THE WIND AT CHICOPEE/WESTOVERPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 190°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEChicopee/Westover, the windSTATION REPORT · ASOS CEFTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-CEF-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Chicopee/Westover, 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 Hatfield

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

Near Hatfield

River and lake gauges