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Hatfield, Pennsylvania

Borough in Montgomery County, Pennsylvania

Air quality

The air at Hatfield

Index 24, good, led by ozone. Read at 11 PM from its reporting area, Philadelphia (PA), 24 miles off.

24Good
  • Fine particles (PM2.5)16Good11.6 mi
  • Ozone24Good22 ppb11.6 mi
  • Coarse particles (PM10)6Good-

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 59, moderate.

Smoke, the next 45 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Hatfield

None in the last 24 hours; 0.04 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
0.04in

Visibility

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

Fog: visibility falls to 0.6 miles Fri 6 PM, under a mile for 1 hour.

FriSat

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

What is measuring near here

The 7 instruments nearest Hatfield, 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 now5 instruments

PerkasieCKZ

At an airfield/7.7 mi away/542 ft/213 ft above here

temp, wind, gust, visibility, precip, pressure

Rank757of 1,383

measured daily2 instruments

Station report

The weather at Perkasie, drawn

The nearest airport reporting now, 7.7 mi from Hatfield, Pennsylvania. From its report of Oct 15, 2026, 11:55 PM local time: 3 of its 6 sheets.

The sky

Overcast at 3,500 ft; the ceiling is 3,500 ft; visibility 10 mi or more.

Section of the sky over Perkasie, height above the station to scale: overcast cloud with its base at 3,500 feet, the ceiling at 3,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CKZFIG. A THE SKY OVER PERKASIESECTION, 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 STATION01,0002,0003,0004,0005,0006,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 3,500 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 3,500 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPerkasie, the skySTATION REPORT · ASOS CKZTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-CKZ-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

57.2 F with a dew point of 53.6 F, 88 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up; the lowest cloud reported is at 3,500 ft.

Chart of the air at Perkasie: temperature 57.2 degrees Fahrenheit and dew point 53.6, 88 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 feet above the station, against the lowest cloud reported at 3,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CKZFIG. B THE AIR AT PERKASIETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00040 F50 F60 F70 FSATURATES 800 FT ABOVE THE STATION, AT 52.7 FLOWEST CLOUD REPORTED, OVC 3,500 FTTEMPERATURE 57.2 FDEW POINT 53.6 FSPREAD 3.6 FRELATIVE HUMIDITY 88 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 POINTTITLEPerkasie, the airSTATION REPORT · ASOS CKZTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-CKZ-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 Perkasie, 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 CKZFIG. C THE WIND AT PERKASIEPLAN, 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 FORCE73TITLEPerkasie, the windSTATION REPORT · ASOS CKZTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-CKZ-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Perkasie, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Sewage Plant Outside And .25MI At Pa (SRVP1), 7.5 miles from here, read 15 Oct, 08:08. measured daily

Elsewhere in Pennsylvania

24 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