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Montgomeryville, Pennsylvania

Community in Montgomery County, Pennsylvania

Air quality

The air at Montgomeryville

Index 22, good, led by ozone. Read at 2 AM from its reporting area, Philadelphia (PA), 21 miles off.

22Good
  • Fine particles (PM2.5)19Good10.2 mi
  • Ozone22Good18 ppb10.2 mi
  • Nitrogen dioxide3Good3 ppb23.4 mi
  • Sulfur dioxide0Good0 ppb23.4 mi
  • Carbon monoxide-0.1 ppm23.4 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 29, good.

Smoke, the next 43 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 Montgomeryville

None in the last 24 hours; 0.01 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.01in

Visibility

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

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

FriSat

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

What is measuring near here

The 7 instruments nearest Montgomeryville, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.2 miles away.

measured now5 instruments

measured daily2 instruments

Chalfont 1.7 SSWPA-BK-20

In a volunteer observer's own ground/1.5 mi away/475 ft/level with here

precip, snowfall, snow depth

Rank-

Willow GroveWGVP1

At a cooperative observer's station/9.5 mi away/312 ft/163 ft below here

snowfall, snow depth, precip, high, low

Rank102of 1,383

Station report

The weather at Philadelphia/Wings Field, drawn

The nearest airport reporting now, 7.9 mi from Montgomeryville, Pennsylvania. From its report of Oct 16, 2026, 2:15 AM local time: 3 of its 6 sheets.

The sky

Overcast at 2,200 ft; the ceiling is 2,200 ft; visibility 10 mi or more.

Section of the sky over Philadelphia/Wings Field, height above the station to scale: overcast cloud with its base at 2,200 feet, the ceiling at 2,200 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LOMFIG. A THE SKY OVER PHILADELPHIA/WINGS FIELDSECTION, 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 STATION05001,0001,5002,0002,5003,0003,500ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,200 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 2,200 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPhiladelphia/Wings Field, the skySTATION REPORT · ASOS LOMTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-LOM-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

59.0 F with a dew point of 53.6 F, 82 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up; the lowest cloud reported is at 2,200 ft.

Chart of the air at Philadelphia/Wings Field: temperature 59.0 degrees Fahrenheit and dew point 53.6, 82 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station, against the lowest cloud reported at 2,200 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LOMFIG. B THE AIR AT PHILADELPHIA/WINGS FIELDTHE 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 F70 FSATURATES 1,200 FT ABOVE THE STATION, AT 52.3 FLOWEST CLOUD REPORTED, OVC 2,200 FTTEMPERATURE 59.0 FDEW POINT 53.6 FSPREAD 5.4 FRELATIVE HUMIDITY 82 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 POINTTITLEPhiladelphia/Wings Field, the airSTATION REPORT · ASOS LOMTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-LOM-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southeast (140 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Philadelphia/Wings Field, north up: blowing from 140 degrees, the southeast, at 5 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 LOMFIG. C THE WIND AT PHILADELPHIA/WINGS FIELDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 140°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPhiladelphia/Wings Field, the windSTATION REPORT · ASOS LOMTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-LOM-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Willow Grove (WGVP1), 9.5 miles from here, read 15 Oct, 06:00. measured daily

Elsewhere in Pennsylvania

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

Near Montgomeryville

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

Near Montgomeryville

River and lake gauges