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Mont Clare, Pennsylvania

Community in Montgomery County, Pennsylvania

Air quality

The air at Mont Clare

Index 24, good, led by fine particles. Read at 9 AM from its reporting area, Philadelphia (PA), 23 miles off.

24Good
  • Fine particles (PM2.5)24Good10.3 mi
  • Ozone18Good9 ppb10.3 mi
  • Nitrogen dioxide10Good11 ppb24.9 mi
  • Sulfur dioxide0Good0 ppb24.9 mi
  • Carbon monoxide-0.1 ppm24.9 mi

The days ahead

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

Smoke, the next 41 hours

Little smoke near the ground through Sun 2 AM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Mont Clare

None in the last 24 hours; 0.07 in over the last 3 days, to Fri 8 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.07in

Visibility

How far you can see at Mont Clare, the next 41 hours

Visibility stays 7 miles or more through Sun 2 AM, lowest 8 miles Fri 7 PM.

FriSat

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

What is measuring near here

The 7 instruments nearest Mont Clare, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.0 miles away.

measured now5 instruments

Citizen station EW4075EW4075

In a volunteer observer's own ground/1.1 mi away/154 ft/7 ft below here

temp, humidity, wind, precip, pressure

Rank-

Pottstown Limerick AirportPTW

At an airfield/7.7 mi away/308 ft/147 ft above here

temp, wind, gust, visibility, precip, pressure

Rank-

I-76 & MM 336PA036

Beside a road/14.3 mi away/115 ft/46 ft below here

temp, pavement temp, wind, visibility, precip

Rank-

Avondale 2 N03761

At a climate reference station/24.8 mi away/400 ft/239 ft above here

temp, humidity, wind, solar, precip

Rank-

measured daily2 instruments

Phoenixville 0.4 SSEPA-CH-2

In a volunteer observer's own ground/1.0 mi away/151 ft/10 ft below here

precip, snowfall, snow depth

Rank-

PhoenixvillePHXP1

At a cooperative observer's station/1.4 mi away/154 ft/7 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Pottstown Limerick Airport, drawn

The nearest airport reporting now, 7.7 mi from Mont Clare, Pennsylvania. From its report of Oct 16, 2026, 9:23 AM local time: 3 of its 6 sheets.

The sky

Overcast at 300 ft; the ceiling is 300 ft; visibility 1.5 mi.

Section of the sky over Pottstown Limerick Airport, height above the station to scale: overcast cloud with its base at 300 feet, the ceiling at 300 feet, and visibility of 1.5 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PTWFIG. A THE SKY OVER POTTSTOWN LIMERICK AIRPORTSECTION, 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 SHEETOVC 300 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 300 FTVISIBILITY, MILES: 1.5 MI0510TITLEPottstown Limerick Airport, the skySTATION REPORT · ASOS PTWTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PTW-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

60.0 F with a dew point of 60.0 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 300 ft.

Chart of the air at Pottstown Limerick Airport: temperature 60.0 degrees Fahrenheit and dew point 60.0, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PTWFIG. B THE AIR AT POTTSTOWN LIMERICK AIRPORTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 300 FTTEMPERATURE AND DEW POINT 60.0 F, 60.0 FRELATIVE HUMIDITY 100 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 POINTTITLEPottstown Limerick Airport, the airSTATION REPORT · ASOS PTWTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PTW-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (160 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Pottstown Limerick Airport, north up: blowing from 160 degrees, the south southeast, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PTWFIG. C THE WIND AT POTTSTOWN LIMERICK AIRPORTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 160°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPottstown Limerick Airport, the windSTATION REPORT · ASOS PTWTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PTW-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Pennsylvania

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

Near Mont Clare

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

Near Mont Clare

River and lake gauges