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Chester Heights, Pennsylvania

Borough in Delaware County, Pennsylvania

Air quality

The air at Chester Heights

Index 16, good, led by fine particles. Read at 7 AM from its reporting area, Wilmington Area (DE), 11 miles off.

16Good
  • Fine particles (PM2.5)16Good6 mi
  • Ozone12Good13 ppb6.7 mi
  • Coarse particles (PM10)6Good11.2 mi
  • Nitrogen dioxide6Good6 ppb19.1 mi
  • Sulfur dioxide0Good0 ppb8.1 mi

The days ahead

Yesterday measured 25, good.

Smoke, the next 43 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 Chester Heights

0.01 in in the last 24 hours, 0.10 in over the last 3 days, to Fri 7 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.01in
Last 3 days
0.10in

Visibility

How far you can see at Chester Heights, the next 43 hours

Visibility stays 7 miles or more through Sun 2 AM, lowest 8 miles Fri 10 AM.

FriSat

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

What is measuring near here

The 7 instruments nearest Chester Heights, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.6 miles away.

measured now5 instruments

measured daily2 instruments

Aston 0.4 WNWPA-DL-28

In a volunteer observer's own ground/3.2 mi away/182 ft/124 ft below here

precip, snowfall, snow depth

Rank-

ConshohockenCSHP1

At a cooperative observer's station/14.7 mi away/105 ft/201 ft below here

snowfall, snow depth, precip, high, low

Rank1,380of 1,383

Station report

The weather at West Chester, drawn

The nearest airport reporting now, 8.4 mi from Chester Heights, Pennsylvania. From its report of Oct 16, 2026, 7:55 AM local time: 3 of its 6 sheets.

The sky

Overcast at 300 ft; the ceiling is 300 ft; visibility 1.75 mi.

Section of the sky over West Chester, height above the station to scale: overcast cloud with its base at 300 feet, the ceiling at 300 feet, and visibility of 1.75 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OQNFIG. A THE SKY OVER WEST CHESTERSECTION, 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: 1.75 MI0510TITLEWest Chester, the skySTATION REPORT · ASOS OQNTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-OQN-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

60.8 F with a dew point of 59.0 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 300 ft.

Chart of the air at West Chester: temperature 60.8 degrees Fahrenheit and dew point 59.0, 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 300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OQNFIG. B THE AIR AT WEST CHESTERTHE 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 FSATURATES 400 FT ABOVE THE STATION, AT 58.6 FLOWEST CLOUD REPORTED, OVC 300 FTTEMPERATURE AND DEW POINT 60.8 F, 59.0 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 POINTTITLEWest Chester, the airSTATION REPORT · ASOS OQNTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-OQN-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (200 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at West Chester, north up: blowing from 200 degrees, the south southwest, 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 OQNFIG. C THE WIND AT WEST CHESTERPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 200°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWest Chester, the windSTATION REPORT · ASOS OQNTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-OQN-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Conshohocken (CSHP1), 14.7 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Pennsylvania

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

Near Chester Heights

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

Near Chester Heights

River and lake gauges