Storm Station
Pennwyn, Pennsylvania
58°
Light rain· Feels like 58°·Gentle breeze 8 mph NNW
Rain showers. Cloudy, with a high near 63. North wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
-UV
-Air quality
83%Humidity
88%Cloud

What is measuring near here

The 6 instruments nearest Pennwyn, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.8 miles away.

measured now4 instruments

Reading/Spaatz FldRDG

At an airfield/6.1 mi away/344 ft/56 ft below here

temp, wind, gust, visibility, precip, pressure

Rank27of 544

WarwickWWKP1

At a river or reservoir gauge/15.7 mi away/464 ft/64 ft above here

temp, wind, gust, humidity, pressure

Rank394of 544

Avondale 2 N03761

At a climate reference station/32.1 mi away/400 ft/level with here

temp, humidity, wind, solar, precip

Rank-

measured daily2 instruments

Mohnton 0.1 SWPA-BR-33

In a volunteer observer's own ground/0.8 mi away/590 ft/190 ft above here

precip, snowfall, snow depth

Rank-

Blue Marsh LakePLVP1

At a cooperative observer's station/7.2 mi away/279 ft/121 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Reading/Spaatz Fld, drawn

The nearest airport reporting now, 6.1 mi from Pennwyn. From its report of Sep 27, 2026, 9:01 AM local time: 3 of its 6 sheets.

The sky

Scattered at 2,900 ft, overcast at 3,400 ft; the ceiling is 3,400 ft; visibility 4 mi.

Section of the sky over Reading/Spaatz Fld, height above the station to scale: scattered cloud with its base at 2,900 feet, overcast cloud with its base at 3,400 feet, the ceiling at 3,400 feet, and visibility of 4 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RDGFIG. A THE SKY OVER READING/SPAATZ FLDSECTION, 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 3,400 FTOVERCAST, 8 EIGHTHS OF THE SKYSCT 2,900 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 3,400 FTVISIBILITY, MILES: 4 MI0510TITLEReading/Spaatz Fld, the skySTATION REPORT · ASOS RDGTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-RDG-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

57.0 F with a dew point of 54.0 F, 90 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up; the lowest cloud reported is at 2,900 ft.

Chart of the air at Reading/Spaatz Fld: temperature 57.0 degrees Fahrenheit and dew point 54.0, 90 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 700 feet above the station, against the lowest cloud reported at 2,900 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RDGFIG. B THE AIR AT READING/SPAATZ FLDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00040 F50 F60 F70 FSATURATES 700 FT ABOVE THE STATION, AT 53.2 FLOWEST CLOUD REPORTED, SCT 2,900 FTTEMPERATURE 57.0 FDEW POINT 54.0 FSPREAD 3.0 FRELATIVE HUMIDITY 90 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 POINTTITLEReading/Spaatz Fld, the airSTATION REPORT · ASOS RDGTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-RDG-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (340 degrees) at 16 mph, gusting 26 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 26 mph.

Plan of the wind at Reading/Spaatz Fld, north up: blowing from 340 degrees, the north northwest, at 16 miles an hour, gusting 26; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RDGFIG. C THE WIND AT READING/SPAATZ FLDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 340°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 16 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 26 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEReading/Spaatz Fld, the windSTATION REPORT · ASOS RDGTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-RDG-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Reading/Spaatz Fld, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Blue Marsh Lake (PLVP1), 7.2 miles from here, read 25 Sep, 07:00. measured daily

Elsewhere in Pennsylvania

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

Near Pennwyn

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