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Mount Aetna, Pennsylvania

Community in Berks County, Pennsylvania

Air quality

The air at Mount Aetna

Index 38, good, led by fine particles. Read at 3 AM from its reporting area, Susquehanna Valley (PA), 37 miles off.

38Good
  • Fine particles (PM2.5)38Good17.6 mi
  • Ozone20Good-

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 28, good.

Smoke, the next 41 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 Mount Aetna

None in the last 3 days, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Mount Aetna, the next 41 hours

Fog: visibility falls to 0.7 miles Fri 7 AM, under a mile for 1 hour.

FriSat

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

What is measuring near here

The 7 instruments nearest Mount Aetna, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.7 miles away.

measured now5 instruments

measured daily2 instruments

Lebanon 4.8 NPA-LB-22

In a volunteer observer's own ground/6.4 mi away/440 ft/181 ft below here

precip, snowfall, snow depth

Rank88of 1,383

LebanonLEBP1

At a cooperative observer's station/11.5 mi away/486 ft/135 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Muir AAF/Indiantown, drawn

The nearest airport reporting now, 14.4 mi from Mount Aetna, Pennsylvania. From its report of Oct 16, 2026, 3:32 AM local time: 3 of its 6 sheets.

The sky

Overcast at 300 ft; the ceiling is 300 ft; visibility 6 mi.

Section of the sky over Muir AAF/Indiantown, height above the station to scale: overcast cloud with its base at 300 feet, the ceiling at 300 feet, and visibility of 6 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MUIFIG. A THE SKY OVER MUIR AAF/INDIANTOWNSECTION, 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: 6 MI0510TITLEMuir AAF/Indiantown, the skySTATION REPORT · ASOS MUITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-MUI-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 57.2 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 Muir AAF/Indiantown: temperature 57.2 degrees Fahrenheit and dew point 57.2, 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 MUIFIG. B THE AIR AT MUIR AAF/INDIANTOWNTHE 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 57.2 F, 57.2 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 POINTTITLEMuir AAF/Indiantown, the airSTATION REPORT · ASOS MUITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-MUI-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 Muir AAF/Indiantown, 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 MUIFIG. C THE WIND AT MUIR AAF/INDIANTOWNPLAN, 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 FORCE73TITLEMuir AAF/Indiantown, the windSTATION REPORT · ASOS MUITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-MUI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Muir AAF/Indiantown, 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 Mount Aetna

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

Near Mount Aetna

River and lake gauges