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Acosta, Pennsylvania

Community in Somerset County, Pennsylvania

Air quality

The air at Acosta

Index 23, good, led by fine particles. Read at 7 AM from its reporting area, Johnstown (PA), 17 miles off.

23Good
  • Fine particles (PM2.5)23Good16 mi
  • Ozone4Good0 ppb16 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 27, good.

Smoke, the next 44 hours

Little smoke near the ground through Sun 2 AM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at Acosta

0.09 in in the last 24 hours, 0.29 in over the last 3 days, to Fri 6 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.09in
Last 3 days
0.29in

Visibility

How far you can see at Acosta, the next 44 hours

Mist or haze: visibility falls to 3 miles Fri 3 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Acosta, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.5 miles away.

measured now4 instruments

Somerset2G9

At an airfield/5.7 mi away/2,231 ft/370 ft above here

temp, wind, gust, visibility, precip, pressure

Rank8of 1,383

Quarry TrailQTRP1

At a river or reservoir gauge/7.9 mi away/2,749 ft/888 ft above here

temp, wind, gust, humidity, pressure

Rank339of 1,383

measured daily2 instruments

Boswell 6.0 WPA-SM-11

In a volunteer observer's own ground/5.5 mi away/2,704 ft/843 ft above here

precip, snowfall, snow depth

Rank-

SomersetSMRP1

At a cooperative observer's station/7.6 mi away/2,110 ft/249 ft above here

snowfall, snow depth, precip, high, low

Rank97of 1,383

Station report

The weather at Somerset, drawn

The nearest airport reporting now, 5.7 mi from Acosta, Pennsylvania. From its report of Oct 16, 2026, 7:15 AM local time: 3 of its 6 sheets.

The sky

Scattered at 3,700 ft, scattered at 4,400 ft, broken at 11,000 ft; the ceiling is 11,000 ft; visibility 10 mi or more.

Section of the sky over Somerset, height above the station to scale: scattered cloud with its base at 3,700 feet, scattered cloud with its base at 4,400 feet, broken cloud with its base at 11,000 feet, the ceiling at 11,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 2G9FIG. A THE SKY OVER SOMERSETSECTION, 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 STATION02,5005,0007,50010,00012,50015,00017,500ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTBKN 11,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 4,400 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYSCT 3,700 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 11,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLESomerset, the skySTATION REPORT · ASOS 2G9TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-2G9-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018, FB-SKY-013, FB-SKY-014

The air

64.4 F with a dew point of 60.8 F, 88 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up; the lowest cloud reported is at 3,700 ft.

Chart of the air at Somerset: temperature 64.4 degrees Fahrenheit and dew point 60.8, 88 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 feet above the station, against the lowest cloud reported at 3,700 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 2G9FIG. B THE AIR AT SOMERSETTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00050 F60 F70 F80 FSATURATES 800 FT ABOVE THE STATION, AT 59.9 FLOWEST CLOUD REPORTED, SCT 3,700 FTTEMPERATURE 64.4 FDEW POINT 60.8 FSPREAD 3.6 FRELATIVE HUMIDITY 88 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 POINTTITLESomerset, the airSTATION REPORT · ASOS 2G9TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-2G9-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west southwest (240 degrees) at 12 mph, gusting 23 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 23 mph.

Plan of the wind at Somerset, north up: blowing from 240 degrees, the west southwest, at 12 miles an hour, gusting 23; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 2G9FIG. C THE WIND AT SOMERSETPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 240°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 12 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 23 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESomerset, the windSTATION REPORT · ASOS 2G9TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-2G9-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Somerset (SMRP1), 7.6 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 Acosta

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

Near Acosta

River and lake gauges