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Rochester, Pennsylvania

Borough in Beaver County, Pennsylvania

Air quality

The air at Rochester

Index 52, moderate, led by fine particles. Read at 4 AM from its reporting area, Weirton (WV), 25 miles off.

52Moderate
  • Fine particles (PM2.5)52Moderate3.8 mi
  • Ozone15Good7 ppb3.8 mi

The days ahead

Yesterday measured 31, good.

Smoke, the next 40 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 Rochester

None in the last 24 hours; 0.57 in over the last 3 days, to Fri 4 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.57in

Visibility

How far you can see at Rochester, the next 40 hours

Mist or haze: visibility falls to 1 mile Fri 12 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Rochester, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.1 miles away.

measured now4 instruments

measured daily2 instruments

Rochester 1.3 NPA-BV-16

In a volunteer observer's own ground/1.1 mi away/1,093 ft/233 ft above here

precip, snowfall, snow depth

Rank-

Beaver River AT Beaver FallsBEAP1

At a cooperative observer's station/4.3 mi away/853 ft/7 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Beaver Falls Arpt, drawn

The nearest airport reporting now, 7.4 mi from Rochester, Pennsylvania. From its report of Oct 16, 2026, 4:35 AM local time: 3 of its 6 sheets.

The sky

Scattered at 6,000 ft, broken at 10,000 ft; the ceiling is 10,000 ft; visibility 10 mi or more.

Section of the sky over Beaver Falls Arpt, height above the station to scale: scattered cloud with its base at 6,000 feet, broken cloud with its base at 10,000 feet, the ceiling at 10,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BVIFIG. A THE SKY OVER BEAVER FALLS ARPTSECTION, 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 STATION02,5005,0007,50010,00012,50015,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FTBKN 10,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 6,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 10,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEBeaver Falls Arpt, the skySTATION REPORT · ASOS BVITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-BVI-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

71.8 F with a dew point of 67.6 F, 87 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,000 ft up; the lowest cloud reported is at 6,000 ft.

Chart of the air at Beaver Falls Arpt: temperature 71.8 degrees Fahrenheit and dew point 67.6, 87 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,000 feet above the station, against the lowest cloud reported at 6,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BVIFIG. B THE AIR AT BEAVER FALLS ARPTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00060 F70 F80 FSATURATES 1,000 FT ABOVE THE STATION, AT 66.5 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, SCT 6,000 FTTEMPERATURE 71.8 FDEW POINT 67.6 FSPREAD 4.2 FRELATIVE HUMIDITY 87 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 POINTTITLEBeaver Falls Arpt, the airSTATION REPORT · ASOS BVITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-BVI-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southwest (230 degrees) at 10 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 17 mph.

Plan of the wind at Beaver Falls Arpt, north up: blowing from 230 degrees, the southwest, at 10 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BVIFIG. C THE WIND AT BEAVER FALLS ARPTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 230°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEBeaver Falls Arpt, the windSTATION REPORT · ASOS BVITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-BVI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Beaver Falls Arpt, 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 Rochester

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

Near Rochester

River and lake gauges