Storm Station
Sign in

Rennerdale, Pennsylvania

Community in Allegheny County, Pennsylvania

Air quality

The air at Rennerdale

Index 47, good, led by fine particles. Read at 2 PM from its reporting area, Mon Valley Area (PA), 16 miles off.

47Good
  • Fine particles (PM2.5)47Good2.7 mi
  • Ozone-23 ppb2.7 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 29, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 8 AM.

FriSatSun

Precipitation

What has fallen at Rennerdale

0.11 in in the last 24 hours, 0.39 in over the last 3 days, to Fri 1 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.11in
Last 3 days
0.39in

Visibility

How far you can see at Rennerdale, the next 43 hours

Mist or haze: visibility falls to 2 miles Fri 10 PM.

FriSatSun

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

What is measuring near here

The 6 instruments nearest Rennerdale, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.4 miles away.

measured now4 instruments

measured daily2 instruments

Carnegie 2.4 WNWPA-AL-38

In a volunteer observer's own ground/1.4 mi away/1,140 ft/78 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Pittsburgh INTL, drawn

The nearest airport reporting now, 7.8 mi from Rennerdale, Pennsylvania. From its report of Oct 16, 2026, 1:51 PM local time: 3 of its 6 sheets.

The sky

Scattered at 800 ft, broken at 1,600 ft, overcast at 3,800 ft; the ceiling is 1,600 ft; visibility 4 mi.

Section of the sky over Pittsburgh INTL, height above the station to scale: scattered cloud with its base at 800 feet, broken cloud with its base at 1,600 feet, overcast cloud with its base at 3,800 feet, the ceiling at 1,600 feet, and visibility of 4 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PITFIG. A THE SKY OVER PITTSBURGH INTLSECTION, 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 3,800 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,600 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 800 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 1,600 FTVISIBILITY, MILES: 4 MI0510TITLEPittsburgh INTL, the skySTATION REPORT · ASOS PITTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PIT-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

59.0 F with a dew point of 56.0 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 800 ft.

Chart of the air at Pittsburgh INTL: temperature 59.0 degrees Fahrenheit and dew point 56.0, 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 800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PITFIG. B THE AIR AT PITTSBURGH INTLTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 F70 FSATURATES 700 FT ABOVE THE STATION, AT 55.3 FLOWEST CLOUD REPORTED, SCT 800 FTTEMPERATURE 59.0 FDEW POINT 56.0 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 POINTTITLEPittsburgh INTL, the airSTATION REPORT · ASOS PITTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PIT-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 24 mph, gusting 35 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 37 mph.

Plan of the wind at Pittsburgh INTL, north up: blowing from 290 degrees, the west northwest, at 24 miles an hour, gusting 35; beside it the Beaufort scale from calm to hurricane force, force 5, fresh breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PITFIG. C THE WIND AT PITTSBURGH INTLPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 24 MPH6STRONG BREEZE257NEAR GALE32GUST, 35 MPH8GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPittsburgh INTL, the windSTATION REPORT · ASOS PITTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PIT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Emsworth Dam (EMSP1), 7.5 miles from here, read 16 Oct, 06:00. measured daily

Elsewhere in Pennsylvania

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

Near Rennerdale

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

Near Rennerdale

River and lake gauges