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Glen Osborne, Pennsylvania

Borough in Allegheny County, Pennsylvania

Air quality

The air at Glen Osborne

Index 52, moderate, led by fine particles. Read at 5 AM from its reporting area, Pittsburgh (PA), 18 miles off.

52Moderate
  • Fine particles (PM2.5)52Moderate14.9 mi
  • Ozone20Good18 ppb14.9 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 31, good.

Smoke, the next 46 hours

Little smoke near the ground through Sun 2 AM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Glen Osborne

None in the last 24 hours; 0.43 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
0.43in

Visibility

How far you can see at Glen Osborne, the next 46 hours

Visibility stays 3 miles or more through Sun 2 AM, lowest 4 miles Fri 1 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Glen Osborne, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.7 miles away.

measured now4 instruments

measured daily2 instruments

Sewickley 1.5 EPA-AL-82

In a volunteer observer's own ground/0.7 mi away/1,001 ft/7 ft below here

precip, snowfall, snow depth

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Station report

The weather at Pittsburgh INTL, drawn

The nearest airport reporting now, 4.5 mi from Glen Osborne, Pennsylvania. From its report of Oct 16, 2026, 4:51 AM local time: 3 of its 6 sheets.

The sky

Scattered at 5,500 ft, broken at 12,000 ft; the ceiling is 12,000 ft; visibility 10 mi or more.

Section of the sky over Pittsburgh INTL, height above the station to scale: scattered cloud with its base at 5,500 feet, broken cloud with its base at 12,000 feet, the ceiling at 12,000 feet, and visibility of 10 mi or more.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 STATION02,5005,0007,50010,00012,50015,00017,50020,000ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTBKN 12,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 5,500 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPittsburgh 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, FB-SKY-013, FB-SKY-014

The air

73.0 F with a dew point of 67.0 F, 81 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,400 ft up; the lowest cloud reported is at 5,500 ft.

Chart of the air at Pittsburgh INTL: temperature 73.0 degrees Fahrenheit and dew point 67.0, 81 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,400 feet above the station, against the lowest cloud reported at 5,500 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 STATION01,0002,0003,0004,0005,0006,0007,00050 F60 F70 F80 FSATURATES 1,400 FT ABOVE THE STATION, AT 65.5 FLOWEST CLOUD REPORTED, SCT 5,500 FTTEMPERATURE 73.0 FDEW POINT 67.0 FSPREAD 6.0 FRELATIVE HUMIDITY 81 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-002, FB-ENG-011, FB-ENG-005

The wind

From the southwest (220 degrees) at 13 mph, gusting 23 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 23 mph.

Plan of the wind at Pittsburgh INTL, north up: blowing from 220 degrees, the southwest, at 13 miles an hour, gusting 23; beside it the Beaufort scale from calm to hurricane force, force 4, moderate 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 220°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 13 MPH5FRESH BREEZE19GUST, 23 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG 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

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Snow on the ground

Elsewhere in Pennsylvania

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

Near Glen Osborne

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

Near Glen Osborne

River and lake gauges