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Baldwin, Pennsylvania

Borough in Allegheny County, Pennsylvania

Air quality

The air at Baldwin

Index 10, good, led by fine particles. Read at 3 AM from its reporting area, Mon Valley Area (PA), 6 miles off.

10Good
  • Fine particles (PM2.5)10Good15.1 mi

The days ahead

Good each day through Tue Oct 20, led by fine particles. Yesterday measured 42, good.

Smoke, the next 42 hours

No smoke near the ground through Sun 8 PM.

SatSun

Precipitation

What has fallen at Baldwin

0.46 in in the last 24 hours, 0.69 in over the last 3 days, to Sat 2 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.46in
Last 3 days
0.69in

Visibility

How far you can see at Baldwin, the next 42 hours

Visibility stays 10 miles or more through Sun 8 PM.

SatSun

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

What is measuring near here

The 6 instruments nearest Baldwin, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now4 instruments

measured daily2 instruments

Pittsburgh 5.4 SSEPA-AL-111

In a volunteer observer's own ground/0.5 mi away/1,237 ft/176 ft above here

precip, snowfall, snow depth

Rank-

Braddock Lock And DamBDDP1

At a dam/6.3 mi away/732 ft/329 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Pittsburgh/Alleghen, drawn

The nearest airport reporting now, 2.5 mi from Baldwin, Pennsylvania. From its report of Oct 17, 2026, 2:53 AM local time: 3 of its 6 sheets.

The sky

Broken at 1,600 ft, broken at 10,000 ft; the ceiling is 1,600 ft; visibility 10 mi or more.

Section of the sky over Pittsburgh/Alleghen, height above the station to scale: broken cloud with its base at 1,600 feet, broken cloud with its base at 10,000 feet, the ceiling at 1,600 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AGCFIG. A THE SKY OVER PITTSBURGH/ALLEGHENSECTION, 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 SKYBKN 1,600 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 1,600 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPittsburgh/Alleghen, the skySTATION REPORT · ASOS AGCTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-AGC-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

46.0 F with a dew point of 43.0 F, 89 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 1,600 ft.

Chart of the air at Pittsburgh/Alleghen: temperature 46.0 degrees Fahrenheit and dew point 43.0, 89 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 1,600 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AGCFIG. B THE AIR AT PITTSBURGH/ALLEGHENTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 700 FT ABOVE THE STATION, AT 42.3 FLOWEST CLOUD REPORTED, BKN 1,600 FTTEMPERATURE 46.0 FDEW POINT 43.0 FSPREAD 3.0 FRELATIVE HUMIDITY 89 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/Alleghen, the airSTATION REPORT · ASOS AGCTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-AGC-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (340 degrees) at 8 mph, gusting 21 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 26 mph.

Plan of the wind at Pittsburgh/Alleghen, north up: blowing from 340 degrees, the north northwest, at 8 miles an hour, gusting 21; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AGCFIG. C THE WIND AT PITTSBURGH/ALLEGHENPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 340°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 21 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPittsburgh/Alleghen, the windSTATION REPORT · ASOS AGCTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-AGC-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Braddock Lock And Dam (BDDP1), 6.3 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 Baldwin

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

Near Baldwin

River and lake gauges