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Hollidaysburg, Pennsylvania

Borough in Blair County, Pennsylvania

Air quality

The air at Hollidaysburg

Index 28, good, led by fine particles. Read at 2 PM from its reporting area, Altoona (PA), 6 miles off.

28Good
  • Fine particles (PM2.5)28Good5.9 mi
  • Ozone27Good36 ppb5.9 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 24, good.

Smoke, the next 43 hours

Little smoke near the ground through Sun 8 AM: the index from smoke stays at 6 or under.

FriSatSun

Precipitation

What has fallen at Hollidaysburg

0.09 in in the last 24 hours, 0.14 in over the last 3 days, to Fri 1 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.09in
Last 3 days
0.14in

Visibility

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

Visibility stays 6 miles or more through Sun 8 AM, lowest 6 miles Fri 3 PM.

FriSatSun

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

What is measuring near here

The 7 instruments nearest Hollidaysburg, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.6 miles away.

measured now5 instruments

measured daily2 instruments

Hollidaysburg 1.9 NPA-BL-16

In a volunteer observer's own ground/1.9 mi away/1,032 ft/20 ft above here

precip, snowfall, snow depth

Rank-

Altoona 3SWALTP1

At a cooperative observer's station/5.9 mi away/1,369 ft/357 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Altoona/Blair Co., drawn

The nearest airport reporting now, 10.0 mi from Hollidaysburg, Pennsylvania. From its report of Oct 16, 2026, 2:33 PM local time: 3 of its 6 sheets.

The sky

Scattered at 3,700 ft, broken at 5,000 ft, overcast at 6,500 ft; the ceiling is 5,000 ft; visibility 10 mi or more.

Section of the sky over Altoona/Blair Co., height above the station to scale: scattered cloud with its base at 3,700 feet, broken cloud with its base at 5,000 feet, overcast cloud with its base at 6,500 feet, the ceiling at 5,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AOOFIG. A THE SKY OVER ALTOONA/BLAIR CO.SECTION, 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 STATION02,5005,0007,50010,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 6,500 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 5,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 3,700 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 5,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEAltoona/Blair Co., the skySTATION REPORT · ASOS AOOTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-AOO-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

68.0 F with a dew point of 60.0 F, 76 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,900 ft up; the lowest cloud reported is at 3,700 ft.

Chart of the air at Altoona/Blair Co.: temperature 68.0 degrees Fahrenheit and dew point 60.0, 76 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,900 feet above the station, against the lowest cloud reported at 3,700 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AOOFIG. B THE AIR AT ALTOONA/BLAIR CO.THE 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 1,900 FT ABOVE THE STATION, AT 58.1 FLOWEST CLOUD REPORTED, SCT 3,700 FTTEMPERATURE 68.0 FDEW POINT 60.0 FSPREAD 8.0 FRELATIVE HUMIDITY 76 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 POINTTITLEAltoona/Blair Co., the airSTATION REPORT · ASOS AOOTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-AOO-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 15 mph, gusting 47 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 47 mph.

Plan of the wind at Altoona/Blair Co., north up: blowing from 310 degrees, the northwest, at 15 miles an hour, gusting 47; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AOOFIG. C THE WIND AT ALTOONA/BLAIR CO.PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 15 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE47GUST, 47 MPH10STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEAltoona/Blair Co., the windSTATION REPORT · ASOS AOOTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-AOO-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Altoona/Blair Co., in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Altoona 3SW (ALTP1), 5.9 miles from here, read 7 Oct, 23:59. measured daily

Elsewhere in Pennsylvania

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

Near Hollidaysburg

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

Near Hollidaysburg

River and lake gauges