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Loop, Pennsylvania

Community in Blair County, Pennsylvania

Air quality

The air at Loop

Index 24, good, led by fine particles. Read at 2 AM from its reporting area, Altoona (PA), 6 miles off.

24Good
  • Fine particles (PM2.5)24Good6.1 mi
  • Ozone15Good12 ppb6.1 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 Sat 8 PM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at Loop

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

Last 24 hours
0.02in
Last 3 days
0.09in

Visibility

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

Mist or haze: visibility falls to 2 miles Fri 5 AM.

FriSat

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

What is measuring near here

The 7 instruments nearest Loop, 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 now5 instruments

measured daily2 instruments

Hollidaysburg 1.9 NPA-BL-16

In a volunteer observer's own ground/2.9 mi away/1,032 ft/96 ft above here

precip, snowfall, snow depth

Rank-

Altoona 2ALOP1

At a cooperative observer's station/7.0 mi away/1,263 ft/327 ft above here

snowfall, snow depth, precip, high, low

Rank683of 1,383

Station report

The weather at Altoona/Blair Co., drawn

The nearest airport reporting now, 9.2 mi from Loop, Pennsylvania. From its report of Oct 16, 2026, 1:53 AM local time: 3 of its 6 sheets.

The sky

Overcast at 300 ft; the ceiling is 300 ft; visibility 4 mi.

Section of the sky over Altoona/Blair Co., height above the station to scale: overcast cloud with its base at 300 feet, the ceiling at 300 feet, and visibility of 4 mi.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 STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 300 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 300 FTVISIBILITY, MILES: 4 MI0510TITLEAltoona/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

The air

55.0 F with a dew point of 54.0 F, 96 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up; the lowest cloud reported is at 300 ft.

Chart of the air at Altoona/Blair Co.: temperature 55.0 degrees Fahrenheit and dew point 54.0, 96 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station, against the lowest cloud reported at 300 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 STATION01,0002,0003,00040 F50 F60 F70 FSATURATES 200 FT ABOVE THE STATION, AT 53.7 FLOWEST CLOUD REPORTED, OVC 300 FTTEMPERATURE AND DEW POINT 55.0 F, 54.0 FRELATIVE HUMIDITY 96 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-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Altoona/Blair Co., north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, 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 STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT 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 2 (ALOP1), 7.0 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Pennsylvania

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

Near Loop

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

Near Loop

River and lake gauges