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Petersburg, Pennsylvania

Borough in Huntingdon County, Pennsylvania

Air quality

The air at Petersburg

Index 17, good, led by ozone. Read at 7 AM from its reporting area, State College (PA), 18 miles off.

17Good
  • Fine particles (PM2.5)16Good18.2 mi
  • Ozone17Good8 ppb18.2 mi

The days ahead

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

Smoke, the next 44 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 Petersburg

0.03 in in the last 24 hours, and none in the 2 days before, to Fri 6 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.03in
Last 3 days
0.03in

Visibility

How far you can see at Petersburg, the next 44 hours

Visibility stays 7 miles or more through Sun 2 AM, lowest 8 miles Fri 7 AM.

FriSat

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

What is measuring near here

The 7 instruments nearest Petersburg, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.3 miles away.

measured now5 instruments

measured daily2 instruments

Station report

The weather at State College, drawn

The nearest airport reporting now, 21.8 mi from Petersburg, Pennsylvania. From its report of Oct 16, 2026, 5:53 AM local time: 3 of its 6 sheets.

The sky

Overcast at 400 ft; the ceiling is 400 ft; visibility 7 mi.

Section of the sky over State College, height above the station to scale: overcast cloud with its base at 400 feet, the ceiling at 400 feet, and visibility of 7 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UNVFIG. A THE SKY OVER STATE COLLEGESECTION, 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 STATIONOVC 400 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 400 FTVISIBILITY, MILES: 7 MI0510TITLEState College, the skySTATION REPORT · ASOS UNVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-UNV-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

57.2 F with a dew point of 57.2 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 400 ft.

Chart of the air at State College: temperature 57.2 degrees Fahrenheit and dew point 57.2, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UNVFIG. B THE AIR AT STATE COLLEGETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 400 FTTEMPERATURE AND DEW POINT 57.2 F, 57.2 FRELATIVE HUMIDITY 100 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 POINTTITLEState College, the airSTATION REPORT · ASOS UNVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-UNV-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southwest (230 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at State College, north up: blowing from 230 degrees, the southwest, at 7 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UNVFIG. C THE WIND AT STATE COLLEGEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 230°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEState College, the windSTATION REPORT · ASOS UNVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-UNV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of State College, 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 Petersburg

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

Near Petersburg

River and lake gauges