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Thompsontown, Pennsylvania

Borough in Juniata County, Pennsylvania

Air quality

The air at Thompsontown

Index 21, good, led by fine particles. Read at 12 AM from its reporting area, State College (PA), 36 miles off.

21Good
  • Fine particles (PM2.5)21Good22.5 mi
  • Ozone21Good-

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 38, good.

Smoke, the next 44 hours

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

FriSat

Precipitation

What has fallen at Thompsontown

None in the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

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

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

FriSat

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

What is measuring near here

The 7 instruments nearest Thompsontown, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 6.3 miles away.

measured now5 instruments

ReedsvilleRVL

At an airfield/21.8 mi away/810 ft/358 ft above here

temp, wind, gust, visibility, precip, pressure

Rank787of 1,383

measured daily2 instruments

Millerstown 2.4 NEPA-PR-5

In a volunteer observer's own ground/6.3 mi away/525 ft/73 ft above here

precip, snowfall, snow depth

Rank-

LewistownLSTP1

At a cooperative observer's station/17.3 mi away/476 ft/24 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Reedsville, drawn

The nearest airport reporting now, 21.8 mi from Thompsontown, Pennsylvania. From its report of Oct 16, 2026, 12:35 AM local time: 3 of its 6 sheets.

The sky

Overcast at 1,100 ft; the ceiling is 1,100 ft; visibility 8 mi.

Section of the sky over Reedsville, height above the station to scale: overcast cloud with its base at 1,100 feet, the ceiling at 1,100 feet, and visibility of 8 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RVLFIG. A THE SKY OVER REEDSVILLESECTION, 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 1,100 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,100 FTVISIBILITY, MILES: 8 MI0510TITLEReedsville, the skySTATION REPORT · ASOS RVLTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-RVL-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

59.0 F with a dew point of 55.4 F, 88 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up; the lowest cloud reported is at 1,100 ft.

Chart of the air at Reedsville: temperature 59.0 degrees Fahrenheit and dew point 55.4, 88 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 feet above the station, against the lowest cloud reported at 1,100 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RVLFIG. B THE AIR AT REEDSVILLETHE 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 800 FT ABOVE THE STATION, AT 54.5 FLOWEST CLOUD REPORTED, OVC 1,100 FTTEMPERATURE 59.0 FDEW POINT 55.4 FSPREAD 3.6 FRELATIVE HUMIDITY 88 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 POINTTITLEReedsville, the airSTATION REPORT · ASOS RVLTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-RVL-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 Reedsville, 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 RVLFIG. C THE WIND AT REEDSVILLEPLAN, 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 FORCE73TITLEReedsville, the windSTATION REPORT · ASOS RVLTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-RVL-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Lewistown (LSTP1), 17.3 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 Thompsontown

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

Near Thompsontown

River and lake gauges