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Montandon, Pennsylvania

Community in Northumberland County, Pennsylvania

Air quality

The air at Montandon

Index 23, good, led by ozone. Read at 2 AM from its reporting area, Williamsport (PA), 21 miles off.

23Good
  • Ozone23Good-

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 27, good.

Smoke, the next 42 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 Montandon

None in the last 3 days, to Fri 2 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 Montandon, the next 42 hours

Visibility stays 4 miles or more through Sat 8 PM, lowest 5 miles Fri 5 AM.

FriSat

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

What is measuring near here

The 7 instruments nearest Montandon, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.0 miles away.

measured now5 instruments

measured daily2 instruments

Milton 2.0 SPA-NM-6

In a volunteer observer's own ground/1.0 mi away/473 ft/12 ft above here

precip, snowfall, snow depth

Rank64of 1,383

LewisburgLBGP1

At a cooperative observer's station/1.6 mi away/472 ft/11 ft above here

snowfall, snow depth, precip, high, low

Rank107of 1,383

Station report

The weather at Selinsgrove, drawn

The nearest airport reporting now, 10.0 mi from Montandon, Pennsylvania. From its report of Oct 16, 2026, 2:53 AM local time: 3 of its 6 sheets.

The sky

Overcast at 1,500 ft; the ceiling is 1,500 ft; visibility 10 mi or more.

Section of the sky over Selinsgrove, height above the station to scale: overcast cloud with its base at 1,500 feet, the ceiling at 1,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SEGFIG. A THE SKY OVER SELINSGROVESECTION, 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 1,500 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,500 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLESelinsgrove, the skySTATION REPORT · ASOS SEGTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SEG-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 54.0 F, 83 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up; the lowest cloud reported is at 1,500 ft.

Chart of the air at Selinsgrove: temperature 59.0 degrees Fahrenheit and dew point 54.0, 83 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station, against the lowest cloud reported at 1,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SEGFIG. B THE AIR AT SELINSGROVETHE 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 1,200 FT ABOVE THE STATION, AT 52.8 FLOWEST CLOUD REPORTED, OVC 1,500 FTTEMPERATURE 59.0 FDEW POINT 54.0 FSPREAD 5.0 FRELATIVE HUMIDITY 83 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 POINTTITLESelinsgrove, the airSTATION REPORT · ASOS SEGTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SEG-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

At 6 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 16 mph.

Plan of the wind at Selinsgrove, north up: at 6 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 SEGFIG. C THE WIND AT SELINSGROVEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONDIRECTION NOT REPORTEDBEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESelinsgrove, the windSTATION REPORT · ASOS SEGTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SEG-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Lewisburg (LBGP1), 1.6 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 Montandon

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

Near Montandon

River and lake gauges