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Derby Line, Vermont

Village in Orleans County, Vermont

Air quality

The air at Derby Line

Index 20, good, led by ozone. Read at 3 AM from its reporting area, Burlington (VT), 65 miles off.

20Good
  • Fine particles (PM2.5)5Good-
  • Ozone20Good-
  • Coarse particles (PM10)2Good-

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 23, good.

Smoke, the next 42 hours

No smoke near the ground through Sun 8 PM.

SatSun

Precipitation

What has fallen at Derby Line

0.42 in in the last 24 hours, 0.47 in over the last 3 days, to Sat 2 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.42in
Last 3 days
0.47in

Visibility

How far you can see at Derby Line, the next 42 hours

Visibility stays 9 miles or more through Sun 8 PM, lowest 9 miles Sun 5 AM.

SatSun

On the radar over Derby Line, VermontReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Derby Line, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.1 miles away.

measured now4 instruments

Derby VTVT007

Beside a road/2.3 mi away/1,040 ft/64 ft below here

temp, pavement temp, wind, visibility, precip

Rank295of 362

NewportEFK

At an airfield/10.1 mi away/930 ft/174 ft below here

temp, wind, gust, visibility, precip, pressure

Rank171of 362

measured daily2 instruments

Island PondISLV1

At a cooperative observer's station/16.6 mi away/1,171 ft/67 ft above here

snowfall, snow depth, precip, high, low

Rank4of 362

Station report

The weather at Newport, drawn

The nearest airport reporting now, 10.1 mi from Derby Line, Vermont. From its report of Oct 17, 2026, 3:15 AM local time: 3 of its 6 sheets.

The sky

Broken at 2,300 ft, broken at 3,000 ft, overcast at 3,500 ft; the ceiling is 2,300 ft; visibility 10 mi or more.

Section of the sky over Newport, height above the station to scale: broken cloud with its base at 2,300 feet, broken cloud with its base at 3,000 feet, overcast cloud with its base at 3,500 feet, the ceiling at 2,300 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EFKFIG. A THE SKY OVER NEWPORTSECTION, 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 STATION01,0002,0003,0004,0005,0006,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 3,500 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 3,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYBKN 2,300 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,300 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLENewport, the skySTATION REPORT · ASOS EFKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-EFK-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

39.7 F with a dew point of 32.0 F, 74 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,800 ft up; the lowest cloud reported is at 2,300 ft.

Chart of the air at Newport: temperature 39.7 degrees Fahrenheit and dew point 32.0, 74 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,800 feet above the station, against the lowest cloud reported at 2,300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EFKFIG. B THE AIR AT NEWPORTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 F50 FSATURATES 1,800 FT ABOVE THE STATION, AT 30.3 FLOWEST CLOUD REPORTED, BKN 2,300 FTTEMPERATURE 39.7 FDEW POINT 32.0 FSPREAD 7.7 FRELATIVE HUMIDITY 74 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 POINTTITLENewport, the airSTATION REPORT · ASOS EFKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-EFK-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (320 degrees) at 12 mph, gusting 20 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 24 mph.

Plan of the wind at Newport, north up: blowing from 320 degrees, the northwest, at 12 miles an hour, gusting 20; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EFKFIG. C THE WIND AT NEWPORTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 320°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 12 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 20 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLENewport, the windSTATION REPORT · ASOS EFKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-EFK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Vermont

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

Near Derby Line

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

Near Derby Line

River and lake gauges