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South Hero, Vermont

Community in Grand Isle County, Vermont

Air quality

The air at South Hero

Index 20, good, led by ozone. Read at 12 AM from its reporting area, Burlington (VT), 14 miles off.

20Good
  • Fine particles (PM2.5)18Good23.3 mi
  • Ozone20Good25 ppb23.3 mi
  • Coarse particles (PM10)10Good23.3 mi
  • Sulfur dioxide0Good0.1 ppb23.3 mi
  • Carbon monoxide-0.1 ppm23.3 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 16, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at South Hero

None in the last 24 hours; 3.10 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
3.10in

Visibility

How far you can see at South Hero, the next 44 hours

Mist or haze: visibility falls to 2 miles Fri 7 AM.

FriSat

On the radar over South Hero, VermontReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 7 instruments nearest South Hero, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.3 miles away.

measured now5 instruments

Mount MansfieldS2041

At a soil climate station/24.6 mi away/2,236 ft/2,108 ft above here

temp, humidity, soil temp, soil moisture

Rank282of 354

measured daily2 instruments

Grand Isle 2.8 SVT-GI-1

In a volunteer observer's own ground/2.3 mi away/136 ft/8 ft above here

precip, snowfall, snow depth

Rank-

NashvilleNVLV1

At a cooperative observer's station/23.3 mi away/771 ft/643 ft above here

snowfall, snow depth, precip, high, low

Rank352of 354

Station report

The weather at Burlington INTL, drawn

The nearest airport reporting now, 14.7 mi from South Hero, Vermont. From its report of Oct 16, 2026, 12:54 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Burlington INTL, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BTVFIG. A THE SKY OVER BURLINGTON INTLSECTION, 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 SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEBurlington INTL, the skySTATION REPORT · ASOS BTVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-BTV-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

43.0 F with a dew point of 37.0 F, 79 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,400 ft up.

Chart of the air at Burlington INTL: temperature 43.0 degrees Fahrenheit and dew point 37.0, 79 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BTVFIG. B THE AIR AT BURLINGTON INTLTHE 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 1,400 FT ABOVE THE STATION, AT 35.6 FTEMPERATURE 43.0 FDEW POINT 37.0 FSPREAD 6.0 FRELATIVE HUMIDITY 79 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 POINTTITLEBurlington INTL, the airSTATION REPORT · ASOS BTVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-BTV-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (170 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Burlington INTL, north up: blowing from 170 degrees, the south, at 5 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 BTVFIG. C THE WIND AT BURLINGTON INTLPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 170°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEBurlington INTL, the windSTATION REPORT · ASOS BTVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-BTV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Nashville (NVLV1), 23.3 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Vermont

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

Near South Hero

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

Near South Hero

River and lake gauges