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Patrick Leahy Burlington International Airport, Vermont

Medium airport in Chittenden County, Vermont

Air quality

The air at Patrick Leahy Burlington International Airport

Index 15, good, led by ozone. Read at 11 PM from its reporting area, Burlington (VT), 3 miles off.

15Good
  • Fine particles (PM2.5)14Good-
  • Ozone15Good-
  • Coarse particles (PM10)7Good-

The days ahead

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

Smoke, the next 46 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Patrick Leahy Burlington International Airport

None in the last 24 hours; 1.90 in over the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
1.90in

Visibility

How far you can see at Patrick Leahy Burlington International Airport, the next 46 hours

Mist or haze: visibility falls to 1 miles Fri 7 AM.

FriSat

Airfield

Code
BTV
ICAO
KBTV
IATA
BTV
Field elevation
335 ft
Serves
Burlington
Kind
Medium airport
Scheduled service
Yes
Its own instrument
BTV
Wind now
From 160° at 3 mph, read 15 Oct, 22:54

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
01 / 194,112 ft75 ftAsphalt351° / 171°3 mph head, on 191 mph from the left
15 / 338,319 ft150 ftAsphalt131° / 311°3 mph head, on 151 mph from the right
011915332,500 ftN160° 3 mph
Runways from their surveyed ends, north up, lengths and positions to scale; the rose in the corner is the wind now.

Measured here

What the airfield's own instrument measured, the last 24 hours

Every hour from Burlington INTL (BTV), Patrick Leahy Burlington International Airport's own instrument, measure by measure, on the field's own clock.

Temperature

41 F at 10 PM; 54 F at its warmest, 2 PM, and 41 F at its coolest, 10 PM.

Now
41F
10 PM
Highest
54F
2 PM
Lowest
41F
10 PM
Temperature and Dew point at Burlington INTL, temperature from 41.0 to 54.0, the latest 41.0; dew point from 33.0 to 46.0, the latest 38.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF30405060Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMFREEZINGTEMPERATUREDEW POINT

How it is measured: Stevenson screen and siting, Field Book FB-INS-009

Humidity and dew point

A dew point of 38 F, the air 89% saturated; the humidity ran from 46% at 4 PM to 89% at 2 AM.

Dew point now
38F
10 PM
Humidity now
89%
Humidity, range
46 to 89%
Relative humidity at Burlington INTL, relative humidity from 46 to 89, the latest 89, in per cent.RELATIVE HUMIDITY%406080100Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

How it is measured: Humidity variables, Field Book FB-WAT-002

Wind

Calm at 11 PM; at its strongest 17 mph, 2 AM, with a gust of 32 mph at 2 AM.

Now
0mph
calm
Strongest
17mph
2 AM
Highest gust
32mph
2 AM
Wind and Gust at Burlington INTL, wind from 0 to 17, the latest 0; gust from 24 to 32, the latest 26, in miles an hour.WIND AND GUSTmph010203040Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMWINDGUST
Wind direction at Burlington INTL, wind direction from 10 to 360, the latest 160, in degrees.WIND DIRECTION°090180270360Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

How it is measured: Coriolis as geometry, Field Book FB-ENG-008

Pressure

30.10 inHg at 11 PM, falling 0.06 inHg over 3 hours; 0.01 inHg higher than a day before.

Now
30.10inHg
11 PM
3 hours
-0.06inHg
falling
24 hours
+0.01inHg
Pressure, altimeter at Burlington INTL, pressure, altimeter from 30.09 to 30.31, the latest 30.10, in inches of mercury.PRESSURE, ALTIMETERinHg30.0030.1030.2030.3030.40Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

How it is measured: Hydrostatic balance, Field Book FB-ENG-003

Visibility

Down to 5 miles at 2 AM; 10 miles or more now.

Now
10+mi
Lowest
5mi
2 AM
Hours under a mile
0
Visibility at Burlington INTL, visibility from 5.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.510Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMLIFRIFRMVFRVFR

How it is measured: Fog types, Field Book FB-WAT-020

Cloud base

The lowest cloud base came down to 1,200 ft at 2 AM; a base was reported in 23 of the hours.

Lowest base now
-
Lowest in 24 hours
1,200ft
2 AM
Hours with a base reported
23
Lowest cloud base at Burlington INTL, lowest cloud base from 1,200 to 15,000, the latest 10,000, in feet.LOWEST CLOUD BASEft05,00010,00015,000Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMMVFRVFR

How it is measured: Cloud classification, Field Book FB-SKY-001

Precipitation

0.01 in measured in the gauge, the most, 0.01 in, in the hour to 2 AM.

Last 24 hours
0.01in
Wettest hour
0.01in
2 AM
Hours with some
2
Precipitation at Burlington INTL, precipitation from 0.00 to 0.01, the latest 0.00, in inches.PRECIPITATIONin0.000.030.050.070.10Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

How it is measured: ASOS, Field Book FB-INS-002

Burlington INTL: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 6 instruments nearest Patrick Leahy Burlington International Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now4 instruments

Burlington INTLBTV

At an airfield/0.2 mi away/341 ft/6 ft above here

temp, wind, gust, visibility, precip, pressure

Essex Junction RAWSESXV1

A remote fire weather station/3.1 mi away/361 ft/26 ft above here

temp, wind, gust, humidity, pressure

Williston VTVT002

Beside a road/5.2 mi away/499 ft/164 ft above here

temp, pavement temp, wind, visibility, precip

Mount MansfieldS2041

At a soil climate station/16.3 mi away/2,236 ft/1,901 ft above here

temp, humidity, soil temp, soil moisture

measured daily2 instruments

South Burlington 0.7 NEVT-CH-83

In a volunteer observer's own ground/0.9 mi away/324 ft/11 ft below here

precip, snowfall, snow depth

NashvilleNVLV1

At a cooperative observer's station/11.3 mi away/771 ft/436 ft above here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Nashville (NVLV1), 11.3 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 Patrick Leahy Burlington International Airport

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

Near Patrick Leahy Burlington International Airport