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Edward F Knapp State Airport, Vermont

Medium airport in Washington County, Vermont

Air quality

The air at Edward F Knapp State Airport

Index 26, good, led by ozone. Read at 3 AM from its reporting area, Burlington (VT), 37 miles off.

26Good
  • Fine particles (PM2.5)15Good-
  • Ozone26Good-
  • Coarse particles (PM10)6Good-

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 27, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Edward F Knapp State Airport

None in the last 24 hours; 2.45 in over the last 3 days, to Fri 2 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
2.45in

Visibility

How far you can see at Edward F Knapp State Airport, the next 41 hours

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

FriSat

Airfield

Code
MPV
ICAO
KMPV
IATA
MPV
Field elevation
1,166 ft
Serves
Barre/Montpelier
Kind
Medium airport
Scheduled service
No
Its own instrument
MPV
Wind now
From 200° at 10 mph, read 16 Oct, 03:51

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
05 / 23 unlit3,001 ft75 ftAsphalt32° / 212°10 mph head, on 232 mph from the left
17 / 355,000 ft100 ftAsphalt152° / 332°7 mph head, on 177 mph from the right
052317352,500 ftN200° 10 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 Barre-Montpelier (MPV), Edward F Knapp State Airport's own instrument, measure by measure, on the field's own clock.

Temperature

45 F at 3 AM; 53 F at its warmest, 2 PM Thursday, and 35 F at its coolest, 10 PM Thursday.

Now
45F
3 AM
Highest
53F
2 PM Thursday
Lowest
35F
10 PM Thursday
Temperature and Dew point at Barre-Montpelier, temperature from 35.0 to 53.0, the latest 45.0; dew point from 28.0 to 40.0, the latest 34.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF20304050606 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMFREEZINGTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 34 F, the air 65% saturated; the humidity ran from 38% at 2 PM Thursday to 96% at 1 AM.

Dew point now
34F
3 AM
Humidity now
65%
Humidity, range
38 to 96%
Relative humidity at Barre-Montpelier, relative humidity from 38 to 96, the latest 65, in per cent.RELATIVE HUMIDITY%204060801006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Wind

5 mph from the south southwest at 3 AM; at its strongest 10 mph, 8 AM Thursday, with a gust of 20 mph at 6 AM Thursday.

Now
5mph
from the south southwest
Strongest
10mph
8 AM Thursday
Highest gust
20mph
6 AM Thursday
Wind and Gust at Barre-Montpelier, wind from 0 to 10, the latest 5; gust from 17 to 20, the latest 17, in miles an hour.WIND AND GUSTmph051015206 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMWINDGUST
Wind direction at Barre-Montpelier, wind direction from 30 to 360, the latest 200, in degrees.WIND DIRECTION°0901802703606 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Pressure

29.98 inHg at 3 AM, falling 0.14 inHg over 3 hours; 0.23 inHg lower than a day before.

Now
29.98inHg
3 AM
3 hours
-0.14inHg
falling
24 hours
-0.23inHg
Pressure, altimeter at Barre-Montpelier, pressure, altimeter from 29.98 to 30.30, the latest 29.98, in inches of mercury.PRESSURE, ALTIMETERinHg29.9030.0030.1030.2030.306 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Visibility

10 miles or more every hour.

Now
10+mi
Lowest
10+mi
Hours under a mile
0
Visibility at Barre-Montpelier, visibility from 10.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5106 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 2,100 ft at 7 AM Thursday; a base was reported in 9 of the hours.

Lowest base now
-
Lowest in 24 hours
2,100ft
7 AM Thursday
Hours with a base reported
9
Lowest cloud base at Barre-Montpelier, lowest cloud base from 2,100 to 11,000, the latest 7,000, in feet.LOWEST CLOUD BASEft02,5005,0007,50010,00012,5006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMMVFRVFR

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

Precipitation

None measured in the gauge in the last 24 hours.

Last 24 hours
0.00in
Wettest hour
0.00in
3 AM
Hours with some
1
Precipitation at Barre-Montpelier, precipitation from 0.00 to trace, the latest trace, in inches.PRECIPITATIONin0.000.030.050.070.106 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Barre-Montpelier: 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 Edward F Knapp State Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.0 miles away.

measured now4 instruments

Barre-MontpelierMPV

At an airfield/0.0 mi away/1,165 ft/1 ft below here

temp, wind, gust, visibility, precip, pressure

Berlin VTVT003

Beside a road/1.2 mi away/1,037 ft/129 ft below here

temp, pavement temp, wind, visibility, precip

Mount MansfieldS2041

At a soil climate station/26.6 mi away/2,236 ft/1,070 ft above here

temp, humidity, soil temp, soil moisture

measured daily2 instruments

Montpelier 1.2 SSEVT-WS-46

In a volunteer observer's own ground/2.8 mi away/789 ft/377 ft below here

precip, snowfall, snow depth

PlainfieldPLFV1

At a cooperative observer's station/8.9 mi away/850 ft/316 ft below here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Plainfield (PLFV1), 8.9 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 Edward F Knapp State Airport

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

Near Edward F Knapp State Airport