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Grant County Airport, West Virginia

Small airport in Grant County, West Virginia

Air quality

The air at Grant County Airport

Index 33, good, led by fine particles. Read at 1 AM from its reporting area, Harrisonburg (VA), 40 miles off.

33Good
  • Fine particles (PM2.5)33Good-
  • Ozone3Good-
  • Coarse particles (PM10)10Good-

The days ahead

Yesterday measured 34, good.

Smoke, the next 43 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at Grant County Airport

0.09 in in the last 24 hours, 0.45 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.09in
Last 3 days
0.45in

Visibility

How far you can see at Grant County Airport, the next 43 hours

Visibility stays 9 miles or more through Sat 8 PM, lowest 9 miles Fri 2 AM.

FriSat

Airfield

Code
W99
ICAO
-
IATA
PGC
Field elevation
963 ft
Serves
Petersburg
Kind
Small airport
Scheduled service
No
Its own instrument
W99
Wind now
Calm, read 16 Oct, 00:55

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
13 / 315,000 ft75 ftAsphalt122° / 302°CalmCalm
13312,000 ftN
Runways from their surveyed ends, north up, lengths and positions to scale.

Measured here

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

Every hour from Grant_County_Airport (W99), Grant County Airport's own instrument, measure by measure, on the field's own clock.

Temperature

59 F at 12 AM; 68 F at its warmest, 3 AM Thursday, and 59 F at its coolest, 10 PM Thursday.

Now
59F
12 AM
Highest
68F
3 AM Thursday
Lowest
59F
10 PM Thursday
Temperature and Dew point at Grant_County_Airport, temperature from 58.5 to 68.0, the latest 58.6; dew point from 58.5 to 68.0, the latest 58.6, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF57.56062.56567.5703 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16TEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 59 F, the air 100% saturated; the humidity ran from 100% at 3 AM Thursday to 100% at 3 AM Thursday.

Dew point now
59F
12 AM
Humidity now
100%
Humidity, range
100 to 100%
Relative humidity at Grant_County_Airport, relative humidity from 100 to 100, the latest 100, in per cent.RELATIVE HUMIDITY%9999.5100100.51013 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

Calm at 12 AM; at its strongest 6 mph, 10 AM Thursday, and no gust reported.

Now
0mph
calm
Strongest
6mph
10 AM Thursday
Highest gust
-
none reported
Wind at Grant_County_Airport, wind from 0 to 6, the latest 0, in miles an hour.WINDmph02463 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16
Wind direction at Grant_County_Airport, wind direction from 30 to 360, the latest 340, in degrees.WIND DIRECTION°0901802703603 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Pressure

30.01 inHg at 12 AM, falling 0.07 inHg over 3 hours; 0.07 inHg lower than a day before.

Now
30.01inHg
12 AM
3 hours
-0.07inHg
falling
24 hours
-0.07inHg
Pressure, altimeter at Grant_County_Airport, pressure, altimeter from 30.01 to 30.19, the latest 30.01, in inches of mercury.PRESSURE, ALTIMETERinHg30.0030.0530.1030.1530.203 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Visibility

Down to 1 miles at 4 AM Thursday; 10 miles or more now.

Now
10+mi
Lowest
1mi
4 AM Thursday
Hours under a mile
0
Visibility at Grant_County_Airport, visibility from 1.3 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16LIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 300 ft at 4 AM Thursday; a base was reported in 22 of the hours.

Lowest base now
-
Lowest in 24 hours
300ft
4 AM Thursday
Hours with a base reported
22
Lowest cloud base at Grant_County_Airport, lowest cloud base from 300 to 1,000, the latest 600, in feet.LOWEST CLOUD BASEft2004006008001,0003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16LIFRIFR

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

Precipitation

0.15 in measured in the gauge, the most, 0.06 in, in the hour to 6 PM Thursday.

Last 24 hours
0.15in
Wettest hour
0.06in
6 PM Thursday
Hours with some
12
Precipitation at Grant_County_Airport, precipitation from 0.00 to 0.06, the latest 0.00, in inches.PRECIPITATIONin0.000.030.050.070.103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

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

What is measuring near here

The 5 instruments nearest Grant County 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 now3 instruments

Grant_County_AirportW99

At an airfield/0.0 mi away/961 ft/2 ft below here

temp, wind, gust, visibility, precip, pressure

HuckHUKW2

At a river or reservoir gauge/8.9 mi away/2,736 ft/1,773 ft above here

temp, wind, gust, humidity, pressure

Elkins 21 ENE03733

At a climate reference station/17.4 mi away/3,390 ft/2,427 ft above here

temp, humidity, wind, solar, precip

measured daily2 instruments

PetersburgPETW2

At a cooperative observer's station/0.8 mi away/994 ft/31 ft above here

snowfall, snow depth, precip, high, low

Rig 0.4 NWWV-HY-2

In a volunteer observer's own ground/6.2 mi away/1,115 ft/152 ft above here

precip, snowfall, snow depth

0in

Snow on the ground

Measured at Petersburg (PETW2), 0.8 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in West Virginia

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

Near Grant County Airport

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

Near Grant County Airport