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Washington County Airport, Pennsylvania

Small airport in Washington County, Pennsylvania

Air quality

The air at Washington County Airport

Index 15, good, led by ozone. Read at 4 AM from its reporting area, Wheeling (WV), 22 miles off.

15Good
  • Fine particles (PM2.5)-9.2 mi
  • Ozone15Good20 ppb9.2 mi
  • Coarse particles (PM10)-23.2 mi
  • Sulfur dioxide1Good1 ppb23.2 mi

The days ahead

Yesterday measured 12, good.

Smoke, the next 40 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 Washington County Airport

None in the last 24 hours; 0.02 in over the last 3 days, to Fri 4 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.02in

Visibility

How far you can see at Washington County Airport, the next 40 hours

Mist or haze: visibility falls to 3 miles Fri 1 PM.

FriSat

Airfield

Code
AFJ
ICAO
KAFJ
IATA
WSG
Field elevation
1,184 ft
Serves
Washington
Kind
Small airport
Scheduled service
No
Its own instrument
AFJ
Wind now
From 210° at 7 mph, read 16 Oct, 03:56

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
09 / 275,004 ft100 ftAsphalt85° / 265°4 mph head, on 276 mph from the left
09272,000 ftN210° 7 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 Washington County (AFJ), Washington County Airport's own instrument, measure by measure, on the field's own clock.

Temperature

73 F at 4 AM; 73 F at its warmest, 4 AM, and 55 F at its coolest, 6 AM Thursday.

Now
73F
4 AM
Highest
73F
4 AM
Lowest
55F
6 AM Thursday
Temperature and Dew point at Washington County, temperature from 55.2 to 73.0, the latest 73.0; dew point from 51.9 to 70.0, the latest 66.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF506070806 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 66 F, the air 79% saturated; the humidity ran from 79% at 4 AM to 100% at 11 PM Thursday.

Dew point now
66F
4 AM
Humidity now
79%
Humidity, range
79 to 100%
Relative humidity at Washington County, relative humidity from 79 to 100, the latest 79, in per cent.RELATIVE HUMIDITY%7080901006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Wind

10 mph from the southwest at 4 AM; at its strongest 10 mph, 4 AM, with a gust of 16 mph at 4 AM.

Now
10mph
from the southwest
Strongest
10mph
4 AM
Highest gust
16mph
4 AM
Wind at Washington County, wind from 0 to 10, the latest 10, in miles an hour.WINDmph0510156 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
Wind direction at Washington County, wind direction from 30 to 220, the latest 220, 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

29.88 inHg at 4 AM, falling 0.04 inHg over 3 hours; 0.31 inHg lower than a day before.

Now
29.88inHg
4 AM
3 hours
-0.04inHg
falling
24 hours
-0.31inHg
Pressure, altimeter at Washington County, pressure, altimeter from 29.88 to 30.20, the latest 29.88, in inches of mercury.PRESSURE, ALTIMETERinHg29.8029.9030.0030.1030.206 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Visibility

Down to 3 miles at 11 PM Thursday; 10 miles or more now.

Now
10+mi
Lowest
3mi
11 PM Thursday
Hours under a mile
0
Visibility at Washington County, visibility from 3.0 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 400 ft at 10 PM Thursday; a base was reported in 23 of the hours.

Lowest base now
-
Lowest in 24 hours
400ft
10 PM Thursday
Hours with a base reported
23
Lowest cloud base at Washington County, lowest cloud base from 400 to 1,600, the latest 1,600, in feet.LOWEST CLOUD BASEft05001,0001,5002,0006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMLIFRIFRMVFR

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
1 PM Thursday
Hours with some
4
Precipitation at Washington County, precipitation from 0.00 to trace, the latest 0.00, 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

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

What is measuring near here

The 4 instruments nearest Washington County Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now2 instruments

Washington CountyAFJ

At an airfield/0.3 mi away/1,171 ft/13 ft below here

temp, wind, gust, visibility, precip, pressure

measured daily2 instruments

Washington 1.5 SEPA-WS-33

In a volunteer observer's own ground/3.9 mi away/1,149 ft/35 ft below here

precip, snowfall, snow depth

WaynesburgWYNP1

At a cooperative observer's station/17.7 mi away/938 ft/246 ft below here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Waynesburg (WYNP1), 17.7 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Pennsylvania

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

Near Washington County Airport

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

Near Washington County Airport