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Friday Harbor Airport, Washington

Medium airport in San Juan County, Washington

Air quality

The air at Friday Harbor Airport

Index 24, good, led by fine particles. Read at 11 PM from its reporting area, Anacortes (WA), 19 miles off.

24Good
  • Fine particles (PM2.5)24Good-
  • Ozone6Good-

The days ahead

Highest moderate, today, led by fine particles. Yesterday measured 24, good.

Smoke, the next 42 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Friday Harbor Airport

None in the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Friday Harbor Airport, the next 42 hours

Visibility stays 6 miles or more through Sat 5 PM, lowest 7 miles Sat 3 AM.

FriSat

Airfield

Code
FHR
ICAO
KFHR
IATA
FRD
Field elevation
113 ft
Serves
Friday Harbor
Kind
Medium airport
Scheduled service
Yes
Its own instrument
FHR
Wind now
Calm, read 15 Oct, 23:53

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
16 / 343,402 ft75 ftAsphalt176° / 356°CalmCalm
16341,000 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 Friday Harbor (FHR), Friday Harbor Airport's own instrument, measure by measure, on the field's own clock.

Temperature

53 F at 8 PM Thursday; 61 F at its warmest, 1 PM Thursday, and 51 F at its coolest, 1 AM Thursday.

Now
53F
8 PM Thursday
Highest
61F
1 PM Thursday
Lowest
51F
1 AM Thursday
Temperature and Dew point at Friday Harbor, temperature from 51.0 to 61.0, the latest 53.0; dew point from 47.0 to 51.4, the latest 47.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF45505560653 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 47 F, the air 80% saturated; the humidity ran from 67% at 1 PM Thursday to 96% at 8 AM Thursday.

Dew point now
47F
8 PM Thursday
Humidity now
80%
Humidity, range
67 to 96%
Relative humidity at Friday Harbor, relative humidity from 67 to 96, the latest 80, in per cent.RELATIVE HUMIDITY%607080901003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

4 mph from the north at 8 PM Thursday; at its strongest 8 mph, 9 AM Thursday, and no gust reported.

Now
4mph
from the north
Strongest
8mph
9 AM Thursday
Highest gust
-
none reported
Wind at Friday Harbor, wind from 1 to 8, the latest 4, in miles an hour.WINDmph024683 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16
Wind direction at Friday Harbor, wind direction from 10 to 360, the latest 350, 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

30.28 inHg at 8 PM Thursday, steady over 3 hours; 0.11 inHg lower than a day before.

Now
30.28inHg
8 PM Thursday
3 hours
-0.02inHg
steady
24 hours
-0.11inHg
Pressure, altimeter at Friday Harbor, pressure, altimeter from 30.28 to 30.44, the latest 30.28, in inches of mercury.PRESSURE, ALTIMETERinHg30.2530.3030.3530.4030.453 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Visibility

Down to 5 miles at 8 AM Thursday; 10 miles or more now.

Now
10+mi
Lowest
5mi
8 AM Thursday
Hours under a mile
0
Visibility at Friday Harbor, visibility from 5.0 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 8 AM Thursday; a base was reported in 8 of the hours.

Lowest base now
-
Lowest in 24 hours
300ft
8 AM Thursday
Hours with a base reported
8
Lowest cloud base at Friday Harbor, lowest cloud base from 300 to 700, the latest 500, in feet.LOWEST CLOUD BASEft3004005006007003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16LIFRIFR

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
-
Hours with some
0

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

Friday Harbor: 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 Friday Harbor Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now3 instruments

Friday HarborFHR

At an airfield/0.1 mi away/108 ft/5 ft below here

temp, wind, gust, visibility, precip, pressure

Mount VernonTAVON

Beside a road/27.7 mi away/16 ft/97 ft below here

temp, pavement temp, wind, visibility, precip

measured daily2 instruments

Friday Harbor 1.0 SEWA-SJ-56

In a volunteer observer's own ground/0.5 mi away/119 ft/6 ft above here

precip, snowfall, snow depth

Padilla Bay FarmPBFW1

On a farm or research station/25.8 mi away/3 ft/110 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Washington

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

Near Friday Harbor Airport

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

Near Friday Harbor Airport