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Grant County Regional Airport / Ogilvie Field, Oregon

Small airport in Grant County, Oregon

Air quality

The air at Grant County Regional Airport / Ogilvie Field

Index 24, good, led by fine particles. Read at 2 AM from its reporting area, John Day (OR), 1 mile off.

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

The days ahead

Yesterday measured 22, good.

Smoke, the next 46 hours

Smoke near the ground peaks at index 152, unhealthy, Fri 5 PM.

FriSat

Precipitation

What has fallen at Grant County Regional Airport / Ogilvie Field

None in the last 3 days, to Fri 1 AM. 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 Grant County Regional Airport / Ogilvie Field, the next 46 hours

Visibility stays 9 miles or more through Sat 11 PM, lowest 10 miles Fri 4 PM.

FriSat

Airfield

Code
GCD
ICAO
KGCD
IATA
JDA
Field elevation
3,703 ft
Serves
John Day
Kind
Small airport
Scheduled service
No
Its own instrument
GCD
Wind now
From 80° at 6 mph, read 16 Oct, 02:35

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
09 / 27 unlit4,100 ft60 ftAsphalt109° / 289°5 mph head, on 093 mph from the left
17 / 35 unlit5,224 ft60 ftAsphalt180° / 0°1 mph head, on 356 mph from the right
092717352,000 ftN80° 6 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 John Day (GCD), Grant County Regional Airport / Ogilvie Field's own instrument, measure by measure, on the field's own clock.

Temperature

46 F at 2 AM; 74 F at its warmest, 4 PM Thursday, and 38 F at its coolest, 7 AM Thursday.

Now
46F
2 AM
Highest
74F
4 PM Thursday
Lowest
38F
7 AM Thursday
Temperature and Dew point at John Day, temperature from 37.6 to 74.3, the latest 46.4; dew point from 16.0 to 35.9, the latest 16.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF0204060803 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16FREEZINGTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 16 F, the air 29% saturated; the humidity ran from 11% at 4 PM Thursday to 82% at 6 AM Thursday.

Dew point now
16F
2 AM
Humidity now
29%
Humidity, range
11 to 82%
Relative humidity at John Day, relative humidity from 11 to 82, the latest 29, in per cent.RELATIVE HUMIDITY%0204060801003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

6 mph from the east at 2 AM; at its strongest 9 mph, 4 AM Thursday, with a gust of 16 mph at 1 AM.

Now
6mph
from the east
Strongest
9mph
4 AM Thursday
Highest gust
16mph
1 AM
Wind and Gust at John Day, wind from 0 to 9, the latest 6; gust from 9 to 16, the latest 16, in miles an hour.WIND AND GUSTmph051015203 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16WINDGUST
Wind direction at John Day, wind direction from 80 to 320, the latest 80, 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

30.49 inHg at 2 AM, steady over 3 hours; 0.03 inHg higher than a day before.

Now
30.49inHg
2 AM
3 hours
+0.01inHg
steady
24 hours
+0.03inHg
Pressure, altimeter at John Day, pressure, altimeter from 30.44 to 30.52, the latest 30.49, in inches of mercury.PRESSURE, ALTIMETERinHg30.4430.4630.4830.5030.523 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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 John Day, visibility from 10.0 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

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

John Day: 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 Grant County Regional Airport / Ogilvie Field, 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

John DayGCD

At an airfield/0.0 mi away/3,697 ft/6 ft below here

temp, wind, gust, visibility, precip, pressure

Starr Ridge SnotelSTRO3

A snow pillow on a mountain/10.1 mi away/5,250 ft/1,547 ft above here

temp, wind, gust, humidity, pressure

John Day 35 WNW04125

At a climate reference station/34.9 mi away/2,245 ft/1,458 ft below here

temp, humidity, wind, solar, precip

measured daily2 instruments

John DayJDRO3

At a cooperative observer's station/1.3 mi away/3,100 ft/603 ft below here

snowfall, snow depth, precip, high, low

John Day 0.6 NWOR-GR-8

In a volunteer observer's own ground/1.5 mi away/3,182 ft/521 ft below here

precip, snowfall, snow depth

-

Snow on the ground

Elsewhere in Oregon

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

Near Grant County Regional Airport / Ogilvie Field

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

Near Grant County Regional Airport / Ogilvie Field