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Jack Mc Namara Field Airport, California

Medium airport in Del Norte County, California

Air quality

The air at Jack Mc Namara Field Airport

Index 47, good, led by fine particles. Read at 10 PM from its reporting area, Crescent City (CA), 3 miles off.

47Good
  • Fine particles (PM2.5)47Good-

The days ahead

Yesterday measured 55, moderate.

Smoke, the next 43 hours

No smoke near the ground through Sat 5 PM.

FriSat

Precipitation

What has fallen at Jack Mc Namara Field Airport

None in the last 3 days, to Thu 10 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 Jack Mc Namara Field Airport, the next 43 hours

Dense fog: visibility falls to 0 miles Fri 5 AM, under a mile for 22 hours.

FriSat

Airfield

Code
CEC
ICAO
KCEC
IATA
CEC
Field elevation
61 ft
Serves
Crescent City
Kind
Medium airport
Scheduled service
Yes
Its own instrument
CEC
Wind now
Calm, read 15 Oct, 22:56

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
11 / 295,002 ft150 ftAsphalt132° / 312°CalmCalm
17 / 355,002 ft150 ftAsphalt193° / 13°CalmCalm
112917352,000 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 Crescent City (CEC), Jack Mc Namara Field Airport's own instrument, measure by measure, on the field's own clock.

Temperature

53 F at 8 PM; 74 F at its warmest, 2 PM, and 45 F at its coolest, 5 AM.

Now
53F
8 PM
Highest
74F
2 PM
Lowest
45F
5 AM
Temperature and Dew point at Crescent City, temperature from 45.0 to 74.0, the latest 53.0; dew point from 44.0 to 54.0, the latest 50.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF4050607080Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 50 F, the air 90% saturated; the humidity ran from 37% at 4 PM to 98% at 7 AM.

Dew point now
50F
8 PM
Humidity now
90%
Humidity, range
37 to 98%
Relative humidity at Crescent City, relative humidity from 37 to 98, the latest 90, in per cent.RELATIVE HUMIDITY%20406080100Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

4 mph from the north northwest at 8 PM; at its strongest 7 mph, 3 PM, and no gust reported.

Now
4mph
from the north northwest
Strongest
7mph
3 PM
Highest gust
-
none reported
Wind at Crescent City, wind from 0 to 7, the latest 4, in miles an hour.WINDmph02468Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM
Wind direction at Crescent City, wind direction from 30 to 360, the latest 340, in degrees.WIND DIRECTION°090180270360Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Pressure

30.15 inHg at 8 PM, steady over 3 hours; the same as a day before.

Now
30.15inHg
8 PM
3 hours
+0.02inHg
steady
24 hours
+0.00inHg
Pressure, altimeter at Crescent City, pressure, altimeter from 30.13 to 30.18, the latest 30.15, in inches of mercury.PRESSURE, ALTIMETERinHg30.1230.1430.1630.18Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Visibility

Down to 2 miles at 6 AM; 10 miles or more now.

Now
10+mi
Lowest
2mi
6 AM
Hours under a mile
0
Visibility at Crescent City, visibility from 1.8 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.510Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMLIFRIFRMVFRVFR

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

Crescent City: 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 Jack Mc Namara Field 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

Crescent CityCEC

At an airfield/0.3 mi away/64 ft/3 ft above here

temp, wind, gust, visibility, precip, pressure

Fort Dick - Moseley RoadXFDC1

At a river or reservoir gauge/8.3 mi away/33 ft/28 ft below here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Crescent City 1.0 NWCA-DN-20

In a volunteer observer's own ground/1.6 mi away/53 ft/8 ft below here

precip, snowfall, snow depth

Gasquet RsGASC1

At a cooperative observer's station/14.7 mi away/433 ft/372 ft above here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in California

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

Near Jack Mc Namara Field Airport

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

Near Jack Mc Namara Field Airport