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Airfield

Code
NUC
ICAO
KNUC
IATA
-
Field elevation
184 ft
Serves
San Clemente Island
Kind
Small airport
Scheduled service
No
Its own instrument
NUC
Wind now
From 300° at 13 mph, read 15 Oct, 17:56

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
06 / 249,301 ft200 ftConcrete67° / 247°8 mph head, on 2410 mph from the right
06242,500 ftN300° 13 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 San Clemente (AWOS) (NUC), San Clemente Island Naval Auxiliary Landing Field's own instrument, measure by measure, on the field's own clock.

Temperature

76 F at 5 PM; 81 F at its warmest, 1 PM, and 62 F at its coolest, 5 AM.

Now
76F
5 PM
Highest
81F
1 PM
Lowest
62F
5 AM
Temperature and Dew point at San Clemente (AWOS), temperature from 62.0 to 81.0, the latest 76.0; dew point from 52.0 to 66.0, the latest 56.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF50607080909 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 56 F, the air 50% saturated; the humidity ran from 37% at 1 PM to 97% at 5 AM.

Dew point now
56F
5 PM
Humidity now
50%
Humidity, range
37 to 97%
Relative humidity at San Clemente (AWOS), relative humidity from 37 to 97, the latest 50, in per cent.RELATIVE HUMIDITY%204060801009 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM

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

Wind

13 mph from the west northwest at 5 PM; at its strongest 14 mph, 3 PM, with a gust of 18 mph at 5 PM.

Now
13mph
from the west northwest
Strongest
14mph
3 PM
Highest gust
18mph
5 PM
Wind at San Clemente (AWOS), wind from 5 to 14, the latest 13, in miles an hour.WINDmph2.557.51012.5159 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM
Wind direction at San Clemente (AWOS), wind direction from 10 to 350, the latest 300, in degrees.WIND DIRECTION°0901802703609 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM

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

Pressure

29.94 inHg at 5 PM, steady over 3 hours; 0.12 inHg lower than a day before.

Now
29.94inHg
5 PM
3 hours
-0.01inHg
steady
24 hours
-0.12inHg
Pressure, altimeter at San Clemente (AWOS), pressure, altimeter from 29.93 to 30.06, the latest 29.94, in inches of mercury.PRESSURE, ALTIMETERinHg29.9029.9530.0030.0530.109 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM

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 San Clemente (AWOS), visibility from 10.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5109 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 5,000 ft at 10 AM; a base was reported in 6 of the hours.

Lowest base now
-
Lowest in 24 hours
5,000ft
10 AM
Hours with a base reported
6
Lowest cloud base at San Clemente (AWOS), lowest cloud base from 5,000 to 20,000, the latest 20,000, in feet.LOWEST CLOUD BASEft5,00010,00015,00020,0009 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMVFR

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

San Clemente (AWOS): every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 2 instruments nearest San Clemente Island Naval Auxiliary Landing 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 now2 instruments

San Clemente (AWOS)NUC

At an airfield/0.0 mi away/180 ft/4 ft below here

temp, wind, gust, visibility, precip, pressure

Avalon - San Clemente NROINRC1

At a river or reservoir gauge/2.8 mi away/466 ft/282 ft above here

temp, wind, gust, humidity, pressure

-

Snow on the ground

Elsewhere in California

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

Near San Clemente Island Naval Auxiliary Landing Field

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

Near San Clemente Island Naval Auxiliary Landing Field