San Clemente Island Naval Auxiliary Landing Field Private

NUC · KNUC · San Clemente Island, CA · 184 ft elevation · var 12E · Towered

Overview Weather Runways Comms & NavAids Charts Services & info

Airport information

ICAO / IATA: KNUC
Coordinates: 33.0227, -118.5880
Elevation: 184 ft MSL
Magnetic variation: 12E
Sectional chart: LOS ANGELES
Airport use: Private
Control tower: Yes
ARTCC: LOS ANGELES (ZLA)
Flight service (FSS): SAN DIEGO
NOTAM facility: NUC
Attendance: MON 1500-0200Z+; TUE-THU 1600-0200Z+; FRI 1600-0000Z+; CLSD SAT, SUN AND HOL.
Beacon: S-white-green (SS-SR)
Segmented circle: No
Distance from city: 0 NW

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-21

Event	Local (PDT)	UTC
Morning civil twilight Loggable night ends	05:17 AM	12:17Z
Sunrise	05:46 AM	12:46Z
Sunset	08:06 PM	03:06Z
Evening civil twilight Loggable night begins	08:35 PM	03:35Z

Loggable night (§1.1)

08:35 PM → 05:17 AM

Night currency (§61.57)

09:06 PM → 04:46 AM

Plan a flight from KNUC

Destination (ICAO)

TAS (kt)Burn (gph)Reserve (hr)Wind from (°)Wind (kt)

Night operations

Airport lighting: SEE RMK
Rotating beacon: S-white-green · SS-SR

FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.

Traffic pattern

Landing runway

LEFT traffic

Landing: Rwy 06 · 055°
Pattern: left (turns left)
TPA: 1,200 ft MSL (≈1,000 AGL)

Enter the left downwind for Rwy 06 at 1,200 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).

Runway 06/24

9,301 ft × 200 ft · Concrete

Edge lights: High.

Heading: 055° mag · 67° true
Traffic pattern: Left

Heading: 235° mag · 247° true
Traffic pattern: Left

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Runway	Length	Your margin
06/24	9,301 ft

Communication frequencies

Service	Frequency	Notes
A/G	120.85	BEAVER CON
ATIS	26.86
GND	119.55
TWR	126.75

Nearby navigation aids

NavAid	Type	Freq	Radial / Dist magnetic
NUC · San Clemente	TACAN	117.60	r223° / 0.5 NM
NSD · Beaver	TACAN	113.90	r305° / 11.3 NM
SXC · Santa Catalina	VORTAC	111.40	r187° / 22.8 NM

Airport diagram

Open PDF ↗

Preview diagram

Procedures at a glance

Lowest mins: RNAV (GPS) · vertical guidance Takeoff mins / ODP ↗

Approaches2

Minimums & Hot Spots

TAKEOFF MINIMUMS ↗

Chart Supplement FAA A/FD

Open PDF ↗

Preview Chart Supplement

VFR sectional

Open KNUC on the VFR sectional (SkyVector) ↗

Services

Bottled oxygen: NONE
Bulk oxygen: NONE

Ownership & management

Owner

US NAVY

OCEANOGRAPHIC OFC - CODE 3142, WASHINGTON, DC

Manager

Remarks FAA

(FREDERICK SHERMAN FLD)
JASU - 1(GTC-85) 1(A-4).
FUEL - J5.
FLUID - SP.
CAUTION: EXTV MISL AND OFF-SHORE BOMBARDMENT IN VCNTY SAN CLEMENTE ISLAND. PERIMETER RD IN CLOSE PROXIMITY TO AIRFIELD, USE EXTREME CAUTION. HOLD SHORT MARKINGS LESS THAN 175 FT. EXPECT HOLD SHORT INSTRUCTIONS FROM TOWER.
TFC PAT REDUCED RWY SEPARATION STD IN EFF USN/USMC ACFT (ONLY ALLOWED DURING CCAS).
RSTD - PPR FOR CIV ACFT AT ALL TIMES AND MIL OT, DSN 524-9240. REQ TO USE NUC AS BINGO FLD FOR CARRIER OPR RQR 7 DAYS PN AND SPECIAL AIR OPR AFTER NML OPR HR RQR 72 HR PN THRU SAN CLEMENTE ISLAND AIR OPS DSN 524-9240.
PRKG RAMP DESIGNED FOR FIVE METROLINER SIZED ACFT (ON THE LINE ADJACENT TO THE TRML) AND EIGHT H-60 SIZED ACFT (ON THE NORTHERN TWO LINES - 4 EACH LINE). WHEN CARGO ACFT OCCUPY THE CENTER PRKG LINE (VIC OF SPOT 5) NONSTD TAXILANE CLNC MAY EXIST, USE CTN TAXING AROUND CARGO ACFT.
WHEN ATCT CLSD, FOR CD CTC LOS ANGELES ARTCC AT 661-575-2079.
FOR CALP INFO CTC AIRFIELD MGR 619-545-8261.
SIMULATED ACFT CARRIER DECK LGTS U/S.
STD PRKG APRON WO A PERIPHERAL TXL.
AD HAS NSTD AIRFIELD SIGNAGE.
AVBL ONLY DRG HRS OF OPN. AFTER HRS FOR EMERG ACTVT HIRL RWY 06/24 5 STEP AND REIL RWY 24 1 STEP - 119.55.
OTHER TIMES BY NOTAM.
OLS

Nearby airports

KAVX · Catalina Airport (25 NM)KNSI · San Nicolas Island Nolf AirportPrivate (46 NM)KTOA · Zamperini Field (48 NM)KLGB · Long Beach International Airport (52 NM)KSNA · John Wayne Orange County International Airport (53 NM)KSLI · Los Alamitos Army Air FieldPrivate (53 NM)

Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open KNUC in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.

About KNUC

San Clemente Island Naval Auxiliary Landing Field (NUC · KNUC) is an airport in San Clemente Island, CA, at 184 ft MSL. It has 1 runway, the longest 9,301 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KNUC, refreshed from the Aviation Weather Center and FAA NASR.

Does KNUC have a control tower?

Yes. San Clemente Island Naval Auxiliary Landing Field has an operating FAA control tower. Check the Comms & NavAids tab for tower and ground frequencies.

What is the longest runway at KNUC?

San Clemente Island Naval Auxiliary Landing Field has 1 runway; the longest is 9,301 ft. See the Runways tab for headings, surface, and lighting.

Where is KNUC?

San Clemente Island Naval Auxiliary Landing Field is in San Clemente Island, CA, at an elevation of 184 ft MSL. Coordinates: 33.0227, -118.5880.

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