San Clemente Island Naval Auxiliary Landing Field Private
NUC · KNUC · San Clemente Island, CA · Towered · Print kneeboard
FAA airport diagramView full size ↓ Nearby now
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 08:18 PM
| Event | Local (PDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:43 AM | 12:43Z |
| Sunrise | 06:10 AM | 13:10Z |
| Sunset | 07:51 PM | 02:51Z |
| Evening civil twilight Loggable night begins | 08:18 PM | 03:18Z |
Plan a flight from KNUC
Past 24 hours category · wind · ceiling · visibility trends
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Density altitude today projected curve · departure window · takeoff roll
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 24LEFT traffic
- Heading
- 235° mag · 247° true
- Dimensions
- 9,301 × 200 ft
- TPA
- 1,200 ft MSL (≈1,000 AGL) · standard
- Surface
- Concrete
More details — RWY 24
- Threshold elev
- 184 ft
- TDZ elevation
- 184 ft
- End lights
- REIL
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 06/24 | 9,301 ft |
Prefer one flat page? Full runway details for KNUC → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the KNUC kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
“San Clemente Island”Departure & arrival
“San Clemente”Also
ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (6 frequencies)
| Frequency | Used by |
|---|---|
| 243.0 | EMERG |
| 251.05 | GND/P |
| 268.6 | ATIS |
| 278.8 | LCL/P |
| 292.15 | APCH/P DEP/P |
| 340.2 | LCL/S |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
NUC 117.60 · NSD 113.90 · SXC 114.15
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| NUC · San Clemente | TACAN | 117.60 · 123X | — | r227° / 0.5 NM |
| NSD · Beaver | TACAN | 113.90 · 86X | — | r305° / 11.3 NM |
| SXC · Santa Catalina | VORTAC | 114.15 · 88Y | Low | r187° / 22.8 NM |
Prefer one flat list? All KNUC frequencies →
Charts & procedures
Lowest minimums here: RNAV (GPS) with vertical guidance · VFR sectional →
Airport info
From the field
Do you run KNUC, or an FBO, flight school, or shop on it? Claim your listing to keep fuel, fees, hours, and services current.
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
- Tower hours
- 0800-1800 MON-THU; 0800-1600 FRI; CLSD WKEND & HOL, OTHER TIMES BY NOTAM.
- Airspace
- Class D · CLASS D SVC 0800-1800 MON-THU, 0800-1600 FRI, CLSD SAT-SUN AND HOL; OTHER TIMES BY NOTAM; OTHER TIMES CLASS G
- ARTCC
- LOS ANGELES (ZLA)
- Flight service (FSS)
- SAN DIEGO · 1-800-WX-BRIEF
- 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
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 under Sun & FAA night in the Weather section.
Services fuel · repairs · oxygen · attendance
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
Ownership & management 2 contacts
Remarks FAA · 15 notes
General
- 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.
Lighting
- 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.
- OLS
Attendance
- OTHER TIMES BY NOTAM.
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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. See the Comms & NavAids section 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 section 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.
Fly out of KNUC often?
Save KNUC as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.
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.