San Clemente Island Naval Auxiliary Landing Field (KNUC) Area Aviation Weather & Runway Winds
Aviation weather near San Clemente Island Naval Auxiliary Landing Field in San Clemente Island, CA, decoded from the nearest reporting station (KAVX) — conditions, runway crosswinds, and free Telegram airport alerts.
San Clemente Island Naval Auxiliary Landing Field (KNUC) is a general aviation airport serving pilots in and around San Clemente Island, CA at 184 ft. KNUC has no weather station of its own — conditions here are decoded from KAVX, about 25 nm away, the nearest reporting station, and local conditions can differ. Its 2 runways (06, 24) — longest 9,301 ft — are checked against the current wind in the crosswind table below. The official FAA airport diagram is at the bottom of the page. Track it in the ATIS Alerts Telegram bot to get alerts read from KAVX, the station this page is based on.
No weather station at this airport — showing the nearest station KAVX, 24.5 nm away.
Wind from the northwest (320°) at 7 kt, visibility 10+ statute miles, no cloud data, temperature 22°C (72°F), altimeter 29.89 inHg. Conditions are Visual Flight Rules (VFR).
METAR KAVX 290351Z AUTO 32007KT 10SM CLR 22/11 A2989 RMK AO2 SLP095 T02220111 $
What changed at KAVX (nearest station)?
Since the 0251Z (7:51 PM PDT) report — compared automatically against the latest METAR.
No significant changes since the 0251Z report — conditions are holding steady.
This is exactly what ATIS Alerts watches for you — get a Telegram message when KNUC's weather changes, free →
Current pilot readout for KNUC
Based on the nearest station (KAVX), KNUC is currently VFR with winds from 320° at 7 knots, visibility 10+ statute miles, and no ceiling reported. The strongest crosswind component is currently on runway 06, about 7 knots. Density altitude is approximately 1,150 ft (field elevation 184 ft). KNUC does not publish a TAF — the nearest TAF station is KLGB, about 53 nm away.
⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →
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Track KNUC free on TelegramRunway wind check
Estimated head/tailwind and crosswind for each runway end from the current reported wind.
Use this section to quickly compare current wind alignment across available runways at KNUC. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.
| Runway | Length | Surface | Head / Tail | Crosswind |
|---|---|---|---|---|
| 24FAV | 9,301 ft | CON | 2 kt head | 7 kt right |
| 06 | 9,301 ft | CON | 2 kt tail | 7 kt left |
Open the crosswind calculator — try your own wind and runway numbers →
24-hour trend
Wind, ceiling and flight category over the last 24 hours.
Over the last 23 h: wind 7→7 kt, ceiling unlimited → unlimited.
KNUC weather radar
Live NEXRAD + lightning, with a 4-hour future-radar forecast — drag to pan, tap ⚡ to toggle lightning.
Live weather radar around San Clemente Island Naval Auxiliary Landing Field in San Clemente Island, CA: the NOAA/NWS NEXRAD composite updates about every five minutes, with NOAA lightning strike density overlaid. The loop plays the past 50 minutes, then continues into a future-radar forecast (+1 to +4 hours, NOAA HRRR model) so you can see where precipitation around KNUC is headed.
Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © OpenStreetMap © CARTO
Forecast frames (amber label) are HRRR model guidance, not observed radar. Lightning strike density appears as a blue-white glow when strikes are detected in view. Radar and lightning coverage are limited in parts of Alaska, Hawaii, and offshore areas. Not for navigation.
Recent aviation weather trends at KNUC
From ATIS Alerts' hourly weather history.
Over the past 24 hours, the nearest station KAVX reported mostly VFR across 32 observations, with 6 flight-category changes. The lowest ceiling was 100 ft. Wind most often came from the W.
Most recent change: IFR → VFR
Most recent change: LIFR → VFR
- 24
- 76%
- 06
- 24%
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Airport facts
Reference data from the OurAirports dataset.
- Type
- General aviation airport
- ICAO
- KNUC
- FAA LID
- NUC
- City
- San Clemente Island
- State
- California
- Country
- United States
- Elevation
- 184 ft
- Coordinates
- 33.0227, -118.5880
- Runways
- 2
- Longest runway
- 9,301 ft
- Weather reporting
- Nearest station KAVX
- TAF
- Nearest KLGB
- ATIS
- 26.86 MHz
- Time zone
- America/Los_Angeles
- Next sunset
- 22h 19m
Run a flight school, FBO, or club here? Embed KNUC's live status on your website — free →
Nearby airports
Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.
Within 25 NM
2 airports25–50 NM
1 airport50–100 NM
8 airports+2 more within 100 NM
KNUC airport diagram
Official FAA taxiway and runway layout. Tap to zoom.
The FAA airport diagram for San Clemente Island Naval Auxiliary Landing Field in San Clemente Island, CA shows the runway and taxiway layout across 2 runways, ramp areas, and hold-short positions — review it before taxiing at an unfamiliar field.
Official FAA airport diagram · d-TPP cycle 2608 · Not for navigation. Download the official FAA PDF ↗
KNUC weather — frequently asked
What runways are available at KNUC?+
KNUC has 2 runways — 06, 24; the longest is 9,301 ft. This page computes the live crosswind for each runway end from the current wind.
Where does the weather shown for KNUC come from?+
San Clemente Island Naval Auxiliary Landing Field does not have its own weather station. Conditions shown here come from the nearest reporting station, KAVX, about 25 nm away — close enough for situational awareness, but local conditions at KNUC can differ.
Does KNUC have a TAF?+
No — KNUC does not publish its own TAF. The nearest TAF station is KLGB, about 53 nm away.
Does KNUC broadcast D-ATIS?+
No — KNUC does not broadcast D-ATIS. Alerts for KNUC from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR (via the nearest reporting station) instead.
Where can I find the KNUC airport diagram?+
The official FAA airport diagram for San Clemente Island Naval Auxiliary Landing Field (KNUC) is shown on this page — it maps the runway and taxiway layout, ramps, and hold-short lines. Tap it to zoom, or download the official FAA PDF free from the link under the diagram (updated every 28-day FAA charting cycle).
Pilot PIREPs for San Clemente Island Naval Auxiliary Landing Field (KNUC)
Community-submittedCommunity-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.
Read recent community-submitted pilot notes for San Clemente Island Naval Auxiliary Landing Field, including runway conditions, wildlife activity, FBO/fuel notes, turbulence, ramp access, and local airport tips.
⚠️ Pilot PIREPs on ATIS Alerts are community-submitted airport notes for situational awareness only. They are not official FAA PIREPs, NOTAMs, weather briefings, airport advisories, or flight-planning guidance. Always verify with official FAA/NWS sources, airport management, ATC, and current publications.
No Pilot PIREPs have been submitted for KNUC yet. Recently flew here? Help the next pilot by leaving a quick airport note.
Pilot PIREPs are community pilot notes for situational awareness only — not official FAA PIREPs or advisories. Verify with official sources. Notes are moderated before they appear; helpful marks and reports help us keep them useful.
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⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
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