KNZY/NZY METAR & TAF North Island Naval Air Station-Halsey Field
San Diego, CaliforniaElevation 26 ftMedium airport
CURRENT STATUS
VFR38 min old
No ceiling, visibility 10 SM.
FLIGHT CATEGORY
VFR
ceiling & visibility
WIND
Calm
no steady wind
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
DENSITY ALT
377 ft
+351 ft vs field
ACTIVE NWS ALERTS
Active weather alerts
Coastal Flood Warning
25 1611Z to 29 2000Z
San Diego County Coastal Areas; Orange County Coastal
* WHAT...Significant coastal flooding expected.
* WHERE...San Diego County coastal areas and Orange County
Coastal Areas.
* WHEN...Until 1 PM PDT Thursday during high tides.
* IMPACTS...Numerous roads may be closed. Low lying property
including homes, businesses, and some critical infrastructure
will be inundated. Some shoreline erosion will occur in the
morning hours.
* ADDITIONAL DETAILS...C…
Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth. Stay off of jetties and sea walls. Avoid
beaches during high tides. During high and rising tides, waves
may run farther up the beach than expected. Stay far back from the
water and never turn your back on the ocean.
Alerts from the National Weather Service. For situational awareness only; always confirm against an official briefing.
CURRENT METAR
Decoded observation
KNZY is currently VFR. Winds are calm. Visibility is 10 statute miles. There is no ceiling.
WIND
Calm
No steady wind.
VISIBILITY
10 statute miles
16.1 km, good.
CEILING & SKY
FEW020 FEW150
FEW and SCT layers are not ceilings.
TEMP / DEWPOINT
19°C / 13°C
66°F / 55°F. 6°C spread.
ALTIMETER
30.05 inHg
1017.6 hPa, near standard.
WEATHER & HAZARDS
No significant hazards
No precipitation or obscuration reported.
REMARKS: DECODED
AO2
automated station with a precipitation discriminator (can tell rain from snow)
SLP175
sea-level pressure 1017.5 hPa
T01890133
precise temperature 18.9°C, dew point 13.3°C
TERMINAL AERODROME FORECAST
TAF timeline
KNZY forecast starts VFR at 15Z. Conditions are roughly steady over the period.
- Maximum temperature 25°C expected at 1900Z on day 25.
- Minimum temperature 15°C expected at 1400Z on day 26.
1500Z8:00 AM1948Z12:48 PM0036Z5:36 PM0524Z10:24 PM1012Z3:12 AM1500Z8:00 AM
FAA: no delays reported at NZY.
Source: FAA System Operations (ASWS). Operational status only; verify with official FAA sources and NOTAMs.
SUGGESTED RISK · TRAINING USE
Suggested risk level: Low
›No significant weather concerns in the current report.
A suggested risk level for training and situational awareness only, not a go/no-go authority. Verify with official sources and apply your personal minimums.
FORECAST & PILOT NOTES · SUPPLEMENTAL
Extended forecast and pilot notes
Current aviation conditions show flight category VFR, wind calm, visibility 10 SM, ceiling none. Forecast suggests today mostly sunny, high near 79F, low near 62F, 0% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.
| Day | Conditions | Temp F | Wind | Gusts | Precip | Pilot note |
|---|---|---|---|---|---|---|
| Today | Mostly Sunny | 79/62 | NW 9 kt | 17 kt | 0% | |
| Monday | Mostly Sunny | 78/61 | N 13 kt | 22 kt | 1% | |
| Tuesday | Mostly Sunny | 75/61 | N 9 kt | – | 0% | |
| Wednesday | Patchy Fog then Partly Sunny | 74/62 | SW 9 kt | – | 4% | |
| Thursday | Mostly Cloudy | 73/63 | SW 9 kt | – | 31% | |
| Friday | Chance Rain Showers | 70/61 | W 9 kt | – | 49% | |
| Saturday | Chance Rain Showers | 69/59 | W 13 kt | – | 52% |
Source: National Weather Service (office SGX). Forecast issued 1434Z.
Radar
Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.
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Visit David ClarkRUNWAYS & WIND
2 runways · crosswind ranking
WIND USED
Wind calm or variable
Crosswind ranking is unavailable until the wind has a steady direction.
Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.
RUNWAYS
Runway detail & declared distances
11/29
RWY 11122°T
RWY 29302°T
Approach lightsALSF1
REILYes
VGSIPAPI (P4L)
18/36
RWY 18195°T
REILYes
VGSIPAPI (P4L)
RWY 3615°T
Approach lightsSALSF
REILYes
VGSIPAPI (P4L)
Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.
FIELD CONDITIONS
Performance & density altitude
Density altitude
377 ft
Pressure altitude
-104 ft
Field elevation
26 ft MSL
Temperature
19°C (66°F)
Dewpoint
13°C (55°F)
Altimeter
30.05 inHg
Density altitude estimates how the aircraft performs versus standard atmosphere. Higher density altitude reduces climb performance and increases takeoff distance.
DAYLIGHT & NIGHT
Sun & logging windows
Sunset
0104Z 6:04 PM
Sunrise
1401Z 7:01 AM
Loggable night
0130Z (6:30 PM local) → 1336Z (6:36 AM local)
end of evening to start of morning civil twilight
Position lights required
0104Z (6:04 PM local) → 1401Z (7:01 AM local)
sunset to sunrise (91.209)
Night passenger currency
0204Z (7:04 PM local) → 1301Z (6:01 AM local)
1 hr after sunset to 1 hr before sunrise (61.57(b))
FAA definitions, shown in Zulu with airport-local time. Verify for your operation.
AIRPORT INFORMATION
Facility & services
North Island Naval Air Station-Halsey Field is in San Diego, California. Field elevation 26 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.
OPERATIONS & CONTACT
OwnershipNavy owned
UsePrivate use
TypeMedium airport
ManagerCOMMANDING OFFICER
AttendedALL
CHARTS & AIRSPACE
ICAO / IATAKNZY / NZY
SectionalLOS ANGELES
Center (ARTCC)LOS ANGELES
Flight service (AFSS)SAN DIEGO
RegionCalifornia
CountryUnited States
Coordinates32.6992, -117.2150
Distance from city3 NM SW
SERVICES & LIGHTING
Fuel100LL
Control towerTowered
Field lightingSee remarks
BeaconSunset to sunrise · Split white-green (military)
FREQUENCIES
Communications
125.15
SOCAL APP/DEP
A/D
31.78
ATIS
ATIS
128.4
CLNC DEL
CLD
118
GND
GND
142.95
ARNG OPS
MISC
35.55
BASE OPS
OPS
34.235
PMSV METRO
PMSV
135.1
TWR
TWR
Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.
AIRCRAFT ACTIVITY
KNZY traffic patterns
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
30.1
AVG OPS/DAY
54.2
Operations trend (18 days)
Busiest day: Wed · Busiest month: Jul
FLEET MIX
Unknown 46%Helicopter 36%Turboprop 10%Airliner 4%Jet 2%Twin 1%
Fleet composition unclear from available data.
TOP AIRCRAFT TYPES
›H60 (Helicopter) · ~196 landings/mo
›T34T (Unknown) · ~89 landings/mo
›UNKN (Unknown) · ~76 landings/mo
›V22 (Unknown) · ~31 landings/mo
›B350 (Turboprop) · ~30 landings/mo
LIKELY BASED AIRCRAFT
Aircraft likely based near this airport (estimate), mostly rotorcraft.
›H60 (Helicopter)
›V22 (Unknown)
›T34T (Unknown)
›UNKN (Unknown)
›LJ35 (Unknown)
This is an estimate based on repeated flight patterns, not registration data. Do not rely on it to identify specific aircraft or owners.
Data limitations (4)
›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.
›Some aircraft do not transmit usable ADS-B and are not counted.
›Aircraft types and based estimates are inferred and may be wrong.
›This is not official ATC, FAA, or airport data.
NEARBY AIRPORTS
Weather reference stations
AIRPORT REMARKS
Operational remarks
›JASU: 2(GTC-85)(NC-8)
›TRAN ALERT: OPR 1400-0600Z WKD AND 1600-0600Z WKEND; (DT- 1300-0500Z WKD AND 1500-0500Z WKEND). NO TRAN MAINT/LTD SVC (PRKG ACFT ONLY; NO CARGO/PAX SVC). LOX NOT AVBL.
›OIL: O-128-148-156-RSTD OIL ANALYSIS AVBL, PRIOR COORD RQR.
›TRAN ALERT: TRAN ACFT WILL HAVE SVC FOR ONE LAUNCH AND RECOVERY. FURTHER TRAN SORTIES WILL RQR SQDN MAINT PSNL TO LAUNCH AND RECOVER.
›AVBL ONLY DURING HRS OF OPERATION.
›CAUTION: RWY 29 DIST RMNG MKRS INACCURATE. MKR 7-6500 FT RMNG (MKR 6-5500 FT, MKR 5-4500 FT, MKR 4-3650 FT, MKR 3-2800 FT, MKR 2-2000 FT, MKR 1-1000 FT).
›HOOK E28(B) (1701')
›HOOK E28(B) (2601')
›HOOK E28(B) (1850')
›TRAN ALERT: FLEET SVC AVBL DUR TRAN ALERT OPERG HRS, PN RQR; FLEET SVC RESPONSIBILITY OF AIRCREW. LAVATORY CART AVBL FOR TRAN AIRCREW USE.
›MISC: COORD ALL DETS AND ACFT STAGING WITH THE AFM AT NBC_AIROPS_MANAGEMENT@US.NAVY.MIL.
›MISC: VIP/LOGISTIC FLT CTC BASE OPS PRIOR TO LDG.
›TSNT PILOT WITH DV CODE 6 OR HIGHER CTC BASE OPS ON 355.5 TO UPDATE ETA WHEN PRACTICAL.
›SERVICE: AIRFIELD FIREFIGHTING CAPABILITY CAT-2.
›CAUTION: DIST BTN TWY B1 CNTRLN AND TWY B2 CNTRLN IS 200 FT WHICH IS 37.5 FT SHORT OF THE RQRD 237.5 FT. NO TWY LGTS ON TWY H AND TWY D.
›RSTD: MV-22, CMV-22, F-35B ACFT VTOL OPS FROM ANY RWY, TWY OR HELIPAD ARE PROHIBITED, EXC WHEN AN EMERG SITUATION DICTATES. CMV-22 VTOL OPS (FCF) AUTH ON TWY ECHO BETWEEN TWY CHARLIE AND HELIPAD 12.
›CTC AMGR 619-545-8243/619-778-2074 FOR INFO CONCERNING CIVIL ACFT LDG PMTS.
›FOR CD WHEN ATCT CLSD CTC SOCAL APCH AT 800-448-3724.
›CAUTION: TWY L EDGE LGTS NOT WI 10 FT OF MKD TWY EDGE.
›CAUTION: RWY 18/36 RWY DIST MKRS LESS THAN THE REQD 50 FT OFF THE RWY EDGE.
›CAUTION: RWY 11/29 SFC AREA BTN THE RWY EDGE LNS AND REDLS, APRXLY 50 FT ON EITHER SIDE, IS CRACKED AND HAS LOOSE GRVL. WRY 11/29 EDGE LGTS LOCATED 50 FT OUTBOARD OF RUNWAY EDGE LNS, AND ARE NOT WI 10 FT OF THE MKD RWY EDGE. PILOTS SHOULD EXERCISE CAUTION TRANSITING THE AREA BETWEEN THE RWY EDGE LNS AND REDLS.
›CAUTION: TWY L CLSD, EXC AT INT OF TWY M AND ADJ TO HGR 535 TO MNVR ACFT INTO HEAVY NORTH AND VRM PRKG APN.
›TFC PAT: USE MAX EXTERIOR LGT BLW 10,000' WITHIN 10 NM. ALL TRAN ACFT LTD TO FULL STOP ONLY. TOUCH-AND-GO/LO APCH NOT AVBL. TRAN ACFT SECTION APCH NOT AUTH. REDUCED RWY SEPARATION STD IN EFF USN/USMC ACFT.
›CAUTION: TWY DELTA AND TWY FOXTROT NOT LIT FOR NIGHT OPERATIONS.
›RSTD: CALL ODO BTN 1300-0500Z WKDAYS DSN 735-8233, C619-545-8233 FOR PPR. LCL FLT DRG RON PROHIBITED.
›HOOK E28(B) (1500')
›CLSD 0600-1600Z++ SAT-SUN, 0600-1430Z++ MON, CLSD 0200Z++ DAY PRIOR TO 1430Z++ DAY FLW ALL FEDERAL HOL. SEE FLIP AP/1 SUPPLEMENTARY ARPT RMK.
›LOC: 18, 29
›RADAR: SEE TERMINAL FLIP FOR RADAR MINIMA.
›CSTMS/AG/IMG: CSTMS AVBL WITH 2 HR NTC 1600-0100Z++ MON-SAT. MIN 4 HR NTC RQR 0100-1600Z++.
›CAUTION: EXTV VFR COPTER OPR SFC-500' VCNTY ARPT AND SFC-2000' 8 NM SE. LGT CIV ACFT CLIMB/DESCEND THRU RY 29 FINAL APCH CRS BYD 6 DME ENTER/DEP SAN DIEGO CLASS B AIRSPACE VFR CORRIDOR. AVOID CNTRLINE LGT DUR RY 29 OR RY 36 ARRESTMENT TO PREVENT TAILHOOK BOUNCE. HVY VEH TFC CROSS TWY L AND TWY A.
›TRAN ALERT: TRAN AIRCREW MUST REMAIN WITH ACFT TO PROVIDE TECHNICAL DRCT/ASSISTANCE IN SVCG. AIR TRML/TRAN LINE COORD ALL REFUL REQ. ARR ACFT PASS SVC REQ TO LINEMAN. ALL TRAN PILOTS CK IN WITH ODO, BASE OPS BLDG 516, UPON ARR.
›CAUTION: BIRD HAZ MAY-OCT, PARTICULARLY AT DEP END RWY 29.
›NS ABTMT: STRICT COMPLIANCE RQR.
›1430Z++ MON- 0600Z++ SAT; 1600Z++ SAT- 0600Z++ SUN; 1600Z++ SUN- 0600Z++ MON. CLSD 0200Z++ DAY PRIOR TO 1430Z++ DAY FOLLOWING ALL FEDERAL HOLIDAYS. SEE FLIP AP/1 SUPPLEMENTARY ARPT INFO.
›A-GEAR: SHORT-FLD A-GEAR RWY 36 NMLY DE-RIGGED. LONG-FLD A-GEAR RWY 36 NMLY DE-RIGGED. SHORT-FLD A-GEAR RWY 29 DE-RIGGED. LONG-FLD A-GEAR RWY 29 NMLY RIGGED.
›EXP RFL DELAYS. HOT RFL HRS OF OPS SITE NR 1 MON-FRI 1700-0600Z++; SITE NR 2 MON-FRI 2100-0500Z++; DT SITE NR 1 HRS EXTDD TO 0700Z MON-THU.
›FLUID: SP PRESAIR.
OFFICIAL LINKS & SOURCES
FREQUENTLY ASKED
Does KNZY have a METAR?
Yes. KNZY has a current METAR observation, decoded into plain English on this page.
Does KNZY have a TAF?
Yes, a TAF is issued for KNZY; the decoded forecast timeline is shown above.
What is the field elevation at KNZY?
KNZY sits at 26 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for KNZY?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.