WxDecoder

KGAO METAR South Lafourche Leonard Miller Jr Airport

Galliano, LouisianaElevation 1 ftSmall airport
CURRENT STATUS
VFR19 min old
No ceiling, visibility 10 SM.
FLIGHT CATEGORY
VFR
ceiling & visibility
WIND
070@6
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
DENSITY ALT
394 ft
+393 ft vs field
CURRENT METAR

Decoded observation

Observed 0135Z (8:35 PM local) · 19 min old

KGAO is currently VFR. Winds are from the east at 6 knots. Visibility is 10 statute miles. There is no ceiling.

WIND
70° at 6 kt
Steady.
VISIBILITY
10 statute miles
16.1 km, good.
CEILING & SKY
CLR
FEW and SCT layers are not ceilings.
TEMP / DEWPOINT
21°C / 16°C
70°F / 61°F. 5°C spread.
ALTIMETER
30.24 inHg
1024 hPa, above standard.
WEATHER & HAZARDS
No significant hazards
No precipitation or obscuration reported.

Codes in this report: AUTO CLR RMK AO1

Hover or tap any group for a plain-English explanation.

REMARKS: DECODED
AO1
automated station without a precipitation discriminator
SUGGESTED RISK · TRAINING USE

Suggested risk level: Low

›No TAF available for this airport.

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 from 70° at 6 kt, visibility 10 SM, ceiling none. Forecast suggests tonight partly cloudy, low near 60F, 0% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Partly Cloudy 60 NE 9 kt – 0%
Monday Partly Sunny 77/61 NE 13 kt – 0%
Tuesday Mostly Sunny 79/61 NE 9 kt – 0%
Wednesday Sunny 80/60 E 9 kt – 0%
Thursday Sunny 81/62 NE 13 kt – 2%
Friday Mostly Sunny then Chance Rain Showers 81/66 E 13 kt – 25%
Saturday Chance Rain Showers 82/66 E 9 kt – 28%
Sunday Chance Rain Showers 82 SE 4 kt – 34%

Source: National Weather Service (office LIX). Forecast issued 0153Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

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RUNWAYS & WIND
1 runway · crosswind ranking
ON-FIELD METAR
NESW1836 70°70°6 kt70°70° 670°
READING THE BARB · SWIPE FOR MORE →
Calm
5 kt
10 kt
15 kt
20 kt
25 kt
30 kt
35 kt
40 kt
45 kt
50 kt
65 kt
75 kt
100 kt
105 kt
Half feather = 5 kt, full = 10 kt, filled pennant = 50 kt; add them up. The staff points the direction the wind blows from.
WIND USED
070° at 6 kt
Components computed from the current on-field METAR wind.
RECOMMENDED
RWY 362 kt headwind · 6 kt crosswind
RUNWAYS BY WIND · best end
36
HEAD
2 kt
CROSS
6 kt R
BEST
18
HEAD
2 kt tail
CROSS
6 kt L
OK
Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.
RUNWAYS

Runway detail & declared distances

2 runways · longest 6,500 ft

18/36
Dimensions
6,500 x 100 ft
Surface
Asphalt (good)
Edge lights
MED
RWY 18180°T
REILYes
VGSIPAPI (P4L)
RWY 36360°T
ILSILS/DME
Approach lightsSSALR
VGSIPAPI (P4L)
H1
Dimensions
60 x 60 ft
Surface
Concrete (good)
RWY H1

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
394 ft
Pressure altitude
-319 ft
Field elevation
1 ft MSL
Temperature
21°C (70°F)
Dewpoint
16°C (61°F)
Altimeter
30.24 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
2320Z 6:20 PM
Sunrise
1209Z 7:09 AM
Loggable night
2345Z (6:45 PM local) → 1145Z (6:45 AM local)
end of evening to start of morning civil twilight
Position lights required
2320Z (6:20 PM local) → 1209Z (7:09 AM local)
sunset to sunrise (91.209)
Night passenger currency
0020Z (7:20 PM local) → 1109Z (6:09 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

South Lafourche Leonard Miller Jr Airport is in Galliano, Louisiana. Field elevation 1 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSmall airport
ManagerGWAYNE GAUTREAUX
Manager phone985-291-0818
AttendedContinuous (24 hours)
CHARTS & AIRSPACE
ICAO / IATAKGAO
SectionalNEW ORLEANS
Center (ARTCC)HOUSTON
Flight service (AFSS)DE RIDDER
RegionLouisiana
CountryUnited States
Coordinates29.4411, -90.2611
Distance from city1 NM E
SERVICES & LIGHTING
Fuel100LL · Jet A-1+
Control towerNon-towered
Field lightingSee remarks
BeaconSunset to sunrise · White-green (lighted land airport)
CTAF123.000
UNICOM123.000
FREQUENCIES

Communications

123.85
NEW ORLEANS APP/DEP
A/D
118.175
AWOS 3
AWOS
123
UNICOM CTAF
UNIC
123.000
CTAF
CTAF
123.000
UNICOM
UNICOM

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

KGAO traffic patterns

2026-07-18 to 2026-10-23, 9 days observed · data 2026-10-23

Low confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1.3
AVG OPS/DAY
4.7
Activity trend over 3 days: falling, from 7 to 2 operations per dayOperations trend (3 days)

Busiest day: Wed · Busiest month: Oct

FLEET MIX
Helicopter 80%Piston single 20%

Mostly rotorcraft.

TOP AIRCRAFT TYPES
›A139 (Helicopter) · ~2 landings/mo
›C172 (Piston single) · ~1 landings/mo
›UNKN (Helicopter) · ~1 landings/mo
›B407 (Helicopter) · ~1 landings/mo
›S92 (Helicopter) · ~1 landings/mo
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

Current flight category at nearby reporting stations.

KHUM Houma Terrebonne Airport
22 NM W
VFR
KNBG New Orleans NAS JRB/Alvin Callender Field
26 NM NE
VFR
KMSY Louis Armstrong New Orleans International Airport
33 NM N
VFR
KNEW Lakefront Airport
38 NM N
VFR
KPTN Harry P Williams Memorial Airport
59 NM W
VFR
KBTR Baton Rouge Metropolitan Airport
80 NM NW
VFR
AIRPORT REMARKS

Operational remarks

›SSALR RWY 36; REIL RWY 18 AND MIRL RWY 18 & 36 PRESET LOW INTST DUSK-DAWN; PAPI RWY 18 & 36 OPR CONSLY; TO INCR INTST ACTVT - CTAF.
›AFT HRS PHONE 985-475-6701.
›FUEL AVBL 24/7 WITH CC.
›ALL SFC WORK IN PROG MOWING. BIRD ACTY INVOF RWY 18/36.
›FOR CD CTC NEW ORLEANS APCH AT 504-471-4350 OR 120.85.
›CTC APRT MGR FOR DSGND RAMP SPACE FOR PUB USE.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗Official airport website
↗Wikipedia
↗KGAO on OurAirports
FREQUENTLY ASKED
Does KGAO have a METAR?
Yes. KGAO has a current METAR observation, decoded into plain English on this page.
Does KGAO have a TAF?
When KGAO issues a TAF, its decoded forecast timeline loads live on this page; otherwise use the nearest TAF-issuing field as a planning reference.
What is the field elevation at KGAO?
KGAO sits at 1 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for KGAO?
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.