KMSY/MSY METAR & TAF Louis Armstrong New Orleans International Airport

New Orleans, LouisianaElevation 4 ftLarge airport

CURRENT STATUS

VFR58 min old

Ceiling 6,000 ft, visibility 10 SM.

FLIGHT CATEGORY

VFR

ceiling & visibility

WIND

100@4

steady

VISIBILITY

10 SM

16.1 km

CEILING

6,000 ft

lowest BKN/OVC

DENSITY ALT

210 ft

+206 ft vs field

CURRENT METAR

Decoded observation

Observed 0253Z (9:53 PM local) · 58 min old

KMSY is currently VFR. Winds are from the east at 4 knots. Visibility is 10 statute miles. The ceiling is 6,000 feet AGL.

WIND

100° at 4 kt

Steady.

VISIBILITY

10 statute miles

16.1 km, good.

CEILING & SKY

Ceiling 6,000 ft

Lowest broken or overcast layer.

TEMP / DEWPOINT

19°C / 14°C

66°F / 57°F. 5°C spread.

ALTIMETER

30.19 inHg

1022.4 hPa, above standard.

WEATHER & HAZARDS

No significant hazards

No precipitation or obscuration reported.

Codes in this report: BKN RMK AO2

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

REMARKS: DECODED

AO2

automated station with a precipitation discriminator (can tell rain from snow)

SLP224

sea-level pressure 1022.4 hPa

T01940144

precise temperature 19.4°C, dew point 14.4°C

50004

3-hour pressure tendency: rising then falling (0.4 hPa change)

station needs maintenance

TERMINAL AERODROME FORECAST

TAF timeline

Issued 2320Z (6:20 PM local) · valid to 0600Z (1:00 AM local)

KMSY forecast starts VFR at 00Z. Conditions are roughly steady over the period.

VFR

0000Z7:00 PM0600Z1:00 AM1200Z7:00 AM1800Z1:00 PM0000Z7:00 PM0600Z1:00 AM

Codes in this report: P6SM SCT

Tap any group to decode it.

FAA: no delays reported at MSY.

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 from 100° at 4 kt, visibility 10 SM, ceiling 6,000 ft. Forecast suggests tonight mostly clear, low near 62F, 0% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES

Thunderstorms in the forecastWeather.gov

Saturday: Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.

Day	Conditions	Temp F	Wind	Gusts	Precip	Pilot note
Tonight	Mostly Clear	62	E 9 kt	–	0%
Tuesday	Mostly Sunny	78/62	E 9 kt	–	0%
Wednesday	Sunny	80/61	E 9 kt	–	0%
Thursday	Sunny	80/63	NE 9 kt	–	0%
Friday	Mostly Sunny	81/66	E 13 kt	–	15%
Saturday	Chance Showers And Thunderstorms	82/66	E 9 kt	–	38%	Thunderstorms in the forecast
Sunday	Mostly Sunny	84/66	E 9 kt	–	11%
Monday	Mostly Sunny	84	SE 9 kt	–	6%

Source: National Weather Service (office LIX). Forecast issued 0333Z.

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

2 runways · crosswind ranking

ON-FIELD METAR

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

100° at 4 kt

Components computed from the current on-field METAR wind.

RECOMMENDED

RWY 114 kt headwind · no crosswind

RUNWAYS BY WIND · best end

HEAD

4 kt

CROSS

calm

BEST

HEAD

0 kt

CROSS

4 kt R

HEAD

0 kt tail

CROSS

4 kt L

HEAD

4 kt tail

CROSS

calm

Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.

RUNWAYS

Runway detail & declared distances

4 runways · longest 10,104 ft

Dimensions

50 x 50 ft

Surface

Concrete (fair)

RWY H2

02/20

Dimensions

7,002 x 150 ft

Surface

Concrete (good)

Edge lights

HIGH

RWY 0215°T

Landing length (LDA)7,002 ft

TORA / TODA / ASDA7,002 / 7,002 / 7,002 ft

ILSILS/DME

Approach lightsRLLS

VGSIPAPI (P4L)

Traffic patternLeft

RWY 20195°T

Landing length (LDA)6,948 ft

TORA / TODA / ASDA7,002 / 7,002 / 6,948 ft

ILSLOC/DME

Approach lightsMALS

VGSIPAPI (P4L)

Traffic patternLeft

11/29

Dimensions

10,104 x 150 ft

Surface

Concrete (good)

Edge lights

HIGH

RWY 11105°T

Landing length (LDA)9,800 ft

TORA / TODA / ASDA10,104 / 10,104 / 9,800 ft

ILSILS/DME

Approach lightsALSF2

VGSIPAPI (P4R)

Traffic patternLeft

RWY 29285°T

Landing length (LDA)9,800 ft

TORA / TODA / ASDA10,104 / 10,104 / 10,104 ft

Displaced threshold304 ft

ILSILS/DME

Approach lightsMALSR

VGSIPAPI (P4R)

Traffic patternLeft

Dimensions

50 x 50 ft

Surface

Asphalt (fair)

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

210 ft

Pressure altitude

-266 ft

Field elevation

4 ft MSL

Temperature

19°C (66°F)

Dewpoint

14°C (57°F)

Altimeter

30.19 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

2319Z 6:19 PM

Sunrise

1211Z 7:11 AM

Loggable night

2343Z (6:43 PM local) → 1146Z (6:46 AM local)

end of evening to start of morning civil twilight

Position lights required

2319Z (6:19 PM local) → 1211Z (7:11 AM local)

sunset to sunrise (91.209)

Night passenger currency

0019Z (7:19 PM local) → 1111Z (6:11 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

Louis Armstrong New Orleans International Airport is in New Orleans, Louisiana. Field elevation 4 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT

OwnershipPublicly owned

UseOpen to the public

TypeLarge airport

Airline serviceYes

ManagerKEVIN DOLLIOLE

Manager phone(504) 303-7652

AttendedContinuous (24 hours)

CHARTS & AIRSPACE

ICAO / IATAKMSY / MSY

SectionalNEW ORLEANS

Center (ARTCC)HOUSTON

Flight service (AFSS)DE RIDDER

RegionLouisiana

CountryUnited States

Coordinates29.9934, -90.2647

Distance from city10 NM W

SERVICES & LIGHTING

Fuel100LL · Jet A

Control towerTowered

Field lightingSunset to sunrise

BeaconSunset to sunrise · White-green (lighted land airport)

UNICOM122.950

FREQUENCIES

Communications

123.85

NEW ORLEANS APP/DEP

A/D

127.55

ATIS

127.2

CLNC DEL

CLD

121.9

GND

119.5

TWR

122.95

UNICOM

UNIC

122.950

UNICOM

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

AIRCRAFT ACTIVITY

KMSY traffic patterns

2026-06-12 to 2026-10-25, 71 days observed · data 2026-10-25

High confidence

TRAFFIC VOLUME (30-DAY)

AVG LANDINGS/DAY

175.2

AVG OPS/DAY

189.4

Operations trend (18 days)

Busiest day: Fri · Busiest month: Oct

FLEET MIX

Airliner 90%Unknown 4%Jet 4%

Mostly airliner-class aircraft.

TOP AIRCRAFT TYPES

›B738 (Airliner) · ~597 landings/mo

›B38M (Airliner) · ~434 landings/mo

›B737 (Airliner) · ~414 landings/mo

›B739 (Airliner) · ~387 landings/mo

›BCS3 (Airliner) · ~254 landings/mo

LIKELY BASED AIRCRAFT

Low-confidence estimate

Aircraft likely based near this airport (estimate), mostly jet aircraft.

›CL35 (Jet)

›B407 (Helicopter)

›S76 (Helicopter)

›B429 (Helicopter)

›UNKN (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

Current flight category at nearby reporting stations.

KNEW Lakefront Airport

13 NM E

VFR

KNBG New Orleans NAS JRB/Alvin Callender Field

16 NM SE

VFR

KHUM Houma Terrebonne Airport

33 NM SW

VFR

KBXA George R Carr Memorial Air Field

53 NM NE

VFR

KBTR Baton Rouge Metropolitan Airport

56 NM NW

VFR

KPTN Harry P Williams Memorial Airport

58 NM W

VFR

AIRPORT REMARKS

Operational remarks

›+53 FT TREE, 1557 FT DIST, 694 FT R, 30:1 BASED ON DSPLCD THLD.

›PCR VALUE: 600/R/D/W/T

›+12 FT ROAD PARALLEL TO AND 365 FT RIGHT OF CNTRLN 0-200 FT FM RY END.

›TWY G BTN RWY 11/29 AND TWY S SFC MOV GUIDANCE AND CTL SYSTEM U/S PERM

›+13 FT ROAD PARALLEL TO AND 289 FT LEFT OF CNTRLN 0-200 FT FM RY END.

›RY 11 NOISE SENSITIVE FOR DEP; AVBL FOR OPNL NECESSITY. ALL RYS NOISE SENSITIVE FOR ARR. ARRIVING TURBOJETS MUST MAKE 5 MILE FINAL APCH TO MINIMIZE NOISE.

›FLOCKS OF BIRDS ON & IN VICINITY OF ARPT.

›PCR VALUE: 1190/R/B/W/T

›180 DEG & LOCKED WHEEL TURNS PROHIBITED ON ASPH SFC ACFT 12500 LBS & OVER.

OFFICIAL LINKS & SOURCES

↗Official METAR on AviationWeather.gov

↗Search NOTAMs (official FAA NOTAM Search)

↗Official airport website

↗Wikipedia

↗KMSY on OurAirports

FREQUENTLY ASKED

Does KMSY have a METAR?

Yes. KMSY has a current METAR observation, decoded into plain English on this page.

Does KMSY have a TAF?

Yes, a TAF is issued for KMSY; the decoded forecast timeline is shown above.

What is the field elevation at KMSY?

KMSY sits at 4 ft MSL, which factors into the density-altitude estimate on this page.

Is this an official preflight weather briefing for KMSY?

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.