Louis Armstrong New Orleans International Airport (KMSY)

New Orleans, United States · North America

By Renzo, CPL

ICAO

KMSY

IATA

MSY

City

New Orleans

Country

United States

Region

North America

Elevation

4 ft

Runways

2 runways

Coordinates

29.9934, -90.2580

Overview

Gulf Coast airport with tropical weather considerations and hurricane preparedness requirements.

Current Weather at KMSY

Pilots flying into or out of Louis Armstrong New Orleans International Airport should always check the latest METAR (Meteorological Aerodrome Report) before departure. A METAR is a standardized weather observation issued every hour (or more frequently as a SPECI when conditions change rapidly). It includes wind direction and speed, visibility, cloud layers, temperature, dewpoint, and altimeter setting -- everything you need for a safe go/no-go decision.

Decode METAR for KMSY

Paste the KMSY METAR into our free decoder and get a plain-English breakdown instantly.

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Check Weather Before Your Flight

A thorough weather briefing is essential for safe flight operations at Louis Armstrong New Orleans International Airport. Here are the key weather products every pilot should review:

METARHourly surface observation for KMSY. Includes wind, visibility, ceiling, temp/dewpoint, and altimeter.
TAFTerminal Aerodrome Forecast covering the next 24-30 hours. Look for expected wind shifts, visibility changes, and precipitation.
NOTAMNotices to Air Missions for KMSY. Check for runway closures, taxiway restrictions, and navaid outages.
PIREPPilot Reports from aircraft near New Orleans. Real-world turbulence, icing, and cloud top reports.
SIG/AIRMETArea forecasts for significant weather, turbulence, and icing that may affect operations around Louis Armstrong New Orleans International Airport.

Learn to read sectional charts to plan your route visually, and use our crosswind calculator to check runway compatibility with current winds.

Pilot Resources at Louis Armstrong New Orleans International Airport

Radio Frequencies

Always verify current frequencies in the Chart Supplement (formerly A/FD) before flight. Common frequencies for airports like KMSY include ATIS/AWOS, Ground, Tower (if towered), Approach/Departure, and Clearance Delivery. Frequencies change -- never rely on outdated sources.

Flight Schools Nearby

Browse flight schools near New Orleans and compare training programs.

Private Pilot Guide

Everything you need to earn your PPL, from requirements to checkride prep.

METAR Decoder

Decode any METAR report into plain English. Free tool for student and experienced pilots.

Sectional Chart Guide

Learn to read VFR sectional charts for navigation around New Orleans.

Training Availability

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No On-Field Training Reported

Louis Armstrong New Orleans International Airport is primarily a commercial operations airport. Check nearby GA airports for flight training options.

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