WxDecoder

CYMX/YMX METAR & TAF Montreal Mirabel International Airport

Montréal, QuebecElevation 270 ftMedium airport
CURRENT STATUS
VFRMore than 1 hour old
No ceiling, visibility 45 SM.
FLIGHT CATEGORY
VFR
ceiling & visibility
WIND
220@4
steady
VISIBILITY
45 SM
72.4 km
CEILING
None
no BKN/OVC layer
DENSITY ALT
-76 ft
-346 ft vs field
CURRENT METAR

Decoded observation

Observed 2200Z (6:00 PM local) · More than 1 hour old

CYMX is currently VFR. Winds are from the southwest at 4 knots. Visibility is 45 statute miles. There is no ceiling. The main issue is metar is 156 minutes old.

WIND
220° at 4 kt
Steady.
VISIBILITY
45 statute miles
72.4 km, good.
CEILING & SKY
FEW250
FEW and SCT layers are not ceilings.
TEMP / DEWPOINT
15°C / 2°C
59°F / 36°F. 13°C spread.
ALTIMETER
30.33 inHg
1027.1 hPa, above standard.
WEATHER & HAZARDS
No significant hazards
No precipitation or obscuration reported.

Codes in this report: FEW RMK

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

REMARKS: DECODED
CI1
cloud layers: cirrus 1 okta
CI TR
observed: cirrus trace amount
SLP277
sea-level pressure 1027.7 hPa
TERMINAL AERODROME FORECAST

TAF timeline

Issued 1740Z (1:40 PM local) · valid to 1800Z (2:00 PM local)

CYMX forecast starts VFR at 18Z. Worst period is 11Z to 15Z with MVFR possible. Best period is 18Z to 03Z (VFR). Conditions are roughly steady over the period.

VFR
BKN15015,000 ft
BKN0404,000 ft
BKN0303,000 ft
OVC12012,000 ft
1800Z2:00 PM2248Z6:48 PM0336Z11:36 PM0824Z4:24 AM1312Z9:12 AM1800Z2:00 PM

Codes in this report: P6SM FEW SCT BKN OVC RMK

Tap any group to decode it.

SUGGESTED RISK · TRAINING USE

Suggested risk level: Low

›METAR is stale (156 minutes old).

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

Pilot weather notes

Current aviation conditions show flight category VFR, wind from 220° at 4 kt, visibility 45 SM, ceiling none. This report is older than usual, so treat it with caution. No extended National Weather Service forecast is available for this location. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

OUR HEADSET PICK · NOT SPONSORED

DC

David Clark DC ONE-X

Not sponsored, just the headset we'd buy ourselves: the DC ONE-X, with hybrid noise canceling, Bluetooth, and 30+ hour battery. And David Clark's A+ customer service is the real reason we recommend them.

Visit David Clark
RUNWAYS & WIND
2 runways · crosswind ranking
ON-FIELD METAR
NESW06241129 220°220°4 kt220°220° 4220°
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
220° at 4 kt
Components computed from the current on-field METAR wind.
RECOMMENDED
RWY 244 kt headwind · no crosswind
RUNWAYS BY WIND · best end
24
HEAD
4 kt
CROSS
calm
BEST
29
HEAD
2 kt
CROSS
3 kt L
OK
11
HEAD
2 kt tail
CROSS
3 kt R
OK
06
HEAD
4 kt tail
CROSS
calm
OK
Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.
RUNWAYS

Runway detail

06/24
Dimensions
12,000 x 200 ft
Surface
CON
Lighting
Lighted
11/29
Dimensions
8,852 x 200 ft
Surface
CON
FIELD CONDITIONS

Performance & density altitude

Density altitude
-76 ft
Pressure altitude
-140 ft
Field elevation
270 ft MSL
Temperature
15°C (59°F)
Dewpoint
2°C (36°F)
Altimeter
30.33 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
2153Z 5:53 PM
Sunrise
1127Z 7:27 AM
Loggable night
2224Z (6:24 PM local) → 1056Z (6:56 AM local)
end of evening to start of morning civil twilight
Position lights required
2153Z (5:53 PM local) → 1127Z (7:27 AM local)
sunset to sunrise (91.209)
Night passenger currency
2253Z (6:53 PM local) → 1027Z (6:27 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

Montreal Mirabel International Airport is in Montréal, Quebec. Field elevation 270 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
UseScheduled service
TypeMedium airport
Airline serviceYes
CHARTS & AIRSPACE
ICAO / IATACYMX / YMX
RegionQuebec
CountryCanada
Coordinates45.6795, -74.0387
SERVICES & LIGHTING
Control towerNon-towered
FREQUENCIES

Communications

124.65
Montreal Arrival
ARR
132.85
Montreal Arrival
ARR
268.3
Montreal Arrival
ARR
125.7
ATIS (English) 450-476-3031
ATIS
126.1
ATIS (French) 450-476-3095
ATIS
132.85
Montreal Departure
DEP
119.1
Mirabel Radio
MF
134.15
VFR ADVSY
RDR
122.4
APRON ADVSY
RMP

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

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

Current flight category at nearby reporting stations.

CYUL Montreal / Pierre Elliott Trudeau International Airport
18 NM SE
VFR
CYHU Montréal / Saint-Hubert Metropolitan Airport
28 NM E
VFR
KMSS Massena International Airport Richards Field
56 NM SW
VFR
CYND Ottawa / Gatineau Airport
65 NM W
VFR
KPBG Plattsburgh International Airport
66 NM S
VFR
CYRQ Trois-Rivières Airport
70 NM NE
VFR
OFFICIAL LINKS & SOURCES
↗Official METAR on AviationWeather.gov
↗Wikipedia
↗CYMX on OurAirports
FREQUENTLY ASKED
Does CYMX have a METAR?
Yes. CYMX has a current METAR observation, decoded into plain English on this page.
Does CYMX have a TAF?
Yes, a TAF is issued for CYMX; the decoded forecast timeline is shown above.
What is the field elevation at CYMX?
CYMX sits at 270 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for CYMX?
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.