Hay River / Merlyn Carter Airport
Daylight today(Aug 29, 2026, local time)
About 14h 31m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Hay River / Merlyn Carter Airport
Hay River/Merlyn Carter Airport is located 1.5 nautical miles north of Hay River, Northwest Territories, Canada.
Summary from Wikipedia, photo via Wikimedia Commons, licensed under CC BY-SA.
Live weather
CYHYNOTAMs
CYHYReference only — not an official briefing. Always obtain a certified briefing (e.g. 1800wxbrief.com / your AIS) before flight.
NOTAM data via the FAA NOTAM system.
Live departures & arrivals
Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.
Where you can fly from here
Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.
Live traffic nearby
Aircraft currently within ~40 nm, from live ADS-B. Positions are approximately real-time — not for navigation.
Live ADS-B by adsb.lol & the OpenSky Network. Not for navigation.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (2)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 14 / 32 | 6,000 ft / 1,829 m | 150 ft | Asp | Lighted | Open |
| 05 / 23 | 4,001 ft / 1,220 m | 150 ft | Com | Lighted | Open |
Radio frequencies (3)
| Type | Description | Frequency |
|---|---|---|
| A/D | YELLOWKNIFE RDO | 126.700 MHz |
| CNTR | EDMONTON CNTR | 133.850 MHz |
| UNIC | MANDATORY FREQ | 122.300 MHz |
Navaids(1)
Airlines & destinations
Route data from OpenFlights — historical and may be out of date. Check current schedules.
Airspace in this area(12)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| V321 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| V321 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| V343 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| HAY RIVER, NT CAE | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| HAY RIVER, NT CAE | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| HAY RIVER, NT TA | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| V321 AIRWAY | Class E | Controlled | 2200 ft GND | 12500 ft MSL |
| HAY RIVER, NT TA | Class E | Controlled | 700 ft GND | 12500 ft MSL |
| V343 AIRWAY | Class E | Controlled | 2200 ft GND | 12500 ft MSL |
| V321 AIRWAY | Class E | Controlled | 2200 ft GND | 12500 ft MSL |
| HAY RIVER CZ | Class E | Controlled | GND | 3000 ft GND |
| HAY RIVER, NT CAE | Class E | Controlled | 2200 ft GND | 12500 ft MSL |
Approximate bounding-box match from OpenAIP · all Canada airspace. Reference only — consult official charts for exact boundaries and status.
Weather by month
Share of VFR / marginal-VFR / IFR / low-IFR conditions by month over the last 8 years, with the prevailing wind and typical density altitude. Historical climatology — not a forecast.
Prevailing wind: E (from about 90°), on 12% of observations, averaging 7 kt.
| Month | VFR / MVFR / IFR / LIFR | % VFR | Median DA |
|---|---|---|---|
| Jan | 61% | -3,527 ft | |
| Feb | 73% | -3,726 ft | |
| Mar | 85% | -3,070 ft | |
| Apr | 81% | -1,563 ft | |
| May | 85% | -401 ft | |
| Jun | 82% | 512 ft | |
| Jul | 78% | 962 ft | |
| Aug | 81% | 801 ft | |
| Sep | 77% | 224 ft | |
| Oct | 61% | -794 ft | |
| Nov | 45% | -2,131 ft | |
| Dec | 63% | -3,354 ft |
VFR MVFR IFR LIFR· density altitude ranges ~-3,726–962 ft through the year· Source: NWS/IEM ASOS archive.
Frequently asked questions
What is the ICAO code for Hay River / Merlyn Carter Airport?
The ICAO code for Hay River / Merlyn Carter Airport is CYHY, and its IATA code is YHY.
Where is Hay River / Merlyn Carter Airport located?
Hay River / Merlyn Carter Airport is medium airport located in Hay River, Canada, at an elevation of 541 ft (165 m).
How many runways does Hay River / Merlyn Carter Airport have?
Hay River / Merlyn Carter Airport has 2 runways, the longest being 6,000 ft / 1,829 m.
Which airlines fly to Hay River / Merlyn Carter Airport?
Airlines historically serving Hay River / Merlyn Carter Airport include First Air, Northwestern Air (based on OpenFlights route data, which may be out of date).
How many destinations are served from Hay River / Merlyn Carter Airport?
Historical data lists 3 nonstop destinations from Hay River / Merlyn Carter Airport. Always check current schedules.
What time zone is Hay River / Merlyn Carter Airport in?
Hay River / Merlyn Carter Airport is in the America/Yellowknife time zone (UTC-06:00).
What is the magnetic variation at Hay River / Merlyn Carter Airport?
The magnetic variation (declination) at Hay River / Merlyn Carter Airport is approximately 15.9° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
Is the information on this page suitable for flight planning?
No. Hay River / Merlyn Carter Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.