Houghton County Memorial Airport
Daylight today(Aug 30, 2026, local time)
About 13h 29m 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 Houghton County Memorial Airport
Houghton County Memorial Airport is a county-owned public-use airport located four nautical miles southwest of the central business district of Calumet, a village in Houghton County, Michigan, United States. The airport is situated in the unincorporated community of Oneco in Franklin Township, near the village of Calumet on the Keweenaw Peninsula in northwest of the Upper Peninsula of Michigan. A limited scheduled commercial service is available, subsidized by the Essential Air Service program. In addition, Royale Air Service provides a seaplane service to Isle Royale National Park depending on traveler demand.
Summary from Wikipedia, photo via Wikimedia Commons, licensed under CC BY-SA.
Live weather
KCMXNOTAMs
KCMXReference 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 | 6,501 ft / 1,982 m | 150 ft | Asp | Lighted | Open |
| 07 / 25 | 5,201 ft / 1,585 m | 100 ft | Asp | Lighted | Open |
Radio frequencies (4)
| Type | Description | Frequency |
|---|---|---|
| ASOS | ASOS | 125.675 MHz |
| CNTR | MINNEAPOLIS CNTR | 127.200 MHz |
| RDO | GREEN BAY RDO | 122.525 MHz |
| UNIC | CTAF/UNICOM | 122.700 MHz |
Navaids(2)
Airlines & destinations
Route data from OpenFlights — historical and may be out of date. Check current schedules.
Instrument procedures & charts
Airport diagram (1)
Instrument approaches (4)
Takeoff & alternate minimums (2)
Showing 7 of 10 FAA procedures on this overview. Always fly the current, official chart. Full charts page.
Airspace in this area(1)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| HANCOCK CLASS E2 | Class E | Controlled | GND | 17999 ft MSL |
Approximate bounding-box match from OpenAIP · all United States 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 13% of observations, averaging 8 kt.
| Month | VFR / MVFR / IFR / LIFR | % VFR | Median DA |
|---|---|---|---|
| Jan | 20% | -1,458 ft | |
| Feb | 38% | -1,497 ft | |
| Mar | 62% | -741 ft | |
| Apr | 63% | -153 ft | |
| May | 83% | 677 ft | |
| Jun | 85% | 1,518 ft | |
| Jul | 85% | 1,860 ft | |
| Aug | 78% | 1,720 ft | |
| Sep | 74% | 1,262 ft | |
| Oct | 66% | 407 ft | |
| Nov | 49% | -376 ft | |
| Dec | 28% | -925 ft |
VFR MVFR IFR LIFR· density altitude ranges ~-1,497–1,860 ft through the year· Source: NWS/IEM ASOS archive.
Nearby airports
Great-circle distance and true bearing from Houghton County Memorial Airport.
Frequently asked questions
What is the ICAO code for Houghton County Memorial Airport?
The ICAO code for Houghton County Memorial Airport is KCMX, and its IATA code is CMX.
Where is Houghton County Memorial Airport located?
Houghton County Memorial Airport is medium airport located in Hancock, United States, at an elevation of 1,095 ft (334 m).
How many runways does Houghton County Memorial Airport have?
Houghton County Memorial Airport has 2 runways, the longest being 6,501 ft / 1,982 m.
Which airlines fly to Houghton County Memorial Airport?
Airlines historically serving Houghton County Memorial Airport include United Airlines (based on OpenFlights route data, which may be out of date).
How many destinations are served from Houghton County Memorial Airport?
Historical data lists 1 nonstop destination from Houghton County Memorial Airport. Always check current schedules.
What time zone is Houghton County Memorial Airport in?
Houghton County Memorial Airport is in the America/Detroit time zone (UTC-04:00).
What is the magnetic variation at Houghton County Memorial Airport?
The magnetic variation (declination) at Houghton County Memorial Airport is approximately 4.2° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Houghton County Memorial Airport?
The nearest airport to Houghton County Memorial Airport is Pike River Landing (79MI), about 11.6 nm to the ssw, followed by Baraga Airport and Prickett-Grooms Field.
Is the information on this page suitable for flight planning?
No. Houghton County Memorial Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.