Mackinac Island Airport frequencies

Mackinac Island Airport (MCD · KMCD) in Mackinac Island, MI has no control tower, so nobody is sequencing traffic here — you announce your own position on 122.7. Every frequency below is in the order you tune it. · Open on the map

All of Mackinac Island Airport — runways, frequencies, charts and live weather

Before taxi

ASOS/AWOS 118.275
An automated weather station reading the field conditions aloud — wind, visibility, ceiling, temperature and altimeter. It replaces ATIS at a field with no controller to record one. Get the altimeter setting before you descend below the transition altitude.

Taxi & takeoff

CTAF 122.7
The common frequency pilots use to announce themselves to each other at a field with no operating control tower. Nobody is controlling traffic — you are self announcing. Report your position and intentions on entry and on each leg of the pattern, and listen well before you transmit.
UNICOM 122.7
A ground station run by the FBO rather than the FAA, for fuel, parking and airport services. Use it for services. Where the field has no separate CTAF, the same frequency doubles as the advisory frequency.

Also

Flight service 134.6 (LOW)
Flight Service handles briefings, flight plans and en route advisories, reached here through a remote outlet. Open and close VFR flight plans, and get updated weather in the air. 1-800-WX-BRIEF reaches the same specialists from the ground.

What to say on 122.7

Nobody is sequencing traffic at KMCD, so every call is you telling other aircraft where you are. Open and close with the field name so a pilot tuned to a shared frequency knows which airport you mean — 122.7 is not unique to Mackinac Island Airport.

  • Inbound, 10 miles out Mackinac Island traffic, Skyhawk one two three four five, one zero miles south, inbound landing runway 08, Mackinac Island.
  • Entering the pattern Mackinac Island traffic, Skyhawk one two three four five, entering left downwind runway 08, Mackinac Island.
  • Before taking the runway Mackinac Island traffic, Skyhawk one two three four five, departing runway 08, Mackinac Island.

Pattern direction is not always left here — check the KMCD traffic pattern before you announce a leg. The Chart Supplement is authoritative if KMCD publishes a call name that differs from the airport's. Full guidance →

By procedure & sector (1 more)
354.05PELLSTON RCAG (LOW)
Every KMCD frequency, as one table
ASOS/AWOS118.275
CTAF122.7
UNICOM122.7
Flight service134.6 (LOW)

Frequently asked

What is the CTAF at KMCD?

Mackinac Island Airport is non towered. The common traffic advisory frequency is 122.7 — announce your position and intentions on entry and on each leg of the pattern.

What is the ASOS/AWOS frequency at KMCD?

ASOS/AWOS at Mackinac Island Airport is 118.275. It is an automated broadcast, so there is no letter to report — just take the altimeter setting and wind.