Reference only — not for real-world navigation.
Y88
Green Lake Airport · Interlochen
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
866 ft / 264 m
Transition Altitude
18,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Flight Planning
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Welcome to the technical flight briefing for Green Lake Airport (Y88), located in Interlochen, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 2 active runways with a maximum elevation of 866 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 18,000 ft verified for this field for altimeter reset procedures.
Full Name
Green Lake Airport
ICAO / IATA
Y88 / —
Municipality
Interlochen
Country
Region
US-MI — Michigan
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
866 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 05 / 23
UNLIT
Runway Length: 2,800 ft / 853 m
Runway Width: 170 ft / 52 m
Surface Type: TURF-F
Heading: —° / —°
Runway Width: 170 ft / 52 m
Surface Type: TURF-F
Heading: —° / —°
RWY 05
No ILS / Visual Only
RWY 23
No ILS / Visual Only
Runway 16 / 34
UNLIT
Runway Length: 1,700 ft / 518 m
Runway Width: 170 ft / 52 m
Surface Type: TURF-F
Heading: —° / —°
Runway Width: 170 ft / 52 m
Surface Type: TURF-F
Heading: —° / —°
RWY 16
No ILS / Visual Only
RWY 34
No ILS / Visual Only
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026