Gorilla Heliport
11J · Onondaga, MI · Non-towered · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-22 · night begins 08:04 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:57 AM | 10:57Z |
| Sunrise | 07:25 AM | 11:25Z |
| Sunset | 07:36 PM | 23:36Z |
| Evening civil twilight Loggable night begins | 08:04 PM | 00:04Z |
Plan a flight from 11J
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
Pilot reports · Loading PIREPs…
Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| H1/ | 75 ft |
Prefer one flat page? Full runway details for 11J → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 11J kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Prefer one flat list? All 11J frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- 11J
- Coordinates
- 42.4250, -84.5780
- Elevation
- 980 ft MSL
- Sectional chart
- DETROIT
- Airport use
- Public
- Control tower
- No
- ARTCC
- CLEVELAND (ZOB)
- Flight service (FSS)
- LANSING · 1-800-WX-BRIEF
- NOTAM facility
- LAN
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2010/01
- Distance from city
- 2 SW
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 5 notes
General
- APCH/DEP N-S.
- HELIPAD LOCATED ON GORILLA AERODROME PVT ARPT NORTH-SOUTH RY.
- FOR CD CTC GREAT LAKES APCH AT 269-459-3345, WHEN APCH CLSD CTC CLEVELAND ARTCC AT 440-774-0224/0490.
- DEER & LRG BIRDS ON & INVOF HELI.
Runways
- YELLOW CONES.
Nearby airports
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Also nearby: 04MI Rapids Airway (private) (7 NM) · 5MI7 Williams Field (private) (8 NM) · 60G Skyway Estates (10 NM) · MI11 Crippen Field (private) (12 NM)
About 11J
Gorilla (11J) is a heliport in Onondaga, MI, at 980 ft MSL. It has 1 runway, the longest 75 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 11J, refreshed from the Aviation Weather Center and FAA NASR.
Does 11J have a control tower?
No. Gorilla is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 11J?
Gorilla has 1 runway; the longest is 75 ft. See the Runways section for headings, surface, and lighting.
Where is 11J?
Gorilla is in Onondaga, MI, at an elevation of 980 ft MSL. Coordinates: 42.4250, -84.5780.
More about 11J
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 11J in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
Something here wrong or out of date? Report a data problem.