4
Runways
5
Frequencies
0
Procedures
2
NOTAMs
Quick Facts
ICAO
KONZ
FAA
ONZ
Elevation
590.5 ft MSL
Runways
4
Frequencies
5
Tower
No
Fuel
100LL,A
Coordinates
42.099, -83.161
Airport Information
Facility Type
AIRPORT
Elevation
590.5 ft MSL
Control Tower
No
Fuel Types
100LL,A
ARTCC
CLEVELAND
Coordinates
42.0991, -83.1615
Ownership
Public
Hours of Operation
Current Weather
METAR KDTW 131653Z 29012G25KT 10SM OVC035 12/04 A2982 RMK AO2 SLP099 T01220039
Flight Category
VFR
Wind
290° at 12 kt G25
Visibility
10+ SM
Temperature
12.2°C
Dewpoint
3.9°C
Altimeter
1009.90 inHg
Cloud Cover
OVC
Nearest weather from KDTW (13 NM away)
Observed 2026-05-13 16:53Z
Nearby Weather Cameras
No camera at KONZ. Showing nearest cameras.
Windsor
SouthEast · Camera 2 · 4 cameras total
16 NM away
U of M Ann Arbor
South · Camera 3 · 4 cameras total
36 NM away
12 camera angles available
See all cameras, directions, and nearby airport cameras
Sign up free to view all cameras →Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| 04/22 | 4,846 ft | 100 ft | ASPH | MED |
| 17/35 | 4,424 ft | 75 ft | CONC | MED |
| H1 | 25 ft | 25 ft | CONC | - |
| H2 | 25 ft | 25 ft | CONC | - |
Frequencies
| Type | Frequency | Name |
|---|---|---|
| APCH/P DEP/P | 134.3 | DETROIT TRACON |
| APCH/P DEP/P | 284.0 | DETROIT TRACON |
| CTAF | 123.0 | GROSSE ILE MUNI |
| ONZ AWOS-3P | XXX.XXX | - |
| UNICOM | XXX.XXX | GROSSE ILE MUNI |
Active NOTAMs
ONZ 26/003
2026-05-12 07:54 – 2026-06-26 07:53
ONZ 26/004
2026-03-30 00:53 – 2026-05-13 19:52
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Michigan airports
KONZ Operational Overview
Location & Facility
GROSSE ILE MUNI (KONZ) is a publicly owned airport open to the public located in DETROIT/GROSSE ILE, Michigan, United States. The field sits at an elevation of 590.5 feet above mean sea level (MSL) at coordinates 42.0991°N, 83.1615°W.
Runways
GROSSE ILE MUNI has 4 runways. The longest runway (04/22) measures 4,846 feet by 100 feet with a asph surface. Other runways include 17/35 (4,424 ft, CONC), H1 (25 ft, CONC), H2 (25 ft, CONC).
Communications & Operations
GROSSE ILE MUNI is a non-towered (pilot-controlled) field. A total of 5 communication frequencies are published for this facility.
Services & Fuel
GROSSE ILE MUNI offers 100LL,A fuel. Pilots planning fuel stops should confirm availability with the FBO, as hours and pricing may vary.
Weather Cameras
3 FAA Weather Cameras are available near GROSSE ILE MUNI, providing real-time visual weather conditions updated every 10 minutes. AeroCopilot integrates these cameras with AI-powered weather analysis to help pilots assess visibility and ceiling conditions before departure.
Current Conditions
The current flight category at GROSSE ILE MUNI is VFR (Visual Flight Rules — good flying conditions). Weather conditions are updated in real-time from official NOAA Aviation Weather Center observations. There are currently 2 active NOTAMs for this facility.
Frequently Asked Questions
What is KONZ?
KONZ is the ICAO identifier for GROSSE ILE MUNI, a public-use airport located in DETROIT/GROSSE ILE, Michigan, United States.
How many runways does GROSSE ILE MUNI have?
GROSSE ILE MUNI (KONZ) has 4 runways. See the runway table above for dimensions and surface types.
What is the elevation of KONZ?
The field elevation of GROSSE ILE MUNI is 590.5 feet above mean sea level (MSL).
Is fuel available at KONZ?
Yes, GROSSE ILE MUNI offers 100LL,A fuel.
What are the current weather conditions at KONZ?
The current flight category at GROSSE ILE MUNI is VFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at KONZ?
There are currently 2 active NOTAMs for GROSSE ILE MUNI. Sign up for AeroCopilot to read decoded NOTAM text and AI interpretations.
How do I access complete data for KONZ?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for GROSSE ILE MUNI.
Where is GROSSE ILE MUNI located?
GROSSE ILE MUNI (KONZ) is located in DETROIT/GROSSE ILE, Michigan, United States, at an elevation of 590.5 ft MSL.
Does KONZ have weather cameras?
KONZ does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.