1
Runway
3
Frequencies
0
Procedures
0
NOTAMs
Quick Facts
ICAO
4WN7
FAA
4WN7
Elevation
620 ft MSL
Runways
1
Frequencies
3
Tower
No
Fuel
N/A
Coordinates
44.471, -87.995
Airport Information
Facility Type
HELIPORT
Elevation
620 ft MSL
Control Tower
No
Fuel Types
None listed
ARTCC
MINNEAPOLIS
Coordinates
44.4714, -87.9948
Ownership
Private
Hours of Operation
Current Weather
METAR KGRB 201653Z 27008KT 10SM OVC018 17/12 A2993 RMK AO2 SLP135 T01670122
Flight Category
MVFR
Wind
270° at 8 kt
Visibility
10+ SM
Temperature
16.7°C
Dewpoint
12.2°C
Altimeter
1013.60 inHg
Cloud Cover
OVC
Nearest weather from KGRB (8 NM away)
Observed 2026-06-20 16:53Z
Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| H1 | 107 ft | 75 ft | CONC | PERI |
Frequencies
| Type | Frequency | Name |
|---|---|---|
| MOSINEE RCAG | 124.4 | MOSINEE |
| MOSINEE RCAG | 317.7 | MOSINEE |
| WUKES DP | 119.4 | GREEN BAY/AUSTIN STRAUBEL INTL |
Active NOTAMs
No active NOTAMs for 4WN7.
Nearby Airports in Wisconsin
67WI
ACCURATE
NECEDAH — 890 ft
67WI
ACCURATE
NECEDAH — 890 ft
K63C
ADAMS COUNTY LEGION FLD
FRIENDSHIP (ADAMS) — 979.2 ft
63C
ADAMS COUNTY LEGION FLD
FRIENDSHIP (ADAMS) — 979.2 ft
1WI6
AERO ESTATES
RAYMOND TOWNSHIP — 825 ft
1WI6
AERO ESTATES
RAYMOND TOWNSHIP — 825 ft
WI69
AIR TROY ESTATES
EAST TROY — 820 ft
WI69
Air Troy Estates Restricted Airport
East Troy — 820 ft
Nearest airports
- 67WI — ACCURATE
NECEDAH
- 67WI — ACCURATE
NECEDAH
- K63C — ADAMS COUNTY LEGION FLD
FRIENDSHIP (ADAMS)
- 63C — ADAMS COUNTY LEGION FLD
FRIENDSHIP (ADAMS)
- 1WI6 — AERO ESTATES
RAYMOND TOWNSHIP
Wisconsin airports
4WN7 Operational Overview
Location & Facility
AEGIS (4WN7) is a privately owned heliport restricted to private use located in GREEN BAY, Wisconsin, United States. The field sits at an elevation of 620 feet above mean sea level (MSL) at coordinates 44.4714°N, 87.9948°W.
Helipads
AEGIS has 1 helipad. The longest pad (H1) measures 107 feet by 75 feet with a conc surface.
Communications & Operations
AEGIS is a non-towered (pilot-controlled) field. A total of 3 communication frequencies are published for this facility.
Current Conditions
The current flight category at AEGIS is MVFR (Marginal VFR — reduced visibility or ceiling). Weather conditions are updated in real-time from official NOAA Aviation Weather Center observations.
Frequently Asked Questions
What is 4WN7?
4WN7 is the ICAO identifier for AEGIS, a public-use airport located in GREEN BAY, Wisconsin, United States.
How many runways does AEGIS have?
AEGIS (4WN7) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of 4WN7?
The field elevation of AEGIS is 620 feet above mean sea level (MSL).
Is fuel available at 4WN7?
No fuel types are currently listed for AEGIS. Contact the FBO directly for availability.
What are the current weather conditions at 4WN7?
The current flight category at AEGIS is MVFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at 4WN7?
There are currently no active NOTAMs for AEGIS.
How do I access complete data for 4WN7?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for AEGIS.
Where is AEGIS located?
AEGIS (4WN7) is located in GREEN BAY, Wisconsin, United States, at an elevation of 620 ft MSL.