Aegis HeliportPrivate

4WN7 · Green Bay, WI · Non-towered · Open on the map

Elevation
620 ft MSL
Longest runway
107 ft H1/
Runway
1
Mag var
3W

Nearby now

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Weather

METAR observed

No weather station at 4WN7. Nearby reporting stations: KGRB (6 NM), KOCQ (24 NM), KMTW (25 NM).

TAF forecast

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Sun & FAA night2026-09-23 · night begins 07:17 PM
EventLocal (CDT)UTC
Morning civil twilight
Loggable night ends
06:11 AM11:11Z
Sunrise06:40 AM11:40Z
Sunset06:48 PM23:48Z
Evening civil twilight
Loggable night begins
07:17 PM00:17Z
Loggable night (§1.1)
07:17 PM → 06:11 AM
Night currency (§61.57)
07:48 PM → 05:40 AM

Plan a flight from 4WN7

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

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Prefer one flat page? Full runway details for 4WN7 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 4WN7 kneeboard →

Comms & NavAids

Communication frequencies

Also

Flight service
124.4 LOW
By procedure & sector (2 frequencies)
FrequencyUsed by
119.4WUKES DP
317.7MOSINEE RCAG (LOW)

Source: FAA NASR (current 28-day cycle).

Nearby navigation aids

GRB 115.50 · OSH 116.75
NavAidTypeFreq · chRangeRadial / Dist magnetic
GRB · Green Bay VORTAC 115.50 · 102X High r119° / 9.9 NM
OSH · Oshkosh VOR/DME 116.75 · 114Y Low r038° / 37.6 NM

Prefer one flat list? All 4WN7 frequencies →

Charts & procedures

No published instrument procedures or Chart Supplement for 4WN7 — open it on the VFR sectional →

Airport info

Airport information

FAA LID
4WN7
Coordinates
44.4714, -87.9948
Elevation
620 ft MSL
Magnetic variation
3W
Sectional chart
CHICAGO
Airport use
Private
Control tower
No
ARTCC
MINNEAPOLIS (ZMP)
Flight service (FSS)
GREEN BAY · 122.2 · 1-800-WX-BRIEF
NOTAM facility
FDC
Attendance
ALL ALL
Segmented circle
No
Wind indicator
yes
Activated
2002/06
Distance from city
10 SE

Night operations

Airport lighting
SEE RMK

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
Owner
AEGIS GROUP, INC.
1751 ALLOUEZ AVE., GREEN BAY, WI
920-469-9779
Manager
TOM MADIGAN
1751 ALLOUEZ AVE., GREEN BAY, WI
920-469-9779
Remarks FAA · 3 notes

General

  • FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.

Lighting

  • FOR PERIMETER LGTS CALL 920-468-2081 EXTENSION 1123.

Obstructions

  • RADIO TWRS 1100 FT HI - .5 M NW, 29 FT BLDG .1 M SW, PWR LINE 50 FT HIGH - .3 M S.

Nearby airports

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Also nearby: 7WI3 St Vincent Hospital (private) (2 NM) · WI78 Martins Aerodrome (private) (4 NM) · 33WI St Mary's Hospital (private) (5 NM) · 88WI Nicolet (private) (6 NM) · WS43 Birch Creek (private) (7 NM)

About 4WN7

Aegis (4WN7) is a heliport in Green Bay, WI, at 620 ft MSL. It has 1 runway, the longest 107 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4WN7, refreshed from the Aviation Weather Center and FAA NASR.

Does 4WN7 have a control tower?

No. Aegis is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM in the Comms & NavAids section.

What is the longest runway at 4WN7?

Aegis has 1 runway; the longest is 107 ft. See the Runways section for headings, surface, and lighting.

Where is 4WN7?

Aegis is in Green Bay, WI, at an elevation of 620 ft MSL. Coordinates: 44.4714, -87.9948.

More about 4WN7

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 4WN7 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.