Bay Area Medical Center HeliportPrivate
4WN6 · Marinette, WI · Non-towered · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-23 · night begins 07:16 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:09 AM | 11:09Z |
| Sunrise | 06:39 AM | 11:39Z |
| Sunset | 06:47 PM | 23:47Z |
| Evening civil twilight Loggable night begins | 07:16 PM | 00:16Z |
Plan a flight from 4WN6
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/ | 47 ft |
Prefer one flat page? Full runway details for 4WN6 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 4WN6 kneeboard →
Comms & NavAids
Nearby navigation aids
GRB 115.50
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| GRB · Green Bay | VORTAC | 115.50 · 102X | High | r036° / 38.6 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 4WN6 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 4WN6
- Coordinates
- 45.0685, -87.6475
- Elevation
- 611 ft MSL
- Sectional chart
- GREEN BAY
- Airport use
- Private
- Control tower
- No
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- GREEN BAY · 122.2 · 1-800-WX-BRIEF
- Attendance
- ALL ALL
- Beacon
- white-green-yellow (SEE RMK)
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 2005/03
- Distance from city
- 2 S
Night operations
- Rotating beacon
- white-green-yellow · 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
Remarks FAA · 2 notes
General
- FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
Lighting
- DUSK-DAWN.
Nearby airports
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Also nearby: 5WI4 Larson (private) (2 NM) · 30WI Chambers Island (private) (14 NM) · 5WI8 Ermis-Ridgeview (private) (15 NM)
About 4WN6
Bay Area Medical Center (4WN6) is a heliport in Marinette, WI, at 611 ft MSL. It has 1 runway, the longest 47 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4WN6, refreshed from the Aviation Weather Center and FAA NASR.
Does 4WN6 have a control tower?
No. Bay Area Medical Center is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 4WN6?
Bay Area Medical Center has 1 runway; the longest is 47 ft. See the Runways section for headings, surface, and lighting.
Where is 4WN6?
Bay Area Medical Center is in Marinette, WI, at an elevation of 611 ft MSL. Coordinates: 45.0685, -87.6475.
More about 4WN6
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 4WN6 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.