Swan Lake Heliport HeliportPrivate

4MI3 · Allegan, MI · 700 ft elevation · Non-towered

Overview Weather Runways Comms & NavAids Charts Services & info

Airport information

FAA LID: 4MI3
Coordinates: 42.4600, -85.9713
Elevation: 700 ft MSL
Sectional chart: CHICAGO
Airport use: Private
Control tower: No
ARTCC: CHICAGO (ZAU)
Flight service (FSS): LANSING · 122.2 · 1-800-WX-BRIEF
Attendance: UNATNDD
Segmented circle: No
Activated: 2021/09
Distance from city: 7 SW

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-23

Event	Local (EDT)	UTC
Morning civil twilight Loggable night ends	05:32 AM	09:32Z
Sunrise	06:07 AM	10:07Z
Sunset	09:25 PM	01:25Z
Evening civil twilight Loggable night begins	10:00 PM	02:00Z

Loggable night (§1.1)

10:00 PM → 05:32 AM

Night currency (§61.57)

10:25 PM → 05:07 AM

Plan a flight from 4MI3

Destination (ICAO)

TAS (kt)Burn (gph)Reserve (hr)Wind from (°)Wind (kt)

Runway H1/

260 ft · Concrete

Heading: n/a
Threshold elev: 700 ft
Traffic pattern: Left

Heading: n/a

Headings shown are true (magnetic variation unavailable).

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

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

Runway	Length	Your margin
H1/	260 ft

Nearby navigation aids

NavAid	Type	Freq	Radial / Dist magnetic
PMM · Pullman	VOR-DME	112.10	r093° / 6 NM
ELX · Keeler	VOR-DME	116.60	r019° / 20.1 NM
AZO · Kalamazoo	VOR-DME	109.00	r307° / 22.9 NM
VIO · Victory	VOR-DME	115.95	r231° / 28.7 NM
BTL · Battle Creek	VORTAC	109.40	r288° / 33.1 NM

VFR sectional

Open 4MI3 on the VFR sectional (SkyVector) ↗

No published instrument procedures or Chart Supplement for 4MI3. VFR sectional link above.

Ownership & management

Owner

COLLIN KELLY

4353 105TH AVE, ALLEGAN, MI

269-993-0580

Manager

COLLIN KELLY

4353 105TH AVE, ALLEGAN, MI

269-993-0580

Remarks FAA

General

FOR CD CTC GREAT LAKES APCH AT 269-459-3344, WHEN APCH CLSD CTC CHICAGO ARTCC AT 630-906-8921.
TFC PAT OPS IN DRCTN TO RMN SOUTH OF 38MI.

Nearby airports

38MI · Chicora FieldPrivate (1 NM)M86 · Walle Field (7 NM)35D · Padgham Field (8 NM)MI76 · Reading Airport (12 NM)2C5 · Almena Airport (14 NM)87MI · Ascension Borgess Pipp Hospital HeliportHeliportPrivate (14 NM)

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 4MI3 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.

About 4MI3

Swan Lake Heliport (4MI3) is a heliport in Allegan, MI, at 700 ft MSL. It has 1 runway, the longest 260 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4MI3, refreshed from the Aviation Weather Center and FAA NASR.

Does 4MI3 have a control tower?

No. Swan Lake Heliport is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM on the Comms & NavAids tab.

What is the longest runway at 4MI3?

Swan Lake Heliport has 1 runway; the longest is 260 ft. See the Runways tab for headings, surface, and lighting.

Where is 4MI3?

Swan Lake Heliport is in Allegan, MI, at an elevation of 700 ft MSL. Coordinates: 42.4600, -85.9713.

Fly out of 4MI3 often?

Save 4MI3 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.

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