Three Rivers Health Heliport HeliportPrivate
81MI · Three Rivers, MI · 818 ft elevation · var 6W · Non-towered
Airport information
- FAA LID
- 81MI
- Coordinates
- 41.9355, -85.6487
- Elevation
- 818 ft MSL
- Magnetic variation
- 6W
- Sectional chart
- CHICAGO
- Airport use
- Private
- Control tower
- No
- ARTCC
- CHICAGO (ZAU)
- Flight service (FSS)
- CLEVELAND · 122.3 · 1-800-WX-BRIEF
- NOTAM facility
- FDC
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2017/12
- Distance from city
- 1 SW
Weather
METAR observed
Loading current weather…
TAF forecast
Loading forecast…
Sun & FAA night 2026-06-23
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:33 AM | 09:33Z |
| Sunrise | 06:08 AM | 10:08Z |
| Sunset | 09:22 PM | 01:22Z |
| Evening civil twilight Loggable night begins | 09:56 PM | 01:56Z |
Plan a flight from 81MI
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — confirm the click sequence in the Chart Supplement
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Communication frequencies
Tower & ground
| CTAF | 122.9 |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| AZO · Kalamazoo | VOR-DME | 109.00 | r194° / 18.6 NM |
| ELX · Keeler | VOR-DME | 116.60 | r121° / 24.6 NM |
| BTL · Battle Creek | VORTAC | 109.40 | r220° / 28.6 NM |
| GSH · Goshen | VORTAC | 113.70 | r034° / 29.9 NM |
| GIJ · Gipper | VORTAC | 115.40 | r071° / 31.6 NM |
| PMM · Pullman | VOR-DME | 112.10 | r147° / 37.8 NM |
VFR sectional
No published instrument procedures or Chart Supplement for 81MI. VFR sectional link above.
Ownership & management
Remarks FAA
General
- FOR CD CTC GREAT LAKES APCH AT 269-459-3344, WHEN APCH CLSD CTC CHICAGO ARTCC AT 630-906-8921.
Nearby airports
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 81MI 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 81MI
Three Rivers Health Heliport (81MI) is a heliport in Three Rivers, MI, at 818 ft MSL. It has no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 81MI, refreshed from the Aviation Weather Center and FAA NASR.
Does 81MI have a control tower?
No. Three Rivers Health Heliport is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM on the Comms & NavAids tab.
Where is 81MI?
Three Rivers Health Heliport is in Three Rivers, MI, at an elevation of 818 ft MSL. Coordinates: 41.9355, -85.6487.
Fly out of 81MI often?
Save 81MI 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.