Sault Ste Marie International Seaplane Base Seaplane Base
MI8 · Sault Ste Marie, MI · Non-towered
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-07 · night begins 09:34 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:51 AM | 09:51Z |
| Sunrise | 06:25 AM | 10:25Z |
| Sunset | 09:00 PM | 01:00Z |
| Evening civil twilight Loggable night begins | 09:34 PM | 01:34Z |
Plan a flight from MI8
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
Airspace hazards
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Runways
Headings shown are true (magnetic variation unavailable).
Prefer one flat page? Full runway details for MI8 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the MI8 kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
SSM 112.20
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| SSM · Sault Ste Marie | VOR/DME | 112.20 · 59X | High | r011° / 4.3 NM |
Prefer one flat list? All MI8 frequencies →
Charts & procedures
No published instrument procedures or Chart Supplement for MI8 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- MI8
- Coordinates
- 46.4837, -84.3019
- Elevation
- 575 ft MSL
- Sectional chart
- LAKE HURON
- Airport use
- Public
- Control tower
- No
- ARTCC
- TORONTO (ZYZ)
- Flight service (FSS)
- GREEN BAY · 122.2 · 1-800-WX-BRIEF
- NOTAM facility
- GRB
- Segmented circle
- No
- Activated
- 2019/10
- Distance from city
- 2 SE
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.7 — confirm the click sequence in the Chart Supplement
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 · 1 notes
General
- FOR CD CTC TORONTO ARTCC ON 132.65, IF UNA CALL LONDON FIC AT 866-541-4104.
Nearby airports
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Also nearby: 5Y1 Albert J Lindberg Airport (27 NM) · 1MI0 Ashman Island Seaplane Base (private) (35 NM) · D22 Drummond Island / Yacht Haven SPB (36 NM)
About MI8
Sault Ste Marie International Seaplane Base (MI8) is a seaplane base in Sault Ste Marie, MI, at 575 ft MSL. It has no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for MI8, refreshed from the Aviation Weather Center and FAA NASR.
Does MI8 have a control tower?
No. Sault Ste Marie International Seaplane Base is a non-towered (pilot-controlled) seaplane base; use the published CTAF/UNICOM in the Comms & NavAids section.
Where is MI8?
Sault Ste Marie International Seaplane Base is in Sault Ste Marie, MI, at an elevation of 575 ft MSL. Coordinates: 46.4837, -84.3019.
Fly out of MI8 often?
Save MI8 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.
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 MI8 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.