Quartermaster Harbor Seaplane BasePrivate
69WT · Vashon, WA · Non-towered · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-22 · night begins 07:38 PM
| Event | Local (PDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:26 AM | 13:26Z |
| Sunrise | 06:56 AM | 13:56Z |
| Sunset | 07:08 PM | 02:08Z |
| Evening civil twilight Loggable night begins | 07:38 PM | 02:38Z |
Plan a flight from 69WT
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
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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 |
|---|---|---|
| 04W/22W | 5,637 ft | |
| 15W/33W | 4,226 ft |
Prefer one flat page? Full runway details for 69WT → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 69WT kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
SEA 116.80 · TCM 109.60 · OLM 113.40 · +1
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| SEA · Seattle | VORTAC | 116.80 · 115X | High | r228° / 6.6 NM |
| TCM · Mcchord | TACAN | 109.60 · 33X | — | r347° / 14.7 NM |
| OLM · Olympia | VORTAC | 113.40 · 81X | High | r016° / 31 NM |
| PAE · Paine | VOR/DME | 110.60 · 43X | Low | r173° / 32.5 NM |
Prefer one flat list? All 69WT frequencies →
Charts & procedures
No published instrument procedures or Chart Supplement for 69WT — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 69WT
- Coordinates
- 47.3929, -122.4604
- Elevation
- 0 ft MSL
- Sectional chart
- SEATTLE
- Airport use
- Private
- Control tower
- No
- ARTCC
- SEATTLE (ZSE)
- Flight service (FSS)
- SEATTLE · 122.5 · 1-800-WX-BRIEF
- Segmented circle
- No
- Activated
- 2021/04
- Distance from city
- 3 S
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 under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 1 notes
Contact
- KEVAN@KEVANYALOWITZ.COM
Nearby airports
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Also nearby: 2S1 Vashon Municipal (4 NM) · WN13 Vaughan Ranch Airfield (private) (6 NM) · 56WA Tacoma (private) (7 NM) · 4WA9 Port Orchard (private) (9 NM)
About 69WT
Quartermaster Harbor (69WT) is a seaplane base in Vashon, WA, at 0 ft MSL. It has 2 runways, the longest 5,637 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 69WT, refreshed from the Aviation Weather Center and FAA NASR.
Does 69WT have a control tower?
No. Quartermaster Harbor is a non-towered (pilot-controlled) seaplane base; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 69WT?
Quartermaster Harbor has 2 runways; the longest is 5,637 ft. See the Runways section for headings, surface, and lighting.
Where is 69WT?
Quartermaster Harbor is in Vashon, WA, at an elevation of 0 ft MSL. Coordinates: 47.3929, -122.4604.
More about 69WT
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 69WT 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.