Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Vessel
USNS Westwind
MMSI 368460000 · Call sign WDM9150
Not yet on Master's MateFlag
USALength
76.2 m
Call sign
WDM9150
IMO
9472359
Official No.
548612
AIS reports
4
Registered in the United States, USNS Westwind is a 76.2-metre craft. She's listed under MMSI 368460000, call sign WDM9150, IMO 9472359. Bring USNS Westwind aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Free forever · No credit card
Is USNS Westwind your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 14:14 UTC
Position
27.4670° N, 80.3278° W
Status
Under way (engine)
Speed
0.0 kn
Course
0°
Wherever USNS Westwind roams, you're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put USNS Westwind on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim USNS Westwind and switch it all on
Free to join · nothing to install to start · cancel anytime
About USNS Westwind
What kind of vessel is USNS Westwind?
USNS Westwind is a vessel flagged to United States of America.
What is USNS Westwind's MMSI?
USNS Westwind's MMSI is 368460000. Call sign WDM9150. IMO 9472359.
How big is USNS Westwind?
USNS Westwind is about 76.2 m long.
Is USNS Westwind on the Master's Mate Safety Initiative Network?
Not yet. If USNS Westwind is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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