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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.
Towing Vessel

WHIRLAWAY

MMSI 366935420 · Call sign WCZ6032

Not yet on Master's Mate
Type
Towing Vessel
Flag
USAUSA
Length
19.8 m
Beam
7.3 m
Draft
3.2 m
Call sign
WCZ6032
IMO
8635540
Official No.
1090243
AIS reports
1

WHIRLAWAY is an American service vessel, measuring 19.8 metres. She carries a 7.3-metre beam and a 3.2 m draft. She broadcasts as MMSI 366935420, call sign WCZ6032, IMO 8635540. WHIRLAWAY is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.

Free forever · No credit card · for working boats

Built for boats that work — like WHIRLAWAY.

Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.

Rig her out — free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever WHIRLAWAY 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 · for working boats

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put WHIRLAWAY on the map. It hands you the full bridge:

Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim WHIRLAWAY and switch it all on
Free to join · nothing to install to start · cancel anytime
Claim free → unlock everything

About WHIRLAWAY

What kind of vessel is WHIRLAWAY?
WHIRLAWAY is a Towing Vessel flagged to United States of America.
What is WHIRLAWAY's MMSI?
WHIRLAWAY's MMSI is 366935420. Call sign WCZ6032. IMO 8635540.
How big is WHIRLAWAY?
WHIRLAWAY is about 19.8 m long, 7.3 m on the beam, drawing 3.2 m.
Is WHIRLAWAY on the Master's Mate Safety Initiative Network?
Not yet. If WHIRLAWAY is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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