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.
Recreational
Whisper II
MMSI 368061530 · Call sign WDK5083
Not yet on Master's MateType
Recreational
Flag
USALength
13 m
Beam
4.1 m
Draft
2.8 m
Call sign
WDK5083
Official No.
1177853
Hull ID
HWS42034B505
AIS reports
1
Out of the United States, Whisper II is a 13-metre family boat. She carries 4.1 metres in the beam and a 2.8-metre draft. On AIS she appears as MMSI 368061530, call sign WDK5083. Whisper II is exactly the kind of boat the Master's Mate Safety Initiative Network was built for — free, simple, and always on watch.
Free forever · No credit card · for recreational captains
Keep Whisper II looked after — even when you’re not aboard.
Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.
Look after her — claim free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 21:17 UTC
Position
42.5158° N, 70.8716° W
Status
Under way (engine)
Speed
1.0 kn
Course
249°
Cruising the Gulf of Maine? 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 recreational captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Whisper II 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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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 Whisper II and switch it all on
Free to join · nothing to install to start · cancel anytime
About Whisper II
What kind of vessel is Whisper II?
Whisper II is a Recreational flagged to United States of America.
Where was Whisper II last seen?
Whisper II was last reported in the Gulf of Maine on public AIS.
What is Whisper II's MMSI?
Whisper II's MMSI is 368061530. Call sign WDK5083.
How big is Whisper II?
Whisper II is about 13 m long, 4.1 m on the beam, drawing 2.8 m.
Is Whisper II on the Master's Mate Safety Initiative Network?
Not yet. If Whisper II is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.