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.
Tug
KIMBERLY-JO
MMSI 368278130 · Call sign WDN4126
Not yet on Master's MateType
Tug
Flag
USACall sign
WDN4126
Official No.
546847
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
19
KIMBERLY-JO flies the American flag — a harbour tug. Officially she's MMSI 368278130, call sign WDN4126. There's a place for KIMBERLY-JO on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
Free forever · No credit card · for working boats
Built for boats that work — like KIMBERLY-JO.
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
Last known position · Jun 2, 2026
Position
39.2193° N, 76.4418° W
Working Chesapeake Bay? 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 KIMBERLY-JO 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 KIMBERLY-JO and switch it all on
Free to join · nothing to install to start · cancel anytime
About KIMBERLY-JO
What kind of vessel is KIMBERLY-JO?
KIMBERLY-JO is a Tug flagged to United States of America.
Where was KIMBERLY-JO last seen?
KIMBERLY-JO was last reported in Chesapeake Bay in Jun 2026 on public AIS.
What is KIMBERLY-JO's MMSI?
KIMBERLY-JO's MMSI is 368278130. Call sign WDN4126.
Is KIMBERLY-JO on the Master's Mate Safety Initiative Network?
Not yet. If KIMBERLY-JO 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.