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.
Unknown
WESTERN 1603
U.S. Official No. 644231
Not yet on Master's MateType
Unknown
Flag
USALength
39.6 m
Beam
9.8 m
Draft
2 m
First reported
Jun 2026
AIS reports
1
WESTERN 1603, a craft flying the flag of the United States, measures 39.6 metres on deck. She has a beam of 9.8 m and a draft measuring 2 metres. Find her under U.S. official number 644231. WESTERN 1603 is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
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Joining the Safety Initiative Network doesn't just put WESTERN 1603 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.
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About WESTERN 1603
What kind of vessel is WESTERN 1603?
WESTERN 1603 is a Unknown flagged to United States of America.
What is WESTERN 1603's U.S. Official No.?
WESTERN 1603's U.S. Official No. is 644231.
How big is WESTERN 1603?
WESTERN 1603 is about 39.6 m long, 9.8 m on the beam, drawing 2 m.
Is WESTERN 1603 on the Master's Mate Safety Initiative Network?
Not yet. If WESTERN 1603 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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