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Hurricane Symbol Storm Special! View the latest observations near East Pacific Tropical Storm Alvin.

Station 46028 (LLNR 275) - CAPE SAN MARTIN - 55NM West NW of Morro Bay, CA

Owned and maintained by National Data Buoy Center
3-meter discus buoy
AMPS payload
35.703 N 121.857 W (35°42'11" N 121°51'25" W)

Site elevation: sea level
Air temp height: 4 m above site elevation
Anemometer height: 5 m above site elevation
Barometer elevation: sea level
Sea temp depth: 0.6 m below water line
Water depth: 1048 m
Watch circle radius: 1536 yards

Hull 3D63 went adrift 4/4/19 at 0740z. Station will be restored to service when it can be worked into the schedule. When the date is known, it will be posted in the Maintenance Schedule.

Click here to see the latest positions on the adrift buoy.

Latest NWS Marine Forecast

Important Notice to Mariners

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station 46028

Station 46028
Large icon indicates selected station.
yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
     (24 hours for tsunami stations)


No Recent Reports


Links which are specific to this station are listed below:

  • Data for last 24 hours: No data available.

  • Data for last 5 days: No data available.

  • Data for last 45 days: No data available.

Some data files have been compressed with the GNU gzip program.

The weekly status report and the weekly maintenance report also provide valuable station information.

Note that the payload types and the station locations occasionally change.
Please refer to the NDBC data inventory for the data history of each station.