LNM11-DC5A2D
Received 23 Sept 2026, 00:00 UTC
Warning text
Positions open on the mapSECTOR HUMBOLDT BAY, SUBMERGED LAND ACT (SLA)
General / Miscellaneous
The Coastal Data Information Program (CDIP) has deployed a moored wave buoy, CDIP ID 94 (Cape Mendocino, CA), NDBC WMO ID 46213, on June 3, 2026. The buoy is located at 40-17.49N 124-44.85W, approximately 17.5 nautical miles southwest of Cape Mendocino, at a depth of 346.0 meters. The buoy is a Datawell Directional Waverider 4 model and measures waves, sea surface temperature, air temperature, and surface current speed and direction. The new position is within 500 yards of the previous position. The buoy is described as a 3-foot diameter sphere with an attached telemetry whip antenna and a nighttime yellow warning flashing light. The light sequence consists of 5 flashes at 1-second intervals, with a period of 20 seconds between each series, and a visual range of one kilometer. The buoy is painted yellow and marked "Wave Buoy," with the URL cdip.ucsd.edu and phone number 858-534-3032. All mariners are advised to transit the area with caution.
Position 40-17.48N 124-44.85W
USCG Southwest District Local Notice to Mariners 45/2026