NDBC buoy, California

HALF MOON BAY - 24NM SSW of San Francisco Buoy 46012

Name: NDBC buoy 46012 latest observation
Creator: Tide & Temp
License: https://creativecommons.org/publicdomain/zero/1.0/

Water 64.0 F as of 08:00 UTC, Sunday, October 18, 2026.

Water temperature at NDBC buoy 46012 (HALF MOON BAY - 24NM SSW of San Francisco, CA) is 64.0 F (17.8 C), observed 08:00 UTC on October 18, 2026.
Air temperature at the buoy is 62 F, cooler than the water.
The nearest NOAA tide station is Pillar Point Harbor, Half Moon Bay, 24 mi away.

Water

64.0 F

17.8 C

Air

62 F

16.6 C

Wave height

5.2 ft

dominant period 9 s

Wind

12 kt

from 320 deg

Pressure

1016 hPa

sea level

Position 37.356, -122.881 · Uncrewed Surface Vehicle · owner code N. Latest observation from NDBC station 46012; this site refreshes once a day, the buoy reports hourly.

Nearby tide stations

Pillar Point Harbor, Half Moon Bay24 mi
Southeast Farallon Island25 mi
Seaplane Harbor33 mi
Point San Bruno34 mi
South San Francisco34 mi

All California water temperatures