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Hurricane Symbol Storm Special! View the latest observations near Atlantic Tropical Storm Isaias.

Station 46012 - Search and Rescue Data

HALF MOON BAY - 24NM SSW of San Francisco, CA
37.356 N 122.881 W (37°21'20" N 122°52'51" W)

Average surface winds - six hour block.


Date

UTC
Average
Wind Dir
(True)
Average
Wind Spd
(Knots)
 Wind
Obs
Average
Seas
(Feet)
 Wave
Obs
08-03-20201200Z321162163
08-03-20200600Z325163666
08-03-20200000Z321143657
08-02-20201800Z332133666
08-02-20201200Z328153556
08-02-20200600Z322143656
08-02-20200000Z322143658
08-01-20201800Z325143657
08-01-20201200Z328163666
08-01-20200600Z321173666
08-01-20200000Z324163356
07-31-20201800Z331143537
07-31-20201200Z322103639
07-31-20200600Z323103639
07-31-20200000Z321103639
07-30-20201800Z31553639
07-30-20201200Z305536310
07-30-20200600Z31283637
07-30-20200000Z32173638
07-29-20201800Z31053536
07-29-20201200Z31863638

The six-hour averages are calculated as follows:

  • The 0000Z average uses data from 2100Z to 0259Z.
  • The 0600Z average uses data from 0300Z to 0859Z.
  • The 1200Z average uses data from 0900Z to 1459Z.
  • The 1800Z average uses data from 1500Z to 2059Z.

Display all available SAR data (up to 45 days)

Display 46012 station page