Station List

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Station 1801593 - SD 1077 - 24 NM SSW of San Francisco, CA (Site of 46012)

Leased by National Data Buoy Center
Uncrewed Surface Vehicle
Saildrone Explorer
Currently located at 37.38 N 122.89 W

Site elevation: sea level
Air temp height: 2.3 m above site elevation
Anemometer height: 5.2 m above site elevation
Barometer elevation: 0.2 m above mean sea level
Sea temp depth: 1.5 m below water line

Data from previous saildrones are available at:
1801583 -- 0000Z, 4/26/24 to 0330Z, 7/24/24
1801589 -- 0000Z, 9/1/23 to 2359Z, 4/25/24

Latest NWS Marine Forecast

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station 1801593

Regional HF Radar Surface Current Observations

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Station 1801593
Courtesy Saildrone. Used with express permission.

Conditions at 1801593 as of
(11:30 am PDT)
1830 GMT on 03/29/2025:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Wind Direction Wind Direction (WDIR): NW (318 deg)
5-day plot - Wind Speed Wind Speed (WSPD): 3.9 kts
5-day plot - Wind Gust Wind Gust (GST): 4.9 kts
5-day plot - Wave Height Wave Height (WVHT): 10.5 ft
5-day plot - Dominant Wave Period Dominant Wave Period (DPD): 12 sec
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.10 in
5-day plot - Air Temperature Air Temperature (ATMP): 52.2 °F
5-day plot - Water Temperature Water Temperature (WTMP): 54.3 °F
5-day plot - Dew Point Dew Point (DEWP): 46.9 °F
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous 25 observations
TIME
(PDT)		 LAT
deg		 LON
deg		 5-day plot - Wind Direction
WDIR
 		 5-day plot - Wind Speed
WSPD
kts		 5-day plot - Wind Gust
WGST
kts		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Dominant Wave Period
DPD
sec		 5-day plot - Atmospheric Pressure
PRES
in		 5-day plot - Pressure Tendency
PTDY
in		 5-day plot - Air Temperature
ATMP
°F		 5-day plot - Water Temperature
WTMP
°F		 5-day plot - Dew Point
DEWP
°F
2025-03-29 10:30 am  37.38-122.89 N 6 7 11.2 1330.10- 52.3 54.1 47.5
2025-03-29 09:30 am  37.37-122.91 N 9 11 9.5 1330.08- 52.2 54.0 47.7
2025-03-29 08:30 am  37.35-122.92 N 9 11 10.8 1130.09- 52.5 54.1 47.7
2025-03-29 07:30 am  37.36-122.92NNW 10 11 11.8 1230.09- 52.2 54.1 47.7
2025-03-29 06:30 am  37.37-122.89NNW 13 14 11.2 1330.08- 52.2 54.1 48.0
2025-03-29 05:30 am  37.37-122.91NNW 11 13 12.1 1330.08- 52.3 54.1 48.7
2025-03-29 04:30 am  37.35-122.91NNW 13 15 12.8 1330.09- 52.7 54.1 48.7
2025-03-29 03:30 am  37.34-122.92 NW 11 12 11.8 1430.09- 52.7 54.1 49.1
2025-03-29 02:30 am  37.36-122.92 NW 11 13 11.8 1330.09- 53.1 54.1 48.9
2025-03-29 01:30 am  37.38-122.91 NW 8 9 12.8 1330.09- 53.1 54.3 49.8
2025-03-29 12:30 am  37.36-122.91WNW 10 11 12.8 1330.11- 53.4 54.3 50.0
2025-03-28 11:30 pm  37.35-122.92 NW 10 11 14.8 1430.10- 53.2 54.1 49.5
2025-03-28 10:30 pm  37.36-122.91 NW 9 10 12.5 1430.10- 53.2 54.7 50.2
2025-03-28 09:30 pm  37.37-122.91 NW 10 12 14.8 1430.10- 53.4 54.5 49.8
2025-03-28 08:30 pm  37.36-122.91WNW 11 12 14.4 1430.09- 53.4 54.7 50.0
2025-03-28 07:30 pm  37.35-122.92WNW 10 11 15.1 1430.08- 53.6 54.5 49.5
2025-03-28 06:30 pm  37.33-122.92WNW 10 12 15.4 1430.08- 54.1 54.5 50.9
2025-03-28 05:30 pm  37.34-122.90WNW 11 13 16.4 1430.09- 54.5 54.7 50.5
2025-03-28 04:30 pm  37.35-122.89WNW 10 12 16.1 1430.10- 54.5 54.7 50.0
2025-03-28 03:30 pm  37.36-122.90NNW 5 6 14.8 1430.10- 53.2 54.7 51.3
2025-03-28 02:30 pm  37.37-122.90 W 10 12 15.4 1430.11- 54.7 54.7 51.8
2025-03-28 01:30 pm  37.37-122.90 W 7 8 16.4 1430.11- 54.3 54.5 51.8
2025-03-28 12:30 pm  37.38-122.90WNW 8 10 16.4 1430.11- 54.1 54.3 51.6
2025-03-28 11:30 am  37.39-122.91WNW 8 10 15.4 1430.11- 54.0 54.1 51.4