San Francisco Bay PORTS, NOAA/NOS 2025-04-25 23:47 PDT
----------------------------Water Levels (above MLLW)---------------------------
West Sacramento 0.5 ft, Steady Port Chicago 4.9 ft, Rising
Martinez-Amorco Pier 5.6 ft, Rising Richmond 6.5 ft, Rising
Alameda 7.1 ft, Rising Redwood City 9.1 ft, Rising
San Francisco 6.0 ft, Falling
--------------------------------------Winds-------------------------------------
Spd Dir Gusts Spd Dir Gusts
Port Chicago 10 kn W 11 Davis Point 4 kn NW 7
Union Pacific RR Br 9 kn WNW 11 Pittsburg 8 kn WNW 11
Martinez-Amorco Pier 8 kn W 10 Richmond 4 kn WNW 6
Point Potrero Richm.. 3 kn NNW 4 Oakland Berth 34 4 kn NW 5
Oakland Middle Hbr 3 kn NW 5 Oakland Berth 67 2 kn W 4
Alameda 2 kn W 4 Redwood City 2 kn SSW 3
Pier 1 4 kn W 6 San Francisco 2 kn S 3
----------------------------Air and Water Temperature---------------------------
Air Water Air Water
San Francisco Bar W.. 51 °F 54 °F Port Chicago 53 °F *** °F
Davis Point 52 °F Pittsburg 53 °F
Martinez-Amorco Pier 53 °F 61 °F Richmond 52 °F 57 °F
Point Potrero Richm.. 53 °F Oakland Berth 38 52 °F
Oakland Berth 34 52 °F Oakland Berth 67 53 °F
Alameda 53 °F 59 °F Redwood City 51 °F 62 °F
Pier 1 51 °F Pier 17 52 °F
San Francisco 49 °F *** °F
--------------------------------Relative Humidity-------------------------------
Martinez-Amorco Pier 81% Oakland Berth 38 74%
Pier 17 76%
-------------------------------Barometric Pressure------------------------------
Port Chicago 1014 mb Rising Davis Point 1014 mb Rising
Pittsburg 1013 mb Falling Martinez-Amorco Pier 1014 mb Rising
Richmond 1014 mb Falling Point Potrero Richm.. 1014 mb Steady
Oakland Berth 34 1014 mb Steady Oakland Berth 67 1014 mb Steady
Alameda 1014 mb Steady Redwood City 1014 mb Falling
Pier 1 1013 mb Steady San Francisco 1014 mb Steady
-----------------------------------Visibility-----------------------------------
Martinez-Amorco Pier 5.40 nm Oakland Berth 38 5.40 nm
Pier 17 5.40 nm
-----------------Air Gap/Bridge Clearance (above water surface)-----------------
Bay Bridge D-E Span 199.6 ft, Incr.
------------------Currents (F)lood, (S)lack, (E)bb, towards °T------------------
Spd Dir Spd Dir
Oakl Inner Harb LB4 0.4 kn (E), 286.0°T Oakl Outer Harb LB3 0.6 kn (E), 24.0°T
S-hampton Sh Ch LB6 *** kn ( ), ***°T Martinez-Amorco Pier 2.4 kn (F), 58.0°T
Golden Gate (pred) 0.5 kn (F), 95.0°T
--------------------------------------Waves-------------------------------------
SigHt PkDir PkPer SigHt PkDir PkPer
San Francisco Bar W.. 3.1 ft 243°T 17 s
*** Data not displayed as a result of quality control monitoring. For information on
missing data, go to PORTS Station Status or call (301) 713-2540.