San Francisco Bay PORTS, NOAA/NOS 2025-05-21 14:39 PDT
----------------------------Water Levels (above MLLW)---------------------------
West Sacramento 2.2 ft, Falling Port Chicago 0.2 ft, Falling
Martinez-Amorco Pier 0.3 ft, Falling Richmond 0.6 ft, Rising
Alameda 0.5 ft, Rising Redwood City 0.7 ft, Rising
San Francisco 1.0 ft, Rising
--------------------------------------Winds-------------------------------------
Spd Dir Gusts Spd Dir Gusts
Port Chicago 12 kn W 13 Davis Point 9 kn WSW 11
Union Pacific RR Br 12 kn NW 18 Pittsburg 12 kn NW 15
Martinez-Amorco Pier 14 kn NW 17 Richmond 7 kn SSE 9
Point Potrero Richm.. 10 kn S 13 Oakland Berth 34 3 kn WNW 5
Oakland Middle Hbr 3 kn WSW 5 Oakland Berth 67 9 kn WSW 10
Alameda 10 kn W 14 Redwood City 11 kn NW 14
Pier 1 9 kn WSW 14 San Francisco 19 kn SW 25
----------------------------Air and Water Temperature---------------------------
Air Water Air Water
San Francisco Bar W.. 53 °F 56 °F Port Chicago 77 °F *** °F
Davis Point 72 °F Pittsburg 78 °F
Martinez-Amorco Pier 79 °F 69 °F Richmond 69 °F 63 °F
Point Potrero Richm.. 63 °F Oakland Berth 38 65 °F
Oakland Berth 34 64 °F Oakland Berth 67 65 °F
Alameda 65 °F 67 °F Redwood City 72 °F 68 °F
Pier 1 67 °F Pier 17 68 °F
San Francisco 58 °F *** °F
--------------------------------Relative Humidity-------------------------------
Martinez-Amorco Pier 35% Oakland Berth 38 60%
Pier 17 52%
-------------------------------Barometric Pressure------------------------------
Port Chicago 1014 mb Falling Davis Point 1014 mb Falling
Pittsburg 1013 mb Falling Martinez-Amorco Pier 1014 mb Falling
Richmond 1015 mb Falling Point Potrero Richm.. 1016 mb Falling
Oakland Berth 34 1016 mb Falling Oakland Berth 67 1016 mb Falling
Alameda 1016 mb Falling Redwood City 1015 mb Falling
Pier 1 1014 mb Falling San Francisco 1015 mb Falling
-----------------------------------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 204.5 ft, Decr.
------------------Currents (F)lood, (S)lack, (E)bb, towards °T------------------
Spd Dir Spd Dir
Oakl Inner Harb LB4 1.2 kn (F), 181.0°T Oakl Outer Harb LB3 0.5 kn (F), 169.0°T
S-hampton Sh Ch LB6 0.3 kn (F), 60.0°T Martinez-Amorco Pier 1.4 kn (E), 237.0°T
Golden Gate (pred) 0.2 kn (S), 22.0°T
--------------------------------------Waves-------------------------------------
SigHt PkDir PkPer SigHt PkDir PkPer
San Francisco Bar W.. 6.7 ft 291°T 11 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.