San Francisco Bay PORTS, NOAA/NOS 2026-05-18 21:47 PDT
----------------------------Water Levels (above MLLW)---------------------------
West Sacramento 2.6 ft, Falling Port Chicago 2.2 ft, Falling
Martinez-Amorco Pier 2.6 ft, Falling Richmond 4.1 ft, Rising
Alameda 4.1 ft, Rising Redwood City 3.9 ft, Rising
San Francisco 4.4 ft, Rising
--------------------------------------Winds-------------------------------------
Spd Dir Gusts Spd Dir Gusts
Port Chicago 5 kn W 6 Davis Point 5 kn W 7
Union Pacific RR Br 7 kn WNW 8 Pittsburg 4 kn WSW 7
Martinez-Amorco Pier 7 kn W 8 Richmond 6 kn NW 7
Point Potrero Richm.. 3 kn SSW 5 Oakland Berth 34 5 kn NNW 6
Oakland Middle Hbr 6 kn N 7 Oakland Berth 67 4 kn NNE 6
Alameda 4 kn W 5 Redwood City 3 kn N 4
Pier 1 1 kn ESE 2 San Francisco 4 kn SSE 8
----------------------------Air and Water Temperature---------------------------
Air Water Air Water
San Francisco Bar W.. 54 °F 54 °F Port Chicago 69 °F 66 °F
Davis Point 70 °F Pittsburg 74 °F
Martinez-Amorco Pier 72 °F *** °F Richmond 69 °F 58 °F
Point Potrero Richm.. 63 °F Oakland Berth 38 65 °F
Oakland Berth 34 62 °F Oakland Berth 67 68 °F
Alameda 66 °F 64 °F Redwood City 70 °F *** °F
Pier 1 65 °F Pier 17 68 °F
San Francisco 58 °F *** °F
--------------------------------Relative Humidity-------------------------------
Martinez-Amorco Pier 39% Oakland Berth 38 62%
Pier 17 36%
-------------------------------Barometric Pressure------------------------------
Port Chicago 1014 mb Rising Davis Point 1014 mb Rising
Pittsburg 1014 mb Rising Martinez-Amorco Pier 1014 mb Rising
Richmond 1014 mb Rising Point Potrero Richm.. 1015 mb Rising
Oakland Berth 34 1014 mb Rising Oakland Berth 67 1014 mb Rising
Alameda 1014 mb Rising Redwood City 1014 mb Rising
Pier 1 1014 mb Rising San Francisco 1015 mb Rising
-----------------------------------Visibility-----------------------------------
Martinez-Amorco Pier *** nm Oakland Berth 38 5.4 nm
Pier 17 5.4 nm
-----------------Air Gap/Bridge Clearance (above water surface)-----------------
Bay Bridge D-E Span *** ft,
------------------Currents (F)lood, (S)lack, (E)bb, towards °T------------------
Spd Dir Spd Dir
Oakl Inner Harb LB4 1.0 kn (F), 167.0°T Oakl Outer Harb LB3 0.9 kn (F), 169.0°T
S-hampton Sh Ch LB6 0.8 kn (F), 2.0°T Martinez-Amorco Pier 0.7 kn (E), 245.0°T
Golden Gate (pred) 1.4 kn (F), 47.0°T
--------------------------------------Waves-------------------------------------
SigHt PkDir PkPer SigHt PkDir PkPer
San Francisco Bar W.. 5.5 ft 285°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.