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Tidal Current Secondary Station Prediction Adjustments
BAY of PANAMA
Minimum Minimum Speed Direction 
Before Flood Before Ebb Ratio At Maximum
Bayoneta I., 1.5 miles W of, Perlas Is +1 07 +2 02 +2 21 +1 22 0.6 0.4 005 200 San Francisco Bay Entrance
Chame Bay Entrance, near Chame Point +2 10 +2 31 +2 10 +2 45 0.6 0.4 210 065 San Francisco Bay Entrance
COSTA RICA
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Puntarenas, Gulf of Nicoya +0 01 - - - +0 44 - - - - - - - 300 - - San Francisco Bay Entrance
LOWER CALIFORNIA
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Magdalena Bay entrance -4 43 -3 52 -3 46 -3 45 0.4 0.3 035 - - San Francisco Bay Entrance
SAN CLEMENTE ISLAND
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
China Point Light, 20 miles SSW of - - - - - - - - - - - - 0.3 0.1 315 115 San Diego Bay Entrance
SAN DIEGO BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Point Loma Light, 0.8 nmi. east of 15d -0 18 -0 43 -0 05 +0 45 0.5 0.4 328 174 San Diego Bay Entrance
. . . do. 33d -1 08 -0 46 -0 08 -0 23 0.4 0.2 333 166 San Diego Bay Entrance
SAN DIEGO BAY ENTRANCE Daily predictions 355 173 San Diego Bay Entrance
Ballast Point, south of 5d -1 04 -1 02 -1 01 -2 03 0.4 0.2 044 238 San Diego Bay Entrance
Ballast Point, 100 yards north of -0 27 -0 24 -0 23 -0 02 1.0 0.9 325 133 San Diego Bay Entrance
Ballast Point, 0.55 nmi. north of 14d -0 05 -0 39 -0 34 +0 24 0.5 0.4 354 193 San Diego Bay Entrance
. . . do. 34d -0 44 +0 10 +0 03 -0 03 0.5 0.2 344 147 San Diego Bay Entrance
Quarantine Station, La Playa -0 03 +0 15 +0 10 +0 20 0.8 0.8 021 200 San Diego Bay Entrance
North Island 14d -0 26 -0 56 -0 54 -0 03 0.5 0.4 062 245 San Diego Bay Entrance
. . . do. 34d -0 43 -1 05 -0 44 -0 33 0.3 0.2 077 241 San Diego Bay Entrance
Harbor Island (east end), SSW of 15d +0 29 +0 09 -0 24 +0 23 0.3 0.3 097 293 San Diego Bay Entrance
San Diego, 0.5 mile west of -0 16 -0 08 -0 12 -0 12 0.6 0.5 121 304 San Diego Bay Entrance
Airport CGS, 0.3 nmi. SE of 14d Current weak and variable San Diego Bay Entrance
B St. Pier (San Diego) #1 34d Current weak and variable San Diego Bay Entrance
G St. Pier (San Diego), 0.22 nmi. SW of 14d +0 10 +0 20 -0 03 +0 41 0.3 0.3 139 304 San Diego Bay Entrance
. . . do. 37d -0 23 +0 21 -0 18 +0 58 0.3 0.2 125 301 San Diego Bay Entrance
Fifth Avenue Marina Entrance 11d -0 12 +0 09 +1 46 +1 07 0.1 - - 031 - - San Diego Bay Entrance
Coronado, off northeast end 14d -0 24 -0 58 -0 51 +0 09 0.7 0.5 128 317 San Diego Bay Entrance
. . . do. 38d -0 41 -0 59 -1 01 +0 03 0.5 0.4 130 319 San Diego Bay Entrance
28th St. Pier (San Diego), 0.92 nmi. SW 7d -0 44 -1 17 -1 10 -0 05 0.2 0.1 182 351 San Diego Bay Entrance
28th St. Pier (San Diego), 0.35 nmi. SW 14d -0 14 +0 15 +0 15 +0 13 0.3 0.2 133 317 San Diego Bay Entrance
. . . do. 28d +0 01 +0 24 +0 15 +0 35 0.2 0.2 148 328 San Diego Bay Entrance
National City +0 23 0 00 -0 02 +0 50 0.4 0.4 166 002 San Diego Bay Entrance
National City, WSW of Pier 12 32d +0 22 +0 34 +0 34 +0 58 0.2 0.2 178 351 San Diego Bay Entrance
Sweetwater Channel, southwest of 14d +0 29 -0 33 -0 05 +0 46 0.1 0.2 203 348 San Diego Bay Entrance
CALIFORNIA COAST
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
San Pedro Channel #2 - - - - - - - - - - - - - - - - - - - - San Francisco Bay Entrance
Los Angeles and Long Beach Harbors #3 - - - - - - - - - - - - - - - - - - - - San Francisco Bay Entrance
El Segundo, Santa Monica Bay #4 - - - - - - - - - - - - - - - - 330 - - San Francisco Bay Entrance
Point Arguello -2 21 -2 21 -2 21 -2 21 0.2 0.2 005 185 San Francisco Bay Entrance
Point San Luis -2 01 -2 01 -2 01 -2 01 0.2 0.2 305 125 San Francisco Bay Entrance
Point Piedras Blancas -1 29 -1 29 -1 29 -1 29 0.2 0.2 315 135 San Francisco Bay Entrance
Point Sur -1 11 -1 11 -1 11 -1 11 0.2 0.2 325 145 San Francisco Bay Entrance
MONTEREY BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Point Pinos -1 01 -1 01 -1 01 -1 01 0.2 0.2 035 215 San Francisco Bay Entrance
Point Santa Cruz, 2 miles south of Current weak and variable San Francisco Bay Entrance
CALIFORNIA COAST-cont.
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Ano Nuevo Island, 2 miles SW of Current weak and variable San Francisco Bay Entrance
Point Montara, 2 miles west of Current weak and variable San Francisco Bay Entrance
GOLDEN GATE and APPROACHES #5
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Point Bonita Lt., 5.27 nmi. WSW of 39d -1 52 -1 41 -1 41 -1 19 0.2 0.2 095 266 San Francisco Bay Entrance
Point Lobos, 5 miles west of #7 - - - -0 10 - - - -0 32 0.2 0.2 020 236 San Francisco Bay Entrance
Point Lobos, 3.73 nmi. W of 46d -2 14 -1 09 -1 10 -0 49 0.3 0.2 092 241 San Francisco Bay Entrance
Point Lobos, 2.5 miles west of #7 - - - +0 26 - - - -1 26 0.3 0.5 080 269 San Francisco Bay Entrance
Point Lobos, 1.3 nmi. SW of 46d -1 24 -0 57 -0 23 -0 24 0.4 0.3 008 182 San Francisco Bay Entrance
South Channel -1 29 -1 27 -1 04 -1 10 0.4 0.4 023 180 San Francisco Bay Entrance
Point Lobos, 5.47 nmi. SW of 39d -1 59 -2 08 -1 41 -1 28 0.2 0.2 048 211 San Francisco Bay Entrance
Bonita Channel approach #7 - - - -0 16 - - - -1 14 0.2 0.2 061 290 San Francisco Bay Entrance
Bonita Channel, off Tennessee Cove #7 - - - -0 40 - - - -1 14 0.4 0.2 112 325 San Francisco Bay Entrance
Bonita Channel, off Point Bonita - - - -0 28 - - - -2 14 0.4 0.1 115 355 San Francisco Bay Entrance
Point Bonita, 0.8 nmi. NE of 22d -4 49 -3 54 -5 11 -4 19 0.3 0.3 064 267 San Francisco Bay Entrance
. . . do. 41d -5 10 -4 29 -5 35 -4 19 0.2 0.2 111 247 San Francisco Bay Entrance
Point Bonita Lt., 0.4 nmi. SSE of 43d -0 46 -1 06 -3 10 -1 13 0.1 0.4 104 229 San Francisco Bay Entrance
Point Bonita, 0.95 nmi. SSE of 22d -0 28 -0 38 -0 28 -0 51 0.7 0.8 072 239 San Francisco Bay Entrance
. . . do. 42d -0 32 -0 38 -0 17 -0 46 0.7 0.6 072 243 San Francisco Bay Entrance
Mile Rock Lt., 0.2 nmi. NW of 15d -0 33 -0 31 -0 32 -0 51 0.8 0.8 063 230 San Francisco Bay Entrance
. . . do. 35d -0 46 -0 34 -0 27 -0 52 0.9 0.7 054 231 San Francisco Bay Entrance
Point Diablo, 0.2 mile SE of -0 07 -0 59 -1 37 -0 10 0.6 0.9 082 263 San Francisco Bay Entrance
Baker Beach (South Bay), 0.3 nmi. NW of 31d -5 04 -4 21 -2 49 -3 10 0.4 0.3 038 208 San Francisco Bay Entrance
. . . do. 50d -5 09 -4 20 -2 23 -3 12 0.3 0.2 043 215 San Francisco Bay Entrance
Fort Point, 0.3 nmi. west of 75d -2 08 -0 47 +0 12 +0 02 0.5 0.2 044 335 San Francisco Bay Entrance
SAN FRANCISCO BAY ENT. (S of Pt. Diablo) Daily predictions 065 245 San Francisco Bay Entrance
GOLDEN GATE BRIDGE 22d Daily predictions 055 236 Golden Gate Bridge
. . . do. 35d -0 08 -0 02 -0 02 -0 11 1.0 1.0 055 232 Golden Gate Bridge
. . . do. 48d -0 13 -0 04 -0 03 -0 15 1.0 1.0 053 228 Golden Gate Bridge
Golden Gate Bridge 0.46 nmi. east of 20d +0 29 +0 10 +0 02 -0 14 1.0 1.3 060 250 Golden Gate Bridge
. . . do. 39d -0 03 -0 19 -0 04 -0 23 0.9 1.3 074 251 Golden Gate Bridge
. . . do. 69d -0 03 -0 24 -0 02 -0 16 0.9 1.2 075 257 Golden Gate Bridge
Golden Gate Bridge, 0.8 mile east of +0 37 +0 14 +0 25 +0 34 0.9 1.3 070 256 Golden Gate Bridge
Fort Point, 0.5 nmi. east of 55d -0 48 -2 48 -0 32 -1 17 0.2 0.7 099 287 Golden Gate Bridge
SAN FRANCISCO BAY, South #8
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Alcatraz Island, 0.2 mile west of -0 09 -0 14 +0 22 +0 34 0.8 1.2 070 266 Golden Gate Bridge
Alcatraz Island, southwest of 20d -0 12 -0 37 -0 45 -0 32 0.5 0.9 080 260 Golden Gate Bridge
. . . do. 42d -0 20 -0 34 -0 24 -0 31 0.4 0.8 082 251 Golden Gate Bridge
. . . do. 68d -0 42 -0 27 -0 25 -0 29 0.3 0.6 080 252 Golden Gate Bridge
Alcatraz Island, south of +0 10 -0 04 +0 05 -0 07 0.5 1.1 093 286 Golden Gate Bridge
Alcatraz Island, 0.5 mile north of #9 +1 08 +0 38 -0 11 +0 24 0.7 1.4 066 284 Golden Gate Bridge
Alcatraz Island, 0.8 mile east of -0 18 -1 10 -0 43 -0 03 0.4 1.2 134 314 Golden Gate Bridge
Treasure Island, 0.78 NW of 10d -1 14 -0 37 -0 31 -1 26 0.3 0.4 122 299 Golden Gate Bridge
. . . do. 20d -1 00 -1 00 -0 30 -1 33 0.4 0.6 122 292 Golden Gate Bridge
Treasure Island, 0.8 mile west of 8 -0 06 -0 38 -0 41 -0 10 0.4 1.4 148 334 Golden Gate Bridge
Treasure Island, 0.2 mile west of 8 -0 59 -0 51 -0 34 -0 39 0.5 1.1 172 343 Golden Gate Bridge
Yerba Buena Island, W of (midchannel) +1 11 -0 03 +0 01 +1 07 1.0 2.0 168 316 Oakland
OAKLAND, YERBA BUENA ISLAND 13d Daily predictions 167 338 Oakland
. . . do. 29d -0 38 -0 04 -0 01 -0 07 0.7 0.6 163 355 Oakland
San Francisco-Oakland Bay Bridge #5 - - - - - - - - - - - - - - - - - - - - Oakland
Treasure Island, 0.5 mile north of 8d +0 31 +0 02 +0 22 +0 42 0.8 0.9 118 304 Oakland
Treasure Island, 0.85 nmi. east of 11d -0 13 +0 16 +0 24 -0 26 0.6 0.5 161 340 Oakland
Treasure Island, 0.3 mile east of 8d +1 12 +0 13 +0 00 +1 02 1.0 1.2 140 327 Oakland
Yerba Buena Island, 0.3 nmi. SE of 23d +0 31 +0 05 +0 07 +0 21 0.5 0.8 159 316 Oakland
Oakland Outer Harbor entrance 8d -0 04 -0 07 +0 22 +0 09 1.1 1.3 172 336 Oakland
Oakland Inner Harbor entrance 8d -0 11 -0 12 -0 01 -0 09 0.7 1.2 178 338 Oakland
Oakland Inner Harbor channel 8d +0 25 -0 21 +0 05 +0 31 0.4 0.6 122 318 Oakland
Oakland Inner Harbor Reach 33d -0 55 +0 01 -0 05 -0 12 0.2 0.1 082 255 Oakland
Oakland Harbor, Webster Street +0 08 -0 32 -0 18 -0 03 0.6 0.8 120 300 Oakland
Oakland Harbor, High Street Bridge 6 +0 22 -0 49 -0 18 -0 14 1.0 1.1 150 330 Oakland
Oakland 7th St. Marine, 0.6 nmi. SSW of 21d -0 01 +0 27 -0 02 +0 03 0.8 0.6 154 342 Oakland
Rincon Point, 0.57 nmi. east of 20d -0 11 -0 33 -0 22 -0 21 0.7 1.2 141 332 Golden Gate Bridge
. . . do. 40d -0 23 -0 34 -0 17 -0 36 0.6 0.9 130 314 Golden Gate Bridge
. . . do. 58d -0 30 -0 28 -0 22 -0 32 0.5 0.6 151 333 Golden Gate Bridge
Rincon Point, midbay 11 -0 27 -0 34 -0 40 -0 33 0.8 1.2 166 322 Golden Gate Bridge
Mission Rock, 0.6 mile east of -0 14 -0 22 -0 10 -0 03 0.9 1.3 160 320 Golden Gate Bridge
Mission Rock, 1.3 mile east of 8 -0 04 -0 32 -0 04 +0 05 0.8 1.2 182 344 Golden Gate Bridge
Mission Rock, 2.0 miles east of -0 54 -0 52 -0 20 -0 29 0.6 1.3 142 330 Golden Gate Bridge
Potrero Point, 1.08 nmi. east of 20d -0 13 -0 26 -0 08 -0 13 0.6 1.0 169 342 Golden Gate Bridge
. . . do. 49d -0 20 -0 33 -0 07 +0 04 0.4 0.6 139 327 Golden Gate Bridge
Potrero Point, 2 miles east of -0 13 -0 45 +0 01 -0 11 0.6 0.9 159 328 Golden Gate Bridge
Alameda Radar Tower, 0.9 nmi. SSW of 4d -1 00 -1 15 -1 20 -1 21 0.2 0.4 132 309 Golden Gate Bridge
Point Avisadero, 0.3 mile east of -0 06 -0 28 -0 05 +0 11 0.6 1.1 156 337 Golden Gate Bridge
Point Avisadero, 1 mile east of -0 08 -0 05 +0 33 +0 24 0.6 0.9 154 352 Golden Gate Bridge
Point Avisadero, 2 miles east of -0 08 -0 13 -0 02 +0 07 0.5 0.9 148 335 Golden Gate Bridge
Point Avisadero, 0.6 nmi. ESE of 20d -0 08 -0 32 -0 06 -0 08 0.5 0.8 140 335 Golden Gate Bridge
. . . do. 37d -0 13 -0 30 -0 02 -0 12 0.4 0.5 132 327 Golden Gate Bridge
Point Avisadero, 1.25 nmi. SSE of 20d -0 21 -0 22 -0 21 -0 21 0.4 0.6 175 004 Golden Gate Bridge
. . . do. 32d -0 19 -0 13 -0 25 -0 17 0.3 0.5 186 008 Golden Gate Bridge
Oakland Airport, southwest of 3d -0 41 -0 53 -0 31 -0 47 0.3 0.4 125 304 Golden Gate Bridge
Sierra Point, 1.3 miles ENE of -0 23 -0 41 -0 17 -0 09 0.4 0.6 180 003 Golden Gate Bridge
Sierra Point, 1.2 nmi. east of 18d -0 18 -0 37 -0 18 +0 09 0.3 0.4 210 358 Golden Gate Bridge
Oyster Point, 2.8 miles east of -0 05 -0 27 -0 05 +0 15 0.4 0.7 172 345 Golden Gate Bridge
Sierra Point, 4.4 miles east of -0 24 -0 41 -0 01 -0 02 0.4 0.5 152 329 Golden Gate Bridge
Point San Bruno, 0.51 nmi. east of 10d -0 52 -0 34 -0 13 -0 36 0.2 0.3 174 359 Golden Gate Bridge
Mulford Gardens Chan. "Buoy 2", SSW of 5d -0 51 -0 59 -0 42 -0 42 0.3 0.4 125 315 Golden Gate Bridge
Little Coyote Pt., 3.4 nmi. NNE of 4d -0 42 -1 01 -0 42 -0 30 0.2 0.3 128 310 Golden Gate Bridge
Little Coyote Pt., 3.1 nmi. ENE of 4d -1 28 -1 41 -0 50 -1 18 0.2 0.3 135 317 Golden Gate Bridge
Little Coyote Pt., 1.2 nmi. NE of 10d +0 15 -0 33 -0 03 +0 20 0.5 0.9 121 303 Golden Gate Bridge
. . . do. 20d +0 07 -0 34 +0 01 +0 18 0.5 0.8 122 307 Golden Gate Bridge
. . . do. 39d 0 00 -0 28 -0 04 +0 22 0.3 0.6 138 310 Golden Gate Bridge
San Mateo Bridge +0 34 -0 04 +0 33 +0 46 0.5 0.9 142 312 Golden Gate Bridge
Redwood Pt., Blair I., 1.15 nmi. NNE of 19d -0 22 -0 28 +0 06 +0 25 0.5 0.9 120 310 Golden Gate Bridge
. . . do. 42d +0 07 -0 34 -0 02 +0 25 0.4 0.6 107 300 Golden Gate Bridge
Dumbarton Highway Bridge +0 27 +0 10 +0 20 +0 39 0.5 0.6 151 338 Golden Gate Bridge
Dumbarton Hwy. Bridge, 0.28 nmi. SE of 25d +0 03 -0 01 +0 10 -0 06 0.5 0.7 141 319 Golden Gate Bridge
. . . do. 42d -0 12 +0 03 +0 09 -0 14 0.4 0.6 137 322 Golden Gate Bridge
Dumbarton Point, 1.15 nmi. SE of 17d +0 12 -0 27 +0 20 +1 25 0.4 0.5 131 320 Golden Gate Bridge
Dumbarton Point, 2.25 miles SE of +0 32 -0 13 +0 08 +1 27 0.4 0.6 127 302 Golden Gate Bridge
Yellow Bluff, 0.8 nmi. NE of 19d -0 03 -0 35 -0 29 -0 28 0.6 0.9 013 211 Golden Gate Bridge
. . . do. 51d -0 18 -0 38 +0 02 -0 02 0.4 0.5 012 226 Golden Gate Bridge
SAN FRANCISCO BAY, North
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Yellow Bluff, 0.8 mile east of 8 +0 19 +0 15 +0 20 +0 35 1.0 1.4 022 257 Golden Gate Bridge
Point Cavallo, 1.3 miles east of 8 +0 26 +0 25 +0 40 +0 35 0.9 1.5 087 256 Golden Gate Bridge
Point Blunt, Angel I., 0.5 nmi. SW of 21d +0 51 +0 08 +0 01 +0 24 0.4 1.0 077 258 Golden Gate Bridge
. . . do. 40d -0 03 -0 13 +0 25 +0 24 0.4 0.9 082 258 Golden Gate Bridge
Point Blunt, Angel I., 0.25 mile S of 8 +0 07 +0 12 +0 22 +0 59 0.6 1.3 103 258 Golden Gate Bridge
Pt. Blunt, Angel I., 0.8 mi. SE of #10 -0 11 +0 01 +0 19 -0 21 0.4 0.8 086 297 Golden Gate Bridge
Pt. Blunt, Angel I., 0.25 nmi. east of 21d +1 40 -0 07 +0 15 +2 14 0.4 1.0 049 185 Golden Gate Bridge
. . . do. 41d +0 50 -0 33 +0 32 +1 53 0.2 0.8 037 194 Golden Gate Bridge
Angel Island, off Quarry Point +2 06 +0 21 +1 22 +1 38 0.2 1.1 027 130 Golden Gate Bridge
Angel Island, 0.75 mile east of +1 25 +1 09 +1 33 +1 50 0.4 0.5 351 192 Golden Gate Bridge
Point Simpson, Angel I., 1.05 nmi. E of 21d +0 48 +1 07 +1 01 +0 24 0.5 0.5 332 177 Golden Gate Bridge
. . . do. 42d +0 24 +1 18 +0 59 +0 24 0.3 0.3 336 169 Golden Gate Bridge
Fleming Point, 1.72 nmi. SW of 3d -1 09 -1 03 -0 26 -0 56 0.2 0.3 082 259 Golden Gate Bridge
Richardson Bay entrance 6 -3 06 -4 11 -3 29 -2 34 0.3 0.3 074 225 Golden Gate Bridge
Raccoon Strait, off Point Stuart 15 +0 06 +0 07 -0 04 -0 05 0.5 1.1 014 226 Golden Gate Bridge
Raccoon Strait 28d -0 06 -0 40 -0 20 -0 19 0.7 1.0 047 237 Golden Gate Bridge
. . . do. 48d -0 12 -0 54 -0 10 -0 21 0.7 1.0 046 238 Golden Gate Bridge
Raccoon Strait, off Hospital Cove 8 - - - -0 39 -0 08 -0 07 0.5 0.9 037 223 Golden Gate Bridge
Bluff Point, 0.1 mile east of 8 +0 59 -0 27 +0 16 +0 41 0.6 1.1 009 147 Golden Gate Bridge
Bluff Point, 1.15 nmi. east of 21d +0 50 +0 45 +0 56 +0 24 0.4 0.6 336 167 Golden Gate Bridge
Southampton Shoal Light, 0.2 mile E of 10 +0 59 +0 54 +0 51 +0 16 0.3 0.6 019 188 Golden Gate Bridge
Point Chauncey, 1.3 miles east of 8 +0 06 +0 22 +0 42 +0 00 0.8 0.8 340 162 Richmond
Point Chauncey, 0.75 nmi. NW of 19d +0 08 -0 46 +0 10 -0 09 0.7 0.6 317 131 Richmond
Point Chauncey, 1.25 nmi. north of 21d +0 25 -0 11 +0 17 +0 03 1.0 1.1 336 159 Richmond
. . . do. 33d -0 10 -0 47 +0 22 +0 18 0.7 0.7 355 144 Richmond
Point Potrero Reach (buoy "10") Current weak and variable Richmond
Point Richmond, 0.5 mile west of 6d -0 16 +0 01 +0 10 -0 12 0.5 0.5 332 142 Richmond
Point Richmond, 0.8 nmi. NNW of 4d -0 48 -1 55 -1 14 -2 02 0.2 0.2 325 147 Richmond
RICHMOND 14d Daily predictions 328 147 Richmond
. . . do. 7d +0 16 +0 10 -0 03 +0 04 1.0 1.1 324 150 Richmond
. . . do. 31d -0 33 -0 13 +0 07 -0 06 1.0 0.8 333 145 Richmond
. . . do. 43d -0 51 -0 30 +0 10 -0 07 0.8 0.7 330 149 Richmond
Red Rock, east of 11 +0 06 +0 03 +0 28 +0 07 0.8 0.8 318 175 Richmond
Red Rock, 0.60 nmi. NNE of 17d -0 18 -0 37 +0 10 -0 33 1.1 0.9 337 155 Richmond
. . . do. 23d -0 33 -0 22 +0 04 -0 38 1.0 0.8 334 145 Richmond
. . . do. 38d -0 46 -0 21 +0 16 -0 34 0.9 0.6 335 145 Richmond
Point San Quentin, 0.82 nmi. east of 15d -0 09 +0 02 +0 02 -0 46 0.4 0.5 013 182 Richmond
Point San Quentin, 1.3 nmi. east of 23d +0 20 +0 19 +0 35 +0 23 0.8 0.9 005 181 Richmond
. . . do. 38d -0 05 +0 19 +0 26 +0 11 0.6 0.5 010 186 Richmond
Point San Quentin, 1.9 miles east of 8 +0 52 +0 26 +0 28 +0 37 0.9 1.3 014 168 Richmond
SAN PABLO BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Point San Pablo, midchannel 8 +0 55 +0 45 +0 45 +0 40 1.1 1.3 014 180 Richmond
Point San Pedro, 0.55 nmi. SE of 20d +0 28 +0 23 +0 39 +0 30 1.3 1.5 016 192 Richmond
. . . do. 40d +0 12 -0 11 +0 37 +2 25 1.1 1.2 014 205 Richmond
. . . do. 63d -0 14 +0 19 +0 35 +0 20 0.7 0.8 014 236 Richmond
Pinole Point, 1.18 nmi. west of 19d +0 07 -0 25 +0 07 +0 06 0.5 0.6 043 218 Richmond
Pinole Point, 3.0 nmi. WNW of 8d +0 01 -0 19 +0 05 +0 03 0.5 0.5 007 185 Richmond
Pinole Point, 1.27 nmi. NNW of 33d +0 47 +0 41 +0 50 +1 04 0.6 0.6 054 226 Richmond
Pinole Point, 1.42 nmi. NNW of 21d +1 09 +0 51 +0 52 +1 11 0.7 0.8 052 233 Richmond
Petaluma River approach (Buoys 3 & 4) 5d +0 02 -0 35 +0 11 +0 16 0.4 0.4 357 179 Richmond
Petaluma River approach 4d -0 01 -0 24 -0 15 -0 06 0.4 0.4 018 186 Richmond
Petaluma River entrance 7d +0 10 +0 05 -0 19 -1 00 0.5 0.6 277 095 Richmond
Wilson Point, 1.55 nmi. north of 10d +0 54 +0 57 +1 10 +1 08 0.5 0.5 071 253 Richmond
Wilson Point, 3.90 nmi. NNW of 4d -0 08 -0 44 +0 08 +0 22 0.3 0.3 046 237 Richmond
Davis Point, 1.0 nmi. NW of 20d -0 13 -1 19 -0 20 -0 23 0.7 0.8 072 260 Carquinez Strait
Davis Point, (midchannel) +0 05 -0 18 -0 13 -0 32 0.8 0.9 091 249 Carquinez Strait
CARQUINEZ STRAIT
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Mare Island Strait ent., between dikes -2 07 -1 28 -1 22 -2 02 0.6 0.8 040 210 Carquinez Strait
Mare Island Strait (Buoy "4") 20d -2 07 -0 55 -1 19 -3 01 0.4 0.2 342 177 Carquinez Strait
Mare Island Strait, off South Vallejo -1 57 -1 27 -1 34 -2 32 0.7 0.8 325 166 Carquinez Strait
CARQUINEZ STRAIT (west end, bridge) 20d Daily predictions 103 283 Carquinez Strait
Martinez Marina, 0.65 nmi. NW of 20d +0 06 +0 07 +0 14 +0 04 0.8 0.6 091 272 Carquinez Strait
Martinez Marina, 0.50 nmi. west of 30d -0 19 -0 33 +0 31 +0 17 0.8 0.8 089 271 Carquinez Strait
Martinez Marina, 0.61 nmi. NNW of 23d -0 38 -0 25 -0 09 -0 54 0.6 0.6 085 266 Carquinez Strait
Army Pt. Pier Lt. 0.2 nmi. SE of 21d +0 11 -0 03 -0 12 +0 14 0.8 1.1 063 238 Carquinez Strait
. . . do. 41d -0 19 +0 12 -0 02 +0 09 0.6 0.5 038 245 Carquinez Strait
SUISUN BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Montezuma Slough
1 mile inside west entrance 22d -0 24 -0 39 -0 17 -1 42 0.5 0.5 016 191 Benicia Bridge
West entrance 6d -0 10 -0 55 +0 06 -1 02 0.9 0.9 135 315 Benicia Bridge
Suisun Slough
1 mile inside entrance 15d -0 54 -0 52 -0 31 -1 42 0.3 0.4 034 202 Benicia Bridge
Entrance 3d -0 29 -0 59 -0 24 -0 58 0.8 0.9 290 110 Benicia Bridge
0.5 nmi. east of entrance 4d -0 21 -1 07 -0 06 +0 07 0.5 0.3 358 156 Benicia Bridge
BENICIA BRIDGE 11d Daily predictions 047 230 Benicia Bridge
Avon Pier, 0.15 nmi. north of 30d +0 06 +0 32 +0 37 +0 10 0.9 0.7 059 237 Benicia Bridge
Pt. Edith, 1.7 nmi. NNW of 24d +0 05 +0 14 +0 38 +0 06 0.8 0.5 035 219 Benicia Bridge
Seal Island, south of 24d +0 15 +0 08 +1 09 +0 37 0.6 0.6 069 271 Benicia Bridge
Roe Island, south of 6d +0 42 +0 29 +0 29 +0 18 0.9 1.1 090 270 Benicia Bridge
Roe Island, Gilbert Pt., 0.15 nmi. NW of 16d +1 08 +0 54 +1 05 +1 01 0.6 0.8 105 283 Benicia Bridge
Suisun Cutoff 24d +1 41 +1 53 +1 42 +1 04 0.7 0.4 126 298 Benicia Bridge
Middle Point Lt., 0.18 nmi. NNW of 20d +0 40 +0 22 +1 12 +0 55 1.0 0.8 097 271 Benicia Bridge
. . . do. 38d +0 30 +0 32 +1 12 +0 59 0.8 0.6 130 307 Benicia Bridge
Stake Point, 0.9 nmi. NNW of 4d +0 14 +0 56 +0 48 +0 28 0.5 0.4 077 283 Benicia Bridge
Simmons Pt., Chipps Is., 0.6 nmi. ESE of 12d +1 17 +1 16 +1 11 +1 01 1.1 1.2 101 279 Benicia Bridge
. . . do. 34d +1 13 +1 16 +1 09 +1 12 0.9 1.0 084 284 Benicia Bridge
Spoonbill Creek, near bridge 3d +0 12 +0 27 +1 17 +0 36 1.0 0.9 105 285 Benicia Bridge
Montezuma Slough, east end, near bridge 6d +2 30 +2 25 +2 23 +2 22 0.7 0.8 135 315 Benicia Bridge
New York Slough, 0.6miles E of Pt. Emmet 7d +1 39 +1 26 +1 51 +1 43 0.8 0.9 110 295 Benicia Bridge
New York Slough, Winter Island 15d +1 02 +0 45 +1 00 +1 10 0.8 0.8 122 302 Benicia Bridge
SACRAMENTO RIVER #11
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Entrance, 0.7 mile SW of Chain Island 7d +1 27 +1 33 +1 48 +1 30 0.8 0.9 055 212 Benicia Bridge
Point Sacramento, 0.3 mile NE OF 7d +1 15 +1 05 +1 37 +1 06 0.7 0.5 098 286 Benicia Bridge
Sherman Island East, 0.2 mile north of 14d +1 22 +1 12 +1 23 +0 29 0.7 0.8 094 270 Benicia Bridge
. . . do. 25d +2 11 +1 12 +1 23 +0 55 0.6 0.6 079 274 Benicia Bridge
SAN JOAQUIN RIVER #12
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Pt. San Joaquin, 0.45 nmi. ENE of 18d +1 24 +1 37 +1 44 +1 13 1.0 0.6 108 282 Benicia Bridge
. . . do. 33d +1 23 +1 47 +1 39 +0 54 0.7 0.5 112 275 Benicia Bridge
Point Beenar, 0.7 nmi. north of 5d +2 35 +2 09 +1 54 +1 21 0.4 0.4 163 349 Benicia Bridge
Point Beenar, 100 yds., NE of 14d +2 35 +2 09 +2 42 +2 24 0.7 0.9 137 314 Benicia Bridge
. . . do. 22d +2 29 +2 09 +2 45 +2 25 0.5 0.7 142 324 Benicia Bridge
Antioch Point, 0.3 mile east of +2 22 +2 33 +2 13 +2 00 1.0 0.9 128 304 Benicia Bridge
West Island Lt., 0.5 mile SE of 5d +2 19 +2 24 +2 11 +2 08 0.3 0.5 090 270 Benicia Bridge
Vulcan Island, 0.5 mile east of 17d +3 38 +3 34 +3 39 +3 29 0.5 0.3 135 315 Benicia Bridge
Brandt Bridge +5 40 +5 28 +5 02 +5 20 0.5 0.7 135 315 Benicia Bridge
CALIFORNIA COAST-cont.
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Point Reyes #13 -1 12 -1 12 -1 12 -1 12 0.3 0.3 320 140 San Francisco Bay Entrance
Salt Point #13 -1 20 -1 20 -1 20 -1 20 0.3 0.3 325 145 San Francisco Bay Entrance
Point Arena #13 -1 29 -1 29 -1 29 -1 29 0.3 0.3 330 150 San Francisco Bay Entrance
Point Cabrillo #13 -1 38 -1 38 -1 38 -1 38 0.3 0.3 345 165 San Francisco Bay Entrance
Cape Vizcaino #13 -1 48 -1 48 -1 48 -1 48 0.3 0.3 325 145 San Francisco Bay Entrance
Point Delgada #13 -1 37 -1 37 -1 37 -1 37 0.3 0.3 325 145 San Francisco Bay Entrance
Punta Gorda #13 -1 36 -1 36 -1 36 -1 36 0.3 0.3 335 155 San Francisco Bay Entrance
Table Bluff Light #13 -1 11 -1 11 -1 11 -1 11 0.3 0.3 010 190 San Francisco Bay Entrance
HUMBOLDT BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Humboldt Bay entrance -0 52 -0 51 -1 09 -0 44 0.6 0.6 124 312 San Francisco Bay Entrance
Point Humboldt, channel west of -1 11 -0 50 -1 12 -0 59 0.5 0.3 197 025 San Francisco Bay Entrance
Eureka, channel west of -1 14 -1 02 -0 54 -0 50 0.6 0.5 016 211 San Francisco Bay Entrance
Eureka, channel north of -1 17 -1 08 -1 18 -0 59 0.2 0.2 105 255 San Francisco Bay Entrance
Samoa channel -0 59 -0 44 -1 06 -1 41 0.4 0.3 045 204 San Francisco Bay Entrance
CALIFORNIA COAST-cont.
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Trinidad Head #13 -0 57 -0 57 -0 57 -0 57 0.3 0.3 005 185 San Francisco Bay Entrance
Redding Rock Light #13 -0 52 -0 52 -0 52 -0 52 0.3 0.3 010 190 San Francisco Bay Entrance
St. George Reef #13 -0 41 -0 41 -0 41 -0 41 0.3 0.3 005 185 San Francisco Bay Entrance
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