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Tidal Current Secondary Station Prediction Adjustments
LYNN CANAL
Minimum Minimum Speed Direction 
Before Flood Before Ebb Ratio At Maximum
Clear Point, WNW of 25d Current weak and variable North Inian Pass
Point Retreat, 1 mile west of +0 30 +0 30 +0 30 +0 30 0.1 0.1 345 165 North Inian Pass
Vanderbilt Reef, 2 miles west of #62 +2 09 +2 01 +1 49 +1 34 0.1 0.2 340 151 North Inian Pass
Point Bridget, NW of 70d Current weak and variable North Inian Pass
Point Sherman, WSW of 70d -0 58 -0 22 +1 12 +0 25 0.1 - - 341 175 North Inian Pass
Eldred Rock +2 00 +2 00 +2 00 +2 00 0.1 0.1 350 170 North Inian Pass
Glacier Point, Chilkat Inlet 25d Current weak and variable North Inian Pass
. . . do. 70d -1 22 -0 24 +0 56 0 00 0.1 0.1 325 145 North Inian Pass
Seduction Pt., NE of, Chilkoot Inlet 25d Current weak and variable North Inian Pass
. . . do. 70d Current weak and variable North Inian Pass
Battery Point, Chilkoot Inlet +2 05 +2 05 +2 05 +2 05 0.1 0.1 345 165 North Inian Pass
Low Point, entrance to Taiya Inlet +2 05 +2 05 +2 05 +2 05 0.1 0.1 005 185 North Inian Pass
Tanani Point, Lutak Inlet 70d Current weak and variable North Inian Pass
Skagway, Taiya Inlet +2 10 +2 10 +2 10 +2 10 0.1 0.1 015 195 North Inian Pass
Skagway River entrance 25d Current weak and variable North Inian Pass
CHATHAM STRAIT
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Hazy Islands -0 19 -0 27 -0 37 -0 06 0.3 0.5 025 205 Wrangell Narrows
Cape Ommaney Light, 5 miles east of -0 14 -0 22 -0 32 -0 01 0.3 0.5 005 185 Wrangell Narrows
Port Walter Light, 3 miles east of -0 09 -0 17 -0 27 +0 04 0.5 0.7 005 185 Wrangell Narrows
Point Ellis, 4 miles west of -0 04 -0 12 -0 22 +0 09 0.5 0.7 350 170 Wrangell Narrows
Kingsmill Point Light, 3 miles west of +0 01 -0 07 -0 17 +0 14 0.6 1.0 355 175 Wrangell Narrows
Point Gardner Light, 2 miles west of +0 06 -0 02 -0 12 +0 19 0.6 1.0 350 170 Wrangell Narrows
Point Caution, 3 miles west of +0 11 +0 03 -0 07 +0 24 0.6 1.0 355 175 Wrangell Narrows
Point Thatcher, 3 miles east of +0 11 +0 03 -0 07 +0 24 0.5 0.7 340 160 Wrangell Narrows
Killsnoo Harbor 12d +3 25 +3 13 +1 50 +0 48 0.1 0.2 142 321 Wrangell Narrows
. . . do. 90d +1 34 +2 40 +2 11 +1 18 0.1 0.1 152 321 Wrangell Narrows
Danger Point Light, 3 miles west of +0 16 +0 08 -0 02 +0 29 0.5 0.7 350 170 Wrangell Narrows
Turn Point, Kootznahoo Inlet +0 56 +0 48 +0 38 +1 09 2.2 2.9 105 285 Wrangell Narrows
South Passage Point, 3 miles east of +0 16 +0 08 -0 02 +0 29 0.5 0.7 175 355 Wrangell Narrows
Point Augusta, ESE of 70d -0 02 -0 04 +0 01 +0 54 0.2 0.3 344 164 Wrangell Narrows
SITKA SOUND
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Biorka Channel +0 47 +0 20 +0 15 +0 13 0.1 0.2 045 232 Wrangell Narrows
Entrance Current weak and variable Wrangell Narrows
Eastern Channel Current weak and variable Wrangell Narrows
Middle Channel Current weak and variable Wrangell Narrows
Vitskari Island, 3 miles northeast of Current weak and variable Wrangell Narrows
Silver Bay entrance Current weak and variable Wrangell Narrows
Western Channel 18d +0 10 -0 20 -0 09 +0 09 0.1 0.2 029 210 Wrangell Narrows
. . . do. 64d +0 09 -0 26 -0 12 +0 02 0.1 0.2 018 193 Wrangell Narrows
. . . do. 110d -0 07 -0 40 -0 05 +0 15 0.1 0.2 005 193 Wrangell Narrows
Sitka Harbor, channel off Harbor Island -0 58 -1 17 -2 02 -1 16 0.1 0.2 333 156 Wrangell Narrows
KRESTOF SOUND
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
West Channel (narrows) -0 43 -0 51 -1 01 -0 30 0.4 0.5 242 064 Wrangell Narrows
East Channel (narrows) -0 30 -0 32 -0 48 -0 23 0.4 0.7 051 229 Wrangell Narrows
East Channel north entrance - - - -0 50 - - - -0 48 0.3 0.4 340 160 Wrangell Narrows
NAKWASINA SOUND AND PASSAGE
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
South entrance Current weak and variable Wrangell Narrows
Allan Point, 1.5 miles west of -1 06 -1 06 -0 59 -0 40 0.6 0.8 260 082 Wrangell Narrows
OLGA STRAIT
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
South end #67 - - - +0 09 - - - +0 52 0.3 0.5 324 130 Wrangell Narrows
Creek Point, 0.44 n.mi SE of 15d +0 12 -0 24 +0 02 +0 27 0.4 0.6 319 141 Wrangell Narrows
NEVA STRAIT
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Whitestone Narrows 16d -0 24 -0 30 -0 07 -0 04 0.3 0.4 161 338 Wrangell Narrows
. . . do. 43d -0 25 -0 30 -0 03 +0 06 0.3 0.3 163 339 Wrangell Narrows
Wyvill Reef -0 27 -0 30 -0 04 -0 13 0.5 0.7 150 323 Wrangell Narrows
Highwater Island, west of -0 15 -0 29 -0 11 -0 34 0.3 0.7 144 330 Wrangell Narrows
Zeal Point, 0.34 n.mi. SSW of 16d +0 09 -0 14 -0 02 +0 02 0.2 0.3 163 346 Wrangell Narrows
. . . do. 29d -0 12 -0 27 -0 07 -0 02 0.2 0.3 165 347 Wrangell Narrows
. . . do. 48d -0 57 -1 02 -0 26 -0 14 0.1 0.2 170 345 Wrangell Narrows
Kane Island, 0.29 n.mi. East of Current weak and variable Wrangell Narrows
North of Kane Islands Current weak and variable Wrangell Narrows
SALISBURY SOUND
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Sea Rock, 1 mile north of -0 19 -0 27 -0 37 -0 06 0.3 0.5 065 245 Wrangell Narrows
Kalinin Point, 1 mile north of -0 19 -0 27 -0 37 -0 06 0.3 0.5 080 260 Wrangell Narrows
Sinitsin Island -0 19 -0 27 -0 37 -0 06 0.5 0.7 095 275 Wrangell Narrows
PERIL STRAIT
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Kakul Narrows +0 33 +0 37 +0 21 +0 24 0.3 0.5 046 235 Sergius Narrows
Suloia Point, 0.32 n.mi ENE of #122 26d +1 47 +0 43 -0 31 -0 14 0.1 0.2 346 113 Sergius Narrows
. . . do. 65d +1 40 +0 11 -0 15 -0 01 0.1 0.2 004 114 Sergius Narrows
. . . do. 92d +1 33 +0 13 -0 02 +0 58 0.1 0.2 004 113 Sergius Narrows
SERGIUS NARROWS 18d Daily predictions 059 241 Sergius Narrows
. . . do. 31d +0 00 +0 00 +0 00 +0 00 1.0 1.0 058 241 Sergius Narrows
. . . do. 44d +0 00 -0 01 +0 00 +0 00 1.0 1.0 058 242 Sergius Narrows
Point Siroi +0 31 +0 11 +0 23 +0 15 0.3 0.4 059 283 Sergius Narrows
Middle Point -0 09 -0 37 -0 35 -0 06 0.2 0.4 010 187 Sergius Narrows
Big Rose Island, 0.2 n.mi SE of 12d +0 02 +0 11 -0 02 -0 24 0.3 0.4 042 212 Sergius Narrows
. . . do. 32d -0 01 -0 11 -0 01 -0 20 0.4 0.4 041 212 Sergius Narrows
. . . do. 92d +0 01 -0 19 -0 01 -0 17 0.3 0.4 030 221 Sergius Narrows
Povorotni Island, 0.23 n.mi WSW of 10d -0 17 +0 15 +0 09 -0 37 0.2 0.2 323 159 Sergius Narrows
. . . do. 50d -0 15 +0 05 +0 00 -0 39 0.2 0.2 325 158 Sergius Narrows
. . . do. 89d +0 06 -0 15 -0 32 -0 30 0.1 0.3 328 156 Sergius Narrows
Otstoia Island Light, 1 mile north of +0 06 -0 02 -0 12 +0 19 0.6 1.0 280 100 Wrangell Narrows
Nismeni Point, 1 mile north of +0 06 -0 02 -0 12 +0 19 0.6 1.0 285 105 Wrangell Narrows
Peschani Point, 1 mile east of +0 06 -0 02 -0 12 +0 19 0.6 1.0 325 145 Wrangell Narrows
Point Elizabeth, 1 mile northeast of +0 06 -0 02 -0 12 +0 19 0.6 1.0 315 135 Wrangell Narrows
Point Benham, 1 mile east of +0 06 -0 02 -0 12 +0 19 0.6 1.0 310 130 Wrangell Narrows
False Linderberg Head, 1 mile south of +0 06 -0 02 -0 12 +0 19 0.6 1.0 305 125 Wrangell Narrows
Lindenberg Head +0 06 -0 02 -0 12 +0 19 0.6 1.0 280 100 Wrangell Narrows
Eva Islands +0 11 +0 03 -0 07 +0 24 0.4 0.6 275 095 Wrangell Narrows
Fairway Island +0 11 +0 03 -0 07 +0 24 0.6 1.0 265 085 Wrangell Narrows
Morris Reef, south of +0 11 +0 03 -0 07 +0 24 0.5 0.7 275 095 Wrangell Narrows
KHAZ BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Elbow Passage, south of Klag Island #69 +0 49 - - - +0 51 - - - - - - - 090 270 Wrangell Narrows
CROSS SOUND
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Cape Spencer, 3 miles south of +0 10 +0 10 +0 10 +0 10 0.4 0.4 070 250 North Inian Pass
Yakobi Rock, 1 mile west of +0 10 +0 10 +0 10 +0 10 0.4 0.4 045 225 North Inian Pass
Port Althrop ent., E of George I #70 - - - - - - - - - - - - - - - - 340 160 North Inian Pass
NORTH INIAN PASS Daily predictions 075 260 North Inian Pass
South Inian Pass +0 15 +0 15 +0 15 +0 15 1.2 1.2 080 260 North Inian Pass
ICY STRAIT and GLACIER BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
North Passage +0 05 +0 05 +0 05 +0 05 0.7 0.7 070 250 North Inian Pass
South Passage +0 05 +0 05 +0 05 +0 05 0.8 0.8 085 265 North Inian Pass
Beardslee Island, West of, Glacier Bay -0 20 0 00 +1 30 +1 12 1.8 1.0 343 158 North Inian Pass
Pleasant Island, 3 miles south of #71 -1 00 -1 00 -1 00 -1 00 0.1 0.2 091 284 North Inian Pass
LITUYA BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Lituya Bay entrance #72 +0 25 +0 53 +0 49 +0 49 1.6 2.0 035 210 Wrangell Narrows
ICY BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Claybluff Point Light, 3.5 nmi. south of 75 -3 02 -2 09 -3 14 -3 20 0.2 0.2 104 209 Kvichak Bay
Claybluff Point Light, 2.3 nmi. SE of 206 -3 10 -2 44 -3 17 -3 14 0.1 0.1 030 215 Kvichak Bay
Carson Creek Entrance, 1.4 nmi. ESE of 15 -4 48 -0 36 -0 20 -2 09 0.2 0.0 071 164 Kvichak Bay
Carson Creek Entrance, 3.3 nmi. SE of 78 -2 49 -1 45 -1 03 -2 03 0.3 0.2 067 232 Kvichak Bay
Carson Creek Entrance, 2.4 nmi. ESE of 50 -3 00 -1 38 -2 24 -2 06 0.2 0.3 054 244 Kvichak Bay
CONTROLLER BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Wingham Island, off northeast corner +0 42 +1 11 +0 46 +1 06 0.5 0.6 068 288 Wrangell Narrows
Kanak Island, southeast of +0 58 +0 37 +0 38 +0 53 0.5 1.0 067 255 Wrangell Narrows
PRINCE WILLIAM SOUND
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Wooded Islands, east of 71d +4 06 +3 32 +1 43 +2 46 0.1 0.3 082 211 Sergius Narrows
Box Point, 2.3 miles E of, Montague I +2 54 +2 16 +1 09 +2 31 - - 0.1 - - 188 Sergius Narrows
Cape Puget, east of, Port Bainbridge 69d Current weak and variable 333 226 Sergius Narrows
Montague Strait, NW of Pt. Woodcock 70d +3 05 +2 45 +2 24 +3 29 0.1 0.1 038 223 Sergius Narrows
Latouche Passage 70d +2 57 +2 15 +0 59 +2 23 0.1 0.2 030 220 Sergius Narrows
Elrington Passage +2 28 +1 49 +1 47 +2 05 0.3 0.3 036 228 Sergius Narrows
Prince of Wales Passage +3 03 +2 24 +1 24 +1 49 0.1 0.5 001 212 Sergius Narrows
Bainbridge Passage +0 52 +1 02 +1 09 +1 09 0.5 0.5 051 236 Sergius Narrows
Bainbridge Passage (mid-passage) 21d +1 32 +1 14 +0 54 +1 25 0.3 0.3 052 208 Sergius Narrows
Knight I. Passage, N of Evans Pt. #114 71d - - - - - - - - - +2 19 - - 0.1 - - 145 Sergius Narrows
Cape Hinchinbrook, SW of, Hinchinbrook I 20d +2 22 +1 50 +2 06 +3 17 0.1 0.2 317 180 Sergius Narrows
Greene I. and Gilmour Pt., between #115 70d - - - +5 54 - - - - - - 0.1 - - 037 - - Sergius Narrows
Bear Cape and Zaikof Point, between 70d +3 42 +3 41 +2 03 +2 14 0.1 0.2 352 162 Sergius Narrows
Knight I. Passage, E of Pt. Newell #116 75d - - - - - - - - - +3 23 - - 0.1 - - 197 Sergius Narrows
Johnston Point, 7 nmi. northwest of 71d +3 06 +1 33 -0 31 +2 26 - - 0.1 014 204 Sergius Narrows
ORCA BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Hinchinbrook I. and Hawkins I., between 20d +3 12 +3 40 +3 30 +3 03 0.2 0.2 163 350 Sergius Narrows
Salmo Point, N of, Hawkins Island 20d Current weak and variable 059 236 Sergius Narrows
Knowles Head, 1.5 miles S of #117 20d - - - - - - +1 59 +3 32 - - 0.1 - - 276 Sergius Narrows
Port Nellie Juan Entrance 68d Current weak and variable 190 042 Sergius Narrows
Eleanor Island-Naked Island, between #73 - - - - - - - - - - - - - - - - - - - - Sergius Narrows
Perry I. and Lone I., between #118 75d Current weak and variable Sergius Narrows
Perry Passage Current weak and variable Sergius Narrows
Ship Chan., between Naked I-Goose I 87d Current weak and variable 163 Sergius Narrows
Culross Passage Current weak and variable Sergius Narrows
Wells Passage, north of Point Culross 72d +2 29 +2 31 +3 00 +3 19 0.1 0.1 266 106 Sergius Narrows
Storey Island, northeast of 69d Current weak and variable 282 146 Sergius Narrows
Bligh I. and Porcupine Pt., between 20d Current weak and variable 056 270 Sergius Narrows
Fish Bay, southwest of 20d Current weak and variable Sergius Narrows
Ship Channel, west of Bligh Island 18d Current weak and variable 355 124 Sergius Narrows
Port Wells, southeast of Battles Bay 70d Current weak and variable Sergius Narrows
Unakwik Inlet, northeast of Olsen Island 82d Current weak and variable Sergius Narrows
Glacier Island, west of 69d Current weak and variable Sergius Narrows
Busby Island, WNW of 15d Current weak and variable Sergius Narrows
Columbia Bay East Entrance 20d +4 06 +3 44 +4 12 +4 12 0.1 0.1 297 122 Sergius Narrows
Valdez Arms, west of Rocky Point 69d Current weak and variable Sergius Narrows
Valdez Narrows 50 Current weak and variable 048 201 Sergius Narrows
Jackson Point, northeast of 69 Current weak and variable Sergius Narrows
Shoup Bay, southeast of 19 Current weak and variable Sergius Narrows
ORCA INLET
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Orca Cannery, 0.8 mile southwest of +1 05 +1 28 +1 25 +1 24 0.2 0.5 170 025 Wrangell Narrows
Salmo Point, Hawkins I., 1.2 miles SE of +0 34 +0 55 +0 58 +0 30 0.3 0.5 160 020 Wrangell Narrows
Salmo Point, Hawkins I., 0.3 mile NW of Current weak and variable Wrangell Narrows
Shepard Point, 0.9 mile southwest of Current weak and variable Wrangell Narrows
COOK INLET
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Cape Douglas, northeast of #120 22d - - - +4 15 - - - +5 17 - - 0.7 167 167 Wrangell Narrows
Cape Douglas, northeast of 22d +3 18 +2 44 +2 46 +3 05 0.1 0.2 312 167 Wrangell Narrows
Ushagat Island, northwest of 22d +2 59 +2 34 +3 09 +3 04 0.1 0.2 283 117 Wrangell Narrows
Kennedy Entrance 22d +2 48 +2 48 +2 56 +2 57 0.6 0.8 295 129 Wrangell Narrows
Ushagat Island, north of 22d +2 24 +3 20 +4 03 +3 10 0.5 0.4 292 121 Wrangell Narrows
Cape Elizabeth 22d +2 23 +2 45 +3 04 +2 47 0.7 0.9 306 136 Wrangell Narrows
Chugach Passage +0 48 +0 39 +1 47 +0 44 1.0 0.9 355 170 Wrangell Narrows
Augustine Island, 14.5 nmi. ESE of 22d Current weak and variable Wrangell Narrows
Augustine Island, northwest of 22d +5 55 +5 44 +5 17 +6 26 0.2 0.5 060 229 Wrangell Narrows
Chinitna Point, southeast of 22d +4 33 +4 31 +4 48 +4 38 0.4 0.6 021 209 Wrangell Narrows
Iniskin Bay +2 10 +2 04 +2 16 +2 21 0.3 0.6 358 179 Wrangell Narrows
Kachemak Bay Entrance 22d +3 19 +2 25 +2 15 +2 44 0.2 0.4 035 210 Wrangell Narrows
Kachemak Bay, west of 22d +3 43 +3 22 +3 45 +3 45 0.6 0.8 010 188 Wrangell Narrows
Anchor Point, 5 miles northwest of 22d +4 06 +3 57 +4 29 +4 33 0.8 1.0 022 198 Wrangell Narrows
Anchor Point, WNW of 22d +4 36 +4 12 +4 39 +5 04 0.7 1.2 017 197 Wrangell Narrows
Chinitna Bay, 12 miles northeast of 22d +4 02 +3 35 +4 06 +3 32 0.8 0.9 026 196 Wrangell Narrows
Cape Starichkof, northwest of 20d +4 28 +3 39 +4 17 +4 32 0.7 1.2 019 199 Wrangell Narrows
Cape Ninilchik, west of 20d +5 23 +4 34 +4 50 +5 32 0.8 1.7 031 214 Wrangell Narrows
Chisik Island, 5 nmi. east of 20d +4 25 +4 00 +4 35 +4 57 0.7 1.0 017 197 Wrangell Narrows
Tuxedni Channel (South Entrance) 20d +3 40 +3 31 +3 44 +3 27 0.6 0.7 331 150 Wrangell Narrows
Tuxedni Channel +3 31 +2 55 +2 22 +2 21 0.3 0.9 332 162 Wrangell Narrows
Ninilchik Harbor, northwest of 20d +5 10 +4 51 +5 00 +5 26 0.8 1.7 029 212 Wrangell Narrows
Redoubt Point, southeast of 20d +5 04 +4 55 +5 09 +5 15 0.6 1.2 025 198 Wrangell Narrows
Kalgin Island, 10 nmi. southeast of 20d +5 21 +4 53 +4 59 +5 46 0.9 1.6 033 207 Wrangell Narrows
Cape Kasilof, 3 miles west of +3 48 +3 14 +5 09 +4 27 0.9 1.1 022 206 Wrangell Narrows
Drift River Terminal, SSE of 20d +5 50 +5 28 +5 41 +5 55 0.6 1.5 051 221 Wrangell Narrows
Kenai, 6 miles southwest of +4 40 +3 58 +4 56 +4 29 0.8 1.3 021 193 Wrangell Narrows
Kenai Packers Cannery Wharf +4 00 +3 15 +2 11 +2 23 0.2 0.7 115 285 Wrangell Narrows
Kenai City Wharf +3 57 +3 16 +2 55 +4 12 0.2 0.7 130 300 Wrangell Narrows
West Foreland, south of 20d +5 38 +4 52 +5 32 +5 22 1.0 1.7 058 228 Wrangell Narrows
Nikishka +4 46 +4 28 +4 59 +3 36 1.2 1.3 000 180 Wrangell Narrows
Nikishka, 0.8 mile west of +5 22 +4 37 +5 12 +4 44 1.2 1.7 345 175 Wrangell Narrows
West Foreland, 1 nmi. east of 20d +6 09 +4 46 +5 26 +6 25 1.1 2.1 349 171 Wrangell Narrows
West Foreland, 4 nmi. east of 20d +5 42 +5 10 +5 49 +5 33 1.3 2.0 003 200 Wrangell Narrows
East Foreland, 1.5 nmi. east of 20d +5 39 +5 10 +5 38 +5 28 1.3 1.7 006 195 Wrangell Narrows
Middle Ground Shoal, southeast of 20d +6 00 +4 53 +5 24 +5 45 1.1 2.1 063 231 Wrangell Narrows
North Foreland, southeast of 20d +6 18 +5 43 +5 57 +6 30 1.1 1.7 062 221 Wrangell Narrows
Moose Point, NNW of 20d +6 21 +4 50 +5 52 +5 46 0.8 1.3 061 237 Wrangell Narrows
Moose Point, northwest of 20d +6 34 +5 01 +6 03 +6 30 0.9 1.3 086 255 Wrangell Narrows
Point Possession, northeast of 20d +6 52 +5 05 +6 27 +6 05 1.4 2.0 102 275 Wrangell Narrows
Point Possession, WNW of 20d +6 33 +5 06 +6 11 +5 57 1.0 1.8 074 246 Wrangell Narrows
Point Possession, northwest of 20d +6 45 +5 36 +6 33 +5 43 1.0 1.4 087 255 Wrangell Narrows
Fire Island, west of 20d +7 12 +6 19 +6 57 +6 54 1.1 1.8 093 258 Wrangell Narrows
Fire Island, 1.0nm east of 2d +6 28 +5 38 +6 06 +6 40 0.7 0.9 095 258 Wrangell Narrows
. . .do. 14d +6 21 +5 31 +6 00 +6 33 0.6 0.7 095 266 Wrangell Narrows
. . .do. 28d +6 15 +5 30 +5 51 +6 25 0.5 0.5 095 271 Wrangell Narrows
Fire Island, 1.0nm north of 15d +6 36 +5 58 +6 23 +6 32 1.2 1.4 077 264 Wrangell Narrows
. . .do. 25d +6 28 +5 20 +6 20 +6 26 1.1 1.4 076 265 Wrangell Narrows
. . .do. 41d +6 21 +5 22 +6 17 +6 22 0.9 1.3 076 265 Wrangell Narrows
Point Campbell, northwest of 20d +7 20 +5 32 +7 12 +6 16 0.9 1.1 093 258 Wrangell Narrows
Point Woronzof, southwest of 20d +7 22 +5 44 +7 09 +9 00 0.9 0.9 057 225 Wrangell Narrows
Point Woronzof, west of 20d +7 18 +5 35 +7 04 +6 16 0.9 1.4 061 225 Wrangell Narrows
Point Woronzof, 1.2nm NE of 26d +7 03 +5 56 +6 06 +6 58 0.4 1.0 084 262 Wrangell Narrows
. . .do. 58d +6 56 +5 58 +6 06 +6 51 0.3 0.6 094 268 Wrangell Narrows
. . .do. 85d +6 44 +6 23 +6 08 +6 27 0.3 0.5 106 271 Wrangell Narrows
Anchorage, west of 20d +7 32 +5 58 +7 20 +6 20 1.1 1.5 081 234 Wrangell Narrows
Anchorage, 0.2 mile offshore #74 +4 08 +5 12 +5 33 +5 18 0.5 1.2 028 207 Wrangell Narrows
Anchorage Shipdock, northwest of 20d +7 49 +6 23 +7 21 +6 12 1.2 1.9 028 195 Wrangell Narrows
Cairn Point, northwest of (east side) 20d +7 45 +6 42 +7 16 +6 47 1.0 2.1 359 192 Wrangell Narrows
Cairn Point, northwest of (west side) 20d +7 43 +6 31 +7 17 +6 05 1.1 1.8 018 198 Wrangell Narrows
Port Mackenzie #121 +5 17 +4 59 +5 54 +6 03 0.3 0.9 018 193 Wrangell Narrows
Knik Arm Mud Flats, south of 10d +7 55 +5 49 +6 36 +6 14 0.8 1.5 074 241 Wrangell Narrows
SHELIKOF STRAIT and KODIAK ISLAND
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Cape Current Narrows, Shuyak Strait +2 23 +2 09 +2 16 +2 10 0.6 0.8 275 095 Sergius Narrows
Kukak Bay, Shelikof Strait Current weak and variable Sergius Narrows
Raspberry Strait #75 - - - - - - - - - - - - - - - - - - - - Sergius Narrows
Kupreanof Strait, 0.8 mi. off Chernof Pt +3 16 +3 32 +3 30 +3 05 0.4 0.3 298 101 Sergius Narrows
Whale Passage, northwest entrance +2 24 +2 28 +2 17 +2 08 0.7 0.5 305 115 Sergius Narrows
Whale Passage, off Bird Point +2 31 +2 10 +2 15 +2 07 0.7 1.1 305 140 Sergius Narrows
KODIAK ISLAND
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Narrow Strait, off Ouzinkie Point -1 17 -2 20 -1 25 -2 19 0.4 0.7 326 133 Wrangell Narrows
Kodiak Harbor (narrows) Chiniak Bay +0 49 +0 36 +1 31 +0 58 0.3 0.2 056 228 Wrangell Narrows
Sitkinak Strait -0 24 -0 00 +1 04 +0 35 0.7 0.5 300 120 North Inian Pass
SHUMAGIN ISLANDS
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Popof Strait -2 32 -2 05 -1 28 -2 11 0.1 0.2 357 199 Kvichak Bay
Unga Strait (1.4 miles N of Unga Spit) +5 24 +5 42 +5 24 +5 06 0.5 0.1 282 114 Kvichak Bay
ALASKA PENINSULA
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Ukolnoi Island, 3.3 miles northeast of Current weak and variable Isanotski Strait
Seal Cape Light, 0.8 mile south of Current weak and variable Isanotski Strait
Amak Island, 5 miles north of +4 52 +5 31 +4 50 +5 09 0.2 0.2 337 139 Isanotski Strait
Amak Island, 5 miles southeast of +4 24 +4 45 +4 32 +4 35 0.2 0.2 350 200 Isanotski Strait
Bechevin Bay, off the entrance #76 - - - +3 46 - - - +3 52 0.2 0.1 047 265 Isanotski Strait
UNIMAK ISLAND
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Otter Point, off of, north side +3 36 +3 36 +3 35 +3 53 0.2 0.3 089 258 Isanotski Strait
ISANOTSKI STRAIT
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
ISANOTSKI STRAIT (False Pass Cnry) #77 Daily predictions 358 187 Isanotski Strait
Bechevin Bay, off Rocky Point -0 55 -0 26 +0 14 +0 02 0.5 0.5 331 139 Isanotski Strait
ALEUTIAN ISLANDS #78
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Davidson Bank #79 - - - - - - - - - - - - - - - - - - - - Isanotski Strait
UNIMAK PASS (off Scotch Cap) Daily predictions 295 105 Unimak Pass
Unimak Pass, 11 miles WSW of Sennett Pt -0 43 +0 41 +1 17 0 00 0.6 0.2 301 106 Unimak Pass
Unimak Pass, 2.4 miles N of Tanginak I +0 44 +0 17 -0 48 -0 22 0.4 0.5 298 144 Unimak Pass
Avatanak Strait +0 44 +0 52 +0 47 +0 24 1.2 1.1 050 258 Unimak Pass
Derbin Strait #80 0 00 -0 06 -0 12 -0 19 1.0 1.0 342 148 Akutan Pass
Ugamak Strait, off Kaligagan Island #81 +0 31 +0 13 +0 11 +0 05 0.6 0.8 324 116 Akutan Pass
Ugamak Strait (North end) #81 +0 56 +0 39 +1 10 +0 38 0.6 0.3 322 122 Akutan Pass
AKUTAN PASS Daily predictions 294 113 Akutan Pass
Baby Pass -0 03 -0 04 -0 16 -0 02 0.7 0.9 303 129 Akutan Pass
Unalga Pass +0 01 -0 07 +0 01 -0 05 1.1 1.0 320 128 Akutan Pass
Udagak Strait (narrows) #82 -2 11 -2 21 -2 03 -3 09 0.6 0.3 286 142 Unimak Pass
Umnak Pass, south approach -0 38 -1 01 -0 23 -0 14 0.6 1.0 341 181 Unimak Pass
Konets Head-Emerald Island, between #83 - - - -1 05 -0 55 -2 21 1.0 0.8 331 125 Unimak Pass
Umnak Pass, southeast of Ship Rock +0 11 +0 14 +0 20 -0 17 1.1 0.9 056 225 Unimak Pass
Umnak Pass, northwest of Ship Rock +0 01 -1 00 -0 28 -1 08 1.1 1.1 052 218 Unimak Pass
Yunaska Island, 1 mile east of #84 - - - - - - - - - - - - 0.5 0.8 021 159 Isanotski Strait
Finch Cove, Seguam Island - - - - - - - - - - - - - - - - 315 130 Isanotski Strait
Fenimore Rock, 1.2 miles southwest of -1 16 -1 52 -2 17 -1 58 0.9 1.0 010 140 Unimak Pass
Igitkin Pass, 0.8 mile N of Tanager Pt -0 41 -1 11 -1 25 -1 49 0.9 0.7 040 245 Unimak Pass
Chugul Pass, 0.8 mile SW of Tanager Pt -2 45 -1 54 -0 48 -2 15 0.5 0.5 325 160 Unimak Pass
Chugul Pass, 2 miles NE of Cape Ruin +0 30 -0 09 -0 54 -1 09 0.4 0.5 335 150 Unimak Pass
Chugul Pass, 0.5 mile NE of Cape Ruin -1 12 -1 12 -0 18 -0 56 0.4 0.6 305 120 Unimak Pass
Umak Pass, off Narrows Point -0 09 -0 18 +0 06 -0 27 0.9 0.8 305 130 Isanotski Strait
Little Tanaga Strait, off Tana Pt #85 -0 49 -0 54 -0 33 -0 34 0.7 0.6 320 130 Akutan Pass
Kagalaska Strait, off Galas Point #85 -1 21 -0 59 -0 07 +0 02 0.7 0.5 310 175 Akutan Pass
Adak Strait, 1 mile NE of Naga Pt #86 - - - - - - -2 05 -2 05 0.6 0.7 010 190 Unimak Pass
Adak Strait, 4 miles ENE of Naga Point -0 54 -0 30 -0 44 -0 07 0.6 0.6 010 195 Unimak Pass
Adak Strait, off Argonne Point #87 -3 52 -0 44 -1 32 -2 48 1.0 0.6 010 200 Unimak Pass
Kanaga Pass, 0.3 mile NW of Annoy Rock -0 03 -0 10 -0 23 -0 57 0.7 0.7 000 195 Unimak Pass
Kanaga Pass, 2.2 miles NE of Annoy Rock -0 24 -0 36 -0 54 -1 36 0.8 0.7 020 225 Unimak Pass
Tanaga Pass, 4 mi. off C. Amagalik #88 -1 45 -2 29 -1 45 -0 01 0.5 0.5 315 200 Unimak Pass
Ogliuga Island, pass East of, Delarof Is -2 19 -2 12 -2 23 -2 18 0.2 0.2 036 220 Unimak Pass
Gareloi I., 0.5 mile SE of, Delarof Is - - - - - - - - - - - - - - - - 055 245 Unimak Pass
Ulak Pass, Delarof Islands -0 20 -0 06 -0 20 -0 38 0.7 0.7 326 125 Unimak Pass
Petrel Bank, Semisopochnoi Island #89 - - - - - - - - - - - - - - - - - - - - Unimak Pass
Amchitka Island, south coast #90 - - - - - - - - - - - - - - - - 309 124 Unimak Pass
Oglala Pass, Rat Islands #91 - - - - - - - - - - - - - - - - - - - - Unimak Pass
Little Sitkin Island, SE coast #90 - - - - - - - - - - - - - - - - 050 240 Unimak Pass
Rat Island Pass, Rat Islands #92 - - - - - - - - - -3 00 - - 0.2 - - 110 Unimak Pass
Krysi Pass, Rat Islands +0 03 -0 08 -0 29 -0 40 0.7 0.7 040 210 Unimak Pass
Sea Lion Pass, Rat Islands #93 +0 06 -0 01 -0 34 -0 23 0.7 0.8 012 195 Unimak Pass
Tahoma Reef #7 - - - -0 23 - - - -1 04 0.3 0.3 007 147 Unimak Pass
Attu Island, 5 miles NE of Cape Wrangell - - - - - - - - - - - - - - - - 064 201 Unimak Pass
Cape Lieskof, 3 miles west of -5 39 -4 39 -4 38 -4 53 0.3 0.3 056 248 Kvichak Bay
PORT MOLLER
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Entrance Point, 3 miles west of -5 04 -4 28 -4 06 -4 34 0.7 0.8 174 002 Kvichak Bay
Entrance Point -4 57 -4 53 -5 06 -5 27 0.5 0.6 180 000 Kvichak Bay
Harbor Point -4 28 -4 03 -4 59 -4 26 0.4 0.8 158 335 Kvichak Bay
HERENDEEN BAY-PORT HEIDEN
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Hague Channel, east of Doe Point -5 59 -4 39 -4 23 -5 21 0.9 0.6 220 033 Kvichak Bay
Johnston Channel, off Halftide Rock -4 27 -4 45 -5 15 -4 24 0.5 0.5 179 337 Kvichak Bay
Port Heiden -2 23 -1 05 -1 14 -1 15 0.4 0.4 067 233 Kvichak Bay
KVICHAK BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
KVICHAK BAY (off Naknek River entrance) Daily predictions 053 239 Kvichak Bay
Morakas Point, Naknek River #94 +2 01 +1 05 +0 04 +1 15 0.5 0.9 111 294 Kvichak Bay
Kvichak, Kvichak River #94 +2 12 +1 30 +0 39 +1 01 - - - - 078 259 Kvichak Bay
NUSHAGAK BAY and APPROACHES
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Cape Constantine, 4 miles Southeast of -2 08 -1 38 -1 05 -1 52 0.6 0.7 059 238 Kvichak Bay
Protection Point, 2.5 miles east of -0 44 -1 25 -0 40 -1 04 1.0 1.0 013 180 Kvichak Bay
Nushagak Bay entrance -0 59 +0 03 +0 19 -0 23 1.0 1.0 343 180 Kvichak Bay
Etolin Point, 8.5 miles west of -0 19 +0 13 +0 08 +0 05 0.9 1.2 352 173 Kvichak Bay
Clarks Point, 1 mile west of -0 07 +0 34 +0 41 -0 02 1.3 1.4 018 213 Kvichak Bay
Dillingham #95 +0 55 +1 11 +1 19 +0 26 - - - - 076 262 Kvichak Bay
KUSKOKWIM BAY
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Goodnews Bay entrance -6 23 -6 05 -5 26 -6 02 0.9 0.9 020 213 Kvichak Bay
Carter Bay, west of -5 10 -4 29 -3 44 -4 21 0.6 0.6 021 212 Kvichak Bay
Warehouse Bluff, southwest of -3 43 -3 21 -3 21 -3 45 0.6 0.8 007 188 Kvichak Bay
Apokak Creek entrance -5 04 -3 42 -2 04 -2 51 1.1 1.1 030 205 Kvichak Bay
BERING SEA
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Pribilof Islands
Walrus Island, 0.5 mile west of #96 -6 40 -6 47 -6 40 -6 38 0.4 0.5 018 210 Kvichak Bay
St. Paul I.-St. George I., between #97 - - - -9 21 - - - - - - 0.2 - - 260 - - Kvichak Bay
Otter Island, 7 miles east of #97 - - - -10 44 - - - - - - 0.4 - - 245 - - Kvichak Bay
SW Pt. , St. Paul I., 6 mi. SW #97 - - - -7 02 - - - - - - 0.2 - - 330 - - Kvichak Bay
SW Point, St. Paul Island, 1 mile off -8 55 -8 10 -8 55 -8 10 0.8 0.3 330 170 Kvichak Bay
Hooper Bay entrance +10 08 +11 16 +11 14 +11 03 0.7 0.8 046 223 Kvichak Bay
St. Mathew I., southwest coast +2 24 +3 20 +3 29 +3 07 0.5 0.4 292 119 Kvichak Bay
St. Lawrence Island
4.5 miles SE of Southeast Cape #98 - - - -1 23 - - - -2 48 0.3 0.3 097 251 Kvichak Bay
Apavawook Cape, 1 mile south of -3 58 -3 14 -3 39 -3 23 0.2 0.4 075 272 Kvichak Bay
Off Northeast Cape -1 41 -0 03 +0 16 -0 50 0.3 0.3 095 258 Kvichak Bay
Tatik Point, 13 miles off of #99 - - - - - - - - - - - - - - - - 000 190 Kvichak Bay
Gambell, 13 miles NNW of #100 - - - -1 02 - - - -1 19 0.7 0.2 050 075 Kvichak Bay
Sledge Island, 2 miles north of #101 -7 01 - - - -6 58 -7 34 0.3 0.2 305 119 Unimak Pass
King Island, 42 miles west of #102 - - - - - - - - - - - - - - - - 030 030 Unimak Pass
Fairway Rock, 18.5 miles south of #103 - - - - - - - - - - - - - - - - 000 000 Unimak Pass
Fairway Rock, 4.8 miles NNE of #104 - - - - - - - - - - - - - - - - 020 020 Unimak Pass
HAWAIIAN ISLANDS
Minimum Minimum Speed Direction
Before Flood Before Ebb Ratio At Maximum
Maui Island #105 - - - - - - - - - - - - - - - - - - - - San Diego Bay Entrance
Alalakeiki Channel, west side #106 - - - - - - - - - - - - - - - - - - - - San Diego Bay Entrance
Alalakeiki Channel, east side #107 - - - - - - - - - - - - - - - - - - - - San Diego Bay Entrance
Maalaea Bay, Maui Island Current weak and variable - - - - San Diego Bay Entrance
Auau Channel #108 - - - - - - - - - -2 58 - - 0.7 - - 073 San Diego Bay Entrance
Kalohi Channel -3 15 -3 47 -3 38 -3 11 0.4 0.3 075 227 San Diego Bay Entrance
Pailolo Channel #109 - - - - - - - - - - - - - - - - - - - - San Diego Bay Entrance
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