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Tidal Station Locations and Ranges
BRITISH COLUMBIA and ALASKA
Dixon Entrance
Mean Spring Mean Tide 
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Kelp Island Passage, Duke Island 54° 52.6' 131°18.0' 12.2 14.6 7.60
Predictions Nakat Harbor, Alaska 54° 49.2' 130°42.0' 12.4 14.7 7.60
Predictions Haystack Island, B.C. 54° 43' 130°37' 12.6 15.0 7.8
Portland Canal, etc. Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Wales Island (Cannery), Pearse Canal 54° 47' 130°33' 12.9 15.3 7.9
Predictions Kumeon Bay, B.C. 54° 43' 130°14' 13.2 15.6 8.1
Predictions Mill Bay, Nass River, B.C. 55° 0' 129°54' 13.2 15.5 8.0
Predictions Stewart, B.C. 55° 55' 129°48' 14.3 16.8 8.7
Predictions Davis River entrance, Alaska 55° 45.6' 130°10.6' 14.2 16.6 8.60
ALASKA
Revillagigedo Channel
Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Morse Cove, Duke Island 54° 55.2' 131°15.3' 12.43 14.80 7.70
Predictions Kah Shakes Cove 55° 02.5' 130°58.8' 12.60 14.98 7.80
Predictions Boca de Quadra 55° 07.0' 130°47.9' 12.72 15.14 7.70
Predictions Mop Point, Thorne Arm 55° 23.0' 131°14.1' 12.80 15.20 7.90
Predictions Coon Island, George Inlet 55° 27.7' 131°30.3' 12.90 15.30 7.90
Predictions KETCHIKAN 55° 20.0' 131°37.5' 12.97 15.45 8.06
Predictions Ward Cove 55° 23.9' 131°43.6' 13.28 15.70 8.10
Behm Canal Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Alva Bay, Revillagigedo Island 55° 14.0' 131°08.0' 12.80 15.20 7.90
Predictions Vallenar Point 55° 25.6' 131°50.8' 12.90 15.30 7.90
Predictions Rudyerd Bay 55° 38.5' 130°38.7' 13.30 15.70 8.10
Predictions Fitzgibbon Cove 55° 59.0' 131°10.5' 13.40 15.80 8.20
Predictions Yes Cannery, Yes Bay 55° 54.8' 131°47.8' 13.30 15.70 8.10
Predictions Loring, Naha Bay 55° 36.1' 131°37.9' 13.16 15.70 8.20
Predictions Tamgas Harbor, Annette Island 55° 04.0' 131°32.5' 12.80 15.00 7.80
Predictions Ingraham Bay, Prince of Wales Island 54° 58.8' 132°00.4' 12.00 14.40 7.50
Predictions Menefee Anch., Prince of Wales Island 55° 01.6' 132°00.8' 12.20 14.40 7.50
Predictions Niblack Anchorage, Moira Sound 55° 04.0' 132°07.2' 12.20 14.60 7.60
Predictions Metlakatla, Port Chester 55° 07.7' 131°34.3' 12.30 14.70 7.60
Clarence Strait Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Nehenta Bay, Gravina Island 55° 10.0' 131°47.8' 12.30 14.70 7.70
Predictions Lancaster Cove, Cholmondeley Sound 55° 12.8' 132°05.7' 12.70 15.10 7.90
Predictions Divide Head, Cholmondeley Sound 55° 15.1' 132°18.0' 12.70 15.10 7.90
Kasaan Bay
Predictions Saltery Cove, Skowl Arm 55° 24.1' 132°19.7' 13.07 15.57 8.13
Predictions Kasaan 55° 32.1' 132°23.8' 13.20 15.69 7.84
Predictions Lindeman Cove 55° 36.1' 132°30.7' 13.27 15.75 8.22
Predictions Hollis Anchorage 55° 28.8' 132°38.7' 13.39 15.88 7.94
Predictions Bradfield Canal, Ernest Sound 56° 11.0' 131°34.3' 14.09 16.59 8.60
Predictions Ratz Harbor, Prince of Wales Island 55° 52.8' 132°35.7' 13.46 15.90 7.94
Predictions Lake Bay 56° 01.0' 132°55.0' 13.60 15.90 8.20
Predictions Thorne Island, Whale Passage 56° 03.5' 132°59.1' 13.52 15.93 8.30
Predictions Point Harrington 56° 10.7' 132°41.8' 13.55 15.96 8.29
Predictions Thoms Point, Zimovia Strait 56° 07.1' 132°04.7' 13.90 16.33 8.50
Predictions Village Rock, Zimovia Strait 56° 13.2' 132°17.8' 13.75 16.13 8.40
Predictions Madan Bay 56° 23.5' 132°10.1' 13.81 16.23 8.42
Predictions Wrangell, Wrangell Island 56° 28.2' 132°23.2' 13.57 15.96 8.29
Cordova Bay Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Minnie Bay 54° 43' 132°18' 10.3 12.7 6.6
Predictions Tah Bay 54° 50' 132°20' 10.2 12.5 6.6
Predictions Hunter Bay 54° 52' 132°19' 10.3 12.7 6.6
Predictions Kassa Inlet entrance 54° 56' 132°31' 10.2 12.5 6.6
Predictions Elbow Bay 54° 54' 132°39' 10.2 12.6 6.6
Predictions Mabel Island 55° 0' 132°36' 10.4 12.8 6.7
Predictions Keete Island, Nutkwa Inlets 55° 3' 132°35' 10.4 12.8 6.7
Predictions Keete Inlet 55° 5' 132°29' 10.5 12.9 6.7
Hetta Inlet
Predictions Mud Bay 55° 5' 132°38' 10.4 12.8 6.7
Predictions Copper Harbor 55° 13' 132°37' 10.4 12.8 6.7
Predictions Sulzer 55° 17' 132°37' 10.5 12.9 6.7
Predictions American Bay, Kaigani Strait 54° 51' 132°50' 10.2 12.4 6.5
Tlevak Strait
Predictions Kasook Inlet, Sukkwan Island 55° 1' 132°47' 10.5 12.6 6.6
Predictions View Cove 55° 5' 133°1' 10.5 12.7 6.6
Predictions South Pass, Sukkwan Strait 55° 10' 132°52' 10.5 12.9 6.8
Predictions Saltery Point 55° 11' 132°48' 10.5 12.9 6.8
Predictions North Pass, West End 55° 12' 132°56' 10.6 13.0 6.8
Predictions Natalia Point 55° 14' 133°3' 10.5 12.9 6.8
Predictions Soda Bay 55° 16' 132°58' 10.6 13.0 6.8
Predictions Tlevak Narrows 55° 16' 133°7' 9.3 11.7 6.2
Dall Island, west coast Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Security Cove 54° 45' 132°51' 8.7 10.8 5.7
Predictions Sakie Bay 55° 4' 133°12' 8.0 10.3 5.4
Predictions Sea Otter Harbor 55° 7' 133°10' 7.6 9.7 5.1
Bucareli Bay to Davidson Inlet Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Ulloa Channel
Bucareli Bay
Predictions Craig, Klawock Inlet 55° 29.3' 133°08.5' 7.95 10.15 5.35
Predictions Cruz Pass, San Fernando Island 55° 32' 133°19' 7.9 10.1 5.2
Gulf of Esquibel
Predictions Steamboat Bay, Noyes Island 55° 32.0' 133°38.2' 8.16 10.33 5.44
Predictions Anguilla Island 55° 41' 133°35' 8.2 10.3 5.4
Predictions Nossuk Bay, Tonowek Bay 55° 43.3' 133°21.0' 8.21 10.40 5.48
Davidson Inlet
Predictions Port Alice, Heceta Island 55° 49' 133°36' 8.6 10.8 5.7
Predictions Tuxekan, 0.5 mile south of 55° 53' 133°15' 8.7 10.9 5.6
Predictions El Capitan Island 55° 56' 133°20' 8.7 10.8 5.6
Predictions Cyrus Cove, Sea Otter Sound 55° 55' 133°24' 8.8 10.9 5.8
Predictions Marble Island 56° 0' 133°28' 8.6 10.7 5.6
Predictions Edna Bay 55° 57' 133°40' 8.6 10.8 5.7
Sumner Strait Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Coronation Island 55° 54' 134°7' 8.5 10.7 5.6
Predictions Pole Anchorage, Kosciusko Island 55° 57' 133°49' 9.2 11.4 5.9
Predictions Port McArthur, Kuiu Island 56° 4' 134°7' 8.4 10.6 5.5
Predictions Affleck Canal entrance, Kuiu Island 56° 02.2' 134°06.9' 8.63 10.73 5.70
Predictions Kell Bay, Affleck Canal, Kuiu Island 56° 9' 134°8' 9.0 11.2 5.9
Predictions Point St. Albans 56° 5' 133°58' 9.1 11.3 5.9
Predictions Shakan Bay Entrance 56° 8' 133°37' 9.5 11.7 6.2
Predictions Shakan Strait, Kosciusko Island 56° 8' 133°28' 9.7 11.7 6.2
Predictions El Capitan Passage 56° 4' 133°19' 8.7 10.8 5.6
Predictions Port Beauclerc, Kuiu Island 56° 17' 133°57' 9.7 11.9 6.2
Predictions Port Protection, Prince of Wales Island. 56° 19' 133°36' 10.1 12.4 6.4
Predictions Reid Bay 56° 23' 133°53' 10.2 12.4 6.5
Predictions Sumner Island 56° 25' 133°48' 10.3 12.6 6.6
Predictions Bushy Island, Snow Passage 56° 16.6' 132°59.1' 12.41 14.74 7.66
Predictions Reef Point, Stikine Strait 56° 21.2' 132°33.2' 13.57 15.96 8.28
Predictions Greys Island 56° 31.3' 132°32.5' 13.20 15.57 8.08
Wrangell Narrows Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Point Lockwood, Woewodski Island 56° 33.5' 132°57.8' 12.67 15.09 7.87
Predictions Beecher Pass 56° 35.7' 132°59.2' 13.05 15.47 8.06
Predictions Anchor Point 56° 38.3' 132°55.6' 13.56 15.99 8.00
Predictions Papke's Landing 56° 40.6' 132°55.9' 13.92 16.39 8.54
Predictions Turn Point 56° 48.0' 132°58.8' 13.68 16.07 8.34
Predictions Petersburg 56° 48.9' 132°57.4' 13.56 15.99 8.00
Keku Strait Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Monte Carlo Island 56° 32.1' 133°45.9' 10.30 12.50 6.60
Predictions The Summit 56° 40.9' 133°44.1' 12.63 15.04 7.86
Predictions Entrance Island 56° 48.7' 133°47.2' 12.17 14.56 7.62
Frederick Sound Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Dry Strait 56° 37' 132°34' 13.5 16.1 8.3
Predictions Cosmos Point 56° 39.8' 132°37.0' 13.47 16.00 8.43
Predictions Ideal Cove, Mitkof Island 56° 40' 132°38' 13.5 16.1 8.3
Predictions Leconte Bay 56° 47.3' 132°30.1' 13.47 16.01 8.31
Predictions Brown Cove 56° 53' 132°48' 13.5 15.8 8.2
Predictions Thomas Bay 57° 0' 132°47' 13.0 15.4 8.0
Predictions Portage Bay, Kupreanof Island 57° 0' 133°19' 13.0 15.5 8.1
Predictions Cleveland Passage, Whitney Island 57° 13' 133°30' 12.6 15.0 7.8
Predictions Cannery Cove, Pybus Bay 57° 18.4' 134°08.0' 12.24 14.63 7.60
Predictions Eliza Harbor, Liesnoi Island 57° 10' 134°17' 11.9 14.3 7.4
Predictions Eliza Harbor, Admiralty Island 57° 11.3' 134°17.2' 11.79 14.10 7.35
Predictions Herring Bay 57° 06.8' 134°22.8' 11.44 13.70 7.16
Predictions Saginaw Bay, Kuiu Island 56° 54.2' 134°18.2' 11.34 13.67 7.18
Stephens Passage Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions The Brothers 57° 17.7' 133°47.8' 12.34 14.85 7.73
Predictions Port Houghton, Robert Islands 57° 18' 133°28' 13.0 15.4 8.0
Predictions Hobart Bay 57° 24' 133°25' 12.7 15.1 7.8
Predictions Good Island, Gambier Bay 57° 29.2' 133°53.9' 12.77 15.25 7.91
Predictions Gambier Bay (cannery wharf) 57° 29.0' 133°57.6' 12.63 15.08 7.86
Predictions Upper Endicott Arm, North Shore 57° 31.3' 133°03.3' 13.52 16.04 8.34
Predictions Windham Bay 57° 33' 133°30' 12.7 15.1 7.8
Predictions Rasp Ledge, Seymour Canal 57° 41' 134°2' 12.9 15.6 8.2
Predictions Windfall Harbor, Seymour Canal 57° 52' 134°16' 13.5 16.0 8.3
Predictions Holkham Bay, Wood Spit 57° 43' 133°35' 13.0 15.4 8.0
Predictions Holkham Bay, Tracy Arm Entrance 57° 46.6' 133°36.2' 13.14 15.61 8.11
Predictions Sawyer Island, Tracy Arm 57° 52.7' 133°11.4' 13.32 15.83 8.25
Predictions Port Snettisham, Point Styleman 57° 58' 133°53' 13.4 15.8 8.2
Predictions Port Snettisham, Crib Point 58° 05.7' 133°44.3' 13.40 15.86 8.23
Predictions Taku Harbor 58° 04.1' 134°00.6' 13.29 15.71 8.22
Predictions Greely Point, Taku Inlet 58° 13' 134°4' 13.2 15.7 8.1
Predictions Taku Point, Taku Inlet 58° 24' 134°1' 14.1 16.7 8.6
Predictions JUNEAU 58° 17.9' 134°24.7' 13.74 16.31 8.47
Predictions Young Bay 58° 11.0' 134°35.2' 13.80 16.39 8.49
Predictions Fritz Cove, Douglas Island 58° 19' 134°36' 13.5 15.9 8.2
Predictions Auke Bay 58° 23' 134°39' 13.3 15.9 8.2
Lynn Canal Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Funter, Funter Bay 58° 15' 134°54' 12.6 15.1 7.9
Predictions Barlow Cove, Mansfield Peninsula 58° 19.3' 134°52.7' 13.22 15.75 8.19
Predictions Lincoln Island 58° 29.9' 134°57.9' 13.49 15.98 8.33
Predictions William Henry Bay 58° 43' 135°14' 13.2 15.7 8.2
Predictions Cove Point, Berner's Bay 58° 45.1' 135°01.7' 13.64 16.26 8.45
Predictions Chilkat Inlet 59° 10.2' 135°24.0' 13.89 16.49 8.53
Predictions Haines Inlet 59° 14' 135°26' 14.2 16.8 8.7
Predictions Taiyasanka Harbor, Taiya Inlet 59° 18.1' 135°25.7' 14.20 16.89 8.72
Predictions Skagway, Taiya Inlet 59° 27.0' 135°19.6' 14.11 16.74 8.68
Chatham Strait Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Port Alexander, Baranof Island 56° 14.8' 134°38.8' 8.59 10.93 5.76
Predictions Port Walter, Baranof Island 56° 23' 134°40' 9.1 11.5 6.0
Predictions Table Bay, Kuiu Island 56° 10' 134°15' 8.8 11.1 5.8
Predictions Port Malmesbury, Kuiu Island 56° 18' 134°14' 8.8 11.2 5.9
Predictions Tebenkof Bay, Kuiu Island 56° 25' 134°8' 9.4 11.8 6.2
Predictions Red Bluff Bay 56° 51' 134°43' 10.2 12.7 6.7
Predictions Baranof, Warm Spring Bay 57° 5' 134°50' 11.0 13.4 7.0
Predictions Whitewater Bay, Admiralty Island 57° 14' 134°36' 11.4 13.9 7.6
Predictions Kasnyku Bay 57° 13' 134°52' 11.4 13.8 7.2
Predictions Point Thatcher 57° 25' 134°51' 11.6 14.2 7.6
Predictions Killisnoo 57° 28' 134°34' 11.6 14.1 7.4
Kootznahoo Inlet
Predictions Favorite Bay 57° 29' 134°33' 10.6 13.0 7.2
Predictions Mitchell Bay 57° 32' 134°24' 9.2 11.0 5.6
Predictions Tenakee Springs, Tenakee Inlet 57° 47' 135°13' 12.3 14.7 7.7
Predictions Freshwater Bay, Chichagof Island 57° 51' 135°1' 11.9 14.4 7.8
Predictions Hawk Inlet Entrance 58° 05.1' 134°46.6' 12.85 15.29 7.98
Revised: 14 October 2009