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Tidal Station Locations and Ranges
Baranof Island, west coast Mean Spring Mean Tide 
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Dorothy Cove, Necker Bay 56° 43.3' 135°04.5' 7.48 9.61 5.12
Predictions Golf Island, Necker Island 56° 47.2' 135°23.5' 7.53 9.70 5.18
Sitka Sound
Predictions Symonds Bay, Biorka Island 56° 51' 135°31' 7.6 9.8 5.2
Predictions SITKA 57° 03.1' 135°20.5' 7.70 9.94 5.31
Predictions Olga Point, Olga Strait 57° 14' 135°32' 7.7 9.9 5.3
Salisbury Sound and Peril Strait Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Klokachef Island 57° 25' 135°53' 7.5 9.9 5.2
Predictions Scraggy Point 57° 20' 135°43' 7.5 9.8 5.2
Predictions Scraggy Island 57° 20.4' 135°42.4' 7.62 9.97 5.31
Predictions Haley Anchorage, Fish Bay 57° 22' 135°37' 7.8 10.1 5.4
Predictions Serguis Narrows 57° 24.6' 135°37.6' 10.62 13.04 6.86
Predictions Bear Bay 57° 25' 135°35' 11.2 13.6 7.2
Predictions Povorotni Island, Pogibshi Point 57° 31' 135°33' 12.5 14.9 7.7
Predictions Nismeni Cove 57° 34' 135°25' 12.5 15.0 7.7
Predictions Point Elizabeth 57° 31' 135°17' 12.1 14.7 7.6
Predictions Lindenburg Head 57° 27' 135°2' 11.9 14.5 7.5
Predictions Fairway Island 57° 27' 134°53' 11.6 14.2 7.4
Chichagof Island, west coast Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Falcon Arm, Slocum Arm 57° 33' 135°56' 8.1 10.2 5.6
Predictions Elbow Passage, Klag Bay 57° 37' 136°5' 8.4 10.7 5.7
Predictions Kimshan Cove, Ogden Passage 57° 41' 136°6' 7.8 10.1 5.4
Lisianski Strait and Inlet
Predictions Canoe Cove, North Pass 57° 51' 136°25' 7.9 10.1 5.2
Predictions Miner Island 58° 1' 136°20' 8.1 10.4 5.5
Yakobi Island, outer coast
Predictions Takanis Bay 57° 55' 136°31' 7.6 10.1 5.3
Predictions Surge Bay 58° 1' 136°32' 7.5 9.9 5.1
Cross Sound Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Elfin Cove, Port Althorp 58° 11.6' 136°20.5' 8.65 11.03 5.80
Predictions Inian Cove, North Inian Pass 58° 16' 136°20' 9.2 11.5 6.0
Icy Strait Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Mud Bay, Goose Island 58° 13' 136°2' 10.6 12.9 6.7
Predictions Point Adolphus 58° 17' 135°47' 12.0 14.5 7.5
Predictions Flynn Cove 58° 12' 135°35' 12.4 15.0 7.7
Predictions Excursion Inlet Entrance 58° 25.0' 135°26.8' 12.44 14.88 7.76
Predictions Excursion Inlet 58° 30' 135°29' 12.4 14.8 7.8
Predictions Hoonah Harbor, Port Frederick 58° 8' 135°28' 12.4 14.8 7.7
Predictions Swanson Harbor 58° 13' 135°8' 12.6 15.1 7.9
Glacier Bay
Predictions Bartlett Cove 58° 27' 135°53' 12.1 14.6 7.7
Predictions Willoughby Island 58° 36' 136°7' 13.4 16.0 8.4
Predictions Muir Inlet 58° 55' 136°7' 13.9 16.5 8.6
Predictions Composite Island 58° 53' 136°34' 13.9 16.5 8.6
Gulf of Alaska Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Graves Harbor 58° 16' 136°41' 7.6 10.0 5.3
Predictions Dixon Harbor 58° 23' 136°52' 7.6 9.9 5.2
Predictions Lituya Bay, 2 miles inside entrance 58° 37' 137°37' 7.5 9.7 5.0
Predictions Yakutat, Yakutat Bay 59° 32.9' 139°44.1' 7.82 10.07 5.30
Predictions Johnstone Passage, Yakutat Bay 59° 35' 139°42' 7.8 10.0 5.3
Predictions Redfield Cove, Yakutat Bay 59° 37' 139°35' 7.8 10.0 5.2
Predictions Point Latouche, Yakutat Bay 59° 54' 139°38' 7.8 10.0 5.2
Predictions Icy Bay 59° 53' 141°28' 7.6 9.9 5.2
Predictions Tyndall Glacier, Icy Bay 60° 5' 141°16' 7.5 9.7 5.1
Predictions Wingham Island, Controller Bay 60° 3' 144°24' 7.7 10.1 5.2
Copper River Delta
Predictions Pete Dahl Slough 60° 23' 145°24' 7.7 10.0 5.3
Predictions Eyak River entrance 60° 28' 145°40' 8.6 10.8 5.7
Predictions Middleton Island (north end) 59° 28' 146°19' 8.0 10.3 5.4
Prince William Sound Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Orca Inlet
Predictions Shag Rock 60° 28' 145°59' 9.1 11.4 6.0
Predictions Gravel Point 60° 28' 145°58' 10.0 12.3 6.5
Predictions CORDOVA 60° 33.5' 145°45.2' 10.17 12.59 6.59
Predictions Orca 60° 35' 145°43' 9.9 12.4 6.4
Predictions Windy Bay, Hawkins Island 60° 34' 145°58' 9.6 12.1 6.3
Predictions Comfort Cove, Port Gravina 60° 43' 146°5' 9.5 11.8 6.2
Hinchinbrook Island
Predictions Johnstone Point 60° 29' 146°37' 9.4 11.8 6.1
Predictions Port Etches 60° 20' 146°33' 9.0 11.2 5.8
Predictions Cape Hinchinbrook 60° 14.3' 146°38.8' 8.86 11.24 5.90
Montague Island
Predictions Wooded Islands 59° 52.5' 147°24.2' 7.90 10.24 5.39
Predictions Patton Bay 59° 54' 147°26' 7.9 10.2 5.3
Predictions Macleod Harbor 59° 53' 147°46' 8.8 11.0 5.8
Predictions Hanning Bay 59° 57' 147°41' 9.2 11.5 6.0
Predictions 5 miles NE of Point Brazil 59° 01.5' 147°35.5' 9.14 11.51 6.02
Predictions Perch Point 60° 07.6' 147°23.7' 9.31 11.72 6.08
Predictions Port Chalmers 60° 14.5' 147°14.9' 9.53 11.91 6.22
Predictions Gibbon Anchorage, Green Island 60° 16' 147°26' 9.5 11.5 6.1
Predictions Latouche, Latouche Island 60° 3' 147°54' 9.1 11.5 6.0
Predictions Guguak 60° 06.0' 148°02.2' 9.19 11.57 6.04
Predictions Sawmill Bay, Evans Island 60° 3' 148°4' 8.9 11.3 5.9
Predictions Point Elrington, Elrington Island 59° 56.3' 148°13.6' 8.44 10.83 5.64
Knight Island
Predictions Point Helen 60° 09.2' 147°47.0' 9.17 11.55 6.04
Predictions Snug Harbor 60° 15.0' 147°43.0' 9.17 11.54 6.06
Predictions Port Audrey 60° 20' 147°46' 9.6 12.1 6.4
Predictions Herring Point 60° 28.5' 147°47.5' 9.55 11.95 6.26
Predictions Smith Island 60° 32' 147°19' 9.4 11.8 6.1
Predictions Snug Corner Cove, Port Fidalgo 60° 44' 146°39' 9.5 12.0 6.2
Predictions Landlocked Bay, Port Fidalgo 60° 51' 146°32' 9.5 11.9 6.1
Valdez Arm
Predictions Busby Island 60° 53.9' 146°46.9' 9.54 11.89 6.25
Predictions Rocky Point 60° 56.8' 146°45.3' 9.60 12.10 6.30
Predictions Jack Bay 61° 02.4' 146°36.9' 9.63 12.10 6.30
Predictions VALDEZ, Port Valdez 61° 07.5' 146°21.7' 9.70 12.15 6.36
Predictions Jackson Cove, Glacier Island 60° 53' 147°14' 9.5 11.9 6.2
Predictions Naked Island, McPherson Passage 60° 40' 147°24' 9.5 11.8 6.1
Predictions Kings Bay, Port Nellie Juan 60° 32' 148°28' 9.5 11.9 6.2
Predictions Culross Bay, Wells Passage 60° 44' 148°11' 9.7 12.1 6.3
Predictions Long Bay Entrance, Culross Passage 60° 42' 148°16' 9.3 11.6 6.1
Predictions Whittier, Passage Canal 60° 47' 148°40' 9.8 12.3 6.4
Predictions Applegate Island 60° 38' 148°10' 9.5 11.9 6.2
Predictions Eshamy Bay, Knight Island Passage 60° 27' 147°59' 9.7 12.1 6.4
Predictions Eshamy Lagoon 60° 27.7' 147°02.7' 9.11 11.51 6.06
Predictions Chenega Island, Dangerous Passage 60° 20' 148°9' 9.2 11.6 6.1
Predictions Chenega Island, southwest end 60° 17.2' 148°07.2' 9.37 11.71 6.14
Predictions Bainbridge Point, Bainbridge Island 60° 11.8' 148°02.5' 9.36 11.79 6.16
Predictions Hogg Bay, Port Bainbridge 60° 4' 148°12' 8.3 10.6 5.5
Kenai Peninsula, outer coast Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Day Harbor 60° 1' 149°3' 8.2 10.5 5.5
Predictions Seward, Resurrection Bay 60° 07.2' 149°25.6' 8.33 10.62 5.55
Predictions Aialik Bay, North end 59° 57.2' 149°42.9' 8.38 10.62 5.53
Predictions Aialik Sill, Aialik Bay 59° 53.1' 149°43.1' 8.38 10.65 5.55
Predictions Bear Cove, Aialik Peninsula 59° 48.1' 149°36.9' 8.34 10.57 5.51
Predictions Agnes Cove, Aialik Peninsula 59° 46.4' 149°35.3' 8.39 10.69 5.57
Predictions Camp Cove, Aialik Bay 59° 41.6' 149°44.9' 8.40 10.66 5.57
Predictions Crater Bay, Harris Bay 59° 42.8' 149°47.2' 8.49 10.72 5.56
Predictions Upper Northwestern Fiord, Harris Bay 59° 47.4' 150°01.9' 8.59 10.84 5.65
Predictions Two Arm Bay, Harris Bay 59° 40' 150°6' 8.7 11.0 5.7
Predictions Chance Cove (Lagoon) 59° 29' 150°19' 8.7 11.0 5.7
Predictions Beauty Bay, Nuka Bay 59° 31' 150°38' 9.1 11.4 5.9
Predictions Nuka Passage 59° 24' 150°40' 9.2 11.5 6.0
Predictions Takoma Cove, Port Dick 59° 15' 150°59' 9.8 12.1 6.3
Predictions Picnic Harbor, Rocky Bay 59° 15' 151°26' 10.5 12.7 6.6
Cook Inlet Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Ushagat Island, Barren Islands 58° 57' 152°16' 11.4 13.7 7.2
Predictions Port Chatham 59° 13' 151°44' 11.9 14.3 7.5
Predictions Port Graham 59° 21' 151°49' 14.5 16.9 8.9
Predictions Tutka Bay,Kachemak Bay 59° 26' 151°21' 15.7 18.1 9.5
Predictions SELDOVIA, Kachemak Bay 59° 26.4' 151°43.2' 15.54 18.04 9.46
Predictions Sadie Cove, Kachemak Bay 59° 29' 151°22' 15.6 18.0 9.4
Predictions Halibut Cove, Kachemak Bay 59° 36' 151°13' 16.2 18.7 9.7
Predictions Homer, Kachemak Bay 59° 36.2' 151°25.2' 15.83 18.32 9.57
Predictions Bear Cove, Kachemak Bay 59° 44' 151°1' 16.0 18.4 9.6
Predictions Anchor Point 59° 46' 151°53' 15.9 18.3 9.6
Predictions Cape Ninilchik 60° 1' 151°43' 16.5 19.1 10.1
Predictions Ninilchik 60° 3' 151°40' 16.7 19.1 10.0
Predictions Kenai River entrance 60° 33' 151°17' 17.7 20.7 11.0
Predictions Kenai City Pier 60° 33' 151°14' 17.5 19.8 10.4
Predictions NIKISKI 60° 41.0' 151°23.9' 17.63 20.42 10.86
Predictions East Foreland 60° 43' 151°25' 18.0 21.0 11.2
Predictions Fire Island 61° 10.4' 150°12.2' 23.97 26.91 14.20
Predictions ANCHORAGE, Knik Arm 61° 14.3' 149°53.4' 26.19 29.16 15.34
Predictions Port Mackenzie 61° 16.1' 149°55.0' 26.15 29.10 15.30
Predictions Drift River Terminal 60° 34' 152°8' 15.4 18.1 9.7
Predictions Tuxedni Channel 60° 9' 152°38' 14.0 16.6 8.9
Predictions Snug Harbor 60° 6' 152°34' 13.2 15.7 8.3
Predictions Oil Bay, Kamishak Bay 59° 38' 153°16' 12.6 13.9 7.3
Predictions Iliamna Bay 59° 37' 153°35' 12.3 14.5 7.5
Predictions Nordyke Island, Kamishak Bay 59° 11' 154°5' 12.9 15.2 8.0
Kodiak and Afognak Islands Mean Spring Mean Tide
Range Range Level
Predictions Station Latitude Longitude (ft) (ft) (ft)
Predictions Andreon Bay, Shuyak Island 58° 31' 152°25' 9.0 11.3 5.9
Predictions Perenosa Bay 58° 21' 152°27' 9.0 11.3 5.9
Predictions Seal Bay 58° 22' 152°15' 8.9 11.2 5.8
Predictions Tonki Bay 58° 19' 152°4' 8.9 11.2 5.8
Predictions Marmot Island, Marmot Strait 58° 14' 151°52' 7.7 9.8 4.9
Predictions Izhut Bay 58° 13' 152°19' 6.9 8.9 4.5
Predictions Kazakof Bay, Marmot Bay 58° 8' 152°34' 7.2 9.4 4.9
Predictions Fox Bay, Whale Island 57° 59' 152°45' 7.8 10.0 5.2
Predictions Kizhuyak Bay 57° 49' 152°54' 7.6 9.6 4.9
Predictions Kizhuyak Point 57° 54' 152°39' 7.3 9.4 4.8
Predictions Ouzinkie, Spruce Island 57° 55' 152°30' 7.0 9.1 4.6
Predictions Spruce Island (north side) 57° 56' 152°26' 7.1 9.2 4.7
Predictions Kodiak, Port of Kodiak 57° 47.0' 152°25.7' 6.78 8.76 4.48
Predictions Kodiak, St. Paul Harbor 57° 44.7' 152°29.0' 6.67 8.65 4.45
Predictions KODIAK, Womens Bay 57° 43.9' 152°30.7' 6.78 8.78 4.49
Predictions Ugak Bay (Saltery Cove) 57° 29' 152°44' 6.6 8.4 4.3
Predictions Port Hobron, Sitkalidak Island 57° 10' 153°9' 6.4 8.3 4.4
Predictions Three Saints Bay 57° 7' 153°31' 6.5 8.3 4.4
Predictions Jap Bay 56° 58' 153°42' 6.4 8.2 4.4
Predictions Sitkinak Lagoon 56° 30' 154°8' 5.6 7.5 4.1
Predictions Alitak, Lazy Bay 56° 53.9' 154°14.8' 9.25 11.63 6.20
Predictions Moser Bay (Trap Point) 57° 0' 154°9' 9.3 11.6 6.2
Predictions Olga Bay (A. P. A. Cannery) 57° 10' 154°14' 1.0 1.4 0.6
Uyak Bay
Predictions Uyak 57° 38.1' 154°00.4' 11.26 13.78 7.28
Predictions Larsen Bay 57° 32' 154°0' 11.2 13.7 7.2
Predictions Mining Camp 57° 28' 153°49' 11.5 13.9 7.3
Predictions Zachar Bay 57° 33' 153°44' 11.3 13.8 7.3
Uganik Bay
Predictions Village Islands 57° 47' 153°33' 11.7 14.4 7.5
Predictions Northeast Arm 57° 44' 153°20' 11.4 13.9 7.3
Predictions Uganik Passage 57° 48' 153°18' 11.9 14.6 7.6
Predictions Viekoda Bay 57° 54' 153°10' 11.8 14.4 7.6
Kupreanof Strait
Predictions Onion Bay 58° 3' 153°14' 11.8 14.4 7.6
Predictions Dry Spruce Island 57° 57' 153°2' 11.4 13.9 7.4
Predictions Nachalni Island 57° 59' 152°56' 11.2 13.6 7.2
Predictions Uzkosti Point 57° 56' 152°49' 8.8 11.6 6.2
Predictions Dolphin Point, Raspberry Strait 58° 7' 153°9' 11.5 14.0 7.3
Predictions Malina Bay, Shelikof Strait 58° 11' 152°57' 12.0 14.5 7.7
Predictions Redfox Bay, Shuyak Strait 58° 27' 152°36' 11.3 13.7 7.2
Shuyak Island
Predictions Big Bay 58° 33' 152°37' 11.5 13.9 7.3
Predictions Carry Inlet 58° 35' 152°31' 10.7 13.1 6.9
Revised: 3 November 2008