Swell Matrix:
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hide labels Wednesday, August 12 Thursday, August 13 Friday, August 14 Saturday, August 15 Sunday, August 16 Monday, August 17 Tuesday, August 18 Wednesday, August 19 Thursday, Aug 20
Hour: 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 0 1
Sea Height 1.15 ft 1.08 ft 1.08 ft 1.05 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.08 ft 1.21 ft 1.31 ft 1.38 ft 1.44 ft 1.48 ft 1.48 ft 1.51 ft 1.51 ft 1.54 ft 1.54 ft 1.54 ft 1.54 ft 1.54 ft 1.48 ft 1.44 ft 1.41 ft 1.34 ft 1.31 ft 1.28 ft 1.28 ft 1.31 ft 1.31 ft 1.38 ft 1.41 ft 1.48 ft 1.57 ft 1.71 ft 1.87 ft 1.97 ft 2.00 ft 1.97 ft 1.90 ft 1.80 ft 1.74 ft 1.67 ft 1.64 ft 1.64 ft 1.64 ft 1.64 ft 1.67 ft 1.67 ft 1.71 ft 1.74 ft 1.74 ft 1.74 ft 1.74 ft 1.74 ft 1.77 ft 1.84 ft 1.97 ft 2.16 ft 2.39 ft 2.49 ft 2.56 ft 2.56 ft 2.53 ft 2.49 ft 2.43 ft 2.33 ft 2.23 ft 2.13 ft 2.07 ft 1.97 ft 1.90 ft 1.87 ft 1.84 ft 1.84 ft 1.80 ft 1.80 ft 1.84 ft 1.87 ft 1.94 ft 2.03 ft 2.13 ft 2.20 ft 2.26 ft 2.30 ft 2.30 ft 2.30 ft 2.26 ft 2.26 ft 2.26 ft 2.26 ft 2.23 ft 2.20 ft 2.16 ft 2.10 ft 2.07 ft 2.00 ft 1.94 ft 1.90 ft 1.84 ft 1.80 ft 1.77 ft 1.74 ft 1.71 ft 1.71 ft 1.74 ft 1.77 ft 1.77 ft 1.84 ft 1.87 ft 1.90 ft 1.90 ft 1.90 ft 1.87 ft 1.84 ft 1.84 ft 1.84 ft 1.80 ft 1.80 ft 1.77 ft 1.74 ft 1.74 ft 1.71 ft 1.67 ft 1.67 ft 1.64 ft 1.64 ft 1.61 ft 1.64 ft 1.71 ft 1.74 ft 1.77 ft 1.80 ft 1.80 ft 1.84 ft 1.80 ft 1.80 ft 1.80 ft 1.80 ft 1.80 ft 1.84 ft 1.84 ft 1.87 ft 1.87 ft 1.87 ft 1.87 ft 1.87 ft 1.87 ft 1.87 ft 1.87 ft 1.90 ft 1.94 ft 2.03 ft 2.10 ft 2.13 ft 2.20 ft 2.36 ft 2.56 ft 2.76 ft 2.76 ft 2.72 ft 2.66 ft 2.56 ft 2.49 ft 2.43 ft 2.36 ft 2.30 ft 2.26 ft 2.20 ft 2.16 ft 2.13 ft 2.10 ft 2.10 ft 2.07 ft 2.10 ft 2.13 ft 2.16 ft 2.26 ft 2.36 ft 2.49 ft 2.66 ft 2.72 ft 2.72 ft 2.66 ft 2.59 ft 2.49 ft
Height 0.85 ft 0.85 ft 0.79 ft 0.52 ft 0.56 ft 0.59 ft 0.59 ft 0.56 ft 0.92 ft 0.72 ft 0.72 ft 0.72 ft 0.72 ft 0.75 ft 0.92 ft 0.95 ft 0.92 ft 0.95 ft 0.82 ft 0.79 ft 0.62 ft 0.62 ft 0.69 ft 0.72 ft 0.72 ft 0.92 ft 0.92 ft 0.92 ft 0.89 ft 0.89 ft 1.44 ft 1.41 ft 1.28 ft 1.38 ft 1.41 ft 1.38 ft 1.38 ft 1.38 ft 1.28 ft 1.28 ft 1.25 ft 1.21 ft 1.25 ft 1.18 ft 1.12 ft 1.08 ft 0.66 ft 1.08 ft 1.05 ft 1.12 ft 1.12 ft 1.12 ft 1.12 ft 1.08 ft 1.05 ft 1.02 ft 0.98 ft 1.64 ft 1.97 ft 2.16 ft 2.13 ft 2.03 ft 1.77 ft 1.90 ft 1.84 ft 1.77 ft 1.71 ft 1.64 ft 1.54 ft 1.51 ft 1.44 ft 1.38 ft 1.38 ft 1.31 ft 1.31 ft 1.34 ft 1.41 ft 1.48 ft 1.74 ft 1.94 ft 2.16 ft 2.26 ft 2.26 ft 2.20 ft 2.10 ft 1.97 ft
Period 8″ 8″ 8″ 8″ 8″ 8″ 7″ 7″ 6″ 7″ 7″ 7″ 7″ 7″ 6″ 5″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 9″ 9″ 9″ 9″ 9″ 9″ 7″ 7″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 2″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 3″ 4″ 4″ 4″ 4″ 5″ 4″ 4″ 4″ 5″ 5″ 5″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″
Direction ↖ 114° ↖ 114° ↖ 119° ↖ 117° ↖ 117° ↖ 119° ↖ 118° ↖ 118° ↖ 139° ↖ 117° ↖ 117° ↖ 117° ↖ 117° ↖ 117° ↖ 119° ↖ 119° ↖ 120° ↖ 119° ↖ 119° ↖ 120° ↖ 119° ↖ 121° ↖ 122° ↖ 121° ↖ 114° ↖ 115° ↖ 115° ↖ 115° ↖ 114° ↖ 114° ↖ 134° ↖ 134° ↖ 140° ↖ 141° ↖ 141° ↖ 142° ↖ 141° ↖ 141° ↖ 137° ↖ 136° ↖ 136° ↖ 136° ↖ 138° ↖ 138° ↖ 138° ↖ 138° ↖ 130° ↖ 143° ↖ 144° ↖ 142° ↖ 142° ↖ 142° ↖ 140° ↖ 139° ↖ 138° ↖ 138° ↖ 138° ↖ 135° ↖ 133° ↖ 134° ↖ 136° ↖ 138° ↖ 132° ↖ 138° ↖ 137° ↖ 135° ↖ 135° ↖ 136° ↖ 137° ↖ 138° ↖ 139° ↖ 141° ↖ 140° ↖ 141° ↖ 140° ↖ 139° ↖ 139° ↖ 140° ↖ 140° ↖ 142° ↖ 140° ↖ 138° ↖ 137° ↖ 136° ↖ 136° ↖ 135°
Height 0.62 ft 0.52 ft 0.56 ft 0.59 ft 0.56 ft 0.62 ft 0.49 ft 0.52 ft 0.49 ft 0.49 ft 0.59 ft 0.75 ft 0.75 ft 0.72 ft 0.72 ft 0.72 ft 0.72 ft 0.72 ft 0.72 ft 0.52 ft 0.49 ft 0.52 ft 0.56 ft 0.59 ft 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.59 ft 1.90 ft 1.84 ft 1.80 ft 1.77 ft 1.74 ft 0.95 ft 0.98 ft 1.74 ft 1.77 ft 1.77 ft 1.84 ft 1.38 ft 1.34 ft 1.28 ft 1.28 ft 1.28 ft 1.25 ft 1.25 ft 1.25 ft 1.28 ft 1.28 ft 1.28 ft 1.25 ft 1.28 ft 1.28 ft 1.64 ft 1.64 ft 1.61 ft 1.57 ft 1.57 ft 1.57 ft 1.51 ft 1.67 ft 1.71 ft 1.71 ft 1.71 ft 1.71 ft 1.71 ft 1.71 ft 1.71 ft 1.71 ft 1.21 ft 1.21 ft 1.18 ft 1.18 ft 1.21 ft 1.21 ft 1.21 ft 1.21 ft 1.25 ft 1.25 ft 1.57 ft 1.61 ft 1.64 ft 1.71 ft 1.71 ft 1.77 ft 1.15 ft 0.49 ft 0.66 ft 0.69 ft 0.59 ft 0.52 ft 0.52 ft 0.52 ft 0.56 ft
Period 2″ 2″ 6″ 6″ 6″ 6″ 7″ 7″ 7″ 7″ 6″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 1″ 1″ 1″ 1″ 1″ 2″ 2″ 2″ 2″ 2″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 2″ 2″ 2″ 2″ 2″ 9″ 9″ 9″
Direction ↖ 174° ↑ 177° ↖ 120° ↖ 118° ↖ 120° ↖ 114° ↖ 120° ↖ 120° ↖ 118° ↖ 118° ↖ 120° ↖ 117° ↖ 117° ↖ 120° ↖ 119° ↖ 118° ↖ 118° ↖ 119° ↖ 119° ↑ 178° ↗ 251° ↗ 250° ↗ 253° ↗ 255° ↗ 259° ↗ 259° ↗ 257° ↗ 253° ↗ 250° ↖ 130° ↖ 130° ↖ 129° ↖ 128° ↖ 128° ↖ 114° ↖ 114° ↖ 127° ↖ 126° ↖ 125° ↖ 126° ↖ 115° ↖ 114° ↖ 114° ↖ 114° ↖ 114° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 123° ↖ 122° ↖ 122° ↖ 121° ↖ 121° ↖ 121° ↖ 120° ↖ 123° ↖ 124° ↖ 125° ↖ 125° ↖ 125° ↖ 125° ↖ 125° ↖ 124° ↖ 124° ↖ 113° ↖ 114° ↖ 113° ↖ 113° ↖ 112° ↖ 112° ↖ 112° ↖ 113° ↖ 112° ↖ 112° ↖ 122° ↖ 121° ↖ 122° ↖ 123° ↖ 124° ↖ 124° ↖ 112° ↙ 34° ↙ 31° ↙ 33° ↙ 30° ↙ 32° ↙ 71° ↙ 71° ↙ 72°
Height 0.52 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.75 ft 0.62 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.62 ft 0.62 ft 0.62 ft 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.62 ft 0.98 ft 0.98 ft 1.02 ft 1.02 ft 1.02 ft 0.98 ft 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.92 ft 0.92 ft 0.92 ft 0.92 ft 0.89 ft 0.89 ft 0.89 ft 0.89 ft 0.85 ft 0.79 ft 0.79 ft 0.79 ft 0.69 ft 0.69 ft 0.66 ft 0.66 ft 0.69 ft 0.79 ft 0.79 ft 0.79 ft 0.75 ft 0.75 ft 0.75 ft 0.72 ft 0.72 ft 0.72 ft 0.72 ft 0.69 ft 0.59 ft 0.59 ft 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.59 ft 0.56 ft 0.56 ft 0.56 ft 0.59 ft 0.69 ft 0.66 ft 0.69 ft 0.72 ft 0.72 ft 0.75 ft 0.82 ft 0.85 ft 0.85 ft 0.49 ft 0.69 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 1.38 ft 1.48 ft 0.52 ft 0.52 ft 0.56 ft 0.59 ft 0.59 ft 0.62 ft 0.59 ft 0.59 ft 0.59 ft 0.82 ft 0.85 ft 0.89 ft 0.89 ft 0.85 ft 0.89 ft 0.62 ft 0.95 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 1.02 ft 1.08 ft 1.18 ft 1.15 ft 2.20 ft 1.21 ft 1.64 ft 1.61 ft 1.61 ft 1.64 ft 1.64 ft 1.64 ft 1.64 ft 1.64 ft 1.61 ft 1.61 ft 1.61 ft 1.61 ft 1.57 ft 1.61 ft 1.57 ft 1.61 ft 1.57 ft 1.54 ft 1.54 ft 1.54 ft 2.20 ft 1.48 ft 1.51 ft 1.44 ft 1.41 ft 1.41 ft 1.38 ft 1.38 ft 1.34 ft
Period 10″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 8″ 9″ 8″ 7″ 7″ 7″ 5″ 5″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″
Direction ↖ 115° ↖ 114° ↖ 114° ↖ 115° ↖ 115° ↖ 116° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 117° ↖ 117° ↖ 117° ↖ 117° ↖ 117° ↖ 116° ↖ 116° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 114° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 117° ↖ 117° ↖ 116° ↖ 117° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 115° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 116° ↖ 117° ↖ 117° ↖ 117° ↖ 118° ↖ 118° ↖ 118° ↖ 118° ↖ 118° ↖ 118° ↖ 117° ↖ 119° ↖ 115° ↖ 120° ↖ 121° ↖ 120° ↖ 120° ↖ 136° ↖ 145° ↖ 113° ↖ 113° ↖ 113° ↖ 114° ↖ 113° ↖ 114° ↖ 114° ↖ 114° ↖ 114° ↖ 112° ↖ 112° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 112° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 113° ↖ 121° ↖ 113° ↖ 112° ↖ 112° ↖ 112° ↖ 112° ↖ 112° ↖ 112° ↖ 112° ↖ 112° ↖ 112° ↖ 111° ↖ 111° ↖ 111° ↖ 111° ↖ 112° ↖ 112° ↖ 111° ↖ 111° ↖ 111° ↖ 111° ↖ 111° ↖ 126° ↖ 111° ↖ 111° ↖ 111° ↖ 111° ↖ 111° ↖ 111° ↖ 111° ↖ 111°
Height 0.89 ft 0.98 ft 1.05 ft 1.08 ft 1.12 ft 1.15 ft 1.18 ft 1.18 ft 1.21 ft 1.21 ft 1.18 ft 1.18 ft 1.15 ft 1.02 ft 0.95 ft 0.89 ft 0.89 ft 0.85 ft 0.82 ft 0.85 ft 0.89 ft 0.79 ft 1.02 ft 1.08 ft 1.21 ft 1.38 ft 1.57 ft 1.71 ft 1.77 ft 1.74 ft 1.67 ft 1.54 ft 1.48 ft 1.41 ft 1.38 ft 1.38 ft 1.38 ft 1.38 ft 1.38 ft 1.41 ft 1.51 ft 1.54 ft 1.57 ft 1.57 ft 1.54 ft 1.57 ft 1.57 ft 1.64 ft 1.80 ft 2.00 ft 2.26 ft 2.39 ft 2.43 ft 2.43 ft 2.43 ft 2.39 ft 2.30 ft 2.23 ft 2.13 ft 2.03 ft 1.94 ft 1.87 ft 1.80 ft 1.74 ft 1.74 ft 1.67 ft 1.74 ft 1.74 ft 1.48 ft 1.51 ft 1.80 ft 1.94 ft 1.80 ft 1.87 ft 1.97 ft 2.00 ft 2.07 ft 2.03 ft 1.94 ft 1.94 ft 1.90 ft 1.97 ft 1.94 ft 1.87 ft 1.84 ft 1.67 ft 0.89 ft 0.95 ft 0.95 ft 0.85 ft
Period 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 5″ 5″ 5″ 6″ 7″ 7″ 4″
Direction ↖ 151° ↖ 149° ↖ 146° ↖ 143° ↖ 140° ↖ 139° ↖ 138° ↖ 140° ↖ 143° ↖ 145° ↖ 142° ↖ 146° ↖ 148° ↖ 142° ↖ 143° ↖ 142° ↖ 150° ↖ 147° ↖ 146° ↖ 145° ↖ 145° ↖ 133° ↖ 144° ↖ 142° ↖ 141° ↖ 140° ↖ 141° ↖ 141° ↖ 140° ↖ 140° ↖ 140° ↖ 139° ↖ 138° ↖ 137° ↖ 137° ↖ 135° ↖ 135° ↖ 135° ↖ 134° ↖ 133° ↖ 135° ↖ 135° ↖ 135° ↖ 136° ↖ 136° ↖ 136° ↖ 137° ↖ 137° ↖ 136° ↖ 136° ↖ 136° ↖ 137° ↖ 138° ↖ 138° ↖ 138° ↖ 138° ↖ 138° ↖ 138° ↖ 138° ↖ 138° ↖ 138° ↖ 137° ↖ 136° ↖ 135° ↖ 135° ↖ 132° ↖ 135° ↖ 137° ↖ 148° ↖ 151° ↖ 143° ↖ 143° ↖ 150° ↖ 148° ↖ 144° ↖ 141° ↖ 138° ↖ 137° ↖ 134° ↖ 134° ↖ 134° ↖ 133° ↖ 133° ↖ 132° ↖ 132° ↖ 133° ↖ 119° ↖ 120° ↖ 119° ↖ 161°
Height
Period
Direction
Height
Period
Direction

How to use this site

Use the ≡ menu and the site name selector at the top of the screen to navigate the site and see different forecasts

Up to 6 individual swells are forecast every hour for the buoy site.
Overall sea height is the top row.
Following rows show height, period, and direction for each swell

Heights less than 1 are gray, heights greater than 5 are bold.

Wave periods colored by length. Longer periods equal larger breaking waves.

High and low tides are given above the sea height for select coastal sites.

A hindcast for the previous 12 hours are shown for comparison with current buoy data, available as the first link in the ≡ menu.

Learn more...