Swell Matrix:
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hide labels Saturday, July 20 Sunday, July 21 Monday, July 22 Tuesday, July 23 Wednesday, July 24 Thursday, July 25 Friday, July 26 Saturday, Jul 27
Hour: 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 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
Sea Height 1.34 ft 1.34 ft 1.38 ft 1.41 ft 1.44 ft 1.48 ft 1.51 ft 1.57 ft 1.61 ft 1.67 ft 1.74 ft 1.80 ft 1.87 ft 1.97 ft 2.03 ft 2.10 ft 2.10 ft 2.07 ft 2.03 ft 1.97 ft 1.90 ft 1.87 ft 1.80 ft 1.77 ft 1.74 ft 1.71 ft 1.67 ft 1.64 ft 1.64 ft 1.64 ft 1.67 ft 1.74 ft 1.77 ft 1.80 ft 1.84 ft 1.87 ft 1.90 ft 1.90 ft 1.90 ft 1.90 ft 1.87 ft 1.84 ft 1.80 ft 1.77 ft 1.74 ft 1.71 ft 1.71 ft 1.74 ft 1.74 ft 1.77 ft 1.77 ft 1.80 ft 1.77 ft 1.77 ft 1.77 ft 1.77 ft 1.77 ft 1.74 ft 1.74 ft 1.71 ft 1.71 ft 1.67 ft 1.67 ft 1.64 ft 1.64 ft 1.64 ft 1.67 ft 1.71 ft 1.74 ft 1.80 ft 1.90 ft 2.00 ft 2.13 ft 2.23 ft 2.26 ft 2.26 ft 2.26 ft 2.26 ft 2.23 ft 2.23 ft 2.26 ft 2.30 ft 2.33 ft 2.36 ft 2.36 ft 2.39 ft 2.43 ft 2.53 ft 2.69 ft 2.85 ft 2.92 ft 2.92 ft 2.79 ft 2.69 ft 2.62 ft 2.69 ft 2.72 ft 2.66 ft 2.53 ft 2.36 ft 2.26 ft 2.16 ft 2.10 ft 2.03 ft 1.97 ft 1.90 ft 1.87 ft 1.80 ft 1.74 ft 1.67 ft 1.64 ft 1.61 ft 1.57 ft 1.54 ft 1.54 ft 1.51 ft 1.51 ft 1.51 ft 1.48 ft 1.44 ft 1.41 ft 1.38 ft 1.34 ft 1.31 ft 1.28 ft 1.28 ft 1.25 ft 1.21 ft 1.21 ft 1.18 ft 1.18 ft 1.18 ft 1.15 ft 1.15 ft 1.12 ft 1.08 ft 1.08 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.08 ft 1.08 ft 1.08 ft 1.08 ft 1.12 ft 1.12 ft 1.15 ft 1.21 ft 1.31 ft 1.41 ft 1.48 ft 1.54 ft 1.57 ft 1.61 ft 1.61 ft 1.61 ft 1.57 ft 1.57 ft 1.57 ft 1.61 ft 1.61 ft 1.64 ft 1.64 ft 1.67 ft 1.67 ft 1.67 ft 1.67 ft 1.67 ft 1.67 ft 1.71 ft 1.71 ft 1.74 ft 1.77 ft 1.80 ft 1.84 ft 1.84 ft
Height 1.08 ft 1.08 ft 1.12 ft 1.15 ft 1.71 ft 1.80 ft 1.87 ft 1.90 ft 1.90 ft 1.90 ft 1.80 ft 1.74 ft 1.67 ft 1.61 ft 1.54 ft 1.34 ft 1.48 ft 1.51 ft 1.57 ft 1.61 ft 1.61 ft 1.61 ft 1.61 ft 1.57 ft 1.51 ft 1.48 ft 1.44 ft 1.41 ft 1.38 ft 1.38 ft 1.41 ft 1.44 ft 1.48 ft 1.44 ft 1.44 ft 1.44 ft 1.44 ft 1.38 ft 1.38 ft 1.41 ft 1.44 ft 1.41 ft 1.41 ft 1.38 ft 1.38 ft 1.34 ft 1.34 ft 1.34 ft 1.34 ft 1.31 ft 1.34 ft 1.44 ft 1.51 ft 1.57 ft 1.71 ft 1.84 ft 1.54 ft 1.51 ft 0.49 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.62 ft 0.62 ft 0.59 ft 0.62 ft 0.62 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.49 ft 0.52 ft 0.56 ft 0.59 ft 0.66 ft 0.69 ft 0.59 ft 0.52 ft 0.62 ft
Period 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 2″ 9″ 9″ 9″ 9″ 9″ 9″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 6″ 6″
Direction ↖ 113° ↖ 113° ↖ 113° ↖ 114° ↖ 118° ↖ 117° ↖ 116° ↖ 115° ↖ 116° ↖ 116° ↖ 117° ↖ 117° ↖ 118° ↖ 118° ↖ 119° ↖ 122° ↖ 119° ↖ 119° ↖ 119° ↖ 120° ↖ 121° ↖ 122° ↖ 123° ↖ 122° ↖ 122° ↖ 121° ↖ 121° ↖ 120° ↖ 119° ↖ 118° ↖ 116° ↖ 114° ↖ 112° ↖ 106° ↖ 105° ↖ 103° ↖ 102° ← 96° ← 95° ← 95° ← 97° ← 96° ← 95° ← 94° ← 94° ← 93° ← 93° ← 93° ← 93° ← 90° ← 90° ← 93° ← 94° ← 96° ↖ 100° ↖ 103° ← 89° ← 88° ↗ 234° ← 84° ← 83° ← 83° ← 83° ← 83° ← 84° ← 83° ← 83° ← 83° ← 83° ← 83° ← 83° ← 83° ← 83° ← 83° ↙ 14° ↙ 14° ↙ 14° ↙ 14° ↙ 14° ↙ 16° ↙ 15° ↙ 20° ↙ 20°
Height 0.75 ft 0.75 ft 0.75 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.79 ft 0.79 ft 0.82 ft 0.82 ft 0.82 ft 0.85 ft 0.89 ft 0.92 ft 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 1.02 ft 1.02 ft 0.98 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.92 ft 0.95 ft 0.92 ft 0.92 ft 0.92 ft 0.92 ft 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.98 ft 1.02 ft 1.05 ft 1.08 ft 1.15 ft 1.21 ft 1.94 ft 1.90 ft 1.87 ft 1.84 ft 1.80 ft 1.77 ft 1.77 ft 1.74 ft 1.71 ft 1.71 ft 1.67 ft 1.61 ft 1.61 ft 1.54 ft 1.54 ft 1.57 ft 1.51 ft 1.54 ft 1.57 ft 1.48 ft 1.48 ft 1.41 ft 1.41 ft 1.44 ft 1.44 ft 1.48 ft 1.57 ft 1.57 ft 1.57 ft 1.57 ft 1.44 ft 1.38 ft 1.34 ft 1.31 ft 1.28 ft 1.28 ft 1.25 ft 1.21 ft 1.15 ft 1.15 ft 1.12 ft 1.08 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.02 ft 1.15 ft 1.15 ft 1.15 ft 1.12 ft 1.12 ft 1.12 ft 1.08 ft 1.08 ft 1.08 ft 1.08 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 0.95 ft 0.95 ft 0.92 ft 0.92 ft 0.98 ft 0.98 ft 0.98 ft 0.95 ft 0.95 ft 0.85 ft 0.82 ft 0.82 ft 0.82 ft 0.82 ft 0.82 ft 0.82 ft 0.79 ft 0.89 ft 0.89 ft 0.85 ft 0.85 ft 0.69 ft 0.69 ft 0.69 ft 0.69 ft 0.72 ft 0.72 ft 0.82 ft 0.82 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.75 ft 0.75 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 0.72 ft 0.72 ft 0.69 ft 0.69 ft 0.69 ft 0.69 ft 0.69 ft 0.66 ft
Period 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″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 7″ 7″ 7″ 7″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 7″ 7″ 6″ 6″ 6″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 8″ 8″ 8″ 8″ 8″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″
Direction ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 89° ← 90° ← 90° ← 89° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 89° ← 90° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 86° ← 86° ← 87° ← 86° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 86° ← 87° ← 87° ← 87° ← 87° ← 87° ← 86° ← 87° ← 87° ← 87° ← 87° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 89° ← 89° ← 90° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 87° ← 87° ← 87° ← 86° ← 86° ← 86° ← 85° ← 85° ← 85° ← 85° ← 85° ← 85° ← 85° ← 85° ← 86° ← 86° ← 86° ← 87° ← 85° ← 85° ← 85° ← 85° ← 85° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 86° ← 86° ← 86° ← 86° ← 87° ← 87° ← 87° ← 88° ← 87° ← 87° ← 86° ← 86° ← 86° ← 86° ← 86° ← 86° ← 86° ← 86° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 87° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88°
Height 0.85 ft 0.92 ft 0.92 ft 1.02 ft 1.05 ft 1.05 ft 1.08 ft 1.12 ft 1.12 ft 1.08 ft 1.05 ft 1.02 ft 0.98 ft 0.98 ft 1.05 ft 1.08 ft 1.12 ft 1.08 ft 1.18 ft 1.21 ft 1.25 ft 1.25 ft 1.28 ft 1.31 ft 1.38 ft 1.44 ft 1.54 ft 1.61 ft 1.67 ft 1.74 ft 1.84 ft 1.97 ft 2.20 ft 2.39 ft 2.46 ft 2.46 ft 2.36 ft 2.16 ft 2.16 ft 2.23 ft 2.33 ft 2.26 ft 2.07 ft 1.84 ft 1.74 ft 1.51 ft 1.38 ft 1.28 ft 1.21 ft 1.15 ft 1.12 ft 1.08 ft 1.02 ft 0.95 ft 0.92 ft 0.89 ft 0.85 ft 0.85 ft 0.82 ft 0.85 ft 0.89 ft 0.89 ft 0.89 ft 0.85 ft 0.79 ft 0.75 ft 0.69 ft 0.62 ft 0.59 ft 0.56 ft 0.52 ft 0.49 ft 0.56 ft 0.92 ft 0.98 ft 1.05 ft 1.08 ft 1.12 ft 1.15 ft 1.15 ft 1.18 ft 1.18 ft 1.18 ft 1.18 ft 1.18 ft 1.21 ft 1.21 ft 1.25 ft 1.25 ft 1.28 ft 1.28 ft 1.31 ft 1.31 ft 1.31 ft 1.34 ft 1.34 ft 1.34 ft 1.34 ft 1.38 ft 1.38 ft
Period 3″ 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″ 5″ 5″ 5″ 5″ 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″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″
Direction ← 89° ← 91° ← 91° ← 93° ← 93° ← 92° ← 91° ← 91° ↖ 142° ↖ 142° ↖ 142° ↖ 142° ↖ 143° ↖ 142° ↖ 141° ↖ 142° ↖ 142° ↖ 143° ↖ 142° ↖ 142° ↖ 140° ↖ 141° ↖ 141° ↖ 140° ↖ 140° ↖ 140° ↖ 140° ↖ 141° ↖ 142° ↖ 143° ↖ 143° ↖ 143° ↖ 142° ↖ 141° ↖ 143° ↖ 142° ↖ 142° ↖ 145° ↖ 144° ↖ 145° ↖ 144° ↖ 143° ↖ 144° ↖ 138° ↖ 143° ↖ 146° ↖ 145° ↖ 145° ↖ 146° ↖ 145° ↖ 145° ↖ 145° ↖ 145° ↖ 145° ↖ 144° ↖ 144° ↖ 143° ↖ 142° ↖ 142° ↖ 142° ↖ 141° ↖ 141° ↖ 141° ↖ 141° ↖ 142° ↖ 145° ↖ 145° ↖ 145° ↖ 146° ↖ 147° ↖ 148° ↖ 148° ↙ 15° ↙ 18° ↙ 18° ↙ 18° ↙ 19° ↙ 19° ↙ 19° ↙ 20° ↙ 20° ↙ 21° ↙ 22° ↙ 22° ↙ 23° ↙ 24° ↙ 24° ↙ 25° ↙ 25° ↙ 25° ↙ 26° ↙ 26° ↙ 26° ↙ 26° ↙ 26° ↙ 26° ↙ 26° ↙ 27° ↙ 27° ↙ 27°
Height 0.82 ft 0.82 ft 0.89 ft 0.92 ft 0.95 ft 1.05 ft 1.12 ft 1.15 ft 0.98 ft 0.92 ft 0.89 ft 0.85 ft 0.85 ft 0.82 ft 0.79 ft 0.89 ft 0.92 ft 0.66 ft 0.79 ft 0.79 ft 0.82 ft 0.79 ft 0.79 ft 0.75 ft 0.75 ft 0.72 ft 0.72 ft 0.75 ft 0.79 ft 0.82 ft 0.82 ft 0.82 ft 0.82 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.82 ft 0.85 ft 0.92 ft 0.98 ft 1.02 ft 1.02 ft
Period 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 4″ 4″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″
Direction ↖ 143° ↖ 146° ↖ 145° ↖ 146° ↖ 146° ↖ 144° ↖ 143° ↖ 144° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 88° ← 88° ↙ 80° ← 92° ← 96° ↖ 100° ↖ 105° ↖ 110° ↖ 115° ↖ 119° ↖ 124° ↖ 127° ↖ 130° ↖ 132° ↖ 132° ↖ 131° ↖ 131° ↖ 131° ↖ 132° ↖ 132° ↖ 133° ↖ 134° ↖ 134° ↖ 134° ↖ 133° ↖ 132° ↖ 132° ↖ 132° ↖ 131°
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...