Swell Matrix:
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hide labels Monday, December 10 Tuesday, December 11 Wednesday, December 12 Thursday, December 13 Friday, December 14 Saturday, December 15 Sunday, December 16 Monday, December 17
Hour: 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 20 21 22
Sea Height 6.82 ft 6.76 ft 6.69 ft 6.63 ft 6.56 ft 6.49 ft 6.43 ft 6.36 ft 6.33 ft 6.26 ft 6.20 ft 6.17 ft 6.10 ft 6.07 ft 6.00 ft 5.97 ft 5.94 ft 5.90 ft 5.87 ft 5.81 ft 5.74 ft 5.67 ft 5.61 ft 5.54 ft 5.48 ft 5.41 ft 5.35 ft 5.28 ft 5.22 ft 5.18 ft 5.12 ft 5.05 ft 5.02 ft 4.95 ft 4.92 ft 4.89 ft 4.82 ft 4.79 ft 4.76 ft 4.72 ft 4.72 ft 4.69 ft 4.66 ft 4.62 ft 4.56 ft 4.49 ft 4.43 ft 4.36 ft 4.30 ft 4.23 ft 4.13 ft 4.07 ft 4.00 ft 3.90 ft 3.84 ft 3.74 ft 3.67 ft 3.61 ft 3.54 ft 3.48 ft 3.41 ft 3.35 ft 3.28 ft 3.25 ft 3.21 ft 3.21 ft 3.21 ft 3.28 ft 3.31 ft 3.35 ft 3.35 ft 3.31 ft 3.25 ft 3.21 ft 3.18 ft 3.12 ft 3.08 ft 3.02 ft 2.98 ft 3.02 ft 3.12 ft 3.28 ft 3.51 ft 3.84 ft 4.20 ft 4.56 ft 4.99 ft 5.31 ft 5.51 ft 5.67 ft 5.77 ft 5.90 ft 6.04 ft 6.13 ft 6.17 ft 6.17 ft 5.90 ft 5.51 ft 5.12 ft 4.82 ft 4.59 ft 4.46 ft 4.36 ft 4.33 ft 4.33 ft 4.36 ft 4.43 ft 4.56 ft 4.76 ft 5.02 ft 5.31 ft 5.61 ft 5.90 ft 6.23 ft 6.46 ft 6.63 ft 6.76 ft 6.79 ft 6.69 ft 6.56 ft 6.46 ft 6.40 ft 6.36 ft 6.40 ft 6.49 ft 6.59 ft 6.69 ft 6.72 ft 6.72 ft 6.79 ft 6.92 ft 7.15 ft 7.35 ft 7.51 ft 7.68 ft 7.81 ft 7.90 ft 7.97 ft 7.94 ft 7.84 ft 7.71 ft 7.58 ft 7.45 ft 7.31 ft 7.15 ft 7.02 ft 6.86 ft 6.72 ft 6.56 ft 6.43 ft 6.30 ft 6.20 ft 6.10 ft 6.04 ft 5.97 ft 5.94 ft 5.90 ft 5.94 ft 6.00 ft 6.13 ft 6.33 ft 6.56 ft 6.79 ft 6.92 ft 6.99 ft 7.02 ft 6.99 ft 6.95 ft 6.92 ft 6.86 ft 6.79 ft 6.72 ft 6.66 ft 6.59 ft 6.56 ft 6.59 ft 6.63 ft 6.76 ft 6.95 ft 7.22 ft 7.48 ft 7.64 ft 7.84 ft 8.20 ft 8.76 ft 9.51 ft 10.14 ft 10.59 ft 10.86 ft
Height 6.76 ft 6.72 ft 6.69 ft 6.56 ft 6.53 ft 6.46 ft 6.40 ft 6.33 ft 6.30 ft 6.23 ft 6.20 ft 6.13 ft 6.10 ft 6.07 ft 6.00 ft 5.97 ft 5.94 ft 5.90 ft 5.87 ft 5.81 ft 5.74 ft 5.67 ft 5.61 ft 5.54 ft 5.48 ft 5.41 ft 5.35 ft 5.28 ft 5.22 ft 5.15 ft 5.12 ft 5.05 ft 4.99 ft 4.95 ft 4.92 ft 4.85 ft 4.82 ft 4.79 ft 4.76 ft 4.72 ft 4.72 ft 4.69 ft 4.66 ft 4.62 ft 4.56 ft 4.49 ft 4.43 ft 4.36 ft 4.30 ft 4.23 ft 4.13 ft 4.07 ft 3.51 ft 3.44 ft 3.35 ft 3.28 ft 3.12 ft 3.12 ft 2.92 ft 2.92 ft 2.85 ft 2.66 ft 2.59 ft 2.53 ft 2.49 ft 2.43 ft 2.36 ft 2.30 ft 2.23 ft 2.13 ft 2.07 ft 2.03 ft 2.00 ft 1.94 ft 1.90 ft 1.87 ft 1.84 ft 1.84 ft 1.80 ft 1.77 ft 1.74 ft 1.67 ft 1.61 ft 1.61 ft 1.54 ft 1.51 ft 1.41 ft 1.21 ft 1.02 ft 0.49 ft 0.52 ft 0.59 ft 0.62 ft 0.75 ft 0.79 ft 0.79 ft 0.82 ft 0.85 ft 0.92 ft 0.95 ft 1.02 ft 1.12 ft 1.15 ft 1.21 ft 1.25 ft 1.31 ft 1.34 ft 1.38 ft 1.41 ft 1.48 ft 1.51 ft 1.54 ft 1.57 ft 1.61 ft 1.61 ft 1.61 ft 1.64 ft 1.67 ft 1.64 ft 1.64 ft 1.64 ft 1.67 ft 1.67 ft 1.67 ft 1.67 ft 1.61 ft 1.54 ft 1.54 ft 1.54 ft 1.57 ft 1.61 ft 1.57 ft 1.48 ft 1.48 ft 1.38 ft 1.41 ft 1.15 ft 1.08 ft 1.05 ft 1.05 ft 0.98 ft 0.56 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft
Period 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″ 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″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 12″ 12″ 12″ 12″ 12″ 12″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 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″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 11″ 11″ 11″ 11″ 11″ 11″
Direction ← 81° ← 81° ← 82° ↙ 80° ↙ 80° ↙ 80° ↙ 80° ↙ 80° ↙ 80° ↙ 79° ↙ 79° ↙ 79° ↙ 79° ↙ 79° ↙ 79° ↙ 78° ↙ 78° ↙ 78° ↙ 78° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 76° ↙ 76° ↙ 77° ↙ 77° ↙ 77° ↙ 76° ↙ 76° ↙ 76° ← 87° ← 87° ← 87° ← 87° ← 89° ← 87° ← 90° ← 89° ← 89° ← 91° ← 91° ← 91° ← 91° ← 91° ← 90° ← 90° ← 90° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ← 92° ← 92° ← 90° ↖ 100° ← 99° ↖ 100° ↖ 100° ← 98° ← 99° ↖ 100° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 102° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 102° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 102° ↖ 102° ↖ 102° ↖ 101° ↖ 102° ↖ 102° ↖ 102° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 102° ↖ 102° ↖ 102° ↖ 102° ↖ 101° ↖ 102° ↖ 102° ↖ 102° ↖ 102° ↖ 101° ↖ 105° ↖ 103° ↖ 103° ↖ 103° ↖ 103° ↙ 44° ↙ 42° ↙ 43° ↙ 44° ↙ 44° ↙ 43°
Height 0.85 ft 0.75 ft 0.85 ft 0.82 ft 0.79 ft 0.62 ft 0.59 ft 0.59 ft 0.56 ft 0.52 ft 0.52 ft 1.87 ft 1.84 ft 1.84 ft 1.84 ft 1.94 ft 1.77 ft 1.97 ft 1.87 ft 1.87 ft 2.03 ft 2.00 ft 2.00 ft 2.00 ft 2.10 ft 2.20 ft 2.30 ft 2.43 ft 2.56 ft 1.38 ft 1.28 ft 1.25 ft 2.53 ft 2.53 ft 2.43 ft 2.36 ft 0.72 ft 0.66 ft 0.95 ft 0.95 ft 1.05 ft 1.12 ft 1.08 ft 1.05 ft 1.02 ft 0.98 ft 0.98 ft 0.98 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.56 ft 0.56 ft 0.52 ft 0.56 ft 0.56 ft 0.52 ft 0.52 ft 0.56 ft 0.56 ft 0.52 ft 0.59 ft 0.59 ft 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.59 ft 0.62 ft 0.66 ft 0.62 ft 0.66 ft
Period 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 7″ 7″ 7″ 7″ 6″ 7″ 7″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 12″ 12″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″
Direction ↖ 157° ↖ 158° ↖ 157° ↖ 157° ↖ 157° ↖ 157° ↖ 158° ↖ 158° ↖ 158° ↖ 158° ↖ 158° ↙ 33° ↙ 33° ↙ 32° ↙ 33° ↙ 36° ↙ 33° ↙ 38° ↙ 36° ↙ 36° ↙ 41° ↙ 41° ↙ 41° ↙ 40° ↙ 41° ↙ 41° ↙ 40° ↙ 38° ↙ 36° ↙ 40° ↙ 40° ↙ 41° ↙ 26° ↙ 22° ↙ 19° ↙ 20° ← 94° ← 95° ← 93° ← 92° ← 92° ← 89° ← 90° ← 90° ← 90° ← 89° ← 89° ← 89° ↙ 43° ↙ 42° ↙ 41° ↙ 43° ↙ 43° ↙ 43° ↙ 43° ↙ 43° ↙ 42° ↙ 44° ↙ 41° ↙ 44° ↙ 45° ↙ 43° ↙ 42° ↙ 43° ↙ 43° ↙ 43° ↙ 46° ↙ 46° ↙ 45° ↙ 45° ↙ 45° ↙ 45° ↙ 44° ↙ 44° ↙ 46° ↙ 46° ↙ 47°
Height 2.20 ft 2.23 ft 2.23 ft 2.13 ft 2.07 ft 2.43 ft 2.56 ft 2.79 ft 3.08 ft 3.44 ft 3.84 ft 4.30 ft 4.76 ft 5.12 ft 5.38 ft 5.61 ft 5.71 ft 5.84 ft 5.97 ft 6.07 ft 6.04 ft 6.04 ft 5.71 ft 5.31 ft 4.53 ft 4.30 ft 4.13 ft 4.00 ft 3.97 ft 3.97 ft 3.97 ft 4.17 ft 4.26 ft 4.46 ft 4.72 ft 5.02 ft 5.31 ft 5.64 ft 6.00 ft 6.23 ft 6.40 ft 6.53 ft 6.49 ft 6.40 ft 6.26 ft 6.17 ft 6.10 ft 6.07 ft 6.07 ft 6.17 ft 6.30 ft 6.40 ft 6.43 ft 6.43 ft 6.49 ft 6.63 ft 6.89 ft 7.08 ft 7.28 ft 7.45 ft 7.58 ft 7.68 ft 7.74 ft 7.74 ft 7.61 ft 7.48 ft 7.35 ft 7.22 ft 7.05 ft 6.92 ft 6.79 ft 6.59 ft 6.46 ft 6.30 ft 6.17 ft 5.97 ft 5.84 ft 5.77 ft 5.67 ft 5.64 ft 5.58 ft 5.58 ft 5.58 ft 5.67 ft 5.81 ft 6.00 ft 6.33 ft 6.56 ft 6.72 ft 6.82 ft 6.82 ft 6.82 ft 6.79 ft 6.72 ft 6.66 ft 6.59 ft 6.53 ft 6.49 ft 6.43 ft 6.43 ft 6.43 ft 6.49 ft 6.76 ft 6.95 ft 7.22 ft 7.48 ft 7.64 ft 7.84 ft 8.20 ft 8.76 ft 9.51 ft 10.14 ft 10.59 ft 10.86 ft
Period 3″ 4″ 4″ 4″ 4″ 4″ 3″ 3″ 4″ 4″ 4″ 5″ 5″ 5″ 5″ 5″ 5″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 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″ 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″ 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″
Direction ↙ 32° ↙ 29° ↙ 25° ↙ 10° ↙ 10° ↙ 19° ↙ 17° ↙ 17° ↙ 18° ↙ 19° ↙ 20° ↙ 22° ↙ 23° ↙ 24° ↙ 24° ↙ 24° ↙ 21° ↙ 18° ↙ 15° ↙ 12° ↓ 9° ↓ 7° ↓ 6° ↓ 6° ↓ 9° ↙ 11° ↙ 14° ↙ 16° ↙ 18° ↙ 19° ↙ 20° ↙ 25° ↙ 25° ↙ 25° ↙ 24° ↙ 22° ↙ 21° ↙ 21° ↙ 21° ↙ 22° ↙ 22° ↙ 22° ↙ 22° ↙ 22° ↙ 23° ↙ 24° ↙ 25° ↙ 27° ↙ 29° ↙ 31° ↙ 33° ↙ 34° ↙ 35° ↙ 36° ↙ 36° ↙ 36° ↙ 36° ↙ 35° ↙ 35° ↙ 36° ↙ 37° ↙ 38° ↙ 39° ↙ 40° ↙ 41° ↙ 41° ↙ 42° ↙ 43° ↙ 44° ↙ 45° ↙ 46° ↙ 46° ↙ 47° ↙ 47° ↙ 48° ↙ 47° ↙ 47° ↙ 47° ↙ 46° ↙ 46° ↙ 46° ↙ 47° ↙ 47° ↙ 48° ↙ 49° ↙ 49° ↙ 50° ↙ 51° ↙ 52° ↙ 53° ↙ 54° ↙ 54° ↙ 54° ↙ 54° ↙ 54° ↙ 55° ↙ 56° ↙ 57° ↙ 59° ↙ 60° ↙ 62° ↙ 64° ↙ 68° ↙ 70° ↙ 74° ↙ 78° ← 81° ← 84° ← 87° ← 90° ← 92° ← 94° ← 94° ← 94°
Height 1.25 ft 1.21 ft 0.49 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.56 ft 0.56 ft 0.56 ft 0.59 ft 0.59 ft 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.62 ft 0.62 ft 0.59 ft 0.59 ft 0.59 ft 0.56 ft 0.52 ft 0.52 ft 0.52 ft 0.49 ft 0.49 ft
Period 6″ 6″ 9″ 9″ 9″ 8″ 8″ 9″ 9″ 8″ 9″ 9″ 8″ 9″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″
Direction ↙ 41° ↙ 41° ↖ 166° ↖ 166° ↖ 165° ↖ 165° ↖ 164° ↖ 164° ↖ 163° ↖ 163° ↖ 163° ↖ 162° ↖ 162° ↖ 162° ↖ 162° ↖ 162° ↖ 161° ↖ 161° ↖ 160° ↖ 160° ↖ 159° ↖ 159° ↖ 159° ↖ 159° ↖ 159° ↖ 159° ↖ 158° ↖ 157° ↖ 157° ↖ 157° ↖ 157° ↖ 156° ↖ 155° ↖ 155°
Height 0.52 ft 0.52 ft 0.52 ft 0.56 ft 0.59 ft 0.59 ft 0.59 ft 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.66 ft 0.66 ft 0.69 ft 0.66 ft 0.52 ft 0.62 ft 0.69 ft 0.72 ft 0.75 ft 0.72 ft 0.79 ft 0.92 ft 1.05 ft 1.08 ft 1.12 ft 1.08 ft 0.98 ft 1.05 ft 1.18 ft 1.18 ft 1.34 ft 1.28 ft 1.41 ft 1.44 ft 1.44 ft 1.44 ft 1.44 ft 1.71 ft 1.74 ft 1.67 ft 1.71 ft 1.74 ft 1.67 ft 1.74 ft 1.67 ft 1.84 ft 1.97 ft 1.90 ft 1.90 ft 1.87 ft 1.87 ft 1.84 ft 1.87 ft 1.84 ft 1.84 ft 1.84 ft 1.71 ft 1.61 ft 1.51 ft 1.51 ft 1.51 ft 1.44 ft 1.48 ft 1.48 ft 1.48 ft 1.48 ft 1.51 ft 1.41 ft 1.41 ft 1.41 ft 1.38 ft 1.38 ft
Period 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 14″ 14″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″
Direction ↙ 40° ↙ 41° ↙ 41° ↙ 41° ↙ 42° ↙ 42° ↙ 41° ↙ 43° ↙ 41° ↙ 41° ↙ 41° ↙ 41° ↙ 41° ↙ 42° ↙ 42° ↙ 42° ↙ 41° ↖ 105° ↖ 103° ↖ 103° ↖ 103° ↖ 103° ↖ 102° ↖ 103° ↖ 102° ↖ 102° ↖ 102° ↖ 101° ↖ 101° ↖ 102° ↖ 101° ↖ 102° ↖ 102° ↖ 101° ↖ 101° ← 99° ↖ 100° ↖ 100° ↖ 100° ↖ 100° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 102° ↖ 101° ↖ 102° ↖ 101° ↖ 101° ↖ 100° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 100° ↖ 100° ↖ 100° ↖ 100° ↖ 100° ↖ 100° ↖ 100° ↖ 100° ↖ 100° ← 99° ↖ 100° ↖ 100° ↖ 101° ↖ 101° ↖ 101° ↖ 101° ↖ 101°
Height 4.03 ft
Period 5″
Direction ↘ 350°

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...