Swell Matrix:
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hide labels Sunday, December 09 Monday, December 10 Tuesday, December 11 Wednesday, December 12 Thursday, December 13 Friday, December 14 Saturday, December 15 Sunday, December 16 Monday, Dec 17
Hour: 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 2 3 4 5 6 7
Sea Height 1.87 ft 1.84 ft 1.84 ft 1.94 ft 2.10 ft 2.33 ft 2.53 ft 2.69 ft 2.82 ft 2.89 ft 2.92 ft 2.95 ft 2.92 ft 2.82 ft 2.76 ft 2.62 ft 2.49 ft 2.33 ft 2.16 ft 1.97 ft 1.80 ft 1.67 ft 1.61 ft 1.61 ft 1.71 ft 1.90 ft 2.10 ft 2.20 ft 2.23 ft 2.26 ft 2.26 ft 2.30 ft 2.39 ft 2.46 ft 2.49 ft 2.43 ft 2.30 ft 2.20 ft 2.10 ft 2.00 ft 1.94 ft 1.84 ft 1.80 ft 1.77 ft 1.77 ft 1.77 ft 1.80 ft 1.87 ft 1.94 ft 2.00 ft 2.10 ft 2.16 ft 2.23 ft 2.33 ft 2.39 ft 2.46 ft 2.53 ft 2.56 ft 2.56 ft 2.53 ft 2.46 ft 2.36 ft 2.26 ft 2.16 ft 2.10 ft 2.07 ft 2.10 ft 2.20 ft 2.49 ft 2.79 ft 3.12 ft 3.48 ft 3.77 ft 4.07 ft 4.36 ft 4.56 ft 4.72 ft 4.82 ft 4.92 ft 5.02 ft 5.12 ft 5.15 ft 5.05 ft 4.89 ft 4.69 ft 4.46 ft 4.23 ft 4.03 ft 3.84 ft 3.64 ft 3.44 ft 3.28 ft 3.08 ft 2.92 ft 2.76 ft 2.62 ft 2.46 ft 2.33 ft 2.26 ft 2.23 ft 2.26 ft 2.36 ft 2.49 ft 2.69 ft 2.92 ft 3.08 ft 3.25 ft 3.35 ft 3.41 ft 3.48 ft 3.54 ft 3.48 ft 3.31 ft 3.12 ft 2.89 ft 2.69 ft 2.49 ft 2.33 ft 2.20 ft 2.07 ft 1.97 ft 1.90 ft 1.87 ft 1.84 ft 1.84 ft 1.90 ft 1.97 ft 2.07 ft 2.13 ft 2.20 ft 2.26 ft 2.33 ft 2.36 ft 2.36 ft 2.36 ft 2.36 ft 2.49 ft 2.76 ft 3.02 ft 3.15 ft 3.15 ft 3.12 ft 3.08 ft 3.02 ft 2.98 ft 2.92 ft 2.89 ft 2.95 ft 3.28 ft 3.94 ft 4.66 ft 5.41 ft 6.23 ft 6.89 ft 7.35 ft 7.68 ft 7.90 ft 8.07 ft 8.20 ft 8.36 ft 8.66 ft 8.99 ft 9.32 ft 9.64 ft 9.91 ft 10.07 ft 10.07 ft 9.94 ft 9.71 ft 9.38 ft 8.99 ft 8.63 ft 8.33 ft 8.13 ft 7.94 ft 7.77 ft 7.61 ft 7.45 ft 7.31 ft 7.18 ft 7.05 ft 6.92 ft 6.79 ft 6.66 ft 6.53 ft 6.40 ft 6.26 ft 6.17 ft 6.07 ft
Height 1.80 ft 1.77 ft 1.77 ft 1.87 ft 2.03 ft 2.30 ft 2.49 ft 2.66 ft 2.79 ft 2.85 ft 2.92 ft 2.92 ft 2.89 ft 2.82 ft 0.49 ft 0.56 ft 0.62 ft 0.72 ft 0.82 ft 0.92 ft 1.05 ft 1.18 ft 1.31 ft 1.44 ft 1.57 ft 1.67 ft 1.80 ft 1.87 ft 1.97 ft 2.00 ft 2.03 ft 2.07 ft 2.07 ft 2.03 ft 2.03 ft 2.00 ft 1.97 ft 1.94 ft 1.90 ft 1.87 ft 1.87 ft 1.84 ft 1.80 ft 1.80 ft 1.80 ft 1.77 ft 1.77 ft 1.74 ft 1.74 ft 1.71 ft 1.71 ft 1.67 ft 1.64 ft 1.61 ft 1.54 ft 1.51 ft 1.48 ft 1.41 ft 1.34 ft 1.31 ft 1.28 ft 1.25 ft 1.18 ft 1.18 ft 1.15 ft 1.15 ft 1.12 ft 1.12 ft 1.12 ft 1.12 ft 1.12 ft 1.12 ft 1.12 ft 1.12 ft 1.12 ft 1.12 ft 1.12 ft 1.12 ft 1.12 ft 1.15 ft 1.15 ft 1.18 ft 1.18 ft 1.21 ft 1.21 ft 1.28 ft 1.41 ft 1.38 ft 1.34 ft 1.31 ft 1.28 ft 1.28 ft 1.18 ft 1.15 ft 1.08 ft 1.05 ft 0.89 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.59 ft 0.79 ft 0.75 ft 0.72 ft 0.69 ft 0.69 ft 0.66 ft 0.66 ft 1.21 ft 1.31 ft 1.44 ft 1.64 ft 2.00 ft 2.53 ft 3.12 ft 3.58 ft 3.71 ft 3.77 ft 3.64 ft 3.61 ft 4.36 ft 4.53 ft 3.48 ft 3.51 ft 3.38 ft 3.38 ft 3.05 ft 3.28 ft 3.38 ft 2.85 ft 2.82 ft 3.05 ft 3.02 ft 3.15 ft 3.18 ft 2.82 ft 2.85 ft 3.31 ft 3.31 ft 3.28 ft
Period 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 3″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 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″ 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″ 11″ 11″ 11″ 11″ 11″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 12″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 10″ 10″ 10″ 10″ 10″ 11″ 10″ 10″ 10″ 10″ 10″ 10″
Direction → 269° ↗ 259° ↗ 250° ↗ 242° ↗ 236° ↗ 232° ↗ 231° ↗ 231° ↗ 232° ↗ 234° ↗ 237° ↗ 242° ↗ 248° ↗ 256° ↖ 140° ↖ 143° ↖ 146° ↖ 148° ↖ 150° ↖ 151° ↖ 153° ↖ 152° ↖ 152° ↖ 152° ↖ 151° ↖ 151° ↖ 150° ↖ 150° ↖ 149° ↖ 148° ↖ 148° ↖ 147° ↖ 146° ↖ 145° ↖ 144° ↖ 143° ↖ 143° ↖ 142° ↖ 141° ↖ 140° ↖ 139° ↖ 138° ↖ 137° ↖ 136° ↖ 136° ↖ 135° ↖ 135° ↖ 134° ↖ 134° ↖ 134° ↖ 133° ↖ 133° ↖ 133° ↖ 133° ↖ 133° ↖ 132° ↖ 132° ↖ 132° ↖ 133° ↖ 133° ↖ 134° ↖ 134° ↖ 134° ↖ 134° ↖ 134° ↖ 133° ↖ 133° ↖ 133° ↖ 133° ↖ 132° ↖ 132° ↖ 131° ↖ 130° ↖ 129° ↖ 127° ↖ 126° ↖ 125° ↖ 124° ↖ 122° ↖ 120° ↖ 119° ↖ 118° ↖ 116° ↖ 115° ↖ 113° ↖ 112° ↖ 106° ↖ 106° ↖ 106° ↖ 107° ↖ 107° ↖ 106° ↖ 106° ↖ 106° ↖ 106° ↖ 106° ↖ 103° ← 87° ← 87° ← 87° ← 87° ← 87° ← 91° ← 88° ← 88° ← 87° ← 87° ← 87° ← 87° ↖ 159° ↖ 158° ↖ 158° ↖ 156° ↖ 154° ↖ 152° ↖ 150° ↖ 149° ↖ 149° ↖ 148° ↖ 149° ↖ 148° ↖ 138° ↖ 136° ↖ 146° ↖ 146° ↖ 147° ↖ 145° ↖ 148° ↖ 145° ↖ 144° ↖ 148° ↖ 148° ↖ 147° ↖ 147° ↖ 145° ↖ 146° ↖ 149° ↖ 149° ↖ 144° ↖ 145° ↖ 144°
Height 2.36 ft 2.30 ft 2.26 ft 2.16 ft 2.03 ft 1.90 ft 1.74 ft 1.64 ft 1.57 ft 1.57 ft 1.67 ft 1.87 ft 2.07 ft 2.16 ft 2.23 ft 2.23 ft 2.23 ft 2.26 ft 2.36 ft 2.43 ft 2.46 ft 2.36 ft 2.26 ft 2.13 ft 2.03 ft 1.94 ft 1.80 ft 1.71 ft 1.61 ft 1.51 ft 1.41 ft 1.31 ft 1.25 ft 1.18 ft 1.15 ft 1.08 ft 1.08 ft 1.05 ft 1.08 ft 0.79 ft 0.89 ft 1.21 ft 1.67 ft 2.16 ft 2.59 ft 2.98 ft 3.35 ft 3.67 ft 4.00 ft 4.26 ft 4.43 ft 4.56 ft 4.66 ft 4.76 ft 4.89 ft 4.92 ft 4.85 ft 4.69 ft 4.49 ft 4.26 ft 4.03 ft 3.84 ft 3.64 ft 3.44 ft 3.25 ft 3.05 ft 2.89 ft 2.69 ft 2.53 ft 2.33 ft 2.20 ft 2.03 ft 1.87 ft 1.74 ft 1.57 ft 1.48 ft 1.28 ft 1.15 ft 1.02 ft 0.95 ft 0.72 ft 0.62 ft 0.52 ft 1.90 ft 1.77 ft 1.90 ft 1.18 ft 2.07 ft 3.15 ft 4.10 ft 5.02 ft 5.97 ft 6.72 ft 7.25 ft 7.61 ft 7.84 ft 7.97 ft 8.07 ft 8.23 ft 8.50 ft 8.76 ft 8.99 ft 9.12 ft 9.25 ft 9.28 ft 9.18 ft 9.02 ft 8.72 ft 8.30 ft 7.77 ft 7.35 ft 6.95 ft 6.46 ft 5.94 ft 5.71 ft 4.72 ft
Period 3″ 3″ 3″ 3″ 3″ 3″ 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″ 3″ 2″ 2″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 5″ 5″ 5″ 5″ 5″ 5″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 4″ 5″ 5″ 5″ 4″ 4″ 4″ 2″ 3″ 3″ 4″ 4″ 5″ 5″ 6″ 6″ 6″ 6″ 6″ 6″ 7″ 7″ 7″ 7″ 7″ 7″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 7″ 7″ 7″
Direction → 285° ↘ 294° ↘ 302° ↘ 308° ↘ 314° ↘ 320° ↘ 327° ↘ 336° ↘ 345° ↓ 355° ↓ 7° ↙ 18° ↙ 24° ↙ 27° ↙ 29° ↙ 29° ↙ 29° ↙ 29° ↙ 29° ↙ 30° ↙ 32° ↙ 34° ↙ 36° ↙ 38° ↙ 39° ↙ 41° ↙ 43° ↙ 45° ↙ 46° ↙ 48° ↙ 49° ↙ 51° ↙ 53° ↙ 55° ↙ 56° ↙ 58° ↙ 61° ↙ 66° ↙ 76° ↗ 203° → 269° ↓ 2° ↙ 10° ↙ 14° ↙ 16° ↙ 18° ↙ 20° ↙ 22° ↙ 24° ↙ 27° ↙ 29° ↙ 31° ↙ 32° ↙ 34° ↙ 37° ↙ 40° ↙ 44° ↙ 47° ↙ 49° ↙ 51° ↙ 54° ↙ 56° ↙ 57° ↙ 59° ↙ 60° ↙ 60° ↙ 61° ↙ 61° ↙ 62° ↙ 62° ↙ 63° ↙ 64° ↙ 64° ↙ 64° ↙ 65° ↙ 66° ↙ 65° ↙ 64° ↙ 65° ↙ 66° ↙ 59° ↙ 58° ↙ 57° ↖ 160° ↖ 159° ↖ 170° ↙ 36° ↙ 36° ↙ 39° ↙ 39° ↙ 41° ↙ 43° ↙ 44° ↙ 45° ↙ 46° ↙ 47° ↙ 48° ↙ 50° ↙ 51° ↙ 53° ↙ 54° ↙ 55° ↙ 57° ↙ 59° ↙ 61° ↙ 62° ↙ 63° ↙ 64° ↙ 65° ↙ 65° ↙ 67° ↙ 68° ↙ 68° ↙ 67° ↙ 69° ↙ 62°
Height 1.34 ft 1.18 ft 0.98 ft 0.72 ft 0.56 ft 0.85 ft 0.79 ft 0.72 ft 0.66 ft 0.59 ft 0.52 ft 0.62 ft 0.82 ft 0.69 ft 0.98 ft 1.28 ft 1.61 ft 1.94 ft 2.26 ft 2.56 ft 2.76 ft 2.92 ft 3.02 ft 3.12 ft 3.21 ft 3.18 ft 2.98 ft 2.79 ft 2.33 ft 1.51 ft 1.57 ft 1.48 ft 1.38 ft 1.31 ft 1.28 ft 1.31 ft 1.38 ft 1.51 ft 1.61 ft 1.74 ft 1.84 ft 1.94 ft 2.03 ft 2.10 ft 2.13 ft 2.13 ft 2.16 ft 2.30 ft 2.59 ft 2.89 ft 3.02 ft 3.05 ft 3.02 ft 2.95 ft 2.92 ft 2.89 ft 2.82 ft 2.79 ft 2.62 ft 2.49 ft 2.36 ft 2.20 ft 2.03 ft 1.80 ft 1.51 ft 1.31 ft 1.18 ft 1.15 ft 1.18 ft 1.61 ft 2.10 ft 2.30 ft 2.92 ft 3.05 ft 3.21 ft 6.26 ft 6.72 ft 6.59 ft 6.36 ft 6.23 ft 6.04 ft 5.87 ft 5.87 ft 5.74 ft 5.31 ft 5.22 ft 5.12 ft
Period 4″ 4″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 2″ 2″ 1″ 2″ 2″ 2″ 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″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 6″ 6″ 6″ 7″ 14″ 13″ 12″ 12″ 11″ 11″ 10″ 8″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 8″ 8″ 9″
Direction ↗ 208° ↗ 211° ↗ 210° ↗ 207° ↗ 208° ↙ 60° ↙ 60° ↙ 60° ↙ 60° ↙ 60° ↙ 60° → 287° ↘ 344° ↗ 205° ↗ 207° ↗ 208° ↗ 207° ↗ 205° ↗ 202° ↗ 199° ↗ 197° ↗ 195° ↗ 194° ↗ 193° ↗ 192° ↗ 191° ↗ 190° ↑ 188° ↑ 180° ↖ 153° ↖ 162° ↖ 159° ↖ 156° ↖ 152° ↖ 153° ↖ 155° ↖ 159° ↖ 160° ↖ 161° ↖ 161° ↖ 162° ↖ 161° ↖ 161° ↖ 160° ↖ 158° ↖ 157° ↖ 156° ↖ 156° ↖ 157° ↖ 157° ↖ 155° ↖ 154° ↖ 152° ↖ 150° ↖ 148° ↖ 147° ↖ 145° ↖ 143° ↖ 145° ↖ 147° ↖ 148° ↖ 149° ↖ 150° ↖ 151° ↖ 154° ↖ 156° ↖ 158° ↖ 159° ↖ 120° ↖ 122° ↖ 123° ↖ 121° ↖ 120° ↖ 118° ↖ 118° ← 84° ← 92° ← 94° ← 93° ← 95° ← 95° ← 97° ↖ 101° ↖ 102° ↖ 100° ↖ 101° ↖ 102°
Height 0.82 ft 1.02 ft 1.18 ft 1.31 ft 1.41 ft 1.44 ft 1.44 ft 1.38 ft 1.28 ft 1.15 ft 0.92 ft 0.56 ft 0.66 ft 0.82 ft 0.89 ft 0.89 ft 0.82 ft 0.89 ft 0.85 ft 0.79 ft 0.66 ft 1.71 ft 1.12 ft 0.85 ft 1.64 ft 3.31 ft 3.25 ft 4.46 ft
Period 2″ 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 4″ 3″ 3″ 9″ 9″ 9″ 8″
Direction ↗ 210° ↗ 212° ↗ 214° ↗ 216° ↗ 218° ↗ 220° ↗ 222° ↗ 224° ↗ 226° ↗ 227° ↗ 241° ← 90° ← 90° ← 89° ← 89° ← 89° ← 87° ← 88° ← 87° ← 87° ← 86° ↗ 219° ↗ 222° ↗ 217° ↖ 100° ↖ 106° ↖ 107° ↖ 103°
Height 0.52 ft 0.59 ft 0.72 ft 0.75 ft 0.69 ft 0.92 ft 1.21 ft 1.25 ft 1.25 ft 1.25 ft 1.21 ft 1.21 ft 1.15 ft 1.12 ft 1.08 ft 1.05 ft 0.98 ft 0.95 ft 0.89 ft 0.85 ft 0.82 ft 0.75 ft 0.69 ft 0.66 ft 0.62 ft 0.56 ft 2.33 ft 2.85 ft 2.23 ft 2.16 ft
Period 10″ 10″ 10″ 10″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 12″ 11″ 12″ 12″
Direction ← 97° ← 97° ← 98° ← 97° ← 95° ← 98° ← 99° ← 98° ← 98° ← 98° ← 97° ← 97° ← 96° ← 96° ← 95° ← 94° ← 93° ← 94° ← 92° ← 92° ← 91° ← 91° ← 91° ← 91° ← 91° ← 91° ↖ 117° ↖ 120° ↖ 117° ↖ 117°
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...