Swell Matrix:
Try the new graphical forecast here!
First time here?
hide labels Monday, July 16 Tuesday, July 17 Wednesday, July 18 Thursday, July 19 Friday, July 20 Saturday, July 21 Sunday, July 22 Monday, July 23 Tuesday, Jul 24
Hour: 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 2
Sea Height 5.44 ft 5.48 ft 5.54 ft 5.61 ft 5.67 ft 5.74 ft 5.77 ft 5.84 ft 5.90 ft 5.97 ft 6.00 ft 6.04 ft 6.07 ft 6.10 ft 6.10 ft 6.13 ft 6.17 ft 6.17 ft 6.17 ft 6.17 ft 6.20 ft 6.20 ft 6.20 ft 6.20 ft 6.23 ft 6.23 ft 6.26 ft 6.30 ft 6.33 ft 6.36 ft 6.40 ft 6.46 ft 6.53 ft 6.56 ft 6.59 ft 6.59 ft 6.59 ft 6.56 ft 6.56 ft 6.56 ft 6.59 ft 6.66 ft 6.72 ft 6.76 ft 6.82 ft 6.89 ft 7.02 ft 7.08 ft 7.22 ft 7.28 ft 7.35 ft 7.41 ft 7.48 ft 7.51 ft 7.54 ft 7.54 ft 7.54 ft 7.54 ft 7.51 ft 7.45 ft 7.38 ft 7.28 ft 7.22 ft 7.12 ft 7.08 ft 7.05 ft 7.02 ft 6.95 ft 6.86 ft 6.76 ft 6.69 ft 6.59 ft 6.53 ft 6.43 ft 6.36 ft 6.30 ft 6.26 ft 6.20 ft 6.13 ft 6.07 ft 6.00 ft 5.94 ft 5.87 ft 5.81 ft 5.74 ft 5.64 ft 5.54 ft 5.44 ft 5.35 ft 5.28 ft 5.22 ft 5.12 ft 5.05 ft 4.99 ft 4.89 ft 4.82 ft 4.76 ft 4.69 ft 4.62 ft 4.59 ft 4.56 ft 4.53 ft 4.53 ft 4.49 ft 4.49 ft 4.46 ft 4.43 ft 4.36 ft 4.33 ft 4.26 ft 4.23 ft 4.17 ft 4.13 ft 4.10 ft 4.07 ft 4.03 ft 4.00 ft 3.97 ft 3.94 ft 3.90 ft 3.87 ft 3.87 ft 3.87 ft 3.87 ft 3.90 ft 3.94 ft 3.97 ft 4.03 ft 4.10 ft 4.10 ft 4.13 ft 4.13 ft 4.13 ft 4.13 ft 4.13 ft 4.13 ft 4.17 ft 4.20 ft 4.26 ft 4.30 ft 4.33 ft 4.33 ft 4.36 ft 4.36 ft 4.40 ft 4.43 ft 4.49 ft 4.56 ft 4.62 ft 4.69 ft 4.76 ft 4.85 ft 4.95 ft 5.02 ft 5.08 ft 5.12 ft 5.15 ft 5.18 ft 5.25 ft 5.25 ft 5.28 ft 5.31 ft 5.31 ft 5.28 ft 5.25 ft 5.18 ft 5.12 ft 5.05 ft 4.99 ft 4.92 ft 4.85 ft 4.79 ft 4.76 ft 4.69 ft 4.66 ft 4.62 ft 4.59 ft 4.59 ft 4.56 ft 4.56 ft 4.59 ft 4.59 ft 4.62 ft 4.69 ft 4.85 ft 5.12 ft 5.61 ft 6.07 ft 6.33 ft
Height 5.08 ft 5.12 ft 5.35 ft 5.38 ft 5.41 ft 5.44 ft 5.48 ft 5.48 ft 5.54 ft 5.58 ft 5.64 ft 5.64 ft 5.64 ft 5.64 ft 5.67 ft 5.54 ft 5.54 ft 5.54 ft 5.54 ft 5.51 ft 5.51 ft 5.54 ft 5.61 ft 5.58 ft 5.61 ft 6.23 ft 6.23 ft 6.26 ft 6.30 ft 6.33 ft 6.40 ft 6.43 ft 6.49 ft 6.56 ft 6.56 ft 6.56 ft 6.56 ft 6.56 ft 6.53 ft 5.77 ft 6.59 ft 6.63 ft 5.94 ft 6.00 ft 6.13 ft 6.17 ft 6.63 ft 6.86 ft 6.99 ft 7.05 ft 7.15 ft 7.22 ft 7.08 ft 7.12 ft 7.15 ft 7.12 ft 7.38 ft 7.35 ft 7.31 ft 7.28 ft 7.22 ft 7.28 ft 7.18 ft 7.12 ft 6.63 ft 7.05 ft 7.02 ft 6.92 ft 6.86 ft 6.76 ft 6.66 ft 6.10 ft 6.00 ft 5.90 ft 5.84 ft 5.77 ft 5.74 ft 5.64 ft 5.61 ft 6.04 ft 5.97 ft 5.90 ft 5.84 ft 5.77 ft 5.71 ft 5.61 ft 5.51 ft 5.41 ft 5.35 ft 5.25 ft 5.18 ft 5.12 ft 5.05 ft 4.95 ft 4.89 ft 4.79 ft 4.72 ft 4.66 ft 4.62 ft 4.56 ft 4.53 ft 4.49 ft 4.49 ft 3.94 ft 3.87 ft 3.87 ft 3.80 ft 4.36 ft 4.30 ft 4.00 ft 4.00 ft 3.97 ft 3.90 ft 3.38 ft 3.38 ft 3.35 ft 3.38 ft 3.31 ft 2.79 ft 0.62 ft 0.62 ft 0.56 ft 0.56 ft 0.56 ft 0.72 ft 0.79 ft 0.56 ft 0.69 ft 0.72 ft 0.69 ft 0.75 ft 0.52 ft 0.52 ft 0.56 ft 0.59 ft 0.59 ft 0.66 ft 0.66 ft 0.69 ft 0.72 ft 0.75 ft 0.75 ft 0.79 ft 0.82 ft 0.85 ft 0.85 ft 0.89 ft 0.89 ft 0.89 ft 0.92 ft 0.92 ft 0.92 ft 0.92 ft 0.92 ft 0.92 ft
Period 7″ 7″ 7″ 7″ 7″ 7″ 8″ 7″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 7″ 8″ 8″ 7″ 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″ 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″ 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″ 9″ 9″ 9″ 9″ 9″ 8″ 8″ 10″ 10″ 10″ 10″ 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″
Direction ↙ 74° ↙ 74° ↙ 77° ↙ 77° ↙ 77° ↙ 77° ↙ 76° ↙ 77° ↙ 77° ↙ 76° ↙ 76° ↙ 76° ↙ 76° ↙ 76° ↙ 76° ↙ 76° ↙ 76° ↙ 76° ↙ 76° ↙ 75° ↙ 75° ↙ 74° ↙ 74° ↙ 74° ↙ 74° ↙ 67° ↙ 67° ↙ 67° ↙ 67° ↙ 67° ↙ 68° ↙ 68° ↙ 68° ↙ 68° ↙ 68° ↙ 68° ↙ 68° ↙ 69° ↙ 69° ↙ 78° ↙ 69° ↙ 70° ↙ 79° ↙ 79° ↙ 79° ↙ 80° ↙ 76° ↙ 75° ↙ 75° ↙ 75° ↙ 76° ↙ 76° ↙ 75° ↙ 75° ↙ 75° ↙ 75° ↙ 79° ↙ 79° ↙ 79° ↙ 79° ↙ 80° ↙ 78° ↙ 78° ↙ 78° ← 84° ↙ 79° ↙ 79° ↙ 79° ↙ 78° ↙ 78° ↙ 78° ← 84° ← 84° ← 83° ← 83° ← 82° ← 82° ← 82° ← 82° ↙ 74° ↙ 74° ↙ 73° ↙ 73° ↙ 72° ↙ 72° ↙ 71° ↙ 71° ↙ 70° ↙ 70° ↙ 70° ↙ 69° ↙ 69° ↙ 69° ↙ 68° ↙ 68° ↙ 67° ↙ 67° ↙ 66° ↙ 66° ↙ 66° ↙ 65° ↙ 65° ↙ 65° ↙ 55° ↙ 54° ↙ 54° ↙ 54° ↙ 64° ↙ 64° ↙ 59° ↙ 59° ↙ 59° ↙ 59° ↙ 50° ↙ 50° ↙ 50° ↙ 50° ↙ 49° ↙ 38° ↖ 114° ↖ 114° ↖ 114° ↖ 115° ↖ 115° ↖ 111° ↖ 111° ← 95° ← 93° ← 94° ← 92° ← 91° ↘ 336° ↘ 337° ↘ 337° ↘ 337° ↘ 338° ↘ 337° ↘ 337° ↘ 337° ↘ 337° ↘ 338° ↘ 338° ↘ 338° ↘ 338° ↘ 338° ↘ 338° ↘ 338° ↘ 338° ↘ 337° ↘ 338° ↘ 338° ↘ 337° ↘ 337° ↘ 337° ↘ 337°
Height 1.28 ft 1.31 ft 0.49 ft 0.52 ft 0.52 ft 0.49 ft 0.52 ft 0.56 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.49 ft 0.49 ft 0.49 ft 3.08 ft 3.08 ft 3.08 ft 2.98 ft 3.08 ft 2.23 ft 1.77 ft 1.74 ft 1.74 ft 1.71 ft 1.67 ft 1.64 ft 1.61 ft 1.57 ft 1.54 ft 1.61 ft 1.54 ft 1.61 ft 1.57 ft 1.54 ft 2.53 ft 2.43 ft 2.49 ft 2.49 ft 2.49 ft 2.46 ft 2.43 ft 2.49 ft 2.46 ft 2.13 ft 2.23 ft 2.16 ft 2.16 ft 1.41 ft 1.31 ft 1.21 ft 1.31 ft 2.30 ft 2.26 ft 2.23 ft 2.16 ft 2.13 ft 2.79 ft 1.28 ft 0.98 ft 3.84 ft 3.71 ft 3.58 ft 3.51 ft 3.54 ft 3.44 ft 3.38 ft 3.38 ft 3.31 ft 3.21 ft 3.15 ft 3.12 ft 3.12 ft 3.12 ft 2.85 ft 2.76 ft 5.08 ft 5.74 ft 6.04 ft
Period 9″ 9″ 11″ 11″ 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″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 8″ 8″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 8″ 8″ 8″ 7″ 8″ 8″ 8″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 8″ 8″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 7″ 7″ 7″
Direction ↖ 111° ↖ 110° ↘ 331° ↘ 332° ↘ 331° ↘ 331° ↘ 331° ↘ 332° ↘ 331° ↘ 330° ↘ 330° ↘ 330° ↘ 329° ↘ 329° ↘ 329° ↘ 329° ↘ 329° ↙ 39° ↙ 39° ↙ 39° ↙ 38° ↙ 39° ↙ 43° ↙ 41° ↙ 41° ↙ 41° ↙ 41° ↙ 41° ↙ 41° ↙ 41° ↙ 41° ↙ 41° ↙ 40° ↙ 39° ↙ 41° ↙ 41° ↙ 41° ↙ 40° ↙ 39° ↙ 40° ↙ 40° ↙ 40° ↙ 40° ↙ 40° ↙ 40° ↙ 40° ← 96° ← 94° ← 94° ← 93° ↖ 101° ↖ 103° ↖ 104° ↖ 102° ← 89° ← 89° ← 89° ← 90° ← 89° ← 85° ↖ 109° ↖ 111° ↙ 47° ↙ 44° ↙ 42° ↙ 41° ↙ 44° ↙ 43° ↙ 41° ↙ 43° ↙ 43° ↙ 41° ↙ 41° ↙ 42° ↙ 43° ↙ 43° ↙ 40° ↙ 37° ↙ 75° ↙ 75° ↙ 76°
Height 1.38 ft 1.41 ft 1.48 ft 1.54 ft 1.61 ft 1.67 ft 1.74 ft 1.94 ft 2.00 ft 2.03 ft 2.07 ft 2.10 ft 2.20 ft 2.26 ft 2.26 ft 2.56 ft 2.59 ft 2.62 ft 2.66 ft 2.72 ft 2.76 ft 2.66 ft 2.62 ft 2.62 ft 2.62 ft 1.67 ft 1.80 ft 1.87 ft 2.00 ft 3.90 ft 3.87 ft 3.84 ft 3.84 ft 3.84 ft 3.87 ft 3.90 ft 3.97 ft 4.03 ft 4.07 ft 4.10 ft 4.10 ft 4.13 ft 4.13 ft 4.10 ft 4.13 ft 4.13 ft 4.17 ft 4.17 ft 4.20 ft 4.23 ft 4.26 ft 4.30 ft 4.30 ft 4.36 ft 4.33 ft 4.43 ft 4.46 ft 4.53 ft 4.59 ft 4.66 ft 4.76 ft 4.82 ft 4.92 ft 4.95 ft 4.85 ft 4.95 ft 5.12 ft 5.18 ft 5.22 ft 5.25 ft 5.28 ft 5.25 ft 5.25 ft 5.28 ft 5.25 ft 5.18 ft 1.84 ft 1.71 ft 0.98 ft 1.64 ft 1.94 ft 1.94 ft 3.25 ft 3.25 ft 3.38 ft 3.44 ft 2.16 ft 1.67 ft 1.74 ft
Period 11″ 11″ 11″ 11″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 9″ 9″ 10″ 10″ 9″ 9″ 9″ 11″ 10″ 10″ 10″ 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″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 8″ 8″ 11″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″
Direction ↙ 48° ↙ 47° ↙ 47° ↙ 47° ↙ 47° ↙ 47° ↙ 46° ↙ 47° ↙ 46° ↙ 46° ↙ 45° ↙ 45° ↙ 45° ↙ 45° ↙ 44° ↙ 45° ↙ 45° ↙ 45° ↙ 44° ↙ 44° ↙ 44° ↙ 43° ↙ 42° ↙ 42° ↙ 42° ↖ 108° ↖ 109° ↖ 109° ↖ 108° ↙ 61° ↙ 61° ↙ 61° ↙ 62° ↙ 62° ↙ 62° ↙ 62° ↙ 62° ↙ 62° ↙ 62° ↙ 62° ↙ 61° ↙ 61° ↙ 61° ↙ 61° ↙ 61° ↙ 61° ↙ 61° ↙ 60° ↙ 60° ↙ 61° ↙ 61° ↙ 61° ↙ 61° ↙ 62° ↙ 61° ↙ 63° ↙ 64° ↙ 64° ↙ 65° ↙ 66° ↙ 67° ↙ 67° ↙ 68° ↙ 68° ↙ 65° ↙ 66° ↙ 68° ↙ 68° ↙ 67° ↙ 67° ↙ 67° ↙ 66° ↙ 66° ↙ 66° ↙ 66° ↙ 66° ← 98° ← 98° ↙ 50° ↙ 50° ↙ 49° ↙ 49° ↙ 40° ↙ 41° ↙ 43° ↙ 43° ↙ 50° ↙ 50° ↙ 50°
Height 3.25 ft 3.25 ft 2.72 ft 2.72 ft 3.08 ft 3.05 ft 3.05 ft 2.92 ft 2.89 ft 2.92 ft 2.89 ft 2.82 ft 2.82 ft 2.82 ft 2.89 ft 3.02 ft 3.18 ft 3.25 ft 3.35 ft 3.67 ft
Period 7″ 7″ 7″ 7″ 7″ 7″ 7″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″
Direction ← 92° ← 92° ← 91° ← 91° ← 92° ← 92° ← 92° ← 92° ← 92° ← 91° ← 92° ← 91° ← 92° ← 92° ← 92° ← 93° ← 91° ← 91° ← 93° ← 92°
Height 0.89 ft 0.92 ft 0.98 ft 1.02 ft 1.08 ft 1.18 ft 1.25 ft 1.28 ft 1.34 ft 1.41 ft 1.57 ft 1.64 ft 1.25 ft
Period 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″
Direction ↙ 51° ↙ 51° ↙ 51° ↙ 51° ↙ 51° ↙ 50° ↙ 50° ↙ 50° ↙ 49° ↙ 49° ↙ 50° ↙ 50° ↙ 49°
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...