Swell Matrix:
Try the new graphical forecast here!
First time here?
hide labels Sunday, January 17 Monday, January 18 Tuesday, January 19 Wednesday, January 20 Thursday, January 21 Friday, January 22 Saturday, January 23 Sunday, January 24 Monday, Jan 25
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 1.25 ft 1.21 ft 1.18 ft 1.15 ft 1.08 ft 1.05 ft 1.05 ft 1.05 ft 1.02 ft 1.02 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 0.98 ft 1.08 ft 1.25 ft 1.41 ft 1.61 ft 1.74 ft 1.80 ft 1.84 ft 1.87 ft 1.84 ft 1.77 ft 1.71 ft 1.64 ft 1.57 ft 1.54 ft 1.51 ft 1.48 ft 1.44 ft 1.44 ft 1.44 ft 1.41 ft 1.41 ft 1.41 ft 1.41 ft 1.41 ft 1.41 ft 1.38 ft 1.38 ft 1.34 ft 1.31 ft 1.31 ft 1.28 ft 1.25 ft 1.21 ft 1.21 ft 1.18 ft 1.18 ft 1.15 ft 1.15 ft 1.15 ft 1.15 ft 1.15 ft 1.15 ft 1.15 ft 1.15 ft 1.15 ft 1.15 ft 1.15 ft 1.15 ft 1.12 ft 1.12 ft 1.08 ft 1.12 ft 1.12 ft 1.15 ft 1.18 ft 1.25 ft 1.31 ft 1.38 ft 1.34 ft 1.31 ft 1.28 ft 1.25 ft 1.25 ft 1.25 ft 1.21 ft 1.21 ft 1.18 ft 1.15 ft 1.15 ft 1.18 ft 1.21 ft 1.25 ft 1.28 ft 1.28 ft 1.28 ft 1.21 ft 1.18 ft 1.12 ft 1.08 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.05 ft 1.05 ft 1.08 ft 1.12 ft 1.15 ft 1.15 ft 1.15 ft 1.12 ft 1.12 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 1.02 ft 0.98 ft 0.98 ft 0.98 ft 0.95 ft 0.95 ft 0.92 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 0.89 ft 0.89 ft 0.89 ft 0.89 ft 0.89 ft 0.89 ft 0.89 ft 0.89 ft 0.92 ft 0.98 ft 1.08 ft 1.21 ft 1.38 ft 1.51 ft 1.64 ft 1.77 ft 1.84 ft 1.90 ft 1.97 ft 2.00 ft 2.10 ft 2.30 ft 2.66 ft 3.25 ft 3.90 ft 4.30 ft 4.49 ft 4.56 ft 4.62 ft 4.66 ft 4.66 ft 4.69 ft 4.76 ft 4.82 ft 4.85 ft 4.89 ft 4.92 ft 4.89 ft 4.85 ft 4.85 ft 4.85 ft 4.85 ft 4.85 ft 4.82 ft 4.76 ft 4.69 ft 4.59 ft 4.49 ft 4.40 ft 4.30 ft 4.23 ft
Height 1.12 ft 1.05 ft 1.02 ft 0.98 ft 0.92 ft 0.89 ft 0.85 ft 0.82 ft 0.79 ft 0.75 ft 0.75 ft 0.72 ft 0.72 ft 0.69 ft 0.69 ft 0.66 ft 0.66 ft 0.62 ft 0.59 ft 0.59 ft 0.56 ft 0.49 ft 0.52 ft 0.56 ft 0.56 ft 0.59 ft 0.59 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 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.62 ft 0.62 ft 0.62 ft 0.52 ft 0.56 ft 0.52 ft 0.52 ft 0.52 ft 0.56 ft 0.56 ft 0.66 ft 0.62 ft 0.62 ft 0.59 ft 0.59 ft 0.69 ft 0.75 ft 0.85 ft 0.56 ft 0.62 ft 0.62 ft 0.56 ft 0.56 ft 0.52 ft 0.49 ft 0.62 ft 0.79 ft 0.98 ft 1.15 ft 1.31 ft 1.48 ft 1.61 ft 1.71 ft 1.77 ft 1.84 ft 1.87 ft 1.97 ft 2.16 ft 2.56 ft 3.18 ft 3.84 ft 4.23 ft 4.43 ft 4.56 ft 4.62 ft 4.66 ft 4.66 ft 4.69 ft 4.76 ft 4.82 ft 4.85 ft 4.89 ft 4.92 ft 4.89 ft 4.85 ft 4.85 ft 4.85 ft 4.85 ft 4.85 ft 4.69 ft 4.43 ft 4.49 ft
Period 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 15″ 15″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 4″ 4″ 4″ 4″ 4″ 3″ 3″ 3″ 1″ 2″ 2″ 4″ 4″ 4″ 3″ 4″ 4″ 4″ 4″ 2″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″
Direction ↓ 360° ↓ 360° ↓ 360° ↓ 360° ↓ 360° ↓ 1° ↓ 1° ↓ 1° ↓ 2° ↓ 2° ↓ 3° ↓ 3° ↓ 4° ↓ 4° ↓ 5° ↓ 5° ↓ 6° ↓ 6° ↓ 7° ↓ 7° ↓ 8° ↙ 64° ↙ 64° ↙ 64° ↙ 64° ↙ 63° ↙ 63° ↙ 63° ↙ 62° ↙ 62° ↙ 62° ↙ 61° ↙ 61° ↙ 61° ↙ 61° ↙ 60° ↙ 60° ↙ 60° ↙ 60° ↙ 59° ↙ 59° ↙ 59° ↙ 59° ↙ 59° ↙ 58° ↙ 57° ↙ 57° ↙ 57° ↙ 57° ↙ 58° ↙ 58° ↙ 15° ↙ 13° ↙ 13° ↙ 14° ↙ 14° ↙ 10° ↓ 9° ↓ 8° ↑ 189° ↗ 195° ↗ 198° ↙ 17° ↙ 17° ↙ 17° ↓ 356° ↓ 360° ↓ 3° ↓ 7° ↓ 9° ↙ 10° ↙ 11° ↙ 11° ↙ 12° ↙ 12° ↙ 14° ↙ 16° ↙ 21° ↙ 26° ↙ 30° ↙ 33° ↙ 36° ↙ 40° ↙ 43° ↙ 47° ↙ 50° ↙ 52° ↙ 54° ↙ 56° ↙ 57° ↙ 58° ↙ 58° ↙ 59° ↙ 59° ↙ 59° ↙ 60° ↙ 60° ↙ 60° ↙ 61° ↙ 61° ↙ 62° ↙ 64° ↙ 62°
Height 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.59 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 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.62 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 0.66 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 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.69 ft 0.69 ft 0.69 ft 0.69 ft 0.69 ft 0.69 ft 0.69 ft 0.69 ft 0.69 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 0.72 ft 0.72 ft 0.72 ft 0.72 ft 0.72 ft 0.72 ft 0.72 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.75 ft 0.62 ft 0.62 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.62 ft 0.62 ft 0.56 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 0.66 ft 0.66 ft 0.66 ft 1.12 ft 1.18 ft 1.21 ft 1.28 ft 1.31 ft 1.34 ft 1.38 ft 1.41 ft
Period 9″ 9″ 9″ 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″ 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″ 8″ 8″ 8″ 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″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″
Direction ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 89° ← 89° ← 90° ← 90° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 88° ← 88° ← 89° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 88° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 89° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 90° ← 89° ← 89° ← 88° ↙ 57° ↙ 57° ↙ 56° ↙ 56° ↙ 56° ↙ 56° ↙ 56° ↙ 55°
Height 0.56 ft 0.98 ft 1.28 ft 1.51 ft 1.64 ft 1.71 ft 1.74 ft 1.77 ft 1.74 ft 1.67 ft 1.57 ft 1.51 ft 1.41 ft 1.34 ft 1.31 ft 1.28 ft 1.25 ft 1.21 ft 1.18 ft 1.18 ft 1.15 ft 1.15 ft 1.15 ft 1.12 ft 1.12 ft 1.08 ft 1.05 ft 1.02 ft 0.98 ft 0.95 ft 0.92 ft 0.89 ft 0.85 ft 0.82 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.79 ft 0.82 ft 0.72 ft 0.95 ft 1.05 ft 1.12 ft 1.12 ft 1.05 ft 1.02 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 0.95 ft 0.92 ft 0.92 ft 0.89 ft 0.92 ft 0.95 ft 0.98 ft 1.05 ft 1.05 ft 1.05 ft 0.98 ft 0.92 ft 0.72 ft 0.69 ft 0.66 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 0.66 ft 0.66 ft 0.62 ft 0.62 ft 0.62 ft 0.59 ft 1.34 ft 3.58 ft 3.51 ft 3.38 ft
Period 1″ 2″ 2″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 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″ 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 8″ 6″ 6″ 6″
Direction → 290° ↘ 326° ↘ 341° ↘ 347° ↓ 353° ↓ 358° ↓ 2° ↓ 5° ↓ 7° ↓ 7° ↓ 7° ↓ 7° ↓ 7° ↓ 7° ↓ 7° ↓ 7° ↓ 7° ↓ 7° ↓ 8° ↓ 8° ↓ 8° ↓ 8° ↓ 8° ↓ 8° ↓ 8° ↓ 8° ↓ 9° ↙ 10° ↙ 10° ↙ 11° ↙ 11° ↙ 11° ↙ 11° ↙ 12° ↙ 13° ↙ 14° ↙ 15° ↙ 17° ↙ 19° ↙ 21° ↙ 23° ↙ 25° ↙ 26° ↙ 14° ↓ 9° ↙ 15° ↙ 16° ↙ 18° ↙ 18° ↙ 19° ↙ 20° ↙ 23° ↙ 23° ↙ 23° ↙ 23° ↙ 24° ↙ 24° ↙ 24° ↙ 24° ↙ 22° ↙ 22° ↙ 21° ↙ 19° ↙ 19° ↙ 18° ↙ 17° ↙ 12° ↙ 12° ↙ 11° ↙ 13° ↙ 14° ↙ 14° ↙ 14° ↙ 15° ↙ 15° ↙ 15° ↙ 15° ↙ 14° ↙ 14° ↙ 14° ↙ 14° ↙ 15° ↙ 15° ↙ 15° ↙ 49° ↙ 44° ↙ 44° ↙ 44°
Height 0.75 ft 0.82 ft 0.82 ft 0.82 ft 0.52 ft 0.52 ft 0.52 ft 0.56 ft 0.56 ft 0.56 ft
Period 2″ 4″ 4″ 4″ 9″ 9″ 9″ 9″ 9″ 9″
Direction ↘ 311° ↙ 30° ↙ 31° ↙ 32° ← 89° ← 89° ← 90° ← 89° ← 90° ← 90°
Height 2.53 ft 2.39 ft 2.39 ft 2.39 ft 2.39 ft
Period 5″ 5″ 5″ 5″ 5″
Direction ↖ 102° ↖ 104° ↖ 103° ↖ 102° ↖ 102°
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...