Swell Matrix:
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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 4.00 ft 3.87 ft 3.77 ft 3.64 ft 3.51 ft 3.38 ft 3.28 ft 3.18 ft 3.05 ft 2.95 ft 2.85 ft 2.76 ft 2.66 ft 2.56 ft 2.49 ft 2.43 ft 2.36 ft 2.33 ft 2.30 ft 2.33 ft 2.39 ft 2.49 ft 2.53 ft 2.56 ft 2.53 ft 2.49 ft 2.49 ft 2.49 ft 2.53 ft 2.59 ft 2.66 ft 2.66 ft 2.59 ft 2.53 ft 2.46 ft 2.39 ft 2.30 ft 2.23 ft 2.13 ft 2.07 ft 2.00 ft 1.94 ft 1.90 ft 1.87 ft 1.87 ft 1.87 ft 1.84 ft 1.80 ft 1.74 ft 1.61 ft 1.48 ft 1.34 ft 1.25 ft 1.15 ft 1.08 ft 1.05 ft 1.05 ft 1.05 ft 1.08 ft 1.08 ft 1.08 ft 1.12 ft 1.15 ft 1.18 ft 1.15 ft 1.12 ft 1.05 ft 0.95 ft 0.85 ft 0.75 ft 0.69 ft 0.62 ft 0.62 ft 0.62 ft 0.72 ft 0.79 ft 0.79 ft 0.75 ft 0.69 ft 0.62 ft 0.56 ft 0.49 ft 0.49 ft 0.52 ft 0.56 ft 0.52 ft 0.52 ft 0.49 ft 0.46 ft 0.43 ft 0.39 ft 0.36 ft 0.36 ft 0.33 ft 0.33 ft 0.33 ft 0.30 ft 0.26 ft 0.26 ft 0.23 ft 0.20 ft 0.23 ft 0.26 ft 0.26 ft 0.26 ft 0.26 ft 0.26 ft 0.30 ft 0.33 ft 0.39 ft 0.46 ft 0.52 ft 0.56 ft 0.62 ft 0.66 ft 0.66 ft 0.69 ft 0.69 ft 0.69 ft 0.72 ft 0.72 ft 0.75 ft 0.75 ft 0.79 ft 0.79 ft 0.82 ft 0.82 ft 0.82 ft 0.82 ft 0.82 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 0.69 ft 0.66 ft 0.62 ft 0.62 ft 0.59 ft 0.59 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.49 ft 0.49 ft 0.59 ft 0.72 ft 0.92 ft 1.15 ft 1.41 ft 1.61 ft 1.77 ft 1.90 ft 2.00 ft 2.10 ft 2.13 ft 2.13 ft 2.10 ft 2.03 ft 1.90 ft 1.77 ft 1.61 ft 1.44 ft 1.31 ft 1.21 ft 1.15 ft 1.21 ft 1.41 ft 1.64 ft 1.94 ft 2.20 ft 2.33 ft 2.39 ft 2.39 ft 2.43 ft 2.49 ft 2.53 ft 2.62 ft 2.72 ft 2.85 ft
Height 4.00 ft 3.87 ft 3.77 ft 3.64 ft 3.51 ft 3.38 ft 3.28 ft 3.18 ft 3.05 ft 2.95 ft 2.85 ft 2.76 ft 2.66 ft 2.56 ft 2.49 ft 2.43 ft 2.36 ft 2.33 ft 2.30 ft 2.10 ft 2.39 ft 2.49 ft 2.53 ft 2.56 ft 2.53 ft 2.49 ft 2.49 ft 2.49 ft 2.53 ft 2.59 ft 0.72 ft 0.82 ft 1.15 ft 1.25 ft 1.28 ft 1.28 ft 1.21 ft 1.12 ft 0.62 ft 0.62 ft 0.66 ft 0.69 ft 0.75 ft 0.82 ft 0.89 ft 0.92 ft 0.98 ft 1.05 ft 1.08 ft 1.08 ft 1.05 ft 0.98 ft 0.89 ft 0.49 ft 0.52 ft 0.49 ft 0.49 ft 0.56 ft 0.62 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.69 ft 0.69 ft 0.72 ft 0.75 ft 0.75 ft 0.79 ft 0.79 ft 0.82 ft 0.82 ft 0.79 ft 0.79 ft 0.79 ft 0.75 ft 0.69 ft 0.69 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.62 ft 0.59 ft 0.59 ft 0.56 ft 0.59 ft 0.52 ft 0.56 ft 0.52 ft 0.56 ft 0.82 ft 1.08 ft 1.34 ft 1.57 ft 1.71 ft 1.87 ft 1.97 ft 2.07 ft 2.13 ft 2.10 ft 2.07 ft 2.00 ft 1.87 ft 1.74 ft 1.57 ft 1.18 ft 1.38 ft 1.64 ft 1.94 ft 2.07 ft 2.23 ft 2.36 ft 2.39 ft 2.43 ft 2.49 ft 2.46 ft 2.62 ft 2.72 ft 2.85 ft
Period 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″ 5″ 5″ 5″ 5″ 2″ 2″ 2″ 2″ 2″ 2″ 3″ 3″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 1″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 3″ 1″ 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 4″ 4″
Direction → 272° → 272° → 272° → 272° → 272° → 272° → 271° → 271° → 271° → 271° → 271° → 270° → 270° → 270° → 270° → 269° → 269° → 270° → 272° → 267° → 277° → 278° → 278° → 279° → 279° → 280° → 282° → 284° → 288° ↘ 293° ↙ 20° ↙ 23° ↙ 10° ↙ 13° ↙ 20° ↙ 27° ↙ 32° ↙ 31° ↙ 13° ↙ 16° ↙ 11° ↓ 9° ↓ 9° ↙ 10° ↙ 11° ↙ 14° ↙ 17° ↙ 21° ↙ 24° ↙ 26° ↙ 29° ↙ 31° ↙ 31° ↓ 356° ↓ 357° ↓ 360° ↗ 225° ↗ 229° ↗ 231° ↗ 232° ↗ 233° ↗ 234° ↗ 234° ↗ 234° ↗ 232° ↗ 231° ↗ 230° ↗ 229° ↗ 229° ↗ 228° ↗ 227° ↗ 226° ↗ 226° ↗ 226° ↗ 227° ↗ 227° ↗ 221° ↗ 222° ↗ 222° ↗ 221° ↗ 222° ↗ 226° ↗ 228° ↗ 231° ↗ 239° ↗ 241° ↗ 255° ↗ 253° → 262° → 270° ↙ 20° ↙ 32° ↙ 41° ↙ 50° ↙ 53° ↙ 51° ↙ 45° ↙ 40° ↙ 38° ↙ 37° ↙ 39° ↙ 40° ↙ 41° ↙ 41° ↙ 39° ↙ 37° ↙ 48° ↙ 57° ↙ 66° ↙ 74° ← 89° ← 92° ← 90° ← 95° ↖ 100° ↖ 106° ↖ 115° ↖ 118° ↖ 123° ↖ 129°
Height 1.02 ft 2.00 ft 1.94 ft 1.87 ft 1.77 ft 1.67 ft 1.61 ft 1.54 ft 1.44 ft 1.38 ft 1.34 ft 1.28 ft 1.25 ft 1.18 ft 1.12 ft 1.02 ft 0.98 ft 0.95 ft 0.95 ft 0.72 ft 0.69 ft 0.72 ft 0.66 ft 0.62 ft 0.59 ft 0.62 ft 0.59 ft 0.56 ft 0.52 ft 0.69 ft 0.69 ft 0.62 ft 0.56 ft 0.56 ft 0.59 ft 0.69 ft 0.75 ft 0.75 ft 0.72 ft 0.69 ft 0.59 ft 0.52 ft 1.12 ft 1.02 ft 0.92 ft 0.82 ft 0.72 ft 0.69 ft 0.56 ft
Period 2″ 5″ 5″ 5″ 6″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 2″ 2″ 2″ 2″ 2″ 1″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 3″ 3″
Direction ↘ 309° → 269° → 270° → 269° → 268° → 267° → 268° → 267° → 267° → 266° → 267° → 267° → 268° → 268° → 268° → 266° → 267° → 268° → 269° → 263° → 263° → 267° → 272° → 273° → 273° → 278° → 278° → 278° → 278° ↙ 14° ↙ 28° ↙ 27° ↙ 26° ↙ 25° ↙ 22° ↙ 16° ↙ 11° ↓ 8° ↓ 7° ↓ 5° ↓ 4° ↓ 3° ↓ 9° ↓ 8° ↓ 8° ↓ 6° ↙ 11° ↙ 11° ↙ 28°
Height 1.71 ft 1.80 ft 1.80 ft 1.84 ft 1.84 ft 1.77 ft 1.74 ft 1.67 ft 1.64 ft 1.57 ft 1.51 ft 1.48 ft 1.31 ft 1.25 ft 1.08 ft 1.02 ft 0.95 ft 0.85 ft 0.98 ft 0.92 ft 0.82 ft 1.05 ft 0.98 ft 0.95 ft 0.89 ft 0.66 ft 0.89 ft 0.82 ft 0.72 ft 0.75 ft
Period 4″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 4″ 4″ 4″ 4″ 2″ 2″ 2″ 2″
Direction ↘ 337° ↘ 333° ↘ 330° ↘ 326° ↘ 323° ↘ 321° ↘ 319° ↘ 317° ↘ 315° ↘ 315° ↘ 316° ↘ 319° ↘ 308° ↘ 308° ↘ 299° ↘ 298° ↘ 298° ↘ 299° ↘ 294° ↘ 293° ↘ 295° → 283° → 283° → 283° → 282° ↘ 291° ← 90° ← 89° ← 91° ← 83°
Height 0.85 ft 0.85 ft 0.72 ft
Period 3″ 2″ 2″
Direction ↙ 16° ↙ 30° ↙ 28°
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...