Swell Matrix:
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hide labels Friday, December 15 Saturday, December 16 Sunday, December 17 Monday, December 18 Tuesday, December 19 Wednesday, December 20 Thursday, December 21 Friday, Dec 22
Hour: 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 8 9 10 11 12 13 14 15 16
Tide:
Sea Height 2.72 ft 2.69 ft 2.66 ft 2.66 ft 2.66 ft 2.66 ft 2.66 ft 2.66 ft 2.66 ft 2.62 ft 2.62 ft 2.62 ft 2.59 ft 2.59 ft 2.56 ft 2.56 ft 2.53 ft 2.53 ft 2.49 ft 2.49 ft 2.46 ft 2.46 ft 2.46 ft 2.43 ft 2.39 ft 2.39 ft 2.36 ft 2.36 ft 2.36 ft 2.33 ft 2.36 ft 2.36 ft 2.43 ft 2.46 ft 2.49 ft 2.53 ft 2.62 ft 2.69 ft 2.76 ft 2.89 ft 3.02 ft 3.31 ft 3.84 ft 4.36 ft 4.66 ft 4.82 ft 4.89 ft 4.79 ft 4.62 ft 4.46 ft 4.30 ft 4.13 ft 3.97 ft 3.84 ft 3.67 ft 3.54 ft 3.38 ft 3.25 ft 3.12 ft 2.98 ft 2.82 ft 2.69 ft 2.56 ft 2.46 ft 2.33 ft 2.23 ft 2.16 ft 2.10 ft 2.03 ft 2.00 ft 1.94 ft 1.90 ft 1.87 ft 1.80 ft 1.77 ft 1.74 ft 1.71 ft 1.67 ft 1.64 ft 1.61 ft 1.57 ft 1.54 ft 1.51 ft 1.48 ft 1.44 ft 1.41 ft 1.38 ft 1.34 ft 1.34 ft 1.31 ft 1.28 ft 1.25 ft 1.25 ft 1.21 ft 1.18 ft 1.18 ft 1.15 ft 1.15 ft 1.12 ft 1.12 ft 1.08 ft 1.08 ft 1.08 ft 1.05 ft 1.05 ft 1.05 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 1.02 ft 1.02 ft 1.05 ft 1.08 ft 1.12 ft 1.15 ft 1.18 ft 1.18 ft 1.21 ft 1.21 ft 1.21 ft 1.21 ft 1.21 ft 1.25 ft 1.28 ft 1.28 ft 1.31 ft 1.34 ft 1.34 ft 1.38 ft 1.44 ft 1.51 ft 1.61 ft 1.74 ft 1.90 ft 2.10 ft 2.33 ft 2.62 ft 2.95 ft 3.35 ft 3.74 ft 4.10 ft 4.36 ft 4.40 ft 4.33 ft 4.26 ft 4.17 ft 4.07 ft 3.90 ft 3.67 ft 3.41 ft 3.15 ft 2.95 ft 2.79 ft 2.62 ft 2.49 ft 2.36 ft 2.26 ft 2.13 ft 2.07 ft 1.97 ft 1.94 ft 1.90 ft 1.94 ft 1.90 ft 1.87 ft 1.84 ft 1.80 ft 1.77 ft 1.71 ft 1.64 ft 1.61 ft 1.54 ft 1.48 ft 1.44 ft 1.41 ft 1.38 ft 1.38 ft 1.34 ft 1.34 ft 1.34 ft 1.34 ft 1.41 ft 1.51 ft 1.74 ft
Height 2.03 ft 1.97 ft 1.84 ft 1.80 ft 1.77 ft 1.71 ft 1.61 ft 1.61 ft 1.54 ft 1.57 ft 1.61 ft 1.61 ft 1.61 ft 1.64 ft 1.64 ft 1.67 ft 1.74 ft 1.74 ft 1.51 ft 1.44 ft 1.44 ft 1.44 ft 1.41 ft 1.44 ft 1.41 ft 1.28 ft 1.28 ft 1.15 ft 1.08 ft 3.94 ft 2.26 ft 2.23 ft 2.20 ft 2.16 ft 2.10 ft 3.08 ft 1.87 ft 1.67 ft 1.57 ft 1.54 ft 1.48 ft 1.44 ft 1.38 ft 1.38 ft 1.31 ft 1.31 ft 1.28 ft 1.21 ft 1.18 ft 1.15 ft 1.08 ft 1.02 ft 0.89 ft 0.89 ft 0.85 ft 0.82 ft 0.79 ft 0.75 ft 0.72 ft 0.72 ft 0.66 ft 0.66 ft 0.62 ft 0.62 ft 0.62 ft 0.59 ft 0.59 ft 0.59 ft 0.56 ft 0.56 ft 0.59 ft 0.56 ft 0.52 ft 0.52 ft 0.49 ft 0.56 ft 0.56 ft 0.56 ft 0.62 ft 0.56 ft 0.75 ft 0.56 ft 0.79 ft 0.69 ft 0.82 ft 0.69 ft 0.69 ft 0.69 ft 0.85 ft 0.85 ft 0.85 ft 0.85 ft 0.85 ft 0.85 ft 0.85 ft 0.85 ft 0.85 ft 0.85 ft 0.85 ft 0.82 ft 0.82 ft 0.72 ft 0.59 ft 0.59 ft 0.56 ft 0.52 ft 0.52 ft 0.49 ft 0.49 ft 0.49 ft 0.49 ft 0.49 ft 0.49 ft 0.49 ft 0.49 ft 1.28 ft 1.21 ft 1.15 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 0.75 ft 0.75 ft 0.75 ft 1.28 ft 1.54 ft
Period 8″ 8″ 8″ 9″ 9″ 9″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 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″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 13″ 13″ 12″ 12″ 12″ 12″ 11″ 12″ 12″ 12″ 12″ 12″ 12″ 13″ 13″ 13″ 13″ 13″ 13″ 12″ 12″ 12″ 12″ 12″ 14″ 12″ 14″ 14″ 14″ 14″ 14″ 13″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 5″ 5″ 5″ 2″ 3″
Direction → 275° → 275° → 275° → 275° → 275° → 274° → 278° → 278° → 277° → 277° → 277° → 277° → 277° → 276° → 276° → 275° → 275° → 274° → 277° → 277° → 277° → 277° → 277° → 277° → 277° → 276° → 276° → 277° → 277° → 275° → 280° → 281° → 281° → 281° → 282° → 279° → 282° → 283° → 283° → 284° → 284° → 284° → 284° → 284° → 284° → 283° → 283° → 284° → 284° → 284° → 284° → 285° → 285° → 286° → 286° → 286° → 287° → 287° → 286° → 286° → 287° → 287° → 287° → 287° → 286° → 288° → 288° → 288° → 288° → 288° → 286° → 286° → 287° → 287° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 289° → 288° → 289° → 289° → 288° → 288° → 288° → 288° → 288° → 288° → 287° → 287° → 287° → 286° → 286° → 286° → 287° → 286° → 287° → 288° → 286° → 289° → 289° → 289° ↖ 165° ↖ 165° ↖ 165° ↖ 165° ↖ 165° ↖ 165° ↖ 165° ↖ 165° → 275° → 275° → 274° → 275° → 275° → 276° → 276° → 277° → 277° → 277° → 277° → 277° → 278° → 278° → 278° → 278° → 278° ↘ 292° → 287°
Height 1.05 ft 1.05 ft 1.12 ft 1.05 ft 1.02 ft 1.02 ft 1.94 ft 1.90 ft 1.87 ft 1.84 ft 1.77 ft 1.74 ft 1.64 ft 1.61 ft 1.57 ft 1.48 ft 1.44 ft 1.41 ft 0.89 ft 1.05 ft 1.21 ft 1.34 ft 1.48 ft 1.61 ft 1.77 ft 1.94 ft 2.10 ft 2.30 ft 2.56 ft 3.08 ft 3.67 ft 4.23 ft 4.62 ft 4.79 ft 4.85 ft 4.76 ft 4.62 ft 4.43 ft 4.26 ft 4.10 ft 3.05 ft 2.89 ft 2.72 ft 2.56 ft 2.43 ft 2.26 ft 2.13 ft 2.07 ft 1.90 ft 1.84 ft 1.80 ft 1.71 ft 1.61 ft 1.57 ft 1.51 ft 1.41 ft 1.41 ft 1.38 ft 1.38 ft 1.38 ft 1.38 ft 1.38 ft 1.38 ft 1.34 ft 1.34 ft 1.31 ft 1.28 ft 1.25 ft 1.21 ft 1.18 ft 1.18 ft 1.08 ft 1.08 ft 1.05 ft 1.02 ft 0.95 ft 0.95 ft 0.92 ft 0.92 ft 0.89 ft 0.89 ft 0.89 ft 0.85 ft 0.82 ft 0.82 ft 0.79 ft 0.75 ft 0.72 ft 0.72 ft 0.69 ft 0.69 ft 0.66 ft 0.66 ft 0.66 ft 0.62 ft 0.62 ft 0.59 ft 0.56 ft 0.56 ft 0.56 ft 0.56 ft 0.52 ft 0.49 ft 0.52 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 0.75 ft 0.79 ft 0.82 ft 0.85 ft 0.89 ft 0.95 ft 1.02 ft 1.12 ft 1.25 ft 1.41 ft 1.61 ft 1.84 ft 2.10 ft 2.43 ft 2.79 ft 3.18 ft 3.61 ft 4.00 ft 4.26 ft 4.33 ft 4.26 ft 4.17 ft 4.10 ft 4.00 ft 3.84 ft 3.61 ft 3.31 ft 3.08 ft 2.85 ft 2.69 ft 2.53 ft 2.39 ft 2.26 ft 2.16 ft 2.03 ft 1.94 ft 1.77 ft 1.64 ft 1.54 ft 1.48 ft 1.38 ft 0.66 ft 0.79 ft 1.15 ft
Period 12″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 10″ 10″ 10″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 5″ 5″ 5″ 6″ 7″ 9″ 9″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 8″ 7″ 7″ 7″ 7″ 8″ 8″ 8″ 8″ 8″ 8″ 8″ 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″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 2″ 2″ 2″ 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 5″ 5″ 5″ 5″ 6″ 6″ 6″ 6″ 6″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 8″ 8″ 7″ 7″ 7″ 6″ 6″ 6″ 6″ 6″ 2″ 2″ 5″
Direction → 282° → 282° → 282° → 283° → 283° → 283° → 277° → 277° → 277° → 277° → 277° → 277° → 277° → 277° → 277° → 277° → 277° → 277° ↗ 259° → 261° → 262° → 263° → 264° → 266° → 267° → 267° → 268° → 268° → 268° → 270° → 271° → 272° → 273° → 274° → 274° → 274° → 274° → 274° → 274° → 275° → 272° → 272° → 272° → 273° → 275° → 279° → 276° → 276° → 276° → 276° → 278° → 276° → 275° → 275° → 274° → 272° → 272° → 272° → 273° → 273° → 273° → 273° → 274° → 274° → 274° → 274° → 274° → 274° → 273° → 273° → 273° → 273° → 273° → 272° → 272° → 272° → 272° → 272° → 272° → 272° → 273° → 273° → 272° → 272° → 272° → 272° → 272° → 272° → 272° → 272° → 272° → 272° → 273° → 273° → 273° → 273° → 273° → 273° → 273° → 273° → 274° → 274° → 274° → 269° → 268° → 267° → 265° → 265° → 264° → 264° → 264° → 264° → 266° → 266° → 266° → 266° → 266° → 266° → 265° → 264° → 263° → 263° → 263° → 264° → 264° → 264° → 265° → 266° → 267° → 268° → 269° → 270° → 271° → 272° → 272° → 273° → 274° → 275° → 276° → 277° → 277° → 277° → 278° → 278° → 278° → 278° → 278° → 278° → 278° → 275° → 274° → 275° → 275° ↖ 102° ↙ 60° ↘ 294°
Height 0.95 ft 1.02 ft 1.08 ft 1.15 ft 1.57 ft 1.64 ft 1.44 ft 1.57 ft 1.64 ft 1.64 ft 1.67 ft 1.67 ft 1.67 ft 1.94 ft 1.94 ft 2.00 ft 2.00 ft 2.00 ft 1.80 ft 1.80 ft 1.84 ft 1.80 ft 1.74 ft 1.71 ft 1.67 ft 1.64 ft 1.61 ft 1.54 ft 1.48 ft 1.44 ft 1.44 ft 1.44 ft 1.41 ft 1.34 ft 1.31 ft 1.21 ft 1.18 ft 1.21 ft 1.18 ft 1.08 ft 1.05 ft 1.05 ft 1.02 ft 0.82 ft 0.62 ft 0.59 ft 0.59 ft 0.52 ft 1.41 ft 0.72 ft 0.72 ft 0.52 ft 0.56 ft 0.66 ft 0.52 ft 0.56 ft 0.56 ft 0.59 ft 0.62 ft 0.66 ft 0.69 ft 0.72 ft 0.72 ft 0.75 ft 0.79 ft
Period 19″ 19″ 19″ 19″ 18″ 18″ 18″ 18″ 18″ 18″ 17″ 17″ 17″ 17″ 17″ 17″ 17″ 17″ 17″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 14″ 2″ 2″ 2″ 2″ 8″ 15″ 14″ 14″ 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 3″ 2″ 2″ 2″ 2″
Direction → 273° → 273° → 273° → 273° → 277° → 277° → 275° → 275° → 276° → 276° → 276° → 276° → 276° → 278° → 278° → 278° → 278° → 278° → 278° → 278° → 279° → 279° → 279° → 279° → 279° → 279° → 280° → 280° → 279° → 279° → 280° → 280° → 280° → 280° → 280° → 281° → 281° → 281° → 281° → 282° → 282° → 281° → 280° → 281° ↙ 30° ↙ 36° ↙ 40° ↙ 40° → 274° → 288° → 288° → 288° ↘ 337° ↘ 347° ↙ 37° ↓ 356° ↓ 351° ↘ 346° ↘ 338° ↘ 340° ↘ 336° ↘ 336° ↘ 331° ↘ 323° ↘ 314°
Height 0.89 ft 0.89 ft 0.95 ft 0.98 ft 0.85 ft 0.72 ft 0.69 ft 0.69 ft 0.79 ft 0.79 ft 0.92 ft 0.56 ft 0.56 ft 0.52 ft 0.69 ft 0.66 ft 0.69 ft 0.79 ft 0.75 ft 0.69 ft 0.66 ft 0.59 ft 0.59 ft 0.59 ft 0.52 ft
Period 15″ 15″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 14″ 9″ 9″ 9″ 10″ 10″ 9″ 10″ 10″ 10″ 10″ 10″ 9″ 9″ 9″
Direction → 283° → 283° → 282° → 282° → 283° → 285° → 285° → 285° → 285° → 284° → 283° ↘ 294° ↘ 293° ↘ 294° → 288° → 289° → 289° → 286° → 286° → 286° → 286° → 286° → 286° → 286° → 288°
Height 0.62 ft 0.62 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 0.59 ft 0.59 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 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.52 ft 0.49 ft 0.49 ft 0.66 ft 0.75 ft 0.79 ft 0.82 ft 0.85 ft 0.89 ft 0.79 ft 0.52 ft
Period 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 1″ 2″ 2″ 2″ 2″ 2″ 2″ 2″
Direction ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 164° ↖ 164° ↖ 164° ↖ 164° ↖ 164° ↖ 164° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 164° ↖ 164° ↖ 164° ↖ 164° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 163° ↖ 164° ↖ 164° ↖ 164° ↖ 164° ↖ 164° ↖ 164° ↖ 164° ↖ 164° ↖ 164° ↙ 33° ↙ 45° ↙ 55° ↙ 64° ↙ 74° ↙ 79° ↙ 79° ↖ 100°
Height 0.49 ft 0.52 ft
Period 2″ 2″
Direction ↘ 321° ↘ 322°

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...