Swell Matrix:
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Hour: 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 17 18 19
Sea Height 4.62 ft 4.59 ft 4.53 ft 4.53 ft 4.53 ft 4.53 ft 4.56 ft 4.53 ft 4.49 ft 4.46 ft 4.43 ft 4.46 ft 4.62 ft 4.95 ft 5.44 ft 5.71 ft 5.77 ft 5.71 ft 5.64 ft 5.61 ft 5.58 ft 5.54 ft 5.48 ft 5.41 ft 5.41 ft 5.38 ft 5.38 ft 5.38 ft 5.38 ft 5.35 ft 5.35 ft 5.38 ft 5.41 ft 5.51 ft 5.58 ft 5.74 ft 5.90 ft 6.04 ft 6.13 ft 6.17 ft 6.13 ft 6.10 ft 5.97 ft 5.84 ft 5.67 ft 5.51 ft 5.35 ft 5.15 ft 4.99 ft 4.82 ft 4.69 ft 4.53 ft 4.40 ft 4.26 ft 4.13 ft 4.00 ft 3.87 ft 3.71 ft 3.58 ft 3.44 ft 3.35 ft 3.21 ft 3.12 ft 3.02 ft 2.95 ft 2.89 ft 2.82 ft 2.79 ft 2.76 ft 2.76 ft 2.72 ft 2.72 ft 2.69 ft 2.69 ft 2.69 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 2.66 ft 2.66 ft 2.62 ft 2.66 ft 2.66 ft 2.69 ft 2.69 ft 2.72 ft 2.76 ft 2.76 ft 2.76 ft 2.76 ft 2.79 ft 2.82 ft 2.85 ft 2.89 ft 2.92 ft 2.95 ft 3.02 ft 3.05 ft 3.08 ft 3.12 ft 3.15 ft 3.18 ft 3.21 ft 3.28 ft 3.31 ft 3.35 ft 3.41 ft 3.44 ft 3.44 ft 3.48 ft 3.51 ft 3.51 ft 3.51 ft 3.51 ft 3.51 ft 3.51 ft 3.51 ft 3.51 ft 3.51 ft 3.48 ft 3.48 ft 3.44 ft 3.44 ft 3.41 ft 3.38 ft 3.35 ft 3.31 ft 3.28 ft 3.21 ft 3.18 ft 3.12 ft 3.08 ft 3.08 ft 3.08 ft 3.08 ft 3.12 ft 3.18 ft 3.25 ft 3.31 ft 3.41 ft 3.51 ft 3.61 ft 3.67 ft 3.77 ft 3.84 ft 3.94 ft 4.00 ft 4.10 ft 4.17 ft 4.26 ft 4.36 ft 4.43 ft 4.49 ft 4.56 ft 4.62 ft 4.66 ft 4.69 ft 4.69 ft 4.69 ft 4.69 ft 4.69 ft 4.66 ft 4.62 ft 4.56 ft 4.53 ft 4.46 ft 4.43 ft 4.36 ft 4.33 ft 4.26 ft 4.20 ft 4.13 ft 4.07 ft 4.00 ft 3.94 ft 3.87 ft 3.80 ft 3.74 ft 3.67 ft 3.61 ft 3.54 ft 3.48 ft 3.41 ft 3.35 ft
Height 4.46 ft 4.43 ft 4.40 ft 4.36 ft 4.36 ft 4.40 ft 4.40 ft 4.36 ft 4.33 ft 4.26 ft 4.23 ft 4.72 ft 0.56 ft 0.62 ft 0.62 ft 0.52 ft 0.66 ft 0.75 ft 0.89 ft 0.98 ft 1.12 ft 1.21 ft 1.31 ft 1.41 ft 1.51 ft 1.57 ft 1.67 ft 1.71 ft 1.77 ft 1.84 ft 1.90 ft 1.94 ft 1.97 ft 2.03 ft 2.07 ft 2.36 ft 2.36 ft 2.39 ft 2.39 ft 2.43 ft 2.43 ft 2.43 ft 2.43 ft 2.43 ft 2.43 ft 2.43 ft 2.43 ft 2.39 ft 2.39 ft 2.79 ft 2.36 ft 2.33 ft 2.30 ft 2.26 ft 2.26 ft 2.26 ft 2.16 ft 2.16 ft 3.08 ft 3.08 ft 3.08 ft 3.12 ft 3.12 ft 3.15 ft 2.26 ft 2.49 ft 2.72 ft 2.89 ft 2.92 ft 3.15 ft 3.28 ft 3.41 ft 3.51 ft 3.64 ft 3.74 ft 3.80 ft 3.94 ft 4.03 ft 4.13 ft 4.23 ft 4.33 ft 4.43 ft 4.49 ft 4.56 ft 4.59 ft 4.62 ft 4.66 ft 4.66 ft 4.66 ft 4.62 ft 4.59 ft 4.56 ft 4.53 ft 4.49 ft 4.43 ft 4.40 ft 4.33 ft 4.26 ft 4.23 ft 4.17 ft 4.10 ft 4.03 ft 3.97 ft 3.90 ft 3.84 ft 3.77 ft 3.71 ft 3.64 ft 3.58 ft 3.51 ft 3.44 ft 3.38 ft 3.31 ft
Period 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 7″ 7″ 6″ 10″ 9″ 9″ 17″ 17″ 16″ 16″ 16″ 16″ 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″ 12″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 10″ 9″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 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″ 9″ 9″ 9″ 9″ 9″ 9″ 9″
Direction ↑ 187° ↑ 188° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↗ 190° ↗ 190° ↗ 190° ↗ 191° ↗ 191° ↑ 177° ↘ 291° → 288° → 290° ↘ 299° ↘ 299° ↘ 299° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 300° ↘ 297° ↘ 297° ↘ 297° ↘ 297° ↘ 297° ↘ 297° ↘ 297° ↘ 297° ↘ 297° ↘ 298° ↘ 298° ↘ 298° ↘ 298° ↘ 298° → 290° ↘ 298° ↘ 298° ↘ 299° ↘ 299° ↘ 299° ↘ 299° ↘ 299° ↘ 299° → 288° → 288° → 287° → 286° → 286° → 285° → 277° → 279° → 280° → 281° → 284° → 280° → 279° → 278° → 277° → 277° → 277° → 276° → 276° → 276° → 276° → 276° → 277° → 277° → 277° → 277° → 276° → 276° → 276° → 275° → 275° → 275° → 274° → 274° → 273° → 273° → 273° → 272° → 272° → 272° → 271° → 271° → 271° → 271° → 270° → 270° → 270° → 269° → 269° → 269° → 269° → 269° → 269° → 269° → 269°
Height 1.02 ft 1.05 ft 0.98 ft 0.95 ft 0.92 ft 0.89 ft 0.89 ft 0.85 ft 0.85 ft 0.82 ft 0.79 ft 0.82 ft 0.79 ft 0.75 ft 0.75 ft 0.59 ft 0.72 ft 0.56 ft 0.69 ft 0.72 ft 0.52 ft 1.57 ft 1.71 ft 1.77 ft 1.90 ft 1.97 ft 2.07 ft 2.13 ft 2.20 ft 2.62 ft 2.66 ft 2.62 ft 2.62 ft 2.59 ft 2.59 ft 0.79 ft 0.59 ft 0.56 ft 0.52 ft 0.52 ft 0.56 ft 0.52 ft 0.52 ft 0.56 ft 0.49 ft 0.59 ft 0.59 ft 0.62 ft 0.59 ft 0.62 ft 0.62 ft 0.62 ft 0.59 ft 0.56 ft 0.59 ft 0.56 ft 0.52 ft 0.56 ft 0.49 ft 0.52 ft 0.49 ft 0.49 ft
Period 11″ 11″ 11″ 11″ 11″ 11″ 11″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 9″ 5″ 6″ 6″ 6″ 6″ 7″ 7″ 7″ 8″ 8″ 8″ 8″ 8″ 8″ 2″ 16″ 16″ 16″ 16″ 13″ 13″ 13″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 11″ 10″
Direction → 278° → 281° → 278° → 278° → 277° → 277° → 278° → 278° → 278° → 278° → 277° → 280° → 279° → 279° → 280° → 270° → 278° → 268° → 279° → 283° → 274° → 269° → 272° → 273° → 275° → 276° → 276° → 277° → 277° → 276° → 277° → 277° → 278° → 278° → 279° ↑ 189° ↘ 308° ↘ 308° ↘ 308° ↘ 308° ↘ 317° ↘ 317° ↘ 318° ↘ 316° ↘ 315° ↘ 314° ↘ 315° ↘ 314° ↘ 314° ↘ 314° ↘ 314° ↘ 314° ↘ 314° ↘ 314° ↘ 314° ↘ 314° ↘ 315° ↘ 314° ↘ 315° ↘ 315° ↘ 315° ↘ 314°
Height 0.49 ft 0.56 ft 0.62 ft 0.69 ft 0.75 ft 0.82 ft 0.89 ft 0.95 ft 1.02 ft 1.08 ft 1.15 ft 1.21 ft 1.28 ft 1.34 ft 1.38 ft 1.44 ft 1.48 ft 1.51 ft 1.54 ft 1.57 ft 1.61 ft 1.64 ft 1.64 ft 1.67 ft 1.67 ft 1.67 ft 1.67 ft 1.67 ft 1.67 ft 1.77 ft 1.77 ft 1.77 ft 1.67 ft 1.64 ft 1.61 ft 1.64 ft 1.64 ft 1.61 ft 1.61 ft 1.57 ft 1.57 ft 1.57 ft 1.54 ft 1.54 ft 1.51 ft 1.51 ft 1.51 ft 1.48 ft 1.48 ft 1.48 ft 1.44 ft 1.44 ft 1.44 ft 1.41 ft 1.41 ft 1.41 ft 1.38 ft 1.38 ft 1.38 ft 1.34 ft 1.34 ft 1.34 ft 1.31 ft 1.31 ft 1.31 ft 1.28 ft 1.28 ft 1.28 ft 1.25 ft 1.25 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 1.08 ft 0.56 ft 0.62 ft 0.82 ft 0.92 ft 0.98 ft 1.08 ft 1.18 ft
Period 16″ 16″ 16″ 16″ 16″ 16″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 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″ 11″ 11″ 11″ 11″ 10″ 10″ 16″ 16″ 14″ 14″ 14″ 14″ 14″
Direction → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 289° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 288° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 287° → 286° → 287° → 286° → 287° → 286° → 286° ↘ 308° ↘ 308° ↘ 306° ↘ 306° ↘ 306° ↘ 307° ↘ 307°
Height 3.51 ft 3.38 ft 5.25 ft 5.51 ft 5.54 ft 5.48 ft 5.41 ft 5.35 ft 5.31 ft 5.28 ft 5.18 ft 5.15 ft 5.12 ft 5.08 ft 5.08 ft 5.08 ft 5.08 ft 5.08 ft 5.05 ft 5.05 ft 5.12 ft 5.22 ft 5.31 ft 5.48 ft 5.67 ft 5.81 ft 5.90 ft 5.94 ft 5.94 ft 5.87 ft 5.77 ft 5.64 ft 5.48 ft 5.31 ft 5.12 ft 4.92 ft 4.76 ft 4.59 ft 4.43 ft 4.26 ft 4.13 ft 4.00 ft 3.87 ft 3.71 ft 3.58 ft 3.44 ft 3.28 ft 3.15 ft 3.02 ft 2.89 ft 2.72 ft 2.62 ft 2.53 ft 2.39 ft 2.30 ft 2.20 ft 2.10 ft 2.03 ft 1.94 ft 1.87 ft 1.80 ft 1.71 ft 1.67 ft 1.61 ft 1.54 ft 1.48 ft 1.41 ft 1.38 ft 1.31 ft 1.25 ft 1.21 ft 1.18 ft 1.12 ft 1.08 ft 1.05 ft 1.08 ft 1.08 ft 1.15 ft 1.21 ft 1.25 ft 1.28 ft 1.31 ft 1.34 ft 1.38 ft 1.51 ft 1.54 ft 1.64 ft 1.71 ft 2.36 ft 2.36 ft 3.51 ft 3.51 ft 3.51 ft 3.51 ft 3.51 ft 3.51 ft 3.51 ft 3.48 ft 3.48 ft 3.44 ft 3.44 ft 3.41 ft 3.38 ft 3.35 ft 3.31 ft 3.28 ft 3.21 ft 3.18 ft 3.12 ft 3.08 ft 3.05 ft 3.05 ft 3.08 ft 2.16 ft 1.94 ft 1.74 ft 1.64 ft 1.57 ft 1.51 ft 1.44 ft 1.41 ft 1.34 ft 1.25 ft 1.21 ft 1.21 ft 1.15 ft 1.12 ft 1.12 ft 1.02 ft 0.79 ft 0.66 ft 0.62 ft 0.59 ft 0.75 ft 0.72 ft 0.69 ft
Period 7″ 7″ 5″ 5″ 5″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 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″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 5″ 4″ 4″ 5″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 14″ 14″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 13″ 13″ 13″ 13″ 13″
Direction ↗ 206° ↗ 206° ↖ 173° ↖ 174° ↑ 178° ↑ 182° ↑ 185° ↑ 187° ↑ 189° ↗ 191° ↗ 193° ↗ 195° ↗ 197° ↗ 199° ↗ 200° ↗ 201° ↗ 203° ↗ 204° ↗ 203° ↗ 203° ↗ 203° ↗ 203° ↗ 203° ↗ 202° ↗ 202° ↗ 202° ↗ 202° ↗ 203° ↗ 203° ↗ 204° ↗ 206° ↗ 207° ↗ 209° ↗ 211° ↗ 213° ↗ 215° ↗ 217° ↗ 219° ↗ 221° ↗ 223° ↗ 226° ↗ 228° ↗ 231° ↗ 232° ↗ 234° ↗ 235° ↗ 236° ↗ 237° ↗ 238° ↗ 238° ↗ 237° ↗ 238° ↗ 239° ↗ 238° ↗ 238° ↗ 238° ↗ 238° ↗ 239° ↗ 239° ↗ 239° ↗ 239° ↗ 239° ↗ 239° ↗ 240° ↗ 240° ↗ 241° ↗ 241° ↗ 241° ↗ 242° ↗ 242° ↗ 243° ↗ 243° ↗ 244° ↗ 243° ↗ 242° ↗ 241° ↗ 241° ↗ 241° ↗ 243° ↗ 245° ↗ 248° ↗ 251° ↗ 255° ↗ 259° ↘ 307° ↘ 308° ↘ 308° ↘ 307° ↘ 306° ↘ 306° ↘ 292° ↘ 293° ↘ 293° ↘ 294° ↘ 294° ↘ 295° ↘ 295° ↘ 295° ↘ 296° ↘ 296° ↘ 296° ↘ 296° ↘ 297° ↘ 297° ↘ 297° ↘ 297° ↘ 297° ↘ 296° ↘ 296° ↘ 295° ↘ 295° ↘ 294° ↘ 292° ↘ 305° ↘ 308° ↘ 309° ↘ 309° ↘ 309° ↘ 310° ↘ 310° ↘ 310° ↘ 310° ↘ 310° ↘ 310° ↘ 310° ↘ 311° ↘ 311° ↘ 312° ↘ 311° ↘ 314° ↘ 317° ↘ 318° ↘ 318° ↘ 314° ↘ 314° ↘ 314°
Height 2.39 ft 2.79 ft 1.51 ft 1.54 ft 1.54 ft 1.51 ft
Period 4″ 4″ 10″ 10″ 10″ 10″
Direction ↖ 144° ↖ 145° ↘ 301° ↘ 302° ↘ 303° ↘ 303°
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...