Swell Matrix:
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hide labels Thursday, January 17 Friday, January 18 Saturday, January 19 Sunday, January 20 Monday, January 21 Tuesday, January 22 Wednesday, January 23 Thursday, January 24 Friday, Jan 25
Hour: 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 3 4
Sea Height 4.43 ft 4.43 ft 4.43 ft 4.56 ft 4.85 ft 5.38 ft 6.10 ft 6.89 ft 7.61 ft 8.20 ft 8.63 ft 8.86 ft 8.89 ft 8.86 ft 8.79 ft 8.69 ft 8.59 ft 8.46 ft 8.33 ft 8.17 ft 8.00 ft 7.84 ft 7.64 ft 7.48 ft 7.31 ft 7.15 ft 6.99 ft 6.86 ft 6.69 ft 6.56 ft 6.40 ft 6.26 ft 6.10 ft 6.00 ft 5.87 ft 5.74 ft 5.64 ft 5.51 ft 5.38 ft 5.25 ft 5.12 ft 4.99 ft 4.85 ft 4.72 ft 4.59 ft 4.46 ft 4.33 ft 4.23 ft 4.10 ft 4.00 ft 3.90 ft 3.80 ft 3.71 ft 3.61 ft 3.54 ft 3.44 ft 3.38 ft 3.31 ft 3.28 ft 3.21 ft 3.18 ft 3.15 ft 3.15 ft 3.18 ft 3.18 ft 3.25 ft 3.28 ft 3.35 ft 3.41 ft 3.51 ft 3.58 ft 3.67 ft 3.74 ft 3.80 ft 3.87 ft 3.94 ft 4.00 ft 4.13 ft 4.30 ft 4.46 ft 4.62 ft 4.76 ft 4.79 ft 4.76 ft 4.72 ft 4.72 ft 4.69 ft 4.76 ft 4.82 ft 4.95 ft 5.02 ft 5.02 ft 4.99 ft 4.99 ft 4.99 ft 4.99 ft 4.92 ft 4.79 ft 4.66 ft 4.53 ft 4.49 ft 4.46 ft 4.49 ft 4.49 ft 4.53 ft 4.53 ft 4.46 ft 4.36 ft 4.30 ft 4.30 ft 4.30 ft 4.23 ft 4.10 ft 3.97 ft 3.80 ft 3.64 ft 3.51 ft 3.41 ft 3.35 ft 3.25 ft 3.18 ft 3.15 ft 3.08 ft 3.05 ft 2.98 ft 2.95 ft 2.89 ft 2.82 ft 2.76 ft 2.69 ft 2.62 ft 2.56 ft 2.49 ft 2.43 ft 2.33 ft 2.26 ft 2.20 ft 2.16 ft 2.10 ft 2.03 ft 2.00 ft 1.94 ft 1.90 ft 1.87 ft 1.84 ft 1.80 ft 1.77 ft 1.74 ft 1.74 ft 1.71 ft 1.71 ft 1.71 ft 1.74 ft 1.80 ft 1.84 ft 1.87 ft 1.94 ft 1.97 ft 2.03 ft 2.07 ft 2.10 ft 2.16 ft 2.20 ft 2.23 ft 2.26 ft 2.30 ft 2.33 ft 2.36 ft 2.39 ft 2.43 ft 2.43 ft 2.46 ft 2.46 ft 2.49 ft 2.49 ft 2.53 ft 2.53 ft 2.56 ft 2.59 ft 2.66 ft 2.72 ft 2.79 ft 2.82 ft 2.82 ft 2.82 ft 2.82 ft 2.85 ft 2.85 ft 2.89 ft
Height 2.85 ft 2.62 ft 0.62 ft 1.77 ft 3.48 ft 4.10 ft 4.82 ft 7.77 ft 8.82 ft 8.89 ft 8.86 ft 8.76 ft 8.69 ft 8.56 ft 8.46 ft 8.30 ft 8.17 ft 8.00 ft 7.84 ft 7.64 ft 7.48 ft 7.28 ft 7.12 ft 6.95 ft 6.82 ft 6.66 ft 6.53 ft 6.36 ft 6.23 ft 6.10 ft 5.97 ft 5.84 ft 5.74 ft 5.61 ft 5.48 ft 5.35 ft 5.22 ft 5.08 ft 4.95 ft 4.82 ft 4.69 ft 4.56 ft 4.43 ft 4.30 ft 4.20 ft 4.07 ft 3.97 ft 3.87 ft 3.77 ft 3.67 ft 3.58 ft 3.48 ft 3.41 ft 3.35 ft 3.28 ft 3.21 ft 3.18 ft 3.15 ft 3.12 ft 3.12 ft 3.12 ft 3.15 ft 3.18 ft 3.25 ft 3.31 ft 3.38 ft 3.44 ft 3.54 ft 3.61 ft 3.71 ft 3.77 ft 3.84 ft 3.90 ft 3.97 ft 4.10 ft 3.80 ft 3.80 ft 3.77 ft 3.77 ft 3.74 ft 3.71 ft 3.67 ft 3.64 ft 3.61 ft 3.58 ft 4.79 ft 4.92 ft 4.99 ft 3.31 ft 3.28 ft 3.05 ft 2.98 ft 2.92 ft 2.92 ft 2.92 ft 2.79 ft 2.76 ft 4.46 ft 4.46 ft 4.46 ft 4.49 ft 4.53 ft 4.49 ft 4.43 ft 4.36 ft 4.30 ft 4.26 ft 4.26 ft 4.00 ft 4.10 ft 3.77 ft 3.77 ft 3.64 ft 3.51 ft 3.41 ft 3.31 ft 3.25 ft 3.18 ft 3.12 ft 3.08 ft 3.02 ft 2.98 ft 2.92 ft 2.85 ft 2.79 ft 2.72 ft 2.66 ft 2.59 ft 2.53 ft 2.46 ft 2.39 ft 2.33 ft 2.26 ft 2.20 ft 2.13 ft 2.07 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 1.61 ft 1.57 ft 1.54 ft 1.51 ft 1.51 ft 1.51 ft 1.48 ft 1.44 ft 1.41 ft 1.38 ft 1.34 ft 1.31 ft 1.28 ft 1.21 ft 1.18 ft 1.15 ft 1.12 ft 1.08 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.02 ft 0.56 ft 0.62 ft 0.62 ft 0.59 ft 0.56 ft
Period 4″ 4″ 20″ 20″ 19″ 18″ 18″ 17″ 18″ 17″ 17″ 17″ 17″ 17″ 17″ 16″ 16″ 16″ 16″ 16″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 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″ 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″ 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″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 19″ 19″ 18″ 18″ 19″
Direction ↗ 203° ↗ 204° → 285° → 284° → 281° → 283° → 282° → 275° → 272° → 272° → 272° → 272° → 272° → 272° → 272° → 273° → 273° → 273° → 273° → 273° → 273° → 273° → 273° → 273° → 273° → 274° → 274° → 274° → 274° → 274° → 274° → 274° → 274° → 274° → 275° → 275° → 275° → 275° → 275° → 276° → 276° → 276° → 276° → 276° → 276° → 276° → 276° → 277° → 277° → 277° → 277° → 277° → 277° → 277° → 278° → 278° → 278° → 278° → 278° → 278° → 278° → 279° → 279° → 279° → 278° → 278° → 278° → 278° → 278° → 277° → 277° → 277° → 276° → 276° → 276° → 276° → 276° → 275° → 275° → 275° → 275° → 275° → 274° → 274° → 274° → 275° → 275° → 275° → 274° → 274° → 274° → 274° → 274° → 274° → 274° → 273° → 273° → 281° → 281° → 281° → 282° → 282° → 283° → 282° → 282° → 282° → 282° → 282° → 277° → 281° → 277° → 280° → 279° → 278° → 278° → 277° → 277° → 277° → 277° → 277° → 277° → 278° → 278° → 278° → 278° → 278° → 278° → 278° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 280° → 280° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 280° → 264° → 264° → 262° ↗ 260° ↗ 259°
Height 2.49 ft 2.62 ft 2.69 ft 2.46 ft 2.13 ft 1.51 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 0.52 ft 0.56 ft 0.52 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 0.49 ft 0.49 ft 3.71 ft 3.74 ft 3.94 ft 4.00 ft 4.03 ft 3.94 ft 3.77 ft 3.71 ft 3.58 ft 1.31 ft 1.12 ft 0.52 ft 0.62 ft 0.69 ft 0.79 ft 0.92 ft 1.02 ft 1.12 ft 1.25 ft 1.34 ft 1.44 ft 1.54 ft 1.64 ft 1.71 ft 1.77 ft 1.84 ft 1.90 ft 1.97 ft 2.03 ft 2.07 ft 2.10 ft 2.13 ft 2.16 ft 2.39 ft 2.43 ft 2.43 ft 2.43 ft 2.43 ft 2.46 ft 2.46 ft 2.46 ft 2.53 ft 2.56 ft 2.46 ft 2.46 ft 2.46 ft 2.43 ft 2.39 ft 2.36 ft 2.33 ft 2.33 ft
Period 16″ 16″ 16″ 15″ 15″ 15″ 17″ 17″ 17″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 4″ 5″ 5″ 5″ 6″ 6″ 6″ 7″ 7″ 3″ 2″ 16″ 16″ 16″ 15″ 15″ 15″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 13″ 12″ 12″ 12″ 12″
Direction → 277° → 278° → 277° → 278° → 277° → 281° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 188° ↑ 188° ↑ 188° ↑ 188° ↑ 188° ↑ 188° ↑ 188° ↑ 188° ↑ 188° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° ↑ 189° → 277° → 278° → 279° → 281° → 282° → 284° → 285° → 285° → 286° ↘ 338° ↘ 342° → 276° → 277° → 277° → 277° → 277° → 278° → 278° → 278° → 278° → 278° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 279° → 281° → 282° → 279° → 279° → 278° → 278° → 278° → 279° → 279° → 278°
Height 2.20 ft 2.26 ft 2.39 ft 2.76 ft 3.38 ft 3.61 ft 3.74 ft 3.77 ft 3.90 ft 1.90 ft 2.30 ft 2.66 ft 2.85 ft 2.95 ft 2.95 ft 2.95 ft 2.95 ft 2.98 ft 3.08 ft 0.89 ft 0.92 ft 0.92 ft 0.89 ft 0.85 ft 0.82 ft 0.89 ft 0.92 ft
Period 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 2″ 2″ 2″ 2″ 2″ 2″ 2″ 2″
Direction → 270° → 270° → 270° → 271° → 272° → 273° → 274° → 264° → 267° → 273° → 273° → 273° → 274° → 275° → 276° → 277° → 277° → 276° → 276° ↙ 61° ↙ 64° ↙ 66° ↙ 67° ↙ 67° ↙ 66° ↙ 66° ↙ 66°
Height 2.00 ft 1.77 ft 1.61 ft 1.64 ft 1.57 ft 0.56 ft 0.66 ft 0.79 ft 1.08 ft 1.15 ft 1.21 ft 1.31 ft 1.31 ft
Period 5″ 5″ 5″ 5″ 4″ 18″ 18″ 18″ 18″ 18″ 17″ 17″ 17″
Direction ↑ 188° ↑ 185° ↑ 184° ↗ 191° ↗ 191° → 283° → 282° → 280° → 274° → 274° → 273° → 273° → 274°
Height 1.21 ft 1.12 ft 0.49 ft 0.49 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 0.49 ft 0.52 ft 0.49 ft 0.52 ft 0.49 ft 0.52 ft 0.49 ft 0.49 ft
Period 3″ 3″ 17″ 17″ 17″ 17″ 17″ 17″ 17″ 17″ 17″ 17″ 17″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″
Direction ↗ 256° ↗ 254° ↗ 198° ↗ 198° ↗ 196° ↗ 195° ↗ 198° ↗ 198° ↗ 198° ↗ 198° ↗ 198° ↗ 199° ↗ 200° ↗ 199° ↗ 200° ↗ 199° ↗ 200° ↗ 199° ↗ 199° ↗ 198° ↗ 197° ↗ 196° ↗ 196° ↗ 196° ↗ 196°
Height 0.75 ft 1.51 ft 2.03 ft 2.79 ft 2.95 ft 4.03 ft 4.36 ft 4.23 ft 3.67 ft
Period 23″ 21″ 21″ 21″ 20″ 20″ 19″ 19″ 19″
Direction → 263° → 267° → 266° → 264° ↗ 259° → 262° → 261° ↗ 260° ↗ 259°

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...