Swell Matrix:
Try the new graphical forecast here!
First time here?
hide labels Monday, October 15 Tuesday, October 16 Wednesday, October 17 Thursday, October 18 Friday, October 19 Saturday, October 20 Sunday, October 21 Monday, Oct 22
Hour: 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 8 9 10
Sea Height 1.28 ft 1.28 ft 1.28 ft 1.28 ft 1.28 ft 1.28 ft 1.28 ft 1.28 ft 1.25 ft 1.25 ft 1.25 ft 1.25 ft 1.25 ft 1.25 ft 1.25 ft 1.25 ft 1.21 ft 1.21 ft 1.21 ft 1.21 ft 1.25 ft 1.31 ft 1.48 ft 1.54 ft 1.54 ft 1.51 ft 1.54 ft 1.54 ft 1.54 ft 1.48 ft 1.44 ft 1.41 ft 1.38 ft 1.34 ft 1.34 ft 1.34 ft 1.31 ft 1.31 ft 1.28 ft 1.28 ft 1.25 ft 1.25 ft 1.21 ft 1.21 ft 1.18 ft 1.18 ft 1.18 ft 1.18 ft 1.18 ft 1.21 ft 1.21 ft 1.28 ft 1.31 ft 1.41 ft 1.48 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 1.25 ft 1.21 ft 1.18 ft 1.18 ft 1.15 ft 1.15 ft 1.15 ft 1.18 ft 1.18 ft 1.25 ft 1.28 ft 1.31 ft 1.34 ft 1.34 ft 1.34 ft 1.34 ft 1.34 ft 1.34 ft 1.38 ft 1.38 ft 1.38 ft 1.41 ft 1.41 ft 1.44 ft 1.44 ft 1.48 ft 1.51 ft 1.51 ft 1.54 ft 1.54 ft 1.57 ft 1.57 ft 1.57 ft 1.61 ft 1.64 ft 1.67 ft 1.67 ft 1.71 ft 1.71 ft 1.71 ft 1.67 ft 1.67 ft 1.67 ft 1.64 ft 1.64 ft 1.61 ft 1.61 ft 1.57 ft 1.57 ft 1.54 ft 1.54 ft 1.51 ft 1.51 ft 1.48 ft 1.44 ft 1.44 ft 1.41 ft 1.44 ft 1.44 ft 1.48 ft 1.48 ft 1.48 ft 1.44 ft 1.41 ft 1.38 ft 1.34 ft 1.34 ft 1.31 ft 1.31 ft 1.28 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 1.12 ft 1.08 ft 1.08 ft 1.12 ft 1.15 ft 1.15 ft 1.15 ft 1.12 ft 1.08 ft 1.05 ft 1.05 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 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.98 ft 0.98 ft 0.98 ft 1.02 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 0.98 ft 1.02 ft 1.02 ft 1.02 ft 1.02 ft 1.05 ft 1.05 ft 1.05 ft 1.05 ft 1.08 ft 1.08 ft 1.08 ft
Height 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 0.95 ft 0.95 ft 0.95 ft 0.95 ft 0.95 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 0.85 ft 0.85 ft 0.85 ft 0.82 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 0.82 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 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.79 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 0.72 ft 0.75 ft 0.75 ft 0.75 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 0.72 ft 0.66 ft 0.66 ft 0.69 ft 0.69 ft 0.69 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 0.59 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 0.56 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 0.49 ft 0.49 ft 0.62 ft 0.66 ft 0.69 ft 0.52 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.56 ft 0.59 ft 0.62 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 0.49 ft 0.49 ft 0.56 ft 0.56 ft 0.52 ft 0.56 ft 0.59 ft 0.69 ft 0.69 ft
Period 17″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 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″ 15″ 15″ 15″ 15″ 15″ 16″ 16″ 16″ 16″ 16″ 16″ 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″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 15″ 14″ 15″ 14″ 15″ 14″ 14″ 14″ 14″ 15″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 15″ 15″ 15″ 15″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 6″ 13″ 13″ 12″ 10″ 10″ 11″ 12″ 12″
Direction ↗ 242° ↗ 242° ↗ 241° ↗ 242° ↗ 241° ↗ 242° ↗ 241° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 243° ↗ 243° ↗ 243° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 242° ↗ 241° ↗ 241° ↗ 240° ↗ 240° ↗ 240° ↗ 241° ↗ 240° ↗ 241° ↗ 241° ↗ 242° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 240° ↗ 241° ↗ 240° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 240° ↗ 240° ↗ 240° ↗ 240° ↗ 240° ↗ 241° ↗ 240° ↗ 241° ↗ 241° ↗ 241° ↗ 241° ↗ 240° ↗ 239° ↗ 239° ↗ 238° ↗ 238° ↗ 238° ↗ 239° ↗ 239° ↗ 239° ↗ 238° ↗ 238° ↗ 238° ↗ 238° ↗ 238° ↗ 238° ↗ 238° ↗ 238° ↗ 239° ↗ 239° ↗ 239° ↗ 239° ↗ 240° ↗ 238° ↗ 240° ↗ 240° ↗ 239° ↗ 240° ↗ 240° ↗ 241° ↗ 240° ↗ 240° ↗ 240° ↗ 240° ↗ 240° → 270° → 270° → 269° → 272° → 269° → 272° → 272° → 273° → 273° → 274° → 280° → 279° → 278° → 276° → 275° → 274° → 274° → 274° → 274° → 275° → 283° → 283° → 283° → 281° → 282° → 282° → 282° → 282°
Height 0.49 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 0.49 ft 0.49 ft 0.49 ft 0.49 ft 0.49 ft 0.49 ft 0.49 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 0.52 ft 0.56 ft 0.59 ft 0.62 ft 0.66 ft 0.69 ft 0.75 ft 0.79 ft 0.82 ft 0.85 ft 0.89 ft 0.95 ft 0.98 ft 0.98 ft 1.02 ft 1.05 ft 1.08 ft 1.12 ft 1.12 ft 1.12 ft 1.15 ft 1.15 ft 1.18 ft 1.18 ft 1.18 ft 1.18 ft 1.18 ft 1.18 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 1.08 ft 1.08 ft 1.05 ft 1.05 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 0.89 ft 0.89 ft 0.85 ft 0.85 ft 0.85 ft 0.82 ft 0.82 ft 0.79 ft 0.79 ft 0.75 ft 0.75 ft 0.75 ft 0.72 ft 0.72 ft 0.72 ft 0.69 ft 0.69 ft 0.69 ft 0.66 ft 0.62 ft 0.56 ft 0.52 ft 0.49 ft 0.49 ft 0.49 ft 0.52 ft 0.52 ft 0.59 ft 0.59 ft 0.59 ft 0.66 ft
Period 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 11″ 11″ 11″ 11″ 11″ 10″ 10″ 10″ 19″ 19″ 18″ 18″ 18″ 17″ 17″ 17″ 17″ 17″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 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″ 17″ 18″ 16″ 16″ 16″ 16″ 16″ 16″
Direction → 268° → 267° → 267° → 267° → 268° → 268° → 268° → 268° → 269° → 269° → 269° → 269° → 270° → 270° → 270° → 271° → 271° → 268° → 284° → 284° → 284° → 284° → 284° → 284° → 284° → 284° → 273° → 273° → 274° → 274° → 274° → 274° → 274° → 275° → 275° → 275° → 275° → 275° → 275° → 276° → 276° → 276° → 277° → 277° → 277° → 278° → 278° → 278° → 278° → 278° → 278° → 278° → 279° → 279° → 279° → 279° → 280° → 280° → 280° → 280° → 280° → 281° → 281° → 281° → 281° → 282° → 282° → 282° → 283° → 282° → 283° → 283° → 283° → 283° → 284° → 284° → 284° → 284° → 284° → 284° → 285° → 285° → 285° → 285° → 285° → 285° → 285° → 285° → 285° → 285° → 285° → 285° → 285° → 284° → 285° → 286° → 286° → 286° ↗ 242° ↗ 242° ↗ 242° ↗ 243° ↗ 243° ↗ 242° ↗ 243° ↗ 242°
Height 0.56 ft 0.85 ft 0.98 ft 0.95 ft 0.85 ft 0.79 ft 0.72 ft 0.66 ft 0.56 ft 0.49 ft 0.52 ft 0.52 ft 0.56 ft 0.59 ft 0.59 ft 0.59 ft 0.62 ft 0.62 ft 0.62 ft 0.66 ft 0.62 ft 0.62 ft 0.66 ft 0.66 ft 0.69 ft 0.69 ft 0.69 ft 0.69 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.66 ft 0.69 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 0.62 ft 0.59 ft 0.59 ft 0.59 ft 0.59 ft 0.56 ft 0.56 ft 0.52 ft 0.52 ft 0.49 ft 0.52 ft 0.56 ft 0.52 ft 0.52 ft 0.49 ft
Period 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 10″ 10″ 10″ 10″ 10″ 10″ 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″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 2″ 2″ 2″ 2″ 12″
Direction ↖ 113° ↖ 117° ↖ 117° ↖ 118° ↖ 117° ↖ 117° ↖ 117° ↖ 116° ↖ 116° → 274° → 273° → 273° → 272° → 272° → 272° → 271° → 271° → 270° → 270° → 270° → 269° → 268° → 268° → 268° → 268° → 268° → 268° → 267° → 265° → 265° → 264° → 264° → 264° → 265° → 264° → 264° → 264° → 264° → 264° → 264° → 264° → 264° → 263° → 263° → 263° → 263° → 264° → 264° → 264° → 264° → 264° → 263° → 265° → 265° → 266° → 269° → 282°
Height 0.59 ft 0.75 ft 0.72 ft 0.62 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 0.62 ft 0.59 ft 0.56 ft 0.56 ft 0.52 ft 0.52 ft 0.49 ft 0.56 ft 0.62 ft
Period 4″ 4″ 2″ 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″
Direction → 268° → 266° → 268° → 267° → 269° → 269° → 269° → 270° → 271° → 272° → 273° → 273° → 272° → 272° → 271° → 271° → 270° → 270° → 270° → 265° → 265°
Height 0.85 ft 0.79 ft 0.79 ft 0.79 ft 0.75 ft 0.82 ft 0.72 ft 0.79 ft 0.79 ft 0.79 ft 0.79 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 0.66 ft 0.66 ft 0.72 ft 0.75 ft 0.82 ft 0.92 ft 1.02 ft 1.12 ft 1.15 ft 1.15 ft 1.12 ft 1.08 ft 1.02 ft 0.98 ft 0.95 ft 0.92 ft 0.85 ft 0.82 ft 0.79 ft 0.75 ft 0.72 ft 0.69 ft 0.69 ft 0.69 ft 0.72 ft 0.75 ft 0.82 ft 0.85 ft 0.89 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 0.69 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 0.52 ft 0.52 ft 0.52 ft 0.59 ft 0.62 ft 0.66 ft 0.72 ft 0.69 ft 0.75 ft 0.75 ft 0.72 ft 0.62 ft 0.62 ft 0.59 ft 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.62 ft 0.59 ft 0.59 ft 0.56 ft 0.56 ft 0.52 ft 0.49 ft
Period 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 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″ 2″ 2″ 2″ 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″
Direction → 265° → 261° ↗ 260° → 261° → 262° → 264° → 265° → 268° → 269° → 270° → 271° → 272° → 272° → 272° → 272° → 272° → 272° → 272° → 272° → 272° → 272° → 270° → 269° → 269° → 269° → 269° → 269° → 269° → 269° → 270° → 271° → 272° → 272° → 273° → 274° → 274° → 274° → 273° → 272° → 271° → 270° → 269° → 269° → 269° → 267° → 266° → 265° → 266° → 266° → 267° → 268° → 268° → 268° → 269° → 270° → 271° → 273° → 274° → 274° → 274° → 273° → 272° → 271° → 270° → 270° → 270° → 270° → 269° → 268° → 265° → 265° → 265° → 267° → 266° → 268° → 270° → 270° → 271° → 273° → 277° → 279° → 280° → 281° → 281° → 281° → 281° → 281° → 282° → 283° → 280° → 278° → 276°
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...