Swell Matrix:
Try the new graphical forecast here!
First time here?
hide labels Sunday, September 22 Monday, September 23 Tuesday, September 24 Wednesday, September 25 Thursday, September 26 Friday, September 27 Saturday, September 28 Sunday, September 29 Monday, Sep 30
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 3.71 ft 3.67 ft 3.64 ft 3.61 ft 3.58 ft 3.54 ft 3.58 ft 3.67 ft 3.84 ft 4.03 ft 4.23 ft 4.40 ft 4.53 ft 4.62 ft 4.69 ft 4.76 ft 4.79 ft 4.79 ft 4.76 ft 4.72 ft 4.69 ft 4.62 ft 4.59 ft 4.53 ft 4.46 ft 4.40 ft 4.33 ft 4.26 ft 4.20 ft 4.13 ft 4.10 ft 4.07 ft 4.07 ft 4.10 ft 4.07 ft 4.03 ft 4.03 ft 4.10 ft 4.20 ft 4.26 ft 4.30 ft 4.30 ft 4.26 ft 4.20 ft 4.07 ft 3.97 ft 3.87 ft 3.77 ft 3.67 ft 3.54 ft 3.44 ft 3.35 ft 3.28 ft 3.21 ft 3.21 ft 3.31 ft 3.48 ft 3.67 ft 3.87 ft 4.07 ft 4.33 ft 4.66 ft 4.99 ft 5.22 ft 5.35 ft 5.41 ft 5.41 ft 5.41 ft 5.38 ft 5.38 ft 5.38 ft 5.38 ft 5.35 ft 5.28 ft 5.15 ft 5.02 ft 4.89 ft 4.76 ft 4.66 ft 4.62 ft 4.59 ft 4.59 ft 4.56 ft 4.53 ft 4.53 ft 4.56 ft 4.62 ft 4.66 ft 4.66 ft 4.62 ft 4.56 ft 4.49 ft 4.36 ft 4.23 ft 4.10 ft 3.97 ft 3.80 ft 3.64 ft 3.51 ft 3.38 ft 3.25 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 2.82 ft 2.92 ft 3.08 ft 3.25 ft 3.38 ft 3.54 ft 3.64 ft 3.71 ft 3.77 ft 3.80 ft 3.77 ft 3.71 ft 3.61 ft 3.48 ft 3.35 ft 3.25 ft 3.18 ft 3.15 ft 3.12 ft 3.15 ft 3.18 ft 3.18 ft 3.18 ft 3.21 ft 3.31 ft 3.48 ft 3.67 ft 3.80 ft 3.94 ft 4.07 ft 4.17 ft 4.20 ft 4.23 ft 4.17 ft 4.07 ft 3.90 ft 3.74 ft 3.54 ft 3.35 ft 3.18 ft 3.05 ft 2.92 ft 2.82 ft 2.76 ft 2.72 ft 2.66 ft 2.62 ft 2.59 ft 2.59 ft 2.59 ft 2.59 ft 2.59 ft 2.59 ft 2.59 ft 2.59 ft 2.56 ft 2.56 ft 2.53 ft 2.49 ft 2.43 ft 2.36 ft 2.26 ft 2.20 ft 2.13 ft 2.03 ft 2.00 ft 1.94 ft 1.90 ft 1.90 ft 1.90 ft 1.94 ft 1.94 ft 1.90 ft 1.90 ft 1.87 ft 1.90 ft 1.94 ft 2.00 ft 2.07 ft 2.13 ft
Height 3.64 ft 3.61 ft 3.54 ft 3.48 ft 3.38 ft 3.15 ft 3.25 ft 3.21 ft 3.25 ft 3.35 ft 3.38 ft 2.89 ft 2.92 ft 1.41 ft 1.15 ft 1.61 ft 2.49 ft 2.92 ft 3.05 ft 3.05 ft 3.02 ft 2.98 ft 2.82 ft 3.25 ft 3.12 ft 0.56 ft 0.69 ft 0.82 ft 0.98 ft 1.28 ft 1.44 ft 1.61 ft 1.67 ft 2.79 ft 2.36 ft 2.00 ft 1.44 ft 1.31 ft 1.25 ft 1.15 ft 1.02 ft 2.23 ft 2.43 ft 2.69 ft 2.89 ft 3.02 ft 2.62 ft 2.89 ft 2.85 ft 2.82 ft 2.79 ft 2.85 ft 2.72 ft 2.72 ft 2.76 ft 2.62 ft 2.59 ft 2.53 ft 2.56 ft 3.18 ft 3.38 ft 3.54 ft 3.71 ft 2.33 ft 2.43 ft 2.33 ft 2.33 ft 2.49 ft 2.49 ft 3.35 ft 3.28 ft 3.15 ft 2.89 ft 2.69 ft 2.66 ft 2.53 ft 2.53 ft 2.53 ft 2.36 ft 2.33 ft 2.62 ft 1.77 ft 2.23 ft 1.67 ft 1.64 ft 1.61 ft 1.57 ft 1.57 ft 1.54 ft 1.51 ft 1.48 ft 1.44 ft 1.41 ft 2.49 ft 2.43 ft 2.36 ft 2.26 ft 2.20 ft 2.10 ft 2.03 ft 1.90 ft 1.84 ft 1.90 ft 1.90 ft 1.90 ft 1.64 ft 1.57 ft 1.51 ft 1.44 ft 1.44 ft 1.38 ft 0.89 ft 0.85 ft 0.56 ft 0.56 ft
Period 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 4″ 4″ 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 9″ 9″ 17″ 16″ 16″ 16″ 16″ 16″ 15″ 15″ 15″ 15″ 3″ 4″ 4″ 3″ 3″ 3″ 7″ 7″ 7″ 7″ 7″ 7″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 12″ 11″ 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″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″
Direction → 285° → 286° → 286° → 286° → 285° → 278° → 283° → 282° → 281° → 281° → 281° → 285° → 289° ↓ 351° ↘ 345° ↘ 305° ↘ 314° ↘ 318° ↘ 319° ↘ 320° ↘ 321° ↘ 320° ↘ 323° ↘ 314° ↘ 314° ↘ 296° ↘ 297° ↘ 298° ↘ 299° ↘ 299° ↘ 299° ↘ 300° ↘ 300° ↘ 294° ↘ 300° ↘ 297° ↓ 359° ↓ 359° ↓ 357° ↘ 345° ↘ 343° ↘ 295° ↘ 299° ↘ 302° ↘ 305° ↘ 308° ↘ 294° ↘ 298° ↘ 299° ↘ 299° ↘ 299° ↘ 300° ↘ 299° ↘ 300° ↘ 299° ↘ 301° ↘ 301° ↘ 300° ↘ 300° ↘ 300° ↘ 304° ↘ 307° ↘ 310° ↘ 299° ↘ 300° ↘ 300° ↘ 300° ↘ 302° ↘ 302° ↘ 303° ↘ 304° ↘ 303° ↘ 301° ↘ 300° ↘ 301° ↘ 300° ↘ 300° ↘ 298° ↘ 301° ↘ 300° ↘ 299° ↘ 306° ↘ 300° ↘ 306° ↘ 306° ↘ 306° ↘ 306° ↘ 306° ↘ 306° ↘ 305° ↘ 306° ↘ 306° ↘ 306° ↘ 303° ↘ 303° ↘ 303° ↘ 303° ↘ 302° ↘ 302° ↘ 301° ↘ 297° ↘ 297° ↘ 300° ↘ 299° ↘ 298° ↘ 298° ↘ 298° ↘ 299° ↘ 299° ↘ 299° ↘ 299° ↘ 305° ↘ 304° ↘ 312° ↘ 313°
Height 0.52 ft 0.69 ft 0.85 ft 2.13 ft 2.23 ft 2.20 ft 2.16 ft 2.16 ft 2.20 ft 2.49 ft 2.23 ft 2.76 ft 2.23 ft 3.08 ft 3.21 ft 3.44 ft 2.23 ft 2.30 ft 2.20 ft 2.26 ft 2.10 ft 1.74 ft 1.84 ft 2.03 ft 2.10 ft 2.20 ft 2.13 ft 2.13 ft 1.97 ft 1.80 ft 1.67 ft 1.38 ft 1.41 ft 1.61 ft 1.67 ft 1.67 ft 1.67 ft 2.92 ft 3.08 ft 3.28 ft 3.35 ft 3.41 ft 3.35 ft 1.15 ft 1.90 ft 1.97 ft 2.00 ft 2.00 ft 2.03 ft 2.07 ft 2.07 ft 2.07 ft 2.10 ft 2.10 ft 2.10 ft 0.56 ft 0.56 ft 1.02 ft 1.08 ft 1.15 ft 1.18 ft 1.18 ft 1.28 ft 1.34 ft 1.44 ft 1.51 ft 1.54 ft
Period 12″ 12″ 12″ 4″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 9″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 3″ 3″ 3″ 3″ 4″ 4″ 4″ 4″ 4″ 4″ 2″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 7″ 2″ 2″ 2″ 2″ 3″ 3″ 3″ 3″ 3″ 3″ 3″ 3″
Direction ↘ 307° ↘ 307° ↘ 305° ↓ 351° → 289° → 290° ↘ 291° ↘ 291° ↘ 292° ↘ 300° ↘ 292° ↘ 294° ↘ 294° ↘ 295° ↘ 297° ↘ 299° ↘ 296° ↘ 296° ↘ 296° ↘ 296° ↘ 295° ↓ 356° ↓ 358° ↓ 355° ↓ 355° ↓ 354° ↓ 354° ↘ 350° ↘ 350° ↘ 348° ↘ 346° ↓ 352° ↘ 339° ↘ 297° ↘ 294° ↘ 292° ↘ 293° ↘ 321° ↘ 324° ↘ 324° ↘ 327° ↘ 328° ↘ 330° → 289° ↘ 293° ↘ 293° ↘ 293° ↘ 292° ↘ 293° ↘ 294° ↘ 295° ↘ 296° ↘ 298° ↘ 299° ↘ 300° ↓ 352° ↘ 344° ↘ 294° ↘ 292° ↘ 292° ↘ 293° ↘ 297° ↘ 302° ↘ 311° ↘ 316° ↘ 321° ↘ 324°
Height 0.52 ft 0.66 ft 0.66 ft 1.41 ft 1.64 ft 1.90 ft 2.10 ft 2.36 ft 4.30 ft 3.35 ft 3.44 ft 4.56 ft 4.56 ft 4.59 ft 4.56 ft 4.53 ft 4.46 ft 4.36 ft 4.30 ft 4.20 ft 4.10 ft 3.74 ft 3.90 ft 3.84 ft 3.54 ft 3.64 ft 3.54 ft 3.48 ft 3.41 ft 3.44 ft 3.05 ft 3.44 ft 3.41 ft 3.41 ft 3.48 ft 2.59 ft 3.71 ft 2.36 ft 2.23 ft 2.13 ft 2.07 ft 1.90 ft 1.94 ft 2.56 ft 1.97 ft 1.80 ft 1.64 ft 1.44 ft 1.25 ft 1.25 ft 1.90 ft 2.98 ft 3.35 ft 3.58 ft 3.64 ft 3.61 ft 3.48 ft 3.38 ft 3.31 ft 3.21 ft 2.98 ft 3.12 ft 3.15 ft 2.98 ft 2.92 ft 1.25 ft 1.31 ft 0.66 ft 0.69 ft 0.75 ft 0.79 ft 0.79 ft 0.92 ft 0.95 ft 0.95 ft 0.92 ft 0.92 ft 0.92 ft 1.21 ft 1.08 ft 1.05 ft 1.05 ft 2.33 ft 2.13 ft 2.03 ft 2.07 ft 2.00 ft 1.74 ft 1.67 ft 1.48 ft 1.31 ft 0.92 ft 1.34 ft 1.05 ft 1.05 ft 1.12 ft 1.21 ft
Period 11″ 11″ 10″ 11″ 11″ 11″ 11″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 11″ 11″ 11″ 11″ 11″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 9″ 9″ 4″ 4″ 4″ 4″ 3″ 3″ 3″ 5″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 12″ 13″ 15″ 15″ 15″ 15″ 15″ 15″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 14″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 4″ 3″ 7″ 7″ 7″ 7″
Direction → 285° → 285° → 283° ↘ 298° ↘ 298° ↘ 298° ↘ 297° ↘ 296° → 287° ↘ 291° ↘ 291° ↘ 292° ↘ 294° ↘ 296° ↘ 297° ↘ 298° ↘ 298° ↘ 298° ↘ 298° ↘ 297° ↘ 297° ↘ 291° ↘ 296° ↘ 296° ↘ 292° ↘ 295° ↘ 295° ↘ 294° ↘ 294° ↘ 294° ↘ 292° ↘ 294° ↘ 294° ↘ 294° ↘ 297° ↘ 292° ↘ 305° ↘ 293° ↘ 293° ↘ 293° ↘ 293° ↘ 293° ↘ 292° → 290° ↘ 346° ↘ 346° ↘ 344° ↘ 344° ↘ 346° ↘ 318° ↘ 294° ↘ 306° ↘ 312° ↘ 315° ↘ 317° ↘ 318° ↘ 321° ↘ 323° ↘ 325° ↘ 328° ↘ 338° ↘ 336° ↘ 334° ↘ 335° ↘ 331° ↘ 308° ↘ 308° ↘ 311° ↘ 312° ↘ 312° ↘ 313° ↘ 313° ↘ 313° ↘ 313° ↘ 314° ↘ 314° ↘ 314° ↘ 313° ↘ 312° ↘ 313° ↘ 313° ↘ 312° ↓ 357° ↓ 2° ↓ 360° ↓ 354° ↘ 349° ↘ 350° ↘ 342° ↘ 341° ↘ 342° ↓ 354° ↘ 297° ↘ 294° ↘ 296° ↘ 296° ↘ 297°
Height 0.52 ft 0.59 ft 0.62 ft 0.69 ft 0.75 ft 0.82 ft 0.89 ft 0.92 ft 0.98 ft 1.08 ft 1.18 ft 1.28 ft 1.34 ft 1.41 ft 1.48 ft 1.57 ft 1.67 ft 1.77 ft 1.87 ft 1.94 ft 2.00 ft 2.03 ft 2.07 ft 2.10 ft 2.13 ft 2.16 ft 2.16 ft 2.20 ft 2.20 ft 2.20 ft 2.16 ft 2.16 ft 2.13 ft 2.13 ft 2.13 ft 2.10 ft 2.10 ft 2.07 ft 2.07 ft 2.03 ft 2.00 ft 2.00 ft 1.97 ft 1.97 ft 1.97 ft 1.97 ft 1.97 ft 1.94 ft 1.97 ft 1.94 ft 1.90 ft 1.90 ft 1.90 ft 1.87 ft 1.84 ft 1.90 ft 2.03 ft 1.71 ft 3.08 ft 3.21 ft 3.44 ft 4.17 ft 4.23 ft 4.26 ft 4.33 ft 4.46 ft 4.40 ft 4.33 ft 4.33 ft 4.23 ft 5.02 ft 4.89 ft 4.76 ft 4.66 ft 4.62 ft 4.59 ft 4.13 ft 4.56 ft 4.53 ft 4.53 ft 4.56 ft 4.62 ft 4.66 ft 4.66 ft 4.62 ft 4.56 ft 4.49 ft 4.36 ft 4.23 ft 4.10 ft 3.97 ft 3.80 ft 3.38 ft 3.25 ft 3.15 ft 3.25 ft 2.92 ft 2.85 ft 2.95 ft 2.89 ft 2.82 ft 2.76 ft 2.72 ft 2.72 ft 2.82 ft 1.87 ft 1.90 ft 1.80 ft 1.77 ft 1.80 ft 1.80 ft 2.98 ft 2.89 ft 3.15 ft 3.05 ft 3.02 ft 1.38 ft 1.38 ft 1.41 ft
Period 21″ 21″ 21″ 21″ 20″ 20″ 20″ 20″ 20″ 19″ 19″ 19″ 19″ 19″ 18″ 18″ 18″ 17″ 17″ 17″ 17″ 17″ 17″ 17″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 16″ 15″ 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″ 14″ 14″ 14″ 14″ 14″ 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″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 10″ 4″ 2″ 3″
Direction → 280° → 280° → 280° → 280° → 280° → 280° → 280° → 280° → 281° → 281° → 281° → 281° → 281° → 281° → 281° → 281° → 281° → 281° → 281° → 281° → 281° → 281° → 282° → 282° → 282° → 282° → 281° → 282° → 282° → 282° → 282° → 282° → 282° → 282° → 282° → 282° → 282° → 282° → 282° → 283° → 283° → 283° → 283° → 283° → 283° → 283° → 283° → 283° → 284° → 284° → 284° → 284° → 285° → 284° → 284° → 285° → 287° → 283° ↘ 295° ↘ 296° ↘ 296° ↘ 296° ↘ 296° ↘ 296° ↘ 296° ↘ 295° ↘ 295° ↘ 295° ↘ 295° ↘ 295° ↘ 303° ↘ 302° ↘ 300° ↘ 298° ↘ 297° ↘ 296° ↘ 295° ↘ 295° ↘ 295° ↘ 295° ↘ 296° ↘ 298° ↘ 299° ↘ 300° ↘ 301° ↘ 302° ↘ 302° ↘ 303° ↘ 303° ↘ 303° ↘ 303° ↘ 303° ↘ 294° ↘ 294° ↘ 294° ↘ 300° ↘ 293° ↘ 293° ↘ 296° ↘ 295° ↘ 294° ↘ 292° ↘ 292° ↘ 293° ↘ 294° ↘ 298° ↘ 298° ↘ 299° ↘ 301° ↘ 301° ↘ 302° ↘ 296° ↘ 295° ↘ 298° ↘ 298° ↘ 299° ↘ 324° ↘ 314° ↘ 309°
Height 0.98 ft
Period 3″
Direction ↓ 355°
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...