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Swell Matrix
Gold Coast
Graphical Wave Forecast
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Wed May 21
Thu May 22
Fri May 23
Sat May 24
Sun May 25
Mon May 26
Tue May 27
Wed May 28
Thu May 29
Fri May 30
Sat May 31
Sun Jun 01
Mon Jun 02
Tue Jun 03
Wed Jun 04
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E
SE
NE
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Swell Height (feet)
Day of Week, AM / PM
Multiple swell forecast for Fri May 23: Swell 1: Height: 5.51 feet Period: 9.4 seconds Direction: 107 degrees Swell 2: Height: 5.26 feet Period: 9.3 seconds Direction: 107 degrees... Sat May 24: Swell 1: Height: 4.68 feet Period: 9 seconds Direction: 101 degrees Swell 2: Height: 4.64 feet Period: 9 seconds Direction: 99 degrees... Wed May 28: Swell 1: Height: 3.07 feet Period: 11 seconds Direction: 88 degrees Swell 2: Height: 3.35 feet Period: 10.1 seconds Direction: 168 degrees Swell 3: Height: 3.16 feet Period: 10 seconds Direction: 169 degrees Swell 4: Height: 3.16 feet Period: 10 seconds Direction: 169 degrees Swell 5: Height: 2.78 feet Period: 9.9 seconds Direction: 87 degrees... Thu May 29: Swell 1: Height: 3.35 feet Period: 11.8 seconds Direction: 90 degrees Swell 2: Height: 3.31 feet Period: 11.7 seconds Direction: 89 degrees Swell 3: Height: 3.52 feet Period: 10.6 seconds Direction: 163 degrees Swell 4: Height: 3.51 feet Period: 10.5 seconds Direction: 164 degrees... Fri May 30: Swell 1: Height: 3.32 feet Period: 12.2 seconds Direction: 92 degrees Swell 2: Height: 3.38 feet Period: 12.1 seconds Direction: 91 degrees Swell 3: Height: 3.11 feet Period: 10.5 seconds Direction: 161 degrees Swell 4: Height: 2.71 feet Period: 10.2 seconds Direction: 161 degrees Swell 5: Height: 2.71 feet Period: 10.2 seconds Direction: 161 degrees Swell 6: Height: 1.82 feet Period: 3.5 seconds Direction: 126 degrees... Sat May 31: Swell 1: Height: 1.06 feet Period: 13.8 seconds Direction: 161 degrees Swell 2: Height: 4.82 feet Period: 11.7 seconds Direction: 102 degrees Swell 3: Height: 4.82 feet Period: 11.7 seconds Direction: 102 degrees Swell 4: Height: 2.53 feet Period: 11.5 seconds Direction: 98 degrees Swell 5: Height: 1.83 feet Period: 10.2 seconds Direction: 162 degrees Swell 6: Height: 2.16 feet Period: 10.1 seconds Direction: 161 degrees Swell 7: Height: 2.16 feet Period: 10.1 seconds Direction: 161 degrees Swell 8: Height: 2.31 feet Period: 10.1 seconds Direction: 160 degrees Swell 9: Height: 4.47 feet Period: 5.8 seconds Direction: 88 degrees... Wed May 21: Swell 1: Height: 6.41 feet Period: 10.2 seconds Direction: 130 degrees Swell 2: Height: 7.05 feet Period: 10.2 seconds Direction: 121 degrees... Thu May 22: Swell 1: Height: 6.67 feet Period: 10.1 seconds Direction: 110 degrees Swell 2: Height: 6.33 feet Period: 9.7 seconds Direction: 108 degrees... Sun May 25: Swell 1: Height: 5.23 feet Period: 9.7 seconds Direction: 95 degrees Swell 2: Height: 5.05 feet Period: 9.7 seconds Direction: 93 degrees... Mon May 26: Swell 1: Height: 4.34 feet Period: 9.6 seconds Direction: 91 degrees Swell 2: Height: 4.01 feet Period: 9.5 seconds Direction: 89 degrees Swell 3: Height: 1.63 feet Period: 3.4 seconds Direction: 4 degrees Swell 4: Height: 1.63 feet Period: 3.4 seconds Direction: 4 degrees Swell 5: Height: 1.22 feet Period: 3.2 seconds Direction: 339 degrees... Tue May 27: Swell 1: Height: 2.81 feet Period: 9.7 seconds Direction: 87 degrees Swell 2: Height: 3.06 feet Period: 9.6 seconds Direction: 88 degrees Swell 3: Height: 3.06 feet Period: 9.6 seconds Direction: 88 degrees Swell 4: Height: 1.82 feet Period: 5.4 seconds Direction: 6 degrees Swell 5: Height: 3.38 feet Period: 4.5 seconds Direction: 269 degrees Swell 6: Height: 3.38 feet Period: 4.5 seconds Direction: 269 degrees Swell 7: Height: 2.01 feet Period: 3.8 seconds Direction: 263 degrees... Sun Jun 01: Swell 1: Height: 1.78 feet Period: 12.7 seconds Direction: 162 degrees Swell 2: Height: 1.78 feet Period: 12.7 seconds Direction: 162 degrees Swell 3: Height: 1.52 feet Period: 12.7 seconds Direction: 163 degrees Swell 4: Height: 1.52 feet Period: 12.7 seconds Direction: 163 degrees Swell 5: Height: 1.52 feet Period: 12.7 seconds Direction: 163 degrees Swell 6: Height: 1.81 feet Period: 11 seconds Direction: 101 degrees Swell 7: Height: 1.81 feet Period: 11 seconds Direction: 101 degrees Swell 8: Height: 1.66 feet Period: 10.9 seconds Direction: 102 degrees Swell 9: Height: 1.44 feet Period: 10.7 seconds Direction: 102 degrees Swell 10: Height: 1.44 feet Period: 10.7 seconds Direction: 102 degrees Swell 11: Height: 3.32 feet Period: 6.7 seconds Direction: 86 degrees Swell 12: Height: 3.47 feet Period: 6.7 seconds Direction: 62 degrees Swell 13: Height: 3.47 feet Period: 6.7 seconds Direction: 62 degrees Swell 14: Height: 2.01 feet Period: 6 seconds Direction: 18 degrees Swell 15: Height: 2.01 feet Period: 6 seconds Direction: 18 degrees... Mon Jun 02: Swell 1: Height: 1.23 feet Period: 10.3 seconds Direction: 101 degrees Swell 2: Height: 1.23 feet Period: 10.3 seconds Direction: 101 degrees Swell 3: Height: 1.15 feet Period: 10.3 seconds Direction: 100 degrees Swell 4: Height: 1.28 feet Period: 9.9 seconds Direction: 163 degrees Swell 5: Height: 1.28 feet Period: 9.9 seconds Direction: 163 degrees Swell 6: Height: 1.21 feet Period: 9.8 seconds Direction: 164 degrees Swell 7: Height: 2.35 feet Period: 6.3 seconds Direction: 68 degrees Swell 8: Height: 2.35 feet Period: 6.3 seconds Direction: 68 degrees Swell 9: Height: 1.84 feet Period: 6.1 seconds Direction: 51 degrees Swell 10: Height: 1.84 feet Period: 6.1 seconds Direction: 51 degrees... Tue Jun 03: Swell 1: Height: 1.27 feet Period: 12.8 seconds Direction: 164 degrees Swell 2: Height: 1.27 feet Period: 12.8 seconds Direction: 164 degrees Swell 3: Height: 1.23 feet Period: 7.7 seconds Direction: 167 degrees Swell 4: Height: 1.23 feet Period: 7.7 seconds Direction: 167 degrees Swell 5: Height: 2.09 feet Period: 5.8 seconds Direction: 40 degrees Swell 6: Height: 1.75 feet Period: 5.7 seconds Direction: 41 degrees Swell 7: Height: 1.69 feet Period: 3.4 seconds Direction: 251 degrees Swell 8: Height: 1.51 feet Period: 3.1 seconds Direction: 250 degrees... Wed Jun 04: Swell 1: Height: 1.06 feet Period: 11 seconds Direction: 165 degrees Swell 2: Height: 1.06 feet Period: 11 seconds Direction: 165 degrees Swell 3: Height: 1.63 feet Period: 8.5 seconds Direction: 168 degrees Swell 4: Height: 1.63 feet Period: 8.5 seconds Direction: 168 degrees Swell 5: Height: 1.67 feet Period: 6.4 seconds Direction: 45 degrees Swell 6: Height: 1.67 feet Period: 6.4 seconds Direction: 45 degrees Swell 7: Height: 1.67 feet Period: 6.4 seconds Direction: 45 degrees Swell 8: Height: 1.35 feet Period: 6.2 seconds Direction: 51 degrees Swell 9: Height: 1.35 feet Period: 6.2 seconds Direction: 51 degrees Swell 10: Height: 1.35 feet Period: 6.2 seconds Direction: 51 degrees Swell 11: Height: 1.69 feet Period: 3.1 seconds Direction: 255 degrees Swell 12: Height: 1.69 feet Period: 3.1 seconds Direction: 255 degrees Swell 13: Height: 1.69 feet Period: 3.1 seconds Direction: 255 degrees...
Instructions
Circle size corresponds to wave period length.
For a given swell height, a longer-period wave will break into larger surf than a short period wave
.
Hover or tap a circle for detailed swell train information
Circle color indicates the direction the swell is coming from
The line indicates estimated surf height. It assumes swell hitting the shore at a 90 degree angle at a well exposed-spot.
On small screens, swipe or scroll horizontally to see all the days in the forecast
Surf Height Calculator:
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✱ Hawaii
Northwestern Hawaii
Hanalei, Kauai
Waimea Bay, Oahu
Kaneohe Bay, Oahu
Pearl Harbor Entrance
Barbers Point, Oahu
Pauwela, Maui
Kaumalapau SW, Lanai
Hilo, Hawaii
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Cadiz, Spain
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Data run: 2025-05-20_12_55035