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Mahai'ula Bay Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Mahai'ula Bay surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Saturday 30 May 2026 HSTForecast update in hr min s Forecast update imminent
Mahai'ula Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mahai'ula Bay sea temperature is
25.9° C
(Which is slightly warmer than usual)Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 27°C on Sun afternoon, min 24°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | S 20 | S 19 | S 19 | S 19 | SSW 18 | S 18 | S 18 | S 18 | S 17 | S 21 | S 20 | S 19 | S 19 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | glassy | glassy | cross | cross | cross | cross | cross-on | cross-on | cross-on | glassy | cross-off | glassy | glassy | glassy | cross-on | cross-on | cross | cross | glassy | cross-on | cross-on | glassy | |
High Tide | 3:46PM0.82m | 3:27AM0.33m | 4:21PM0.82m | 4:03AM0.32m | 4:58PM0.81m | 4:39AM0.31m | ||||||||||||||||||
Low Tide | 8:23AM0.06m | 10:57PM0.17m | 8:55AM0.06m | 11:36PM0.17m | 9:28AM0.06m | 00:17AM0.17m | ||||||||||||||||||
 |  | |  | | | | | | | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — |
 | — | — | 6:58 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | 6:59 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 26 | 26 | 25 | 24 | 24 | 24 | 25 | 26 | 27 | 27 | 25 | 25 | 25 | 24 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 24 | 25 |
27 | 27 | 28 | 28 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 28 | 27 | 28 | 27 | 28 | 27 | 27 | 28 | 27 | 26 | 28 | |
Swell 1 Height (m) Direction Period (s) | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | S 18 | S 18 | S 18 | S 17 | S 16 | S 20 | SSW 16 | SSW 16 |
 kJ | 569 | 542 | 529 | 516 | 509 | 496 | 400 | 380 | 360 | 355 | 280 | 276 | 346 | 346 | 273 | 534 | 639 | 632 | 625 | 589 | 542 | 942 | 644 | 893 |
Swell 2 Height (m) Direction Period (s) | NNE 9 | NNE 9 | NE 7 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | SSW 21 | SSW 20 | S 20 | S 19 | S 19 | S 19 | SSW 14 | SSW 14 | SSE 13 | NNE 5 | S 21 | S 21 | S 14 | S 19 | S 19 |
| kJ | 52 | 49 | 27 | 46 | 45 | 44 | 23 | 24 | 24 | 87 | 132 | 276 | 369 | 365 | 455 | 207 | 192 | 286 | 21 | 445 | 562 | 297 | 922 | 922 |
Swell 3 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | NNE 4 | NNE 4 | NNE 4 | NNE 8 | NE 10 | S 22 | S 13 | NNE 5 | NNE 5 | SSW 16 | NE 6 | — |
| kJ | 67 | 42 | 42 | 41 | 39 | 37 | 21 | 20 | 20 | 20 | 20 | 19 | 15 | 6 | 5 | 32 | 46 | 85 | 123 | 21 | 21 | 266 | 14 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | NNE 7 | NNE 4 | NNE 4 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 31 | 20 | 23 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 103 | 103 | 103 | 18 | 38 | 18 | 19 | 19 | 99 | 99 | 99 | 15 | 11 | 24 | 11 | 11 | 99 | 100 | 38 | 38 | 19 | 19 | 19 | 99 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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