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Hakalau surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 am Wednesday 13 May 2026 HSTForecast update in hr min s Forecast update imminent
Hakalau surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hakalau sea temperature is
25.7° C
(Which is slightly warmer than usual)How big are the waves at Hakalau today?
The current surf forecast for Hakalau at 9AM is: 1.7m 8s primary swell from a East direction and 0.6m 10s secondary swell from a North-northwest direction (forecast issued at 01:00am May 13). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 5.5ft (1.7m) | 8s |
| Afternoon (13 May) | 6ft (1.8m) | 8s |
| Evening (13 May) | 6ft (1.8m) | 8s |
Table - waves today at Hakalau. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 21mm), heaviest during Wed night. Warm (max 25°C on Fri afternoon, min 23°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | ||||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 9 | ESE 9 | |
290 | 298 | 311 | 320 | 368 | 378 | 378 | 378 | 381 | 381 | 371 | 398 | 442 | 464 | 464 | 418 | 417 | 428 | 427 | 427 | 427 | 427 | 226 | 232 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | |
High Tide | 11:47PM0.74m | 1:12PM0.87m | 00:28AM0.71m | 1:52PM0.98m | 1:07AM0.67m | 2:34PM1.06m | ||||||||||||||||||
Low Tide | 6:22AM0.11m | 7:13PM0.36m | 6:52AM0.04m | 8:09PM0.34m | 7:25AM-0.01m | 9:03PM0.33m | ||||||||||||||||||
 | |  |  | |  | | | | | | | | |  | |  | | |  | | |  | | |
 | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:49 | — | — |
1 | 1 | — | 1 | 1 | — | 1 | 1 | 2 | 1 | 2 | 2 | 2 | 1 | — | — | — | 1 | 2 | 1 | 1 | 1 | 1 | — | |
Temp °C | 23 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 24 | 24 | 24 | 25 | 24 | 24 |
23 | 23 | 24 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 25 | 25 | 25 | |
Swell 1 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 |
 kJ | 290 | 298 | 311 | 320 | 368 | 378 | 378 | 378 | 381 | 381 | 371 | 398 | 442 | 464 | 464 | 418 | 417 | 428 | 427 | 427 | 427 | 427 | 226 | 232 |
Swell 2 Height (m) Direction Period (s) | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | N 10 | NNW 9 | NNW 9 | N 9 | N 9 | N 7 | NNW 16 | NW 15 | NW 15 | NW 15 | NNW 14 | NNW 14 | NW 14 | NW 13 | NW 13 | NNW 13 | ESE 9 | ESE 9 |
| kJ | 88 | 86 | 75 | 56 | 36 | 33 | 31 | 29 | 28 | 40 | 24 | 33 | 175 | 236 | 229 | 318 | 367 | 352 | 272 | 261 | 253 | 215 | 202 | 207 |
Swell 3 Height (m) Direction Period (s) | N 12 | N 12 | N 12 | N 12 | N 12 | N 10 | NW 9 | NW 9 | NW 9 | NW 18 | NW 17 | NW 16 | N 8 | NNW 8 | NNW 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | NW 12 | NW 12 |
| kJ | 28 | 12 | 25 | 12 | 11 | 18 | 21 | 13 | 13 | 80 | 137 | 132 | 23 | 24 | 24 | 22 | 22 | 12 | 12 | 12 | 5 | 5 | 159 | 149 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 95 | 95 | 96 | 158 | 96 | 95 | 95 | 14 | 20 | 14 | 20 | 18 | 18 | 20 | 16 | 16 | 16 | 16 | 18 | 20 | 20 | 18 | 16 | 16 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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