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Hakalau surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 am Tuesday 12 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 7AM is: 1.5m 7s primary swell from a East direction and 0.7m 11s secondary swell from a North-northwest direction, 0.3m 13s secondary swell from a North-northwest direction (forecast issued at 01:00am May 12). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 5ft (1.5m) | 7s |
| Afternoon (12 May) | 5ft (1.5m) | 7s |
| Evening (12 May) | 5ft (1.5m) | 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 24°C on Tue afternoon, min 23°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | ||||||||||||||||||||||
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 8 | E 8 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 | |
235 | 263 | 236 | 223 | 230 | 275 | 249 | 249 | 264 | 298 | 303 | 311 | 410 | 478 | 443 | 443 | 443 | 228 | 223 | 364 | 417 | 529 | 306 | 361 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | on | on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 11:06PM0.77m | 12:31PM0.74m | 11:47PM0.74m | 1:12PM0.87m | 00:28AM0.71m | 1:52PM0.98m | ||||||||||||||||||
Low Tide | 5:55AM0.18m | 6:11PM0.38m | 6:22AM0.11m | 7:13PM0.36m | 6:52AM0.04m | 8:09PM0.34m | ||||||||||||||||||
 |  |  |  |  | |  | | | |  | | | | | | | | | | | | | | |
 | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — |
— | 1 | 1 | 1 | — | — | — | 1 | 1 | 1 | — | 1 | 1 | — | 1 | 2 | 2 | 2 | 1 | — | — | — | — | 2 | |
Temp °C | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 23 |
25 | 24 | 23 | 22 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 23 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 22 | |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | NNW 11 | NNE 6 | E 7 | E 7 | E 8 | E 8 | E 7 | E 7 | E 7 | NNW 10 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 |
 kJ | 235 | 172 | 99 | 28 | 230 | 275 | 249 | 249 | 264 | 298 | 303 | 56 | 410 | 478 | 443 | 443 | 443 | 228 | 223 | 364 | 417 | 427 | 306 | 268 |
Swell 2 Height (m) Direction Period (s) | NNW 10 | NNW 10 | NNW 13 | N 7 | NNW 12 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | N 12 | NNW 10 | NNW 9 | NNW 10 | N 9 | NNW 9 | NE 7 | NE 7 | NW 16 | NNW 16 | NW 15 | NE 7 | NE 8 |
| kJ | 97 | 95 | 34 | 25 | 107 | 135 | 99 | 92 | 88 | 88 | 55 | 12 | 36 | 33 | 33 | 27 | 28 | 156 | 139 | 132 | 175 | 236 | 156 | 164 |
Swell 3 Height (m) Direction Period (s) | SSE 12 | NNE 5 | SSE 12 | NNW 11 | NNE 6 | N 7 | N 7 | N 7 | N 12 | N 12 | N 12 | S 14 | N 12 | N 10 | NW 9 | NW 9 | NW 9 | NNW 9 | NW 17 | N 7 | N 9 | NNW 8 | NW 15 | NW 15 |
| kJ | 15 | 15 | 14 | 44 | 18 | 22 | 32 | 21 | 28 | 12 | 25 | 15 | 11 | 18 | 21 | 22 | 13 | 27 | 137 | 22 | 23 | 24 | 229 | 318 |
Wind waves Height (m) Direction Period (s) | — | E 8 | E 7 | E 7 | — | — | — | — | — | — | — | E 7 | — | — | — | — | — | — | — | — | — | E 8 | — | ESE 8 |
| kJ | — | 263 | 236 | 223 | — | — | — | — | — | — | — | 311 | — | — | — | — | — | — | — | — | — | 529 | — | 361 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 95 | 95 | 96 | 20 | 20 | 20 | 20 | 20 | 14 | 14 | 158 | 160 | 20 | 95 | 96 | 18 | 20 | 20 | 18 | 193 | 20 | 18 | 18 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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