Surf Forecasts:
How big are the waves at Hakalau today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 6ft (1.8m), 8s period with E swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 6ft (1.8m), 8s period with E swell.
- Evening surf: Evening surf (18 Sep, local time) - 6ft (1.9m), 8s period with E swell.
The current surf forecast for Hakalau at 10PM is: 1.9m 8s primary swell from a East direction (forecast issued at 01:00pm September 18). An open ocean swell of 0.1m 14s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 6ft (1.8m) | 8s |
| Afternoon (18 Sep) | 6ft (1.8m) | 8s |
| Evening (18 Sep) | 6ft (1.9m) | 8s |
Table - waves today at Hakalau. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Mon morning. Warm (max 27°C on Fri afternoon, min 25°C on Fri night). Wind will be generally light. | |||||||||||||||||||||
Fri 18 | Saturday 19 | Sunday 20 | |||||||||||||||||||
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 |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | 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 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 432 | 428 | 477 | 489 | 501 | 454 | 517 | 524 | 524 | 524 | 524 | 472 | 430 | 440 | 440 | 440 | 440 | 390 | 453 | 453 | 453 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on |
High Tide | 9:21AM0.71m | 11:04AM0.75m | 9:50PM0.38m | 11:56AM0.80m | |||||||||||||||||
Low Tide | 1:07AM0.29m | 8:43PM0.38m | 3:34AM0.31m | 7:30PM0.36m | |||||||||||||||||
 | | |  | | | | | |  | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 26 | 26 | 26 | 26 | 25 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 27 | 27 | 26 | 27 | 28 | 28 | 27 | 28 | 27 | 27 | 27 | 27 | 26 | 27 | 26 | 27 | 27 | 27 | 28 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | E 8 | — | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 |
| kJ | 432 | — | 477 | 489 | 501 | 454 | 517 | 524 | 524 | 524 | 524 | 472 | 430 | 440 | 440 | 440 | 440 | 390 | 453 | 453 | 453 |
Swell 2 Height (m) Direction Period (s) | S 14 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 18 | S 18 | S 18 | S 18 | NNE 7 | NNE 7 | NNE 7 | N 6 | NNE 6 | N 6 | S 16 | NW 11 | NW 11 |
| kJ | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 7 | 6 | 6 | 6 | 35 | 26 | 26 | 21 | 23 | 20 | 5 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | — | NW 12 | N 12 | N 11 | N 10 | S 20 | S 20 | S 19 | S 14 | S 13 | S 13 | S 13 | S 16 | SE 8 | S 17 | S 17 | S 16 | S 16 | NW 11 | S 16 | S 15 |
| kJ | — | 5 | 3 | 2 | 2 | 8 | 7 | 7 | 4 | 4 | 4 | 3 | 5 | 3 | 6 | 6 | 5 | 5 | 5 | 5 | 4 |
Wind waves Height (m) Direction Period (s) | — | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 6 | — | — | — | — |
| kJ | — | 428 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 30 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 74 | 74 | 18 | 74 | 14 | 14 | 14 | 14 | 158 | 74 | 74 | 20 | 17 | 95 | 95 | 95 | 96 | 158 | 158 | 95 | 95 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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