Surf Forecasts:
How big are the waves at Hakalau today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 6ft (1.8m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 6ft (1.8m), 8s period with ENE swell.
- Evening surf: Evening surf (21 Sep, local time) - 5.5ft (1.7m), 8s period with ENE swell.
The current surf forecast for Hakalau at 5AM is: 1.9m 9s primary swell from a East-northeast direction and 0.2m 11s secondary swell from a North-northwest direction (forecast issued at 01:00am September 21). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 6ft (1.8m) | 9s |
| Afternoon (21 Sep) | 6ft (1.8m) | 8s |
| Evening (21 Sep) | 5.5ft (1.7m) | 8s |
Table - waves today at Hakalau. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 51mm), heaviest during Wed morning. Warm (max 27°C on Tue morning, min 25°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 560 | 547 | 493 | 482 | 482 | 422 | 422 | 412 | 412 | 412 | 542 | 718 | 1198 | 1131 | 1273 | 1299 | 1275 | 1155 | 1043 | 917 | 805 | 786 | 700 | 896 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-on |
High Tide | 11:44PM0.44m | 12:30PM0.84m | 00:26AM0.51m | 12:58PM0.88m | 1:00AM0.60m | 1:23PM0.90m | ||||||||||||||||||
Low Tide | 5:03AM0.27m | 7:29PM0.32m | 5:58AM0.23m | 7:38PM0.27m | 6:41AM0.20m | 7:53PM0.23m | ||||||||||||||||||
 |  |  | |  | |  | | | | | | | | | | | | | | | | | | |
 | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | 1 | 1 | 1 | 2 | 3 | 4 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 2 | 4 | 5 | 4 | 2 | 2 | 3 | 2 |
Temp °C | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 28 | 29 | 29 | 28 | 29 | 29 | 29 | 28 | 29 | 29 | 28 | 28 | 28 | 27 | 28 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 560 | 547 | 493 | 482 | 482 | 422 | 422 | 412 | 412 | 412 | 542 | 718 | 918 | 1131 | 1273 | 1299 | 1275 | 1155 | 1043 | 917 | 805 | 786 | 700 | 770 |
Swell 2 Height (m) Direction Period (s) | NW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | N 10 | NNW 10 | N 14 | NNW 13 | N 13 | N 13 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 5 | 11 | 11 | 10 | 10 | 10 | 10 | 2 | 9 | 37 | 60 | 89 | 115 | 113 | 147 | 137 | 126 | 123 | 123 | 91 | 83 | 85 | 86 | 83 |
Swell 3 Height (m) Direction Period (s) | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | N 15 | NW 9 | NNW 9 | NNW 9 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 14 | S 14 | S 13 | S 13 | S 13 |
| kJ | 4 | 17 | 16 | 4 | 4 | 4 | 14 | 3 | 17 | 3 | 8 | 8 | 4 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | E 10 | — | — | — | — | — | — | — | — | — | — | E 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 1198 | — | — | — | — | — | — | — | — | — | — | 896 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 14 | 2 | 95 | 20 | 122 | 95 | 20 | 20 | 20 | 14 | 95 | 20 | 20 | 96 | 20 | 20 | 20 | 20 | 20 | 20 | 92 | 95 | 95 | 92 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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