Surf Forecasts:
How big are the waves at Hawaiians today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 5ft (1.6m), 14s period with E swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 5ft (1.6m), 14s period with E swell.
- Evening surf: Evening surf (20 Sep, local time) - 5ft (1.5m), 14s period with E swell.
The current surf forecast for Hawaiians at 3AM is: 1.5m 14s primary swell from a East direction and 0.9m 7s secondary swell from a North direction (forecast issued at 08:00pm September 19). An open ocean swell of 0.2m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 5ft (1.6m) | 14s |
| Afternoon (20 Sep) | 5ft (1.6m) | 14s |
| Evening (20 Sep) | 5ft (1.5m) | 14s |
Table - waves today at Hawaiians. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sun morning. Warm (max 28°C on Sun morning, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Sat 19 | Sunday 20 | Monday 21 | ||||||||||||||||
6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | E 18 | E 16 | E 15 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | ENE 14 | ENE 13 | ENE 13 | N 8 | N 8 | N 8 | N 8 | N 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 607 | 728 | 853 | 915 | 877 | 1002 | 1016 | 943 | 985 | 880 | 743 | 608 | 499 | 350 | 334 | 339 | 298 | 298 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off |
High Tide | 11:17PM1.63m | 4:27PM1.47m | 1:01AM1.51m | 5:12PM1.60m | ||||||||||||||
Low Tide | 5:06PM1.32m | 7:38AM0.84m | 8:16PM1.42m | 9:28AM0.81m | ||||||||||||||
 |  | | | | |  | | | | | |  |  | | | | | |
 | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — |
 | 6:29 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:27 | — |
mm | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 29 | 29 | 29 | 30 | 29 | 30 | 30 | 29 | 28 | 28 | 28 | 27 | 25 | 25 | 26 | 26 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | E 18 | E 16 | E 15 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | ENE 14 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 |
| kJ | 607 | 728 | 853 | 915 | 877 | 1002 | 1016 | 943 | 985 | 880 | 743 | 608 | 499 | 329 | 267 | 210 | 127 | 109 |
Swell 2 Height (m) Direction Period (s) | S 8 | N 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 |
| kJ | 6 | 38 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | S 8 | NE 10 | N 8 | — | — | — | — | — | — | — | — | — | — | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 |
| kJ | 22 | 15 | 21 | — | — | — | — | — | — | — | — | — | — | 4 | 4 | 4 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | N 4 | N 5 | N 8 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
| kJ | 27 | 27 | 133 | 83 | 89 | 111 | 97 | 103 | 114 | 111 | 159 | 227 | 302 | 350 | 334 | 339 | 298 | 298 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 656 | 37 | 37 | 37 | 37 | 656 | 656 | 656 | 656 | 609 | 609 | 609 | 609 | 609 | 658 | 752 | 702 | 609 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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