Surf Forecasts:
How big are the waves at Keaulanas today (08 Sep):
- Morning surf: Morning surf (08 Sep, local time) - 10ft (3.0m), 10s period with SSW swell.
- Afternoon surf: Afternoon surf (08 Sep, local time) - 7ft (2.2m), 9s period with SSW swell.
- Evening surf: Evening surf (08 Sep, local time) - 6ft (1.8m), 8s period with SW swell.
The current surf forecast for Keaulanas at 1AM is: 6.5m 14s primary swell from a South-southwest direction and 0.4m 12s secondary swell from a Northwest direction (forecast issued at 07:00pm September 07). An open ocean swell of 0.9m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Sep) | 10ft (3.0m) | 10s |
| Afternoon (08 Sep) | 7ft (2.2m) | 9s |
| Evening (08 Sep) | 6ft (1.8m) | 8s |
Table - waves today at Keaulanas. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Mon night. Warm (max 28°C on Tue afternoon, min 26°C on Tue night). Winds decreasing (near gales from the SSE on Mon night, calm by Wed afternoon). | |||||||||||||||||||
Mon 7 | Tuesday 8 | Wednesday 9 | |||||||||||||||||
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) | SW 14 | SW 15 | SW 15 | SSW 14 | SSW 12 | SSW 10 | SSW 9 | SSW 9 | SSW 8 | SW 8 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 2746 | 7043 | 12919 | 15945 | 4815 | 2079 | 1223 | 784 | 616 | 443 | 361 | 356 | 351 | 346 | 336 | 322 | 257 | 249 | 246 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | glassy | glassy | cross-on | glassy | glassy | glassy | glassy |
High Tide | 1:50AM0.31m | 2:17PM0.71m | 2:34AM0.38m | 2:53PM0.68m | |||||||||||||||
Low Tide | 8:53PM0.12m | 7:07AM0.08m | 9:14PM0.10m | 8:03AM0.08m | 9:35PM0.09m | ||||||||||||||
 |  | | | | |  | | |  | | | | |  | | |  | | |
 | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | 6:43 | — | — | — | — | — | — | — | 6:42 | — | — | — | — | — | — | — | 6:40 | — | — |
mm | 1 | 1 | 3 | 3 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 25 | 23 | 22 | 24 | 26 | 26 | 27 | 29 | 28 | 30 | 29 | 30 | 30 | 30 | 30 | 31 | 32 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 15 | SW 15 | ENE 8 | WSW 13 | WSW 11 | W 10 | W 9 | SSW 8 | SW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 14 | SSW 14 | SSW 13 | NW 10 | NW 10 |
| kJ | 2746 | 7043 | 12919 | 123 | 3219 | 1316 | 669 | 343 | 616 | 408 | 238 | 232 | 145 | 110 | 336 | 322 | 257 | 160 | 157 |
Swell 2 Height (m) Direction Period (s) | SSW 17 | ENE 8 | NE 8 | NW 12 | ENE 12 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 8 | SSW 8 | SSW 7 | SSW 13 | SSW 13 |
| kJ | 376 | 133 | 98 | 37 | 171 | 566 | 481 | 468 | 456 | 443 | 361 | 356 | 351 | 346 | 81 | 64 | 62 | 249 | 246 |
Swell 3 Height (m) Direction Period (s) | E 12 | NW 13 | E 12 | — | NW 12 | ENE 12 | ENE 11 | ENE 11 | WNW 9 | NE 11 | NE 11 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | SSW 7 | SSW 7 |
| kJ | 78 | 44 | 72 | — | 37 | 171 | 100 | 97 | 116 | 176 | 140 | 102 | 97 | 64 | 88 | 60 | 49 | 42 | 29 |
Wind waves Height (m) Direction Period (s) | SE 9 | SSE 8 | SSE 9 | SSW 14 | SSW 12 | SSW 10 | SSW 9 | SSW 9 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 525 | 766 | 1549 | 15945 | 4815 | 2079 | 1223 | 784 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 158 | 158 | 160 | 182 | 169 | 162 | 169 | 35 | 35 | 24 | 24 | 14 | 0 | 0 | 5 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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