Surf Forecasts:
How big are the waves at Keaulanas today (06 Sep):
- Morning surf: Morning surf (06 Sep, local time) - 4.5ft (1.4m), 12s period with SSW swell.
- Afternoon surf: Afternoon surf (06 Sep, local time) - 5ft (1.6m), 12s period with SSW swell.
- Evening surf: Evening surf (06 Sep, local time) - 5ft (1.6m), 12s period with SSW swell.
The current surf forecast for Keaulanas at 8AM is: 1.4m 11s primary swell from a South-southwest direction and 0.8m 16s secondary swell from a South-southwest direction (forecast issued at 01:00am September 06). An open ocean swell of 0.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Sep) | 4.5ft (1.4m) | 12s |
| Afternoon (06 Sep) | 5ft (1.6m) | 12s |
| Evening (06 Sep) | 5ft (1.6m) | 12s |
Table - waves today at Keaulanas. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 26mm), heaviest during Sun afternoon. Warm (max 28°C on Sun morning, min 25°C on Sun night). Winds decreasing (fresh winds from the SE on Mon night, light winds from the SSE by Tue night). | ||||||||||||||||||||||||
Sunday 6 | Monday 7 | Tuesday 8 | ||||||||||||||||||||||
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) | SSW 12 | SSW 12 | SSW 11 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 15 | SSW 14 | SSW 13 | SSW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 13 | SW 12 | WSW 11 | W 11 | SSW 9 | W 10 | SSW 14 | SSW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 550 | 478 | 471 | 514 | 787 | 749 | 703 | 880 | 1534 | 1226 | 1644 | 1824 | 1788 | 2474 | 5875 | 6771 | 5518 | 3549 | 1462 | 951 | 592 | 449 | 443 | 361 |
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 | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 11:47PM0.20m | 12:52PM0.70m | 1:00AM0.25m | 1:38PM0.72m | 1:50AM0.31m | 2:17PM0.71m | ||||||||||||||||||
Low Tide | 4:44AM0.10m | 8:34PM0.14m | 6:04AM0.09m | 8:53PM0.12m | 7:07AM0.08m | 9:14PM0.10m | ||||||||||||||||||
 | |  | |  | |  | | | | | | | |  | |  | |  | |  | | | | |
 | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:42 | — | — |
mm | — | — | — | — | 1 | 2 | 1 | 2 | 2 | 2 | 2 | 1 | 2 | 1 | — | 1 | 2 | 2 | 2 | 1 | — | — | — | 1 |
Temp °C | 26 | 26 | 26 | 28 | 28 | 27 | 26 | 25 | 25 | 25 | 26 | 27 | 27 | 28 | 27 | 27 | 26 | 26 | 27 | 27 | 28 | 28 | 27 | 27 |
Feels °C | 27 | 27 | 27 | 29 | 29 | 27 | 26 | 27 | 27 | 28 | 25 | 27 | 27 | 27 | 25 | 26 | 24 | 25 | 27 | 27 | 30 | 30 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 11 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 15 | SSW 14 | SSW 13 | SSW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 13 | SW 12 | WSW 11 | W 11 | SSW 9 | SSW 8 | SSW 8 | SSW 8 |
| kJ | 550 | 478 | 471 | 514 | 787 | 749 | 703 | 880 | 1534 | 1226 | 1644 | 1824 | 1788 | 2474 | 5875 | 6771 | 5518 | 3549 | 1462 | 951 | 579 | 361 | 306 | 243 |
Swell 2 Height (m) Direction Period (s) | NE 6 | SSW 16 | SSW 16 | SW 16 | E 12 | NNE 6 | SSW 19 | SSW 12 | NE 7 | NE 7 | SSW 17 | SSE 8 | SSE 8 | SSW 17 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | W 10 | W 10 | W 9 | WNW 10 |
| kJ | 56 | 223 | 295 | 264 | 75 | 25 | 274 | 469 | 84 | 71 | 394 | 99 | 151 | 745 | 628 | 581 | 581 | 687 | 596 | 481 | 592 | 415 | 256 | 205 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | E 13 | E 13 | E 12 | SSW 20 | SSW 19 | ENE 12 | ENE 12 | S 18 | SSW 18 | SSE 8 | SSW 17 | S 16 | NE 8 | NE 7 | ENE 12 | NE 7 | ENE 11 | ENE 11 | ENE 11 | SSW 15 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 149 | 53 | 85 | 77 | 75 | 122 | 47 | 48 | 243 | 418 | 66 | 385 | 542 | 94 | 64 | 177 | 54 | 160 | 157 | 154 | 468 | 449 | 443 | 361 |
Wind waves Height (m) Direction Period (s) | — | NE 6 | NE 6 | NE 6 | NE 6 | ENE 12 | NE 6 | NE 7 | E 12 | — | NE 7 | NE 7 | ESE 8 | SSE 9 | SE 8 | SSE 8 | — | — | S 10 | SSW 9 | — | — | — | — |
| kJ | — | 56 | 54 | 42 | 42 | 150 | 66 | 91 | 846 | — | 67 | 112 | 705 | 366 | 1190 | 775 | — | — | 847 | 724 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 2 | 2 | 2 | 5 | 2 | 2 | 5 | 0 | 0 | 16 | 164 | 24 | 92 | 92 | 94 | 112 | 33 | 23 | 35 | 35 | 33 | 23 | 2 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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