Surf Forecasts:
How big are the waves at Waimea Rivermouth today (13 Aug):
- Morning surf: Morning surf (13 Aug, local time) - 4.5ft (1.4m), 16s period with S swell.
- Afternoon surf: Afternoon surf (13 Aug, local time) - 4.5ft (1.3m), 16s period with S swell.
- Evening surf: Evening surf (13 Aug, local time) - 4ft (1.2m), 15s period with S swell.
The current surf forecast for Waimea Rivermouth at 4PM is: 1.3m 16s primary swell from a South direction and 1.3m 6s secondary swell from a East direction (forecast issued at 01:00pm August 13). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 4.5ft (1.4m) | 16s |
| Afternoon (13 Aug) | 4.5ft (1.3m) | 16s |
| Evening (13 Aug) | 4ft (1.2m) | 15s |
Table - waves today at Waimea Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Sun morning. Warm (max 28°C on Thu afternoon, min 25°C on Thu night). Mainly fresh winds. | |||||||||||||||||||||
Thu 13 | Friday 14 | Saturday 15 | |||||||||||||||||||
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) | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | E 8 | E 8 | E 9 | E 9 | E 9 | E 10 | E 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 868 | 843 | 794 | 631 | 623 | 623 | 623 | 614 | 510 | 496 | 411 | 405 | 405 | 394 | 422 | 513 | 641 | 823 | 979 | 1108 | 1292 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | 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 |
High Tide | 4:42PM0.59m | 4:51AM0.34m | 5:12PM0.53m | 5:42AM0.37m | 5:39PM0.46m | ||||||||||||||||
Low Tide | 9:46AM-0.01m | 11:24PM0.09m | 10:32AM0.05m | 11:48PM0.08m | 11:20AM0.12m | ||||||||||||||||
 | | |  | | | | | |  | | | | | | | | | | |  | |
 | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | 7:10 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:08 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 28 | 28 | 26 | 25 | 25 | 25 | 26 | 27 | 28 | 28 | 26 | 25 | 25 | 25 | 26 | 27 | 28 | 28 | 27 | 26 |
Feels °C | 28 | 29 | 29 | 28 | 26 | 26 | 26 | 27 | 28 | 28 | 29 | 27 | 25 | 26 | 27 | 28 | 28 | 28 | 28 | 27 | 26 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | NE 7 | NE 7 | NNE 7 |
| kJ | 868 | 843 | 794 | 631 | 623 | 623 | 623 | 614 | 510 | 496 | 411 | 405 | 405 | 394 | 297 | 289 | 280 | 222 | 65 | 65 | 78 |
Swell 2 Height (m) Direction Period (s) | N 7 | N 7 | NNE 4 | NNE 5 | NNE 5 | NNE 6 | NNE 6 | NNE 6 | NE 6 | NNE 6 | NNE 7 | NE 7 | NNE 6 | NE 6 | NE 6 | NE 7 | NE 7 | NNE 7 | S 13 | S 13 | S 13 |
| kJ | 28 | 26 | 8 | 8 | 10 | 18 | 22 | 22 | 27 | 25 | 29 | 35 | 27 | 31 | 42 | 46 | 44 | 56 | 222 | 219 | 168 |
Swell 3 Height (m) Direction Period (s) | SE 8 | ESE 8 | SE 9 | SE 9 | SE 8 | ESE 7 | SE 8 | SE 8 | SE 9 | ESE 9 | ESE 9 | SE 9 | SE 8 | SE 8 | SE 8 | ESE 9 | ESE 8 | ESE 9 | ESE 11 | ESE 11 | ESE 11 |
| kJ | 18 | 12 | 19 | 20 | 17 | 10 | 17 | 18 | 20 | 30 | 31 | 21 | 16 | 14 | 17 | 30 | 28 | 44 | 66 | 78 | 101 |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | E 6 | E 7 | E 7 | E 7 | E 7 | 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 10 | E 10 |
| kJ | 135 | 144 | 141 | 158 | 188 | 216 | 222 | 290 | 336 | 377 | 364 | 331 | 326 | 368 | 422 | 513 | 641 | 823 | 979 | 1108 | 1292 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 6 | 3 | 3 | 3 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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