Surf Forecasts:
How big are the waves at Waimea Rivermouth today (14 Aug):
- Afternoon surf: Afternoon surf (14 Aug, local time) - 4.5ft (1.3m), 16s period with S swell.
- Evening surf: Evening surf (14 Aug, local time) - 4ft (1.2m), 15s period with S swell.
The current surf forecast for Waimea Rivermouth at 12AM is: 1.2m 15s primary swell from a South direction and 1.5m 7s secondary swell from a East direction (forecast issued at 07:00pm August 13). An open ocean swell of 0.4m 5s 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 (14 Aug) | - | - |
| Afternoon (14 Aug) | 4.5ft (1.3m) | 16s |
| Evening (14 Aug) | 4ft (1.2m) | 15s |
Table - waves today at Waimea Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Sun afternoon. Warm (max 28°C on Fri afternoon, min 25°C on Thu night). Winds increasing (light winds from the ENE on Thu night, strong winds from the ENE by Sun afternoon). | |||||||||||||||||||
Thu 13 | Friday 14 | Saturday 15 | |||||||||||||||||
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 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 8 | E 9 | E 9 | E 10 | E 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 794 | 631 | 623 | 623 | 623 | 614 | 510 | 496 | 411 | 405 | 405 | 394 | 439 | 513 | 443 | 637 | 865 | 1021 | 1085 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | 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 | 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 | 26 | 25 | 25 | 25 | 26 | 27 | 28 | 28 | 26 | 25 | 25 | 25 | 26 | 27 | 28 | 28 | 27 | 26 |
Feels °C | 29 | 29 | 26 | 26 | 26 | 27 | 28 | 29 | 29 | 27 | 25 | 26 | 27 | 28 | 28 | 29 | 29 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | 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 | NNE 7 | NNE 6 | NE 7 |
| kJ | 794 | 631 | 623 | 623 | 623 | 614 | 510 | 496 | 411 | 405 | 405 | 394 | 297 | 289 | 280 | 222 | 56 | 54 | 65 |
Swell 2 Height (m) Direction Period (s) | NNE 5 | NNE 5 | NNE 5 | NNE 6 | NNE 6 | NNE 6 | NE 6 | NE 6 | NNE 6 | NNE 7 | NNE 6 | NNE 6 | NE 6 | NE 6 | NE 7 | NNE 7 | S 13 | S 13 | S 13 |
| kJ | 8 | 12 | 9 | 22 | 23 | 22 | 28 | 31 | 18 | 30 | 18 | 26 | 40 | 42 | 44 | 57 | 222 | 219 | 168 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 8 | ESE 7 | SE 8 | ESE 8 | SE 9 | ESE 9 | SE 9 | SE 9 | ENE 7 | SE 8 | ESE 9 | ESE 8 | ESE 9 | ESE 9 | ESE 10 | ESE 11 | ESE 11 |
| kJ | 19 | 20 | 17 | 10 | 17 | 28 | 27 | 30 | 20 | 21 | 10 | 15 | 31 | 28 | 32 | 32 | 38 | 78 | 75 |
Wind waves Height (m) Direction Period (s) | E 7 | 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 8 | E 9 | E 9 | E 10 | E 9 |
| kJ | 124 | 173 | 211 | 217 | 223 | 282 | 345 | 377 | 323 | 331 | 334 | 373 | 439 | 513 | 443 | 637 | 865 | 1021 | 1085 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 3 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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