Surf Forecasts:
How big are the waves at Waimea Rivermouth today (14 Aug):
- Morning surf: Morning surf (14 Aug, local time) - 3.5ft (1.1m), 15s period with S swell.
- Afternoon surf: Afternoon surf (14 Aug, local time) - 3.5ft (1.1m), 14s period with S swell.
- Evening surf: Evening surf (14 Aug, local time) - 3.5ft (1.0m), 14s period with S swell.
The current surf forecast for Waimea Rivermouth at 8PM is: 1.0m 14s primary swell from a South direction and 1.6m 8s secondary swell from a East direction (forecast issued at 01:00pm August 14). An open ocean swell of 0.7m 6s 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) | 3.5ft (1.1m) | 15s |
| Afternoon (14 Aug) | 3.5ft (1.1m) | 14s |
| Evening (14 Aug) | 3.5ft (1.0m) | 14s |
Table - waves today at Waimea Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 29mm), heaviest during Sun morning. Warm (max 28°C on Fri afternoon, min 25°C on Fri night). Winds increasing (light winds from the NE on Sat morning, strong winds from the E by Sun morning). | |||||||||||||||||||||
Fri 14 | Saturday 15 | Sunday 16 | |||||||||||||||||||
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 15 | S 14 | S 14 | S 14 | S 14 | S 14 | E 8 | E 8 | E 8 | S 13 | S 13 | E 10 | E 10 | E 10 | S 13 | ESE 11 | S 17 | ESE 10 | SE 8 | ESE 9 | E 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 510 | 496 | 411 | 405 | 405 | 394 | 428 | 501 | 405 | 222 | 222 | 963 | 1281 | 1275 | 167 | 204 | 145 | 586 | 227 | 1072 | 809 |
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 | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross | cross | cross-off |
High Tide | 5:12PM0.53m | 5:42AM0.37m | 5:39PM0.46m | 6:35AM0.39m | 6:00PM0.39m | ||||||||||||||||
Low Tide | 10:32AM0.05m | 11:48PM0.08m | 11:20AM0.12m | 00:12AM0.07m | 12:13PM0.19m | ||||||||||||||||
 |  | |  | | | | | | |  |  | | |  |  |  | | |  | | |
 | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | 7:09 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:07 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | 5 | 9 | 5 | 3 | 2 | 1 |
Temp °C | 27 | 27 | 28 | 26 | 25 | 25 | 25 | 26 | 27 | 28 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
Feels °C | 28 | 28 | 28 | 27 | 26 | 26 | 27 | 28 | 29 | 30 | 28 | 27 | 27 | 26 | 27 | 26 | 23 | 24 | 24 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | NNE 6 | NNE 7 | NNE 7 | NNE 7 | ESE 11 | S 12 | NNE 7 | NNE 7 | SSE 7 | SSE 6 |
| kJ | 510 | 496 | 411 | 405 | 405 | 394 | 297 | 289 | 280 | 222 | 222 | 69 | 93 | 99 | 105 | 204 | 110 | 135 | 84 | 142 | 80 |
Swell 2 Height (m) Direction Period (s) | NE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | ESE 12 | S 13 | S 13 | S 13 | S 13 | S 13 | S 17 | S 13 | S 13 | NNE 8 | NNE 8 |
| kJ | 27 | 31 | 18 | 37 | 20 | 39 | 39 | 42 | 43 | 43 | 53 | 219 | 165 | 215 | 167 | 115 | 145 | 112 | 155 | 126 | 106 |
Swell 3 Height (m) Direction Period (s) | SE 8 | SE 9 | SE 9 | W 11 | ENE 7 | ESE 11 | ESE 8 | ESE 8 | ESE 9 | ESE 10 | WNW 13 | ESE 11 | ESE 10 | ESE 11 | ESE 11 | S 18 | WNW 12 | NE 8 | S 16 | S 13 | S 13 |
| kJ | 18 | 38 | 39 | 21 | 10 | 23 | 27 | 28 | 32 | 38 | 57 | 44 | 57 | 105 | 99 | 150 | 28 | 44 | 183 | 160 | 162 |
Wind waves Height (m) Direction Period (s) | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 9 | NE 6 | E 10 | E 10 | E 10 | ENE 9 | NE 7 | ENE 11 | ESE 10 | SE 8 | ESE 9 | E 9 |
| kJ | 291 | 311 | 323 | 318 | 334 | 334 | 428 | 501 | 405 | 738 | 59 | 963 | 1281 | 1275 | 1972 | 199 | 1252 | 586 | 227 | 1072 | 809 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 0 | 6 | 330 | 261 | 165 | 156 | 156 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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