Surf Forecasts:
How big are the waves at Waimea Rivermouth today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 2ft (0.6m), 12s period with S swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 1.5ft (0.5m), 12s period with S swell.
- Evening surf: Evening surf (19 Aug, local time) - 1.5ft (0.5m), 12s period with S swell.
The current surf forecast for Waimea Rivermouth at 7PM is: 0.5m 12s primary swell from a South direction and 0.4m 5s secondary swell from a Southeast direction (forecast issued at 01:00pm August 19). An open ocean swell of 0.4m 6s is not directed at the surf break, a second open ocean swell of 1.4m 5s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 2ft (0.6m) | 12s |
| Afternoon (19 Aug) | 1.5ft (0.5m) | 12s |
| Evening (19 Aug) | 1.5ft (0.5m) | 12s |
Table - waves today at Waimea Rivermouth. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Sat morning, min 24°C on Wed night). Wind will be generally light. | |||||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | |||||||||||||||||||
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 12 | S 12 | S 12 | S 12 | SW 16 | SW 16 | SW 17 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SSW 16 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 103 | 44 | 69 | 69 | 69 | 69 | 76 | 150 | 154 | 152 | 145 | 132 | 177 | 184 | 193 | 195 | 197 | 188 | 171 | 169 | 223 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | cross-off | glassy | glassy | cross-on | cross-on | cross-on | cross | cross-off |
High Tide | 10:05AM0.43m | 11:29AM0.45m | 12:34PM0.47m | ||||||||||||||||||
Low Tide | 2:26AM0.09m | 3:45AM0.10m | 9:51PM0.17m | ||||||||||||||||||
 | | |  |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | 7:06 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 25 | 25 | 25 | 24 | 25 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 26 | 27 | 26 | 27 | 26 | 25 |
Feels °C | 29 | 29 | 29 | 27 | 27 | 27 | 26 | 27 | 30 | 30 | 31 | 30 | 29 | 29 | 29 | 30 | 31 | 29 | 31 | 30 | 28 |
Swell 1 Height (m) Direction Period (s) | S 12 | NNE 6 | NNE 6 | NNE 6 | S 12 | NNE 6 | NE 6 | NE 7 | SW 18 | SW 18 | NNE 7 | NNE 7 | NNE 7 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | W 11 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 103 | 17 | 16 | 15 | 69 | 14 | 21 | 22 | 154 | 152 | 29 | 30 | 31 | 184 | 193 | 195 | 197 | 81 | 171 | 169 | 223 |
Swell 2 Height (m) Direction Period (s) | NNE 7 | S 12 | S 12 | SE 5 | NNE 6 | S 12 | S 12 | SW 18 | NE 7 | NE 7 | SW 17 | SW 16 | SSW 16 | NNE 7 | NNE 7 | W 11 | W 11 | SSW 17 | W 10 | W 10 | W 10 |
| kJ | 18 | 44 | 69 | 9 | 15 | 69 | 71 | 150 | 22 | 21 | 145 | 132 | 177 | 31 | 32 | 81 | 82 | 188 | 76 | 78 | 77 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SE 6 | SE 4 | S 12 | SW 16 | SW 16 | SW 17 | S 12 | S 11 | W 10 | SSE 11 | SSE 11 | SSE 11 | W 11 | W 11 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NNE 7 |
| kJ | 67 | 9 | 5 | 69 | 67 | 68 | 76 | 41 | 39 | 31 | 41 | 41 | 41 | 58 | 56 | 23 | 23 | 23 | 23 | 23 | 18 |
Wind waves Height (m) Direction Period (s) | E 7 | E 4 | E 5 | E 5 | E 5 | ENE 5 | ENE 8 | ENE 8 | — | — | — | E 8 | ENE 8 | ENE 7 | — | — | — | — | — | — | ENE 7 |
| kJ | 79 | 55 | 77 | 100 | 88 | 45 | 107 | 104 | — | — | — | 57 | 94 | 97 | — | — | — | — | — | — | 59 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 18 | 15 | 3 | 0 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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