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Waimea Rivermouth Surf Forecast
/ HAW – Kaua'i (25 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Waimea Rivermouth surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 1 pm Saturday 23 May 2026 HSTForecast update in hr min s Forecast update imminent
Waimea Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waimea Rivermouth sea temperature is
25.2° C
(Which is normal for this time of year)How big are the waves at Waimea Rivermouth today?
The current surf forecast for Waimea Rivermouth at 10PM is: 0.6m 15s primary swell from a South direction (forecast issued at 01:00pm May 23). An open ocean swell of 0.9m 8s is not directed at the surf break, a second open ocean swell of 0.7m 13s is not directed at the surf break, a second open ocean swell of 1.8m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 1.5ft (0.5m) | 16s |
| Afternoon (23 May) | 2ft (0.6m) | 16s |
| Evening (23 May) | 2ft (0.6m) | 15s |
Table - waves today at Waimea Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Sun afternoon. Warm (max 25°C on Sat afternoon, min 22°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | E 8 | E 8 | S 14 | E 8 | E 8 | S 13 | S 13 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | S 13 | S 13 | S 13 | S 13 | |
127 | 124 | 165 | 153 | 153 | 155 | 439 | 450 | 131 | 396 | 500 | 88 | 87 | 428 | 422 | 377 | 334 | 368 | 391 | 329 | 52 | 53 | 53 | 84 | |
Wind (km/h) | ||||||||||||||||||||||||
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-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 11:11AM0.20m | 10:22PM0.39m | 12:21PM0.28m | 11:10PM0.34m | 1:11PM0.36m | 11:53PM0.28m | ||||||||||||||||||
Low Tide | 3:48PM0.14m | 5:51AM0.01m | 5:37PM0.17m | 6:17AM-0.01m | 7:06PM0.18m | 6:40AM-0.03m | ||||||||||||||||||
 | | |  |  | | | | |  |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — |
 | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | 7:15 |
— | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 25 | 25 | 23 | 23 | 23 | 22 | 23 | 25 | 24 | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 22 | 23 |
23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 25 | 23 | 23 | 22 | 21 | 20 | 21 | 22 | 24 | 24 | 23 | 24 | 22 | 23 | 21 | 22 | |
Swell 1 Height (m) Direction Period (s) | NE 8 | NE 8 | NE 8 | NNE 9 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 8 | NE 8 | NE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | NNE 8 | NNE 8 |
 kJ | 147 | 158 | 138 | 129 | 120 | 133 | 143 | 123 | 123 | 123 | 135 | 138 | 138 | 102 | 107 | 102 | 100 | 100 | 117 | 114 | 93 | 91 | 78 | 76 |
Swell 2 Height (m) Direction Period (s) | NNW 16 | NNW 15 | NNW 14 | NNW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 |
| kJ | 138 | 144 | 183 | 168 | 180 | 172 | 162 | 152 | 147 | 144 | 112 | 104 | 99 | 97 | 58 | 58 | 57 | 99 | 92 | 85 | 52 | 53 | 53 | 84 |
Swell 3 Height (m) Direction Period (s) | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | SE 6 | S 13 | S 13 | S 14 | S 14 | S 14 | SE 6 | NW 11 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 |
| kJ | 127 | 124 | 165 | 153 | 153 | 155 | 103 | 142 | 131 | 92 | 19 | 88 | 87 | 95 | 97 | 99 | 13 | 56 | 18 | 18 | 13 | 13 | 13 | 13 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 7 | E 7 | E 7 | E 7 |
| kJ | 562 | 617 | 576 | 522 | 470 | 535 | 439 | 450 | 459 | 396 | 500 | 497 | 448 | 428 | 422 | 377 | 334 | 368 | 391 | 329 | 292 | 262 | 269 | 245 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 6 | 3 | 3 | 6 | 6 | 0 | 6 | 0 | 0 | 6 | 3 | 3 | 20 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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