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Waialua Rivermouth Surf Forecast
/ HAW – Molokai (14 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Waialua Rivermouth surfForecast / HAW – Molokai / USA
48hr Weather and Surf, issued 7 am Thursday 14 May 2026 HSTForecast update in hr min s Forecast update imminent
Waialua Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waialua Rivermouth sea temperature is
25.4° C
(Which is slightly warmer than usual)How big are the waves at Waialua Rivermouth today?
The current surf forecast for Waialua Rivermouth at 11AM is: 1.1m 15s primary swell from a Northwest direction and 0.5m 8s secondary swell from a North direction, 1.7m 7s secondary swell from a East-northeast direction (forecast issued at 07:00am May 14). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 3ft (0.9m) | 16s |
| Afternoon (14 May) | 4ft (1.2m) | 15s |
| Evening (14 May) | 4.5ft (1.4m) | 14s |
Table - waves today at Waialua Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Thu morning. Warm (max 25°C on Sat afternoon, min 23°C on Thu morning). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 14 | Friday 15 | Saturday 16 | Sun 17 | |||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 7 | NW 16 | NW 15 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | E 7 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | |
328 | 376 | 516 | 558 | 685 | 742 | 691 | 661 | 642 | 623 | 486 | 434 | 424 | 412 | 383 | 392 | 392 | 437 | 448 | 402 | 402 | 432 | 477 | 527 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 1:49PM0.67m | 1:20AM0.29m | 2:30PM0.74m | 2:06AM0.24m | 3:15PM0.78m | |||||||||||||||||||
Low Tide | 6:54AM-0.10m | 8:50PM0.06m | 7:25AM-0.12m | 9:49PM0.03m | 8:00AM-0.13m | 10:48PM0.02m | ||||||||||||||||||
 |  |  |  | |  | |  |  |  |  | | | | | | | | | | | | | | |
 | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:58 | — | — | 6:58 |
— | — | 1 | 1 | — | 1 | 1 | 1 | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | 1 | — | — | |
Temp °C | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 24 | 24 |
22 | 21 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 23 | 23 | 22 | 22 | 23 | 23 | 22 | 23 | 24 | 24 | 25 | 27 | 27 | 26 | 25 | |
Swell 1 Height (m) Direction Period (s) | NW 16 | NW 16 | NW 15 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NNW 10 |
 kJ | 271 | 376 | 516 | 558 | 685 | 742 | 691 | 661 | 642 | 623 | 486 | 386 | 336 | 282 | 278 | 199 | 150 | 147 | 123 | 96 | 96 | 96 | 94 | 73 |
Swell 2 Height (m) Direction Period (s) | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 |
| kJ | 35 | 35 | 34 | 33 | 22 | 22 | 22 | 22 | 12 | 12 | 40 | 40 | 40 | 64 | 40 | 40 | 40 | 39 | 60 | 57 | 57 | 56 | 54 | 54 |
Swell 3 Height (m) Direction Period (s) | NW 9 | NW 9 | NW 9 | NW 11 | SSW 14 | SSW 14 | SSW 14 | SW 16 | SW 16 | SW 16 | N 8 | N 8 | N 8 | N 8 | N 8 | NNW 15 | NNW 15 | SSW 13 | NNW 13 | NNW 13 | NW 13 | — | SW 24 | SSW 24 |
| kJ | 28 | 20 | 20 | 42 | 19 | 18 | 18 | 43 | 41 | 40 | 12 | 5 | 5 | 5 | 5 | 42 | 42 | 17 | 35 | 17 | 7 | — | 22 | 54 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 |
| kJ | 328 | 328 | 319 | 319 | 358 | 387 | 408 | 413 | 381 | 341 | 371 | 434 | 424 | 412 | 383 | 392 | 392 | 437 | 448 | 402 | 402 | 432 | 477 | 527 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 23 | 23 | 23 | 23 | 25 | 25 | 19 | 23 | 14 | 14 | 14 | 23 | 23 | 19 | 23 | 19 | 17 | 19 | 23 | 19 | 16 | 14 | 15 | 23 |
Best forecast wave conditions in Molokai | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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