- Forecast
- Maps
- Live
- Weather State
- Spot Information
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 Friday 15 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
25.3° C
(Which is normal for this time of year)How big are the waves at Waialua Rivermouth today?
The current surf forecast for Waialua Rivermouth at 1PM is: 2.0m 7s primary swell from a East direction and 1.1m 12s secondary swell from a Northwest direction (forecast issued at 07:00am May 15). An open ocean swell of 0.3m 16s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 4.5ft (1.3m) | 13s |
| Afternoon (15 May) | 7ft (2.1m) | 7s |
| Evening (15 May) | 6ft (1.9m) | 8s |
Table - waves today at Waialua Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Fri afternoon. Warm (max 24°C on Fri morning, min 23°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NW 13 | NW 13 | NW 13 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | |
642 | 552 | 486 | 470 | 483 | 441 | 418 | 418 | 464 | 476 | 485 | 437 | 488 | 470 | 520 | 466 | 386 | 386 | 358 | 358 | 358 | 316 | 358 | 450 | |
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 | 2:30PM0.74m | 2:06AM0.24m | 3:15PM0.78m | 2:54AM0.20m | 4:01PM0.79m | |||||||||||||||||||
Low Tide | 7:25AM-0.12m | 9:49PM0.03m | 8:00AM-0.13m | 10:48PM0.02m | 8:38AM-0.12m | 11:47PM0.01m | ||||||||||||||||||
 |  | | | |  | |  | |  | |  | | | | | | | | | | | | | |
 | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | 6:59 |
1 | 1 | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 24 | 24 | 24 | 24 | 24 | 23 | 23 |
22 | 23 | 22 | 21 | 22 | 22 | 23 | 22 | 25 | 25 | 24 | 24 | 24 | 25 | 26 | 26 | 25 | 25 | 24 | 23 | 23 | 24 | 23 | 22 | |
Swell 1 Height (m) Direction Period (s) | 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 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NW 10 | NNW 10 | NNW 10 |
 kJ | 642 | 552 | 486 | 386 | 287 | 282 | 278 | 199 | 150 | 147 | 97 | 96 | 96 | 96 | 94 | 73 | 71 | 69 | 68 | 67 | 65 | 47 | 37 | 35 |
Swell 2 Height (m) Direction Period (s) | N 8 | SW 16 | 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 | SW 15 | SW 15 | SSW 15 | SSW 15 | SSW 15 | SW 15 | SW 15 | SW 14 |
| kJ | 22 | 40 | 40 | 40 | 40 | 64 | 40 | 40 | 40 | 39 | 60 | 57 | 57 | 56 | 54 | 54 | 54 | 54 | 84 | 84 | 85 | 55 | 54 | 53 |
Swell 3 Height (m) Direction Period (s) | SW 16 | N 8 | N 8 | N 8 | N 8 | N 8 | SSW 13 | NNW 15 | NNW 15 | SSW 13 | NNW 13 | NNW 13 | NW 13 | — | SW 24 | SSW 24 | SSW 12 | NNW 19 | NNW 19 | NNW 18 | NW 18 | NW 16 | NW 16 | NW 16 |
| kJ | 41 | 12 | 12 | 5 | 5 | 5 | 17 | 42 | 42 | 17 | 35 | 17 | 7 | — | 22 | 54 | 14 | 37 | 34 | 31 | 78 | 68 | 66 | 62 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 458 | 413 | 403 | 470 | 483 | 441 | 418 | 418 | 464 | 476 | 485 | 437 | 488 | 470 | 520 | 466 | 386 | 386 | 358 | 358 | 358 | 316 | 358 | 450 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 17 | 19 | 23 | 25 | 23 | 23 | 19 | 17 | 14 | 16 | 23 | 23 | 17 | 19 | 15 | 15 | 15 | 19 | 19 | 23 | 23 | 23 | 23 | 23 |
Best forecast wave conditions in Molokai | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Waialua Rivermouth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest