- 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 1 pm Sunday 31 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
25.2° C
(Which is normal for this time of year)How big are the waves at Waialua Rivermouth today (31 May):
- Morning surf: Morning surf (31 May, local time) - 2.5ft (0.8m), 8s period with ESE swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 3ft (0.9m), 7s period with ENE swell.
- Evening surf: Evening surf (31 May, local time) - 3.5ft (1.0m), 7s period with ENE swell.
The current surf forecast for Waialua Rivermouth at 7PM is: 0.9m 7s primary swell from a East-northeast direction and 0.7m 8s secondary swell from a East-southeast direction, 0.6m 9s secondary swell from a North direction (forecast issued at 01:00pm May 31). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 2.5ft (0.8m) | 8s |
| Afternoon (31 May) | 3ft (0.9m) | 7s |
| Evening (31 May) | 3.5ft (1.0m) | 7s |
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 3mm), mostly falling on Sun night. Warm (max 24°C on Sun afternoon, min 23°C on Sun night). Mainly fresh winds. | ||||||||||||||||||||||||
Sun 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NE 7 | ENE 7 | ENE 7 | ENE 7 | N 11 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | NNW 12 | NNW 11 | NNW 11 | E 6 | E 6 | E 7 | |
79 | 96 | 96 | 101 | 117 | 201 | 196 | 227 | 196 | 168 | 168 | 168 | 186 | 155 | 181 | 147 | 130 | 139 | 176 | 214 | 206 | 275 | 291 | 342 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross | cross | cross | 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 | 3:33PM0.67m | 3:05AM0.17m | 4:08PM0.66m | 3:47AM0.16m | 4:44PM0.65m | 4:34AM0.16m | ||||||||||||||||||
Low Tide | 8:04AM-0.04m | 11:23PM0.06m | 8:36AM-0.03m | 00:04AM0.06m | 9:08AM-0.02m | 00:48AM0.05m | ||||||||||||||||||
 |  | |  | | |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — |
 | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | 7:05 |
— | — | — | — | — | — | 1 | — | — | — | — | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 24 |
25 | 24 | 24 | 25 | 23 | 22 | 22 | 22 | 24 | 24 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 21 | 21 | 22 | |
Swell 1 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | N 10 | N 10 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | SSW 16 | N 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 |
 kJ | 62 | 62 | 65 | 67 | 87 | 88 | 78 | 56 | 55 | 70 | 67 | 48 | 47 | 46 | 46 | 102 | 78 | 115 | 176 | 214 | 206 | 149 | 143 | 137 |
Swell 2 Height (m) Direction Period (s) | N 9 | N 9 | N 9 | N 9 | N 11 | SSW 14 | SSW 14 | SW 14 | SW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | NNW 9 | SSW 16 | SSW 16 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 |
| kJ | 57 | 56 | 57 | 57 | 114 | 81 | 81 | 52 | 82 | 124 | 123 | 120 | 116 | 153 | 104 | 26 | 146 | 146 | 238 | 270 | 207 | 207 | 204 | 261 |
Swell 3 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | N 7 | SSW 19 | N 7 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 20 | SSW 20 | SSW 19 | SSW 19 | SSW 15 | E 18 | SSW 15 | SSW 15 | SSW 14 | — |
| kJ | 87 | 85 | 84 | 82 | 81 | 10 | 72 | 10 | 40 | 37 | 16 | 35 | 34 | 34 | 78 | 149 | 148 | 146 | 74 | 6 | 84 | 84 | 82 | — |
Wind waves Height (m) Direction Period (s) | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 6 | E 6 | E 6 | E 7 |
| kJ | 79 | 96 | 96 | 101 | 117 | 201 | 196 | 227 | 196 | 168 | 168 | 168 | 186 | 155 | 181 | 147 | 130 | 139 | 135 | 139 | 181 | 275 | 291 | 342 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 16 | 19 | 23 | 23 | 19 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 25 | 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