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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 1 pm Wednesday 27 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
25.1° C
(Which is normal for this time of year)How big are the waves at Waialua Rivermouth today (27 May):
- Morning surf: Morning surf (27 May, local time) - 3.5ft (1.1m), 15s period with NW swell.
- Afternoon surf: Afternoon surf (27 May, local time) - 3.5ft (1.1m), 14s period with NW swell.
- Evening surf: Evening surf (27 May, local time) - 4ft (1.2m), 14s period with NW swell.
The current surf forecast for Waialua Rivermouth at 10PM is: 1.2m 13s primary swell from a Northwest direction and 0.4m 12s secondary swell from a North direction, 1.8m 7s secondary swell from a East-northeast direction (forecast issued at 01:00pm May 27). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | 3.5ft (1.1m) | 15s |
| Afternoon (27 May) | 3.5ft (1.1m) | 14s |
| Evening (27 May) | 4ft (1.2m) | 14s |
Table - waves today at Waialua Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Wed night. Warm (max 24°C on Wed afternoon, min 23°C on Wed afternoon). Mainly fresh winds. | ||||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Sat 30 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | |
551 | 521 | 549 | 534 | 503 | 437 | 431 | 320 | 286 | 281 | 281 | 255 | 286 | 265 | 244 | 244 | 265 | 261 | 265 | 265 | 236 | 242 | 212 | 222 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | 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 | cross-on | cross-on | cross-on | |
High Tide | 1:23PM0.62m | 00:26AM0.27m | 1:56PM0.66m | 1:07AM0.23m | 2:28PM0.67m | 1:47AM0.20m | ||||||||||||||||||
Low Tide | 8:34PM0.13m | 6:39AM-0.05m | 9:23PM0.11m | 7:06AM-0.05m | 10:05PM0.09m | 7:34AM-0.05m | ||||||||||||||||||
 |  | |  |  | |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — |
 | — | — | 7:01 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | 7:04 |
— | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 23 |
20 | 21 | 20 | 19 | 20 | 21 | 22 | 21 | 22 | 21 | 22 | 20 | 20 | 21 | 20 | 20 | 21 | 21 | 22 | 21 | 21 | 22 | 22 | 21 | |
Swell 1 Height (m) Direction Period (s) | NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | 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 11 | NNW 11 | NNW 11 |
 kJ | 551 | 521 | 549 | 534 | 503 | 437 | 431 | 320 | 286 | 281 | 281 | 240 | 236 | 228 | 185 | 182 | 153 | 130 | 133 | 128 | 96 | 78 | 78 | 75 |
Swell 2 Height (m) Direction Period (s) | NNW 9 | NNW 9 | N 12 | N 12 | NNE 12 | NNE 13 | NNE 13 | N 12 | N 12 | N 12 | N 12 | N 11 | N 10 | N 11 | N 11 | N 11 | N 10 | NNE 10 | N 10 | N 10 | NNE 10 | N 10 | NNE 11 | SSW 17 |
| kJ | 8 | 8 | 12 | 27 | 51 | 53 | 53 | 43 | 73 | 72 | 73 | 55 | 56 | 82 | 82 | 82 | 78 | 104 | 48 | 48 | 78 | 56 | 64 | 116 |
Swell 3 Height (m) Direction Period (s) | S 14 | SSW 14 | SSW 14 | SSW 14 | S 13 | S 13 | S 13 | NNE 13 | S 12 | SW 16 | SSW 16 | NNE 14 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | SW 20 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | NNE 10 |
| kJ | 16 | 20 | 20 | 18 | 14 | 14 | 13 | 18 | 12 | 10 | 25 | 36 | 56 | 57 | 34 | 33 | 98 | 145 | 139 | 130 | 127 | 124 | 121 | 37 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 340 | 319 | 310 | 316 | 312 | 303 | 251 | 223 | 191 | 237 | 268 | 255 | 286 | 265 | 244 | 244 | 265 | 261 | 265 | 265 | 236 | 242 | 212 | 222 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 23 | 23 | 23 | 25 | 25 | 23 | 17 | 19 | 23 | 25 | 25 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 25 | 19 | 19 | 19 |
Best forecast wave conditions in Molokai | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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