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Waimanu Bay Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Waimanu Bay surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 7 pm Sunday 26 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Waimanu Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waimanu Bay sea temperature is
25.5° C
(Which is slightly warmer than usual)How big are the waves at Waimanu Bay today?
The current surf forecast for Waimanu Bay at 12AM is: 1.1m 8s primary swell from a Northeast direction and 0.6m 12s secondary swell from a North-northwest direction, 0.7m 8s secondary swell from a East direction (forecast issued at 07:00pm April 26). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | - | - |
| Afternoon (27 Apr) | 4.5ft (1.4m) | 8s |
| Evening (27 Apr) | 3.5ft (1.0m) | 8s |
Table - waves today at Waimanu Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Mon afternoon. Warm (max 25°C on Mon morning, min 22°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 26 | Monday 27 | Tuesday 28 | Wed 29 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 12 | NNE 8 | NE 8 | NE 8 | NE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | |
149 | 123 | 140 | 173 | 160 | 220 | 273 | 265 | 225 | 192 | 123 | 149 | 149 | 154 | 161 | 232 | 293 | 261 | 222 | 126 | 102 | 128 | 108 | 105 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | |
High Tide | 00:02AM0.73m | 1:11PM0.69m | 00:37AM0.69m | 1:46PM0.77m | 1:08AM0.65m | |||||||||||||||||||
Low Tide | 5:50PM0.34m | 6:41AM0.18m | 6:53PM0.34m | 7:03AM0.15m | 7:45PM0.33m | 7:26AM0.12m | ||||||||||||||||||
 |  | | | | | |  | | | | | | | | | |  |  | | | | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — |
 | 6:44 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | 6:45 |
— | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | |
Temp °C | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 24 |
24 | 25 | 24 | 23 | 23 | 24 | 25 | 26 | 25 | 23 | 23 | 24 | 23 | 22 | 24 | 24 | 24 | 22 | 23 | 22 | 22 | 22 | 23 | 24 | |
Swell 1 Height (m) Direction Period (s) | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | NNW 11 | NNW 11 | NW 11 | NW 11 | NW 11 | NE 6 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NW 10 | NW 10 | NW 10 | NE 7 | NE 7 | NW 13 | NW 14 | NW 14 |
 kJ | 103 | 123 | 140 | 173 | 160 | 81 | 79 | 58 | 57 | 57 | 43 | 42 | 41 | 41 | 42 | 42 | 27 | 26 | 25 | 49 | 49 | 61 | 96 | 100 |
Swell 2 Height (m) Direction Period (s) | NW 12 | NW 12 | NNW 12 | NNW 11 | NNW 11 | NE 10 | NE 9 | NNE 9 | NNE 9 | NNE 8 | NW 11 | NNE 8 | NNE 8 | NNE 8 | NE 8 | NW 15 | NNW 15 | NW 14 | NW 14 | NW 13 | NW 13 | NW 10 | NE 10 | NE 10 |
| kJ | 149 | 112 | 88 | 85 | 82 | 23 | 21 | 32 | 32 | 28 | 55 | 14 | 7 | 14 | 17 | 9 | 21 | 33 | 29 | 46 | 45 | 25 | 24 | 24 |
Swell 3 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | NE 12 | NE 11 | NE 11 | NE 11 | NE 8 | NNE 10 | NNE 10 | NE 10 | NW 16 | — | S 11 | S 11 | NNE 9 | NW 10 | NW 10 | NNE 10 | ESE 7 | NNW 9 |
| kJ | 8 | 8 | 7 | 7 | 2 | 2 | 5 | 5 | 5 | 5 | 18 | 10 | 10 | 4 | 10 | — | 2 | 2 | 9 | 24 | 25 | 10 | 36 | 8 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 4 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 78 | 78 | 60 | 57 | 21 | 220 | 273 | 265 | 225 | 192 | 123 | 149 | 149 | 154 | 161 | 232 | 293 | 261 | 222 | 126 | 102 | 128 | 108 | 105 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 24 | 77 | 58 | 69 | 58 | 58 | 77 | 77 | 77 | 58 | 58 | 58 | 58 | 66 | 77 | 77 | 77 | 77 | 58 | 66 | 68 | 66 | 77 | 77 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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