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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 Thursday 07 May 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
25.4° C
(Which is slightly warmer than usual)How big are the waves at Waimanu Bay today?
The current surf forecast for Waimanu Bay at 1AM is: 1.5m 14s primary swell from a North-northwest direction and 0.8m 8s secondary swell from a East direction (forecast issued at 07:00pm May 07). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 May) | 4.5ft (1.3m) | 13s |
| Afternoon (08 May) | 4ft (1.2m) | 12s |
| Evening (08 May) | 3.5ft (1.0m) | 12s |
Table - waves today at Waimanu Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri night. Warm (max 25°C on Fri morning, min 23°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 7 | Friday 8 | Saturday 9 | Sun 10 | |||||||||||||||||||||
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 15 | NW 15 | NNW 12 | NNW 14 | NNW 13 | NNW 13 | NNW 13 | NNW 13 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | E 8 | E 8 | E 8 | E 8 | E 8 | |
331 | 309 | 379 | 791 | 659 | 649 | 512 | 423 | 403 | 304 | 294 | 239 | 215 | 211 | 163 | 138 | 133 | 130 | 130 | 105 | 133 | 157 | 185 | 213 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | glassy | glassy | glassy | on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | |
High Tide | 7:26PM0.79m | 6:06AM0.38m | 8:21PM0.77m | 8:44AM0.39m | 9:16PM0.75m | 10:44AM0.46m | ||||||||||||||||||
Low Tide | 3:54AM0.37m | 11:56AM0.25m | 4:35AM0.33m | 1:14PM0.32m | 5:01AM0.28m | |||||||||||||||||||
 |  | |  | |  | | | |  | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — |
 | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | 6:49 |
— | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 24 | 25 | 25 |
27 | 25 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 25 | 25 | 24 | 23 | 24 | 25 | 25 | 25 | 23 | 22 | 22 | 22 | 23 | 24 | 23 | |
Swell 1 Height (m) Direction Period (s) | NW 15 | NNW 12 | NNW 12 | NNW 14 | NNW 13 | NNW 13 | NNW 13 | NNW 13 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 12 | NNW 11 | NNW 11 |
 kJ | 331 | 306 | 379 | 791 | 659 | 649 | 512 | 423 | 403 | 304 | 294 | 239 | 215 | 211 | 163 | 138 | 133 | 130 | 130 | 78 | 84 | 121 | 111 | 140 |
Swell 2 Height (m) Direction Period (s) | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | NNE 9 | NNE 9 | NNE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | N 7 | N 6 | N 6 | NNW 6 | NNW 6 |
| kJ | 90 | 108 | 86 | 86 | 88 | 86 | 86 | 84 | 66 | 66 | 7 | 7 | 7 | 7 | 7 | 3 | 3 | 3 | 3 | 21 | 21 | 20 | 14 | 13 |
Swell 3 Height (m) Direction Period (s) | NNW 12 | NW 15 | NW 14 | NE 9 | NE 9 | NNE 9 | NNE 9 | NE 8 | NE 8 | NNE 8 | N 11 | SE 16 | N 10 | N 10 | N 10 | N 10 | N 9 | N 9 | N 9 | NE 8 | NE 8 | NE 8 | NE 8 | NW 15 |
| kJ | 193 | 309 | 251 | 13 | 13 | 8 | 8 | 11 | 11 | 7 | 2 | 10 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 8 |
Wind waves Height (m) Direction Period (s) | NE 3 | — | — | — | — | — | — | — | — | — | ESE 8 | ESE 8 | ESE 8 | ESE 8 | E 4 | E 4 | E 4 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 2 | — | — | — | — | — | — | — | — | — | 87 | 109 | 109 | 109 | 35 | 46 | 35 | 124 | 124 | 105 | 133 | 157 | 185 | 213 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 58 | 29 | 29 | 0 | 0 | 0 | 77 | 77 | 24 | 29 | 24 | 58 | 58 | 58 | 98 | 107 | 107 | 58 | 58 | 66 | 66 | 66 | 77 | 77 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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