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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 1 pm Saturday 23 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
25.9° C
(Which is slightly warmer than usual)How big are the waves at Waimanu Bay today?
The current surf forecast for Waimanu Bay at 9PM is: 1.9m 8s primary swell from a Northeast direction and 0.4m 16s secondary swell from a North-northwest direction, 0.4m 10s secondary swell from a Northwest direction (forecast issued at 01:00pm May 23). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 7ft (2.1m) | 8s |
| Afternoon (23 May) | 7ft (2.2m) | 8s |
| Evening (23 May) | 6ft (1.9m) | 8s |
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 Tue morning. Warm (max 25°C on Mon morning, min 22°C on Sat night). Mainly fresh winds. | ||||||||||||||||||||||||
Sat 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
ENE 8 | NE 8 | NE 8 | ENE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | NE 8 | ENE 8 | ENE 7 | ENE 7 | |
630 | 698 | 613 | 581 | 534 | 534 | 490 | 490 | 490 | 535 | 490 | 479 | 467 | 456 | 445 | 381 | 381 | 329 | 344 | 314 | 276 | 306 | 297 | 297 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | 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 | cross | cross-on | |
High Tide | 9:55AM0.45m | 9:17PM0.74m | 11:27AM0.55m | 10:08PM0.68m | 12:22PM0.66m | 10:55PM0.62m | ||||||||||||||||||
Low Tide | 2:11PM0.37m | 4:45AM0.23m | 4:07PM0.43m | 5:18AM0.19m | 5:47PM0.45m | 5:47AM0.16m | ||||||||||||||||||
 |  | |  | | | | | | | | | | |  | | | | | | | | |  | |
 | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — |
 | — | — | 6:53 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | 6:55 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | |
Temp °C | 24 | 23 | 23 | 22 | 22 | 22 | 22 | 23 | 24 | 24 | 23 | 23 | 23 | 22 | 22 | 23 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 24 |
20 | 20 | 20 | 19 | 20 | 20 | 20 | 20 | 22 | 22 | 21 | 20 | 21 | 20 | 20 | 20 | 23 | 21 | 22 | 21 | 21 | 21 | 22 | 22 | |
Swell 1 Height (m) Direction Period (s) | NW 11 | NW 11 | NNW 16 | NNW 16 | NNW 15 | NE 8 | NE 8 | NNW 13 | NNW 13 | NNW 13 | NNW 12 | NNW 12 | NW 12 | NW 12 | NE 8 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NE 8 | ENE 8 | ENE 7 | NW 10 |
 kJ | 29 | 29 | 102 | 99 | 86 | 534 | 490 | 120 | 116 | 113 | 103 | 98 | 71 | 69 | 445 | 63 | 60 | 31 | 30 | 30 | 276 | 306 | 297 | 17 |
Swell 2 Height (m) Direction Period (s) | NNW 18 | NNW 17 | NW 10 | NW 10 | NW 10 | NNW 15 | NNW 14 | NNW 10 | NNW 10 | NNW 10 | NW 12 | S 15 | — | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | N 13 |
| kJ | 31 | 59 | 28 | 27 | 27 | 142 | 134 | 9 | 9 | 9 | 159 | 4 | — | 114 | 67 | 64 | 60 | 59 | 58 | 58 | 30 | 29 | 28 | 4 |
Swell 3 Height (m) Direction Period (s) | SE 12 | NW 17 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | S 11 | — | — | — | — | S 14 | — | — | — | — | — | — | — | — |
| kJ | 5 | 77 | 28 | 27 | 27 | 16 | 16 | 25 | 15 | 15 | 2 | — | — | — | — | 4 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 8 | NE 8 | NE 8 | ENE 8 | NE 8 | — | — | NE 8 | NE 8 | NE 9 | NE 8 | NE 8 | NE 8 | NE 8 | — | NE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | — | — | — | ENE 7 |
| kJ | 630 | 698 | 613 | 581 | 534 | — | — | 490 | 490 | 535 | 490 | 479 | 467 | 456 | — | 381 | 381 | 329 | 344 | 314 | — | — | — | 297 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 58 | 66 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 98 | 69 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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