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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 am Wednesday 27 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
25.8° C
(Which is slightly warmer than usual)How big are the waves at Waimanu Bay today (27 May):
- Morning surf: Morning surf (27 May, local time) - 5ft (1.5m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (27 May, local time) - 5ft (1.5m), 8s period with ENE swell.
- Evening surf: Evening surf (27 May, local time) - 2ft (0.6m), 14s period with NW swell.
The current surf forecast for Waimanu Bay at 6AM is: 1.5m 8s primary swell from a East-northeast direction and 0.4m 16s secondary swell from a Northwest direction, 0.2m 10s secondary swell from a North-northwest direction (forecast issued at 01:00am May 27). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | 5ft (1.5m) | 8s |
| Afternoon (27 May) | 5ft (1.5m) | 8s |
| Evening (27 May) | 2ft (0.6m) | 14s |
Table - waves today at Waimanu Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Wed afternoon, min 22°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 27 | Thursday 28 | Friday 29 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
ENE 8 | ENE 8 | ENE 8 | E 7 | ENE 8 | ENE 7 | NW 14 | NW 14 | NW 14 | E 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | NE 8 | NE 8 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | |
310 | 277 | 263 | 131 | 256 | 280 | 131 | 119 | 119 | 126 | 112 | 218 | 212 | 186 | 167 | 193 | 121 | 106 | 94 | 181 | 208 | 226 | 253 | 273 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 11:38PM0.57m | 1:36PM0.83m | 00:18AM0.54m | 2:07PM0.89m | 00:56AM0.51m | 2:38PM0.92m | ||||||||||||||||||
Low Tide | 6:14AM0.13m | 7:59PM0.40m | 6:43AM0.10m | 8:45PM0.37m | 7:12AM0.08m | 9:24PM0.35m | ||||||||||||||||||
 | |  | | | | | | |  | |  | | | | | | | | | | | | | |
 | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 22 | 24 | 24 | 25 | 24 | 23 | 23 | 22 | 22 | 24 | 25 | 25 | 24 | 23 | 23 | 23 | 22 | 23 | 25 | 25 | 24 | 23 | 23 |
21 | 20 | 21 | 22 | 24 | 23 | 21 | 21 | 21 | 21 | 22 | 24 | 24 | 23 | 22 | 21 | 22 | 21 | 22 | 25 | 24 | 24 | 23 | 23 | |
Swell 1 Height (m) Direction Period (s) | NW 18 | NW 16 | NW 16 | NNE 8 | NW 15 | NW 15 | NE 7 | NNE 7 | NNE 7 | NNE 7 | NE 7 | NW 13 | NW 13 | NW 12 | N 12 | NW 12 | NNE 8 | NE 8 | NE 8 | N 11 | N 11 | N 11 | N 10 | N 10 |
 kJ | 111 | 94 | 93 | 103 | 137 | 134 | 104 | 90 | 90 | 88 | 112 | 109 | 84 | 77 | 101 | 73 | 74 | 82 | 94 | 114 | 85 | 82 | 73 | 71 |
Swell 2 Height (m) Direction Period (s) | NNW 10 | NNW 10 | NNW 10 | NW 15 | NNW 9 | NNW 9 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NNE 13 | N 12 | N 11 | NW 12 | N 12 | NNW 12 | NNW 12 | N 11 | NNW 12 | NNW 12 | NW 12 | NW 12 | NW 12 |
| kJ | 9 | 9 | 9 | 112 | 8 | 8 | 121 | 119 | 119 | 62 | 61 | 55 | 42 | 41 | 73 | 71 | 98 | 96 | 83 | 93 | 90 | 65 | 66 | 65 |
Swell 3 Height (m) Direction Period (s) | N 12 | N 16 | N 15 | NNW 10 | N 13 | N 13 | N 13 | N 12 | N 12 | N 12 | NNE 12 | — | NNE 13 | NNE 14 | N 12 | NNE 14 | N 10 | N 10 | NNW 12 | NW 12 | NW 11 | NW 11 | NNW 11 | NNW 11 |
| kJ | 3 | 5 | 4 | 9 | 4 | 14 | 13 | 28 | 48 | 48 | 52 | — | 35 | 36 | 99 | 39 | 50 | 53 | 94 | 108 | 104 | 104 | 87 | 87 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | E 7 | ENE 8 | ENE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 310 | 277 | 263 | 131 | 256 | 280 | 131 | 108 | 108 | 126 | 106 | 218 | 212 | 186 | 167 | 193 | 121 | 106 | 83 | 181 | 208 | 226 | 253 | 273 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 58 | 32 | 58 | 77 | 77 | 98 | 58 | 29 | 29 | 29 | 58 | 77 | 77 | 58 | 68 | 68 | 58 | 68 | 70 | 77 | 77 | 77 | 72 | 58 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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