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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 Saturday 30 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
25.7° C
(Which is normal for this time of year)How big are the waves at Waimanu Bay today (30 May):
- Afternoon surf: Afternoon surf (30 May, local time) - 4.5ft (1.4m), 8s period with ENE swell.
- Evening surf: Evening surf (30 May, local time) - 4ft (1.2m), 8s period with ENE swell.
The current surf forecast for Waimanu Bay at 11PM is: 0.9m 8s primary swell from a East-southeast direction and 0.8m 7s secondary swell from a Northeast direction, 0.5m 10s secondary swell from a North-northwest direction (forecast issued at 07:00pm May 30). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | - | - |
| Afternoon (30 May) | 4.5ft (1.4m) | 8s |
| Evening (30 May) | 4ft (1.2m) | 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 5mm), mostly falling on Sun night. Warm (max 26°C on Mon morning, min 23°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
ENE 8 | ENE 8 | ESE 8 | NE 7 | NE 7 | NE 8 | E 8 | ESE 8 | ENE 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 | ENE 8 | ENE 7 | E 8 | E 8 | E 8 | E 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | |
202 | 173 | 107 | 107 | 86 | 94 | 78 | 87 | 178 | 172 | 201 | 168 | 104 | 85 | 176 | 172 | 78 | 66 | 58 | 55 | 115 | 111 | 108 | 143 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | 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 | cross-on | cross-on | cross | cross-on | cross-on | cross-on | |
High Tide | 2:05AM0.47m | 3:43PM0.95m | 2:37AM0.46m | 4:17PM0.94m | 3:08AM0.45m | |||||||||||||||||||
Low Tide | 10:01PM0.34m | 8:13AM0.06m | 10:37PM0.34m | 8:44AM0.06m | 11:15PM0.34m | 9:16AM0.07m | ||||||||||||||||||
 |  | | |  | |  | | | |  | | |  | | | | | | | | | | | |
 | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — |
 | 6:57 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | 6:58 |
— | — | — | — | — | — | — | — | — | — | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 | |
Temp °C | 25 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 26 | 26 |
26 | 25 | 26 | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 26 | 26 | 26 | 25 | 27 | 26 | 26 | 26 | 26 | 27 | 26 | 27 | 28 | 27 | |
Swell 1 Height (m) Direction Period (s) | NNW 10 | NNW 10 | NE 7 | NE 7 | NE 7 | NE 8 | E 8 | ESE 8 | ENE 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 | N 10 | N 10 | E 8 | E 8 | NE 6 | NE 6 | ENE 7 | ENE 7 | NNW 9 | NNW 9 |
 kJ | 41 | 39 | 77 | 107 | 86 | 94 | 78 | 87 | 178 | 172 | 201 | 168 | 104 | 85 | 50 | 50 | 78 | 58 | 50 | 44 | 115 | 111 | 26 | 26 |
Swell 2 Height (m) Direction Period (s) | NNE 10 | NNE 10 | NNW 10 | ESE 8 | ESE 8 | E 8 | N 10 | NE 7 | NNW 9 | N 9 | N 9 | N 9 | N 11 | N 10 | N 10 | E 11 | N 10 | N 10 | E 8 | E 8 | NNW 9 | NNW 9 | NNW 14 | NNW 13 |
| kJ | 31 | 18 | 56 | 62 | 63 | 60 | 47 | 77 | 26 | 41 | 41 | 41 | 85 | 78 | 71 | 2 | 49 | 48 | 58 | 55 | 27 | 27 | 18 | 56 |
Swell 3 Height (m) Direction Period (s) | NNE 10 | NNE 10 | NNE 9 | NNW 10 | NNW 10 | NNW 10 | NNE 9 | N 9 | NNW 10 | NNW 11 | NNW 11 | NNW 11 | N 11 | — | E 11 | NE 11 | NE 11 | NE 10 | N 9 | N 9 | NW 13 | N 14 | NW 12 | NNW 13 |
| kJ | 31 | 30 | 17 | 56 | 55 | 54 | 8 | 44 | 20 | 25 | 24 | 24 | 85 | — | 2 | 5 | 4 | 4 | 45 | 42 | 6 | 4 | 6 | 56 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ESE 8 | — | — | — | NE 7 | — | — | — | — | — | NE 7 | NE 7 | ENE 8 | ENE 7 | NE 6 | NE 6 | — | — | — | — | ENE 7 | ENE 7 |
| kJ | 202 | 173 | 107 | — | — | — | 71 | — | — | — | — | — | 57 | 75 | 176 | 172 | 62 | 66 | — | — | — | — | 108 | 143 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 77 | 70 | 70 | 6 | 29 | 29 | 77 | 97 | 66 | 70 | 60 | 60 | 60 | 69 | 77 | 98 | 98 | 60 | 60 | 60 | 69 | 74 | 74 | 98 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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