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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 am Friday 29 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 (29 May):
- Morning surf: Morning surf (29 May, local time) - 3.5ft (1.1m), 7s period with E swell.
- Afternoon surf: Afternoon surf (29 May, local time) - 4.5ft (1.4m), 7s period with ENE swell.
- Evening surf: Evening surf (29 May, local time) - 4.5ft (1.3m), 8s period with ENE swell.
The current surf forecast for Waimanu Bay at 10AM is: 1.4m 7s primary swell from a East-northeast direction and 0.7m 11s secondary swell from a North direction, 0.6m 12s secondary swell from a North-northwest direction (forecast issued at 07:00am May 29). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 May) | 3.5ft (1.1m) | 7s |
| Afternoon (29 May) | 4.5ft (1.4m) | 7s |
| Evening (29 May) | 4.5ft (1.3m) | 8s |
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 Fri morning, min 23°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||||
Friday 29 | Saturday 30 | Sunday 31 | Mon 1 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | NE 8 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | E 8 | E 8 | E 8 | |
177 | 120 | 197 | 203 | 191 | 202 | 196 | 111 | 210 | 114 | 215 | 215 | 207 | 100 | 96 | 79 | 89 | 75 | 77 | 65 | 70 | 84 | 149 | 145 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | on | cross-on | cross-on | cross-on | glassy | |
High Tide | 2:38PM0.92m | 1:31AM0.49m | 3:10PM0.94m | 2:05AM0.47m | 3:43PM0.95m | |||||||||||||||||||
Low Tide | 7:12AM0.08m | 9:24PM0.35m | 7:42AM0.07m | 10:01PM0.34m | 8:13AM0.06m | 10:37PM0.34m | ||||||||||||||||||
 |  | | | | | | | | | | |  | |  | | | | | | | | | | |
 | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | 5:41 |
 | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:58 | — | — | 6:58 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 23 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 23 |
21 | 22 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 26 | 25 | 25 | 24 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | |
Swell 1 Height (m) Direction Period (s) | NNW 12 | NE 8 | N 11 | N 11 | N 11 | N 10 | NNE 10 | NE 8 | N 10 | NE 8 | NNW 11 | NNW 11 | NNW 10 | NE 8 | NE 8 | E 8 | NE 7 | NE 7 | E 8 | E 8 | NE 7 | E 8 | E 8 | E 8 |
 kJ | 96 | 88 | 114 | 85 | 82 | 74 | 78 | 67 | 50 | 104 | 46 | 45 | 41 | 79 | 96 | 64 | 89 | 75 | 63 | 64 | 65 | 84 | 149 | 145 |
Swell 2 Height (m) Direction Period (s) | N 10 | N 11 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NW 12 | NNE 10 | NNW 11 | NNW 11 | NNE 10 | NNE 10 | NNE 10 | NNW 10 | NNW 10 | NNW 10 | ESE 8 | E 8 | N 10 | N 9 | ESE 8 | NE 7 | N 9 | N 9 |
| kJ | 53 | 112 | 93 | 90 | 88 | 90 | 65 | 56 | 47 | 47 | 31 | 31 | 31 | 39 | 56 | 56 | 65 | 45 | 47 | 44 | 70 | 54 | 41 | 41 |
Swell 3 Height (m) Direction Period (s) | NNE 13 | NNW 12 | NW 12 | N 11 | E 9 | N 10 | NNW 12 | NNW 11 | N 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 9 | NNE 9 | NNW 10 | NNW 10 | NNE 8 | N 12 | NNW 9 | N 9 | NNW 11 | NNW 11 |
| kJ | 54 | 94 | 137 | 114 | 2 | 75 | 88 | 49 | 50 | 33 | 31 | 31 | 31 | 31 | 17 | 16 | 55 | 54 | 7 | 3 | 26 | 41 | 24 | 24 |
Wind waves Height (m) Direction Period (s) | ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | ESE 8 | NE 7 | — | — | NE 7 | NE 7 | — | — | — | — |
| kJ | 177 | 120 | 197 | 203 | 191 | 202 | 196 | 111 | 210 | 114 | 215 | 215 | 207 | 100 | 79 | 79 | — | — | 77 | 65 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 70 | 58 | 68 | 77 | 77 | 77 | 77 | 70 | 70 | 68 | 70 | 77 | 77 | 77 | 77 | 70 | 60 | 60 | 60 | 60 | 77 | 97 | 72 | 60 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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