Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Waimanu Bay surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Sunday 04 Jan 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
25.6° C
(Which is slightly warmer than usual)How big are the waves at Waimanu Bay today?
The current surf forecast for Waimanu Bay at 3PM is: 1.4m 11s primary swell from a North-northeast direction and 0.3m 12s secondary swell from a Northwest direction, 1.6m 7s secondary swell from a East direction (forecast issued at 01:00pm January 04). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Jan) | 5ft (1.5m) | 12s |
| Afternoon (04 Jan) | 4.5ft (1.4m) | 11s |
| Evening (04 Jan) | 4ft (1.2m) | 12s |
Table - waves today at Waimanu Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 11 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 8 | 8 | 8 | 8 | 8 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 532 | 522 | 480 | 397 | 390 | 463 | 455 | 444 | 540 | 569 | 636 | 816 | 990 | 1114 | 836 | 509 | 549 | 819 | 1097 | 1085 | 893 | 703 | 682 | 609 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross | cross | cross | cross | cross | cross | cross | cross | cross- on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 3:18PM 0.49 | 4:40AM 1.04 | 4:05PM 0.50 | 5:14AM 0.97 | 4:56PM 0.50 | 5:44AM 0.89 | ||||||||||||||||||
Low Tide / height (m) | 10:54AM 0.28 | 9:18PM -0.01 | 11:30AM 0.28 | 9:57PM 0.06 | 12:06PM 0.27 | 10:35PM 0.16 | ||||||||||||||||||
Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:58 |
| Sunset | - | - | 5:55 | - | - | - | - | - | - | - | 5:55 | - | - | - | - | - | - | - | 5:57 | - | - | - | - | - |
 | |  |  |  | | |  | | | | | | | | | | |  | |  | | | | |
Rain (mm) | - | - | 2 | 1 | - | - | - | 1 | 3 | 1 | 1 | 5 | 4 | 3 | 1 | - | 1 | 1 | - | - | - | - | - | - |
| Temp. °C | 25 | 25 | 24 | 23 | 23 | 23 | 22 | 22 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 22 | 23 | 23 |
| Feels °C (?) | 24 | 26 | 26 | 23 | 21 | 19 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 21 | 21 | 21 | 22 | 22 | 20 | 22 | 22 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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