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Surf Forecasts:
Waipio Bay surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 7 pm Thursday 04 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Waipio Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waipio Bay sea temperature is
25.9° C
(Which is slightly warmer than usual)How big are the waves at Waipio Bay today?
The current surf forecast for Waipio Bay at 2AM is: 1.1m 14s primary swell from a Northwest direction and 0.6m 8s secondary swell from a East-northeast direction, 1.7m 6s secondary swell from a East direction (forecast issued at 07:00pm December 04). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Dec) | 4ft (1.2m) | 14s |
| Afternoon (05 Dec) | 4.5ft (1.4m) | 16s |
| Evening (05 Dec) | 5ft (1.5m) | 16s |
Table - waves today at Waipio Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 04 | Friday 05 | Saturday 06 | Sunday 07 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 406 | 472 | 466 | 447 | 471 | 540 | 556 | 843 | 1184 | 1155 | 1112 | 949 | 911 | 886 | 777 | 643 | 634 | 586 | 491 | 476 | 454 | 222 | 283 | 283 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | 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- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 3:34AM 1.10 | 2:34PM 0.47 | 4:18AM 1.09 | 3:19PM 0.45 | 5:02AM 1.05 | |||||||||||||||||||
Low Tide / height (m) | 8:01PM -0.07 | 10:29AM 0.31 | 8:43PM -0.06 | 11:18AM 0.31 | 9:24PM -0.02 | 12:09PM 0.31 | ||||||||||||||||||
Thursday 04 | Friday 05 | Saturday 06 | Sunday 07 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - |
| Sunset | 5:40 | - | - | - | - | - | - | - | 5:42 | - | - | - | - | - | - | - | 5:42 | - | - | - | - | - | - | - |
 |  | | | |  | | | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 24 | 24 | 23 | 23 | 24 | 26 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 26 | 26 | 25 | 23 | 23 | 23 | 23 | 23 | 25 | 25 |
| Feels °C (?) | 25 | 23 | 23 | 22 | 22 | 22 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 |
- 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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