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Surf Forecasts:
Kua Bay surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 am Friday 05 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Kua Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kua Bay sea temperature is
26.4° C
(Which is slightly warmer than usual)How big are the waves at Kua Bay today?
The current surf forecast for Kua Bay at 4AM is: 0.7m 13s primary swell from a Northwest direction (forecast issued at 01:00am December 05). An open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Dec) | 2.5ft (0.7m) | 13s |
| Afternoon (05 Dec) | 2ft (0.6m) | 12s |
| Evening (05 Dec) | 1.5ft (0.4m) | 16s |
Table - waves today at Kua Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 05 | Saturday 06 | Sunday 07 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 16 | 14 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 149 | 175 | 147 | 140 | 103 | 99 | 101 | 103 | 56 | 102 | 130 | 126 | 121 | 113 | 108 | 107 | 60 | 57 | 56 | 52 | 30 | 30 | 55 | 55 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | glass | glass | glass | cross | cross- on | glass | cross- off | cross- off | glass | cross- on | glass | glass | cross- off | cross- on | on | cross- on | cross- on | cross- off | off | cross- off | cross- on | on | cross- on |
High Tide / height (m) | 4:11AM 0.98 | 3:58PM 0.32 | 4:57AM 0.96 | 4:49PM 0.30 | 5:44AM 0.92 | 5:46PM 0.30 | ||||||||||||||||||
Low Tide / height (m) | 8:42PM -0.04 | 11:27AM 0.12 | 9:26PM -0.03 | 12:18PM 0.12 | 10:10PM 0.01 | 1:09PM 0.12 | ||||||||||||||||||
Friday 05 | Saturday 06 | Sunday 07 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:44 | - | - | - | - | - | - | - | 5:44 | - | - | - | - | - | - | - | 5:44 | - |
 | | |  | | | |  | | | | | |  | | | | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - |
| Temp. °C | 24 | 24 | 24 | 24 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 25 | 24 | 24 | 23 | 24 | 24 | 25 | 25 | 25 | 24 |
| Feels °C (?) | 25 | 26 | 26 | 26 | 27 | 26 | 28 | 26 | 26 | 27 | 26 | 26 | 28 | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 27 | 27 | 26 |
- 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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