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Surf Forecasts:
Keawaiki Bay surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Thursday 11 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Keawaiki Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Keawaiki Bay sea temperature is
26.0° C
(Which is slightly warmer than usual)How big are the waves at Keawaiki Bay today?
The current surf forecast for Keawaiki Bay at 5PM is: 0.4m 12s primary swell from a West-northwest direction and 0.4m 13s secondary swell from a Northwest direction, 0.2m 3s secondary swell from a West direction (forecast issued at 01:00pm December 11). The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 1.5ft (0.4m) | 13s |
| Afternoon (11 Dec) | 1.5ft (0.4m) | 13s |
| Evening (11 Dec) | 1.5ft (0.4m) | 13s |
Table - waves today at Keawaiki Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 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) (?) | 13 | 13 | 13 | 13 | 12 | 12 | 9 | 9 | 11 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 65 | 64 | 53 | 47 | 46 | 40 | 31 | 30 | 23 | 32 | 46 | 71 | 69 | 85 | 119 | 127 | 101 | 174 | 151 | 112 | 112 | 108 | 73 | 69 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | glass | glass | glass | glass | glass | glass | on | on | on | glass | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross | cross | cross | cross- off | cross- off | glass |
High Tide / height (m) | 8:42AM 0.61 | 11:11PM 0.46 | 9:29AM 0.53 | 12:08AM 0.55 | 10:23AM 0.46 | 12:51AM 0.63 | ||||||||||||||||||
Low Tide / height (m) | 4:12PM 0.13 | 3:51AM 0.37 | 4:47PM 0.12 | 5:53AM 0.37 | 5:20PM 0.12 | 7:25AM 0.34 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:48 |
| Sunset | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - |
 | | |  | | | | | | | | | | | | | | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 25 | 25 | 24 | 24 | 23 | 24 | 24 | 24 | 26 | 26 | 26 | 25 | 24 | 24 | 24 | 24 |
| Feels °C (?) | 24 | 25 | 26 | 26 | 26 | 24 | 24 | 25 | 26 | 26 | 26 | 27 | 24 | 24 | 23 | 24 | 26 | 26 | 27 | 27 | 25 | 25 | 25 | 26 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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