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Surf Forecasts:
Waiaha Rivermouth / Honls surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 am Monday 08 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Waiaha Rivermouth / Honls surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waiaha Rivermouth / Honls sea temperature is
26.0° C
(Which is slightly warmer than usual)How big are the waves at Waiaha Rivermouth / Honls today?
The current surf forecast for Waiaha Rivermouth / Honls at 5AM is: 0.3m 13s primary swell from a Southwest direction and 0.2m 10s secondary swell from a South direction (forecast issued at 01:00am December 08). The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Dec) | 1ft (0.3m) | 13s |
| Afternoon (08 Dec) | 1ft (0.3m) | 16s |
| Evening (08 Dec) | 1.5ft (0.4m) | 15s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| 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 | 15 | 16 | 13 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 16 | 15 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 45 | 45 | 27 | 27 | 36 | 41 | 27 | 60 | 88 | 58 | 86 | 102 | 134 | 129 | 123 | 118 | 140 | 178 | 140 | 138 | 138 | 121 | 134 | 132 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | glass | glass | on | on | cross- on | cross- off | glass | glass | glass | on | cross- on | on | glass | glass | on | glass | glass | cross- on | cross- on | on | glass |
High Tide / height (m) | 6:27AM 0.75 | 6:55PM 0.19 | 7:14AM 0.69 | 8:19PM 0.23 | 8:01AM 0.61 | |||||||||||||||||||
Low Tide / height (m) | 10:42PM 0.01 | 2:13PM 0.05 | 11:34PM 0.07 | 2:59PM 0.05 | 12:38AM 0.14 | 3:40PM 0.04 | ||||||||||||||||||
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:46 | - | - | - | - | - | - | - | 6:46 | - | - | - | - | - | - | - | 6:47 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - |
 | | |  | | |  |  | | | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 24 | 24 | 24 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 24 | 24 |
| Feels °C (?) | 27 | 26 | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 27 | 28 | 26 | 26 | 26 | 25 | 27 | 25 | 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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