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Surf Forecasts:
Waiaha Rivermouth / Honls surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 am Thursday 11 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
26.1° 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: 0.6m 14s primary swell from a Northwest direction and 0.4m 15s secondary swell from a South-southwest direction (forecast issued at 01:00am December 11). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 1.5ft (0.5m) | 14s |
| Afternoon (11 Dec) | 2ft (0.6m) | 13s |
| Evening (11 Dec) | 1.5ft (0.4m) | 14s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 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) (?) | 14 | 14 | 14 | 15 | 14 | 13 | 13 | 14 | 10 | 13 | 9 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 16 | 16 | 16 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 128 | 160 | 123 | 121 | 120 | 138 | 106 | 63 | 69 | 59 | 59 | 67 | 108 | 85 | 82 | 58 | 58 | 57 | 56 | 51 | 50 | 48 | 44 | 42 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross- on | cross | on | cross- on | cross | glass | glass | glass | glass | glass | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on |
High Tide / height (m) | 9:46PM 0.29 | 8:48AM 0.53 | 11:00PM 0.36 | 9:37AM 0.45 | 11:56PM 0.45 | 10:27AM 0.38 | ||||||||||||||||||
Low Tide / height (m) | 2:05AM 0.20 | 4:17PM 0.03 | 3:53AM 0.25 | 4:50PM 0.02 | 5:38AM 0.25 | 5:22PM 0.01 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:48 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:46 | - |
 | | |  | | | | | | | | | | | | | | | | | |  | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 23 | 23 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 25 | 25 |
| Feels °C (?) | 23 | 22 | 22 | 22 | 25 | 25 | 25 | 26 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 23 | 24 | 24 | 26 | 26 | 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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