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Waiaha Rivermouth / Honls Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Waiaha Rivermouth / Honls surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 7 am Monday 13 Apr 2026 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
25.1° 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 11AM is: 0.5m 14s primary swell from a South direction and 0.5m 11s secondary swell from a Northwest direction (forecast issued at 07:00am April 13). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Apr) | 1.5ft (0.5m) | 13s |
| Afternoon (13 Apr) | 1.5ft (0.5m) | 14s |
| Evening (13 Apr) | 2ft (0.6m) | 14s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 13 | Tuesday 14 | Wednesday 15 | Thu 16 | |||||||||||||||||||||
| 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 | 11 PM | 2 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 15 | 15 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 55 | 92 | 93 | 93 | 97 | 132 | 129 | 127 | 173 | 170 | 165 | 160 | 155 | 153 | 148 | 143 | 141 | 141 | 103 | 141 | 70 | 69 | 69 | 71 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross | cross- off | glass | glass | cross- on | cross- on | on | cross- on | cross | cross- off | cross- off | cross- off | glass | glass | cross- on | cross- on | cross | glass | glass | cross- on |
High Tide / height (m) | 1:32PM 0.39 | 1:25AM 0.50 | 2:10PM 0.47 | 2:02AM 0.46 | 2:49PM 0.55 | |||||||||||||||||||
Low Tide / height (m) | 7:32AM 0.00 | 7:16PM 0.07 | 7:55AM -0.02 | 8:12PM 0.05 | 8:19AM -0.05 | 9:06PM 0.04 | ||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | Thu 16 | |||||||||||||||||||||
| Sunrise | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:40 | - | - | - |
 |  | | |  |  | | | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 24 |
| Feels °C (?) | 27 | 28 | 27 | 28 | 27 | 27 | 29 | 28 | 27 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 29 | 28 | 28 | 28 | 29 | 28 | 26 |
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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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