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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 1 pm Saturday 21 Feb 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
25.0° 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 4PM is: 0.3m 14s primary swell from a Southwest direction and 0.2m 10s secondary swell from a West-northwest direction, 0.2m 4s secondary swell from a South-southwest direction (forecast issued at 01:00pm February 21). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Feb) | 0.5ft (0.2m) | 15s |
| Afternoon (21 Feb) | 1ft (0.3m) | 14s |
| Evening (21 Feb) | 1ft (0.3m) | 14s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| 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) (?) | 15 | 15 | 14 | 14 | 15 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 13 | 13 | 18 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 21 | 21 | 33 | 33 | 33 | 55 | 31 | 31 | 31 | 46 | 46 | 45 | 45 | 46 | 46 | 46 | 45 | 31 | 31 | 48 | 68 | 66 | 65 | 62 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- on | cross | cross | cross- off | glass | glass | cross | on | cross- on | cross- on | cross | cross- off | cross- off | glass | glass | cross- on | cross- on | cross- on | cross- off | glass | glass | glass | glass |
High Tide / height (m) | 7:23PM 0.51 | 6:30AM 0.32 | 8:33PM 0.54 | 7:14AM 0.24 | 9:52PM 0.58 | |||||||||||||||||||
Low Tide / height (m) | 12:22PM -0.03 | 1:47AM 0.18 | 12:59PM -0.02 | 3:45AM 0.20 | 1:45PM -0.01 | 6:00AM 0.16 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:47 |
| Sunset | - | - | 6:25 | - | - | - | - | - | - | - | 6:25 | - | - | - | - | - | - | - | 6:25 | - | - | - | - | - |
 |  | |  | | | |  | | | | | | | | | | | | | | | | | |
Rain (mm) | 2 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 24 | 23 | 23 | 23 | 22 | 22 | 22 | 23 | 24 | 23 | 23 | 22 | 22 | 22 | 22 | 24 | 24 | 23 | 22 | 22 | 22 | 22 | 22 |
| Feels °C (?) | 25 | 25 | 24 | 24 | 25 | 24 | 24 | 23 | 23 | 25 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 24 | 22 | 22 | 22 |
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