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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 Tuesday 12 May 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
26.1° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Waiaha Rivermouth / Honls today?
The current surf forecast for Waiaha Rivermouth / Honls at 3PM is: 0.4m 15s primary swell from a South-southwest direction and 0.4m 11s secondary swell from a Northwest direction, 0.3m 3s secondary swell from a Northwest direction (forecast issued at 07:00am May 12). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 1.5ft (0.4m) | 16s |
| Afternoon (12 May) | 1.5ft (0.4m) | 15s |
| Evening (12 May) | 1ft (0.3m) | 15s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 26°C on Tue morning, min 24°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 16 | S 16 | SSW 16 | S 16 | S 16 | SSW 15 | SSW 15 | SSW 14 | S 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 15 | SSW 13 | S 13 | S 13 | SSW 13 | SSW 18 | NNW 16 | NW 15 | SW 17 | SW 17 | SW 16 | |
129 | 127 | 83 | 126 | 42 | 42 | 71 | 70 | 107 | 69 | 67 | 61 | 36 | 35 | 57 | 54 | 52 | 34 | 31 | 24 | 34 | 47 | 45 | 69 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-on | cross-on | on | on | glassy | cross | glassy | cross-on | on | cross-on | cross | glassy | cross-on | cross-off | glassy | glassy | glassy | cross-on | cross | cross-on | cross-on | glassy | cross | |
High Tide | 1:08PM0.49m | 00:34AM0.39m | 1:48PM0.58m | 1:20AM0.34m | 2:30PM0.66m | |||||||||||||||||||
Low Tide | 6:26AM-0.03m | 7:14PM0.12m | 6:55AM-0.05m | 8:19PM0.09m | 7:25AM-0.08m | 9:19PM0.06m | ||||||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | | | | | | | |
 | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — | 6:52 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 25 | 26 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 26 | 25 | 25 | 25 | 25 | 24 |
26 | 27 | 28 | 27 | 27 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 27 | 27 | 27 | 28 | 27 | 27 | 26 | 28 | 26 | |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | SSW 16 | S 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | S 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 13 | SSW 13 | S 13 | S 13 | SSW 13 | S 12 | S 12 | NW 15 | S 12 | S 12 | S 12 |
 kJ | 129 | 127 | 83 | 126 | 42 | 42 | 71 | 70 | 107 | 69 | 67 | 61 | 36 | 31 | 57 | 54 | 52 | 34 | 25 | 11 | 34 | 25 | 45 | 47 |
Swell 2 Height (m) Direction Period (s) | NW 11 | NW 11 | NW 11 | NW 11 | S 16 | S 15 | S 11 | S 15 | NW 3 | NW 10 | SSW 15 | SW 15 | S 13 | SSW 13 | SW 15 | S 3 | SSW 14 | NNW 3 | SSW 14 | NNW 16 | S 12 | NW 15 | SW 17 | SW 16 |
| kJ | 19 | 19 | 30 | 30 | 42 | 39 | 21 | 38 | 1 | 15 | 22 | 34 | 31 | 35 | 33 | 1 | 21 | 1 | 20 | 24 | 11 | 34 | 45 | 69 |
Swell 3 Height (m) Direction Period (s) | S 16 | S 16 | S 16 | S 11 | S 11 | S 11 | S 15 | S 11 | WNW 10 | SSW 16 | S 13 | S 13 | SSW 15 | SW 15 | SSW 2 | SSW 14 | S 4 | S 12 | SSW 18 | SSW 13 | SSW 12 | SW 17 | NW 14 | NW 14 |
| kJ | 21 | 46 | 45 | 9 | 21 | 22 | 38 | 10 | 10 | 24 | 14 | 14 | 21 | 34 | 1 | 21 | 1 | 12 | 31 | 16 | 15 | 47 | 33 | 49 |
Wind waves Height (m) Direction Period (s) | — | NNW 4 | NW 2 | NW 3 | — | SSW 2 | NW 10 | NW 3 | — | SSW 4 | SW 3 | WNW 3 | WNW 3 | S 4 | SSE 3 | NNW 5 | NW 3 | — | — | W 2 | WNW 2 | WNW 2 | — | — |
| kJ | — | 2 | 1 | 1 | — | 1 | 16 | 2 | — | 1 | 2 | 3 | 2 | 1 | 2 | 2 | 2 | — | — | 1 | 1 | 1 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 1 | 119 | 19 | 119 | 0 | 6 | 0 | 1 | 19 | 97 | 122 | 0 | 1 | 0 | 0 | 0 | 0 | 96 | 100 | 6 | 6 | 0 | 96 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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