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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 am Wednesday 29 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
25.7° 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 7AM is: 0.3m 13s primary swell from a Northwest direction and 0.3m 12s secondary swell from a Southwest direction (forecast issued at 01:00am April 29). The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | 1ft (0.3m) | 13s |
| Afternoon (29 Apr) | 1ft (0.3m) | 12s |
| Evening (29 Apr) | 1ft (0.3m) | 18s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Wed afternoon. Warm (max 25°C on Wed morning, min 23°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 29 | Thursday 30 | Friday 1 | ||||||||||||||||||||||
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 | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SW 12 | SW 12 | NW 13 | NW 13 | NW 12 | NW 12 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | SSW 15 | SSW 15 | S 15 | S 15 | S 15 | S 16 | S 16 | SSW 16 | S 14 | |
37 | 22 | 27 | 25 | 23 | 23 | 25 | 55 | 24 | 23 | 46 | 81 | 81 | 82 | 45 | 73 | 72 | 110 | 112 | 67 | 134 | 132 | 85 | 93 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | glassy | on | on | cross-on | cross-off | cross-off | glassy | cross | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | cross-off | glassy | glassy | on | cross-on | on | cross-on | glassy | |
High Tide | 1:54AM0.37m | 2:55PM0.57m | 2:28AM0.32m | 3:28PM0.61m | 3:01AM0.28m | 4:01PM0.63m | ||||||||||||||||||
Low Tide | 8:04AM-0.04m | 9:26PM0.09m | 8:27AM-0.04m | 10:15PM0.09m | 8:50AM-0.04m | |||||||||||||||||||
 |  |  | |  | | | | |  | | | | | | | | | | |  |  | | | |
 | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:46 | — | — |
1 | 1 | — | — | 1 | 1 | 1 | 1 | 1 | — | — | — | 1 | 1 | — | — | 1 | — | — | — | — | 1 | — | — | |
Temp °C | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 24 | 24 | 24 |
26 | 26 | 28 | 26 | 26 | 27 | 25 | 26 | 25 | 24 | 26 | 26 | 27 | 26 | 25 | 26 | 24 | 25 | 26 | 26 | 27 | 26 | 27 | 27 | |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | S 16 | S 16 | S 16 | S 16 | S 16 | SSW 15 | SSW 15 | S 15 | S 15 | S 15 | S 16 | S 16 | SSW 16 | S 14 |
 kJ | 37 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | 21 | 20 | 46 | 81 | 81 | 82 | 45 | 73 | 72 | 110 | 112 | 67 | 134 | 132 | 85 | 93 |
Swell 2 Height (m) Direction Period (s) | WNW 13 | WNW 13 | NW 13 | NW 13 | SSW 11 | SSW 11 | S 18 | S 18 | SSW 13 | SSW 12 | NW 11 | NW 11 | NW 11 | SSW 12 | NW 11 | NW 11 | SSW 11 | NW 11 | NW 11 | SSW 17 | NNW 11 | SSW 13 | SSW 13 | SSW 16 |
| kJ | 18 | 17 | 27 | 25 | 12 | 12 | 25 | 55 | 16 | 15 | 19 | 19 | 19 | 28 | 19 | 19 | 12 | 30 | 18 | 57 | 12 | 35 | 59 | 87 |
Swell 3 Height (m) Direction Period (s) | NW 10 | NW 10 | S 9 | S 9 | S 13 | — | SSW 13 | S 4 | S 18 | S 17 | SSW 12 | SSW 12 | SSW 12 | NW 11 | SSW 12 | SSW 3 | SSW 18 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | NNW 11 | NNW 11 | WNW 11 |
| kJ | 4 | 4 | 6 | 6 | 14 | — | 17 | 1 | 24 | 23 | 15 | 14 | 14 | 18 | 14 | 2 | 32 | 12 | 12 | 12 | 12 | 12 | 12 | 23 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NW 4 | NW 2 | NNW 4 | NW 3 | S 10 | S 8 | SW 2 | WSW 2 | — | — | — | NW 11 | NNW 3 | — | W 11 | W 3 | W 3 | WNW 3 | — |
| kJ | — | — | — | — | — | 1 | 1 | 2 | 1 | 8 | 5 | 1 | 1 | — | — | — | 42 | 4 | — | 37 | 2 | 1 | 2 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 8 | 0 | 0 | 19 | 158 | 158 | 0 | 0 | 0 | 1 | 6 | 100 | 100 | 6 | 6 | 0 | 0 | 0 | 0 | 19 | 119 | 3 | 0 | 0 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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