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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 pm Friday 15 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 1.0°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 3AM is: 0.4m 16s primary swell from a Southwest direction and 0.3m 12s secondary swell from a Northwest direction (forecast issued at 07:00pm May 15). The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 1.5ft (0.4m) | 15s |
| Afternoon (16 May) | 1.5ft (0.4m) | 16s |
| Evening (16 May) | 1.5ft (0.4m) | 17s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Sat morning. Warm (max 26°C on Fri night, min 25°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 16 | SW 16 | SW 16 | SW 16 | SW 14 | SW 15 | SW 15 | SSW 16 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 16 | |
99 | 65 | 64 | 64 | 65 | 77 | 77 | 91 | 92 | 96 | 99 | 96 | 144 | 137 | 135 | 137 | 196 | 193 | 188 | 183 | 183 | 180 | 242 | 277 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | cross-on | glassy | cross-off | glassy | on | cross | cross-off | cross-off | glassy | glassy | glassy | glassy | cross-on | on | cross-on | on | cross-off | cross-off | glassy | cross-on | cross-on | cross-on | |
High Tide | 3:13PM0.73m | 2:51AM0.24m | 3:57PM0.77m | 3:39AM0.20m | 4:45PM0.78m | 4:31AM0.17m | ||||||||||||||||||
Low Tide | 10:17PM0.04m | 8:32AM-0.11m | 11:15PM0.03m | 9:10AM-0.10m | 00:14AM0.02m | 9:51AM-0.08m | ||||||||||||||||||
 |  | |  | | |  | | | | | | | | |  |  | | | | | | | | |
 | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:47 | — | — | — |
 | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | 6:52 |
— | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | |
Temp °C | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 |
28 | 29 | 27 | 28 | 27 | 29 | 27 | 28 | 28 | 27 | 28 | 29 | 30 | 28 | 29 | 28 | 29 | 30 | 28 | 28 | 29 | 30 | 28 | 29 | |
Swell 1 Height (m) Direction Period (s) | SSW 16 | NW 12 | NW 12 | SW 16 | SW 14 | SW 15 | SW 15 | SW 14 | S 5 | SSE 5 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 16 |
 kJ | 99 | 52 | 23 | 64 | 49 | 77 | 77 | 54 | 8 | 10 | 99 | 96 | 144 | 137 | 135 | 137 | 196 | 193 | 188 | 183 | 183 | 180 | 242 | 277 |
Swell 2 Height (m) Direction Period (s) | NW 12 | SW 16 | SW 16 | NW 12 | NW 12 | SSW 19 | SSW 12 | SSW 16 | SW 14 | SW 14 | S 6 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 21 | SW 21 | S 10 | SSW 18 | SSW 18 | SSW 17 | SW 19 | SW 19 |
| kJ | 54 | 64 | 64 | 22 | 22 | 69 | 28 | 91 | 54 | 53 | 9 | 53 | 53 | 53 | 52 | 54 | 117 | 72 | 18 | 61 | 62 | 101 | 96 | 96 |
Swell 3 Height (m) Direction Period (s) | S 11 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | NW 12 | NW 11 | S 12 | SSW 17 | SSW 17 | SW 14 | S 6 | S 6 | S 6 | S 6 | S 6 | S 10 | S 6 | SSW 18 | S 6 | S 6 | SW 19 | S 10 | SSW 20 |
| kJ | 9 | 65 | 62 | 62 | 65 | 21 | 19 | 25 | 92 | 96 | 53 | 10 | 11 | 7 | 7 | 7 | 35 | 7 | 62 | 6 | 3 | 59 | 8 | 75 |
Wind waves Height (m) Direction Period (s) | WNW 2 | — | S 5 | — | — | — | SE 4 | NW 2 | — | N 3 | NNW 3 | NNW 3 | — | — | — | — | — | — | — | — | — | — | S 6 | SSW 6 |
| kJ | 1 | — | 2 | — | — | — | 4 | 1 | — | 4 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | 6 | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 38 | 6 | 6 | 0 | 0 | 0 | 117 | 69 | 0 | 0 | 0 | 0 | 0 | 0 | 100 | 100 | 19 | 6 | 0 | 0 | 0 | 4 | 119 | 34 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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