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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 Friday 01 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
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 6PM is: 0.4m 16s primary swell from a South-southwest direction and 0.4m 13s secondary swell from a South-southwest direction, 0.4m 11s secondary swell from a Northwest direction (forecast issued at 01:00pm May 01). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 May) | 1.5ft (0.5m) | 15s |
| Afternoon (01 May) | 1.5ft (0.5m) | 16s |
| Evening (01 May) | 1.5ft (0.4m) | 16s |
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 25°C on Fri afternoon, min 23°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 1 | Saturday 2 | Sunday 3 | Mon 4 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 15 | S 16 | SSW 16 | SSW 16 | S 14 | S 14 | S 15 | S 15 | S 15 | S 14 | S 14 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | S 13 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 13 | |
67 | 134 | 86 | 85 | 93 | 97 | 155 | 155 | 155 | 153 | 153 | 225 | 263 | 146 | 146 | 125 | 195 | 215 | 215 | 215 | 163 | 158 | 147 | 128 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | glassy | glassy | glassy | cross-off | glassy | glassy | on | cross-on | cross | on | cross-on | glassy | cross-off | cross-off | cross-on | on | cross-on | cross | glassy | on | glassy | glassy | |
High Tide | 4:01PM0.63m | 3:34AM0.24m | 4:36PM0.64m | 4:08AM0.21m | 5:12PM0.64m | 4:45AM0.19m | ||||||||||||||||||
Low Tide | 8:50AM-0.04m | 11:02PM0.09m | 9:14AM-0.03m | 11:49PM0.09m | 9:40AM-0.02m | 00:40AM0.09m | ||||||||||||||||||
 | |  |  |  | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — |
 | — | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | 6:47 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 23 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 |
26 | 27 | 28 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 27 | 28 | 26 | 27 | 25 | 26 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 28 | |
Swell 1 Height (m) Direction Period (s) | S 15 | S 16 | SSW 16 | SSW 16 | S 14 | S 14 | S 15 | S 15 | S 15 | S 14 | S 14 | SSW 15 | SSW 16 | SSW 16 | S 13 | S 13 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 13 |
 kJ | 67 | 134 | 86 | 85 | 93 | 97 | 155 | 155 | 155 | 153 | 153 | 225 | 263 | 146 | 125 | 125 | 195 | 215 | 215 | 215 | 163 | 158 | 147 | 128 |
Swell 2 Height (m) Direction Period (s) | SSW 17 | SSW 11 | SSW 13 | SSW 13 | SSW 16 | SSW 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 15 | NW 14 | NW 14 | S 13 | SSW 16 | SSW 16 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 |
| kJ | 57 | 12 | 35 | 59 | 87 | 51 | 67 | 66 | 59 | 76 | 75 | 73 | 65 | 87 | 146 | 84 | 59 | 38 | 37 | 37 | 37 | 36 | 21 | 19 |
Swell 3 Height (m) Direction Period (s) | NW 11 | S 9 | SSW 11 | WNW 11 | S 11 | S 11 | SW 10 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | — | W 10 | NW 13 | NW 13 | NW 13 | SW 21 | SW 21 | SW 21 | SW 20 | SSW 20 | SW 20 | SW 19 | SSW 19 |
| kJ | 30 | 2 | 12 | 24 | 9 | 20 | 4 | 62 | 61 | 61 | 61 | — | 2 | 62 | 61 | 61 | 18 | 18 | 18 | 15 | 37 | 60 | 59 | 37 |
Wind waves Height (m) Direction Period (s) | NNW 4 | NW 11 | NW 11 | S 9 | WSW 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 30 | 31 | 2 | 23 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 19 | 132 | 0 | 0 | 0 | 0 | 0 | 0 | 100 | 100 | 47 | 3 | 19 | 0 | 0 | 0 | 100 | 100 | 100 | 100 | 0 | 19 | 0 | 0 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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