- Forecast
- Maps
- Live
- Weather State
- Spot Information
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 Sunday 31 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
26.0° C
(Which is slightly warmer than usual)How big are the waves at Waiaha Rivermouth / Honls today (31 May):
- Morning surf: Morning surf (31 May, local time) - 3ft (0.9m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 2.5ft (0.8m), 14s period with SSW swell.
- Evening surf: Evening surf (31 May, local time) - 3ft (0.9m), 14s period with SSW swell.
The current surf forecast for Waiaha Rivermouth / Honls at 10AM is: 0.9m 15s primary swell from a South-southwest direction and 0.3m 11s secondary swell from a South direction (forecast issued at 07:00am May 31). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 3ft (0.9m) | 15s |
| Afternoon (31 May) | 2.5ft (0.8m) | 14s |
| Evening (31 May) | 3ft (0.9m) | 14s |
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 27°C on Sun afternoon, min 24°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | S 19 | S 19 | S 19 | SSW 18 | S 18 | S 18 | S 18 | S 17 | S 16 | S 20 | S 19 | SSW 16 | SSW 16 | SSW 19 | S 18 | SSW 18 | SSW 15 | SSW 17 | |
390 | 375 | 360 | 284 | 280 | 346 | 369 | 365 | 343 | 528 | 639 | 759 | 625 | 582 | 542 | 775 | 767 | 768 | 767 | 1652 | 794 | 940 | 684 | 1431 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross | glassy | cross-on | cross-on | cross-on | glassy | glassy | cross-on | cross-on | on | on | glassy | glassy | cross-off | cross | cross-on | on | cross-on | cross | cross | glassy | |
High Tide | 3:13AM0.19m | 4:18PM0.69m | 3:53AM0.17m | 4:54PM0.69m | 4:36AM0.16m | 5:30PM0.68m | ||||||||||||||||||
Low Tide | 8:39AM-0.03m | 11:51PM0.07m | 9:10AM-0.02m | 00:34AM0.07m | 9:43AM-0.00m | 1:16AM0.06m | ||||||||||||||||||
 |  | | | |  | | | | | | | | | | | | | | |  |  | | | |
 | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | 5:43 |
 | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:59 | — | — | 6:59 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 25 | 26 | 27 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 27 | 26 | 26 | 25 | 25 |
27 | 27 | 27 | 28 | 29 | 27 | 26 | 28 | 27 | 28 | 28 | 28 | 29 | 28 | 29 | 29 | 27 | 28 | 28 | 29 | 28 | 29 | 28 | 29 | |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | S 18 | S 18 | S 18 | S 17 | S 16 | S 20 | SSW 16 | SSW 16 | SSW 16 | SSW 19 | SSW 15 | SSW 18 | SSW 15 | SSW 17 |
 kJ | 390 | 375 | 360 | 284 | 280 | 346 | 346 | 276 | 273 | 528 | 639 | 759 | 625 | 582 | 542 | 775 | 653 | 768 | 758 | 1652 | 581 | 940 | 684 | 1431 |
Swell 2 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | SSW 21 | SSW 20 | S 20 | S 19 | S 19 | S 19 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | S 21 | S 21 | SSW 14 | S 19 | S 19 | S 19 | — | S 18 | SSW 15 | S 18 | — |
| kJ | 21 | 21 | 20 | 86 | 131 | 276 | 369 | 365 | 343 | 207 | 189 | 135 | 135 | 445 | 428 | 195 | 767 | 767 | 767 | — | 794 | 456 | 639 | — |
Swell 3 Height (m) Direction Period (s) | SW 12 | SSW 15 | S 21 | S 11 | S 11 | NW 9 | NW 9 | NNW 9 | S 10 | S 10 | — | S 22 | S 21 | SSW 13 | SSW 13 | SSW 16 | — | — | — | — | — | — | — | — |
| kJ | 5 | 21 | 36 | 20 | 20 | 3 | 3 | 8 | 8 | 8 | — | 84 | 233 | 135 | 135 | 266 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 0 | 0 | 0 | 81 | 81 | 0 | 6 | 6 | 19 | 0 | 0 | 81 | 100 | 19 | 95 | 0 | 95 | 0 | 0 | 100 | 119 | 45 | 96 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Waiaha Rivermouth / Honls surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest