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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 Saturday 30 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 (30 May):
- Morning surf: Morning surf (30 May, local time) - 3.5ft (1.0m), 17s period with S swell.
- Afternoon surf: Afternoon surf (30 May, local time) - 3ft (0.9m), 16s period with SSW swell.
- Evening surf: Evening surf (30 May, local time) - 3ft (0.9m), 16s period with SSW swell.
The current surf forecast for Waiaha Rivermouth / Honls at 9AM is: 1.0m 17s primary swell from a South direction and 0.4m 12s secondary swell from a South direction (forecast issued at 01:00am May 30). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 3.5ft (1.0m) | 17s |
| Afternoon (30 May) | 3ft (0.9m) | 16s |
| Evening (30 May) | 3ft (0.9m) | 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 26°C on Sat morning, min 24°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 30 | Sunday 31 | Monday 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 |    |    |    | |||||||||||||||||||||
S 18 | S 17 | S 17 | S 17 | SSW 16 | S 16 | SSW 16 | SSW 16 | SSW 16 | 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 | |
632 | 617 | 596 | 562 | 443 | 529 | 421 | 416 | 406 | 390 | 375 | 360 | 284 | 280 | 346 | 369 | 365 | 343 | 528 | 639 | 759 | 625 | 582 | 542 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | on | on | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | cross-on | cross-on | glassy | cross-on | cross-on | cross-on | glassy | glassy | cross-on | on | on | on | glassy | |
High Tide | 2:33AM0.20m | 3:44PM0.68m | 3:13AM0.19m | 4:18PM0.69m | 3:53AM0.17m | 4:54PM0.69m | ||||||||||||||||||
Low Tide | 8:09AM-0.04m | 11:10PM0.08m | 8:39AM-0.03m | 11:51PM0.07m | 9:10AM-0.02m | |||||||||||||||||||
 | |  | |  | |  | | | | | | | | | | | | | | | | | | |
 | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:59 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 25 | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 26 | 25 | 25 |
26 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 28 | 26 | 26 | 28 | 27 | 28 | 28 | 28 | 29 | 27 | 28 | |
Swell 1 Height (m) Direction Period (s) | S 18 | S 17 | S 17 | S 17 | SSW 16 | S 16 | SSW 16 | SSW 16 | SSW 16 | 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 |
 kJ | 632 | 617 | 596 | 562 | 443 | 529 | 421 | 416 | 406 | 390 | 375 | 360 | 284 | 280 | 346 | 346 | 276 | 273 | 528 | 639 | 759 | 625 | 582 | 542 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | 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 |
| kJ | 65 | 43 | 43 | 43 | 42 | 42 | 40 | 39 | 21 | 21 | 21 | 20 | 86 | 131 | 276 | 369 | 365 | 343 | 207 | 189 | 135 | 135 | 445 | 428 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | SW 12 | SSW 16 | SW 16 | SSW 16 | SW 11 | SW 11 | WSW 11 | WSW 11 | SW 12 | S 21 | S 21 | S 11 | S 11 | NW 9 | NNW 9 | S 10 | S 10 | S 10 | — | S 22 | S 21 | SSW 13 | SSW 13 |
| kJ | 14 | 6 | 25 | 41 | 25 | 5 | 5 | 12 | 12 | 5 | 36 | 36 | 20 | 20 | 3 | 8 | 8 | 8 | 8 | — | 84 | 233 | 135 | 135 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 96 | 100 | 100 | 100 | 95 | 0 | 0 | 0 | 0 | 85 | 85 | 0 | 6 | 6 | 1 | 0 | 0 | 117 | 117 | 6 | 95 | 0 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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