Surf Forecasts:
How big are the waves at Waiaha Rivermouth / Honls today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 2.5ft (0.7m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 1.5ft (0.5m), 18s period with SW swell.
- Evening surf: Evening surf (10 Sep, local time) - 1.5ft (0.5m), 17s period with SW swell.
The current surf forecast for Waiaha Rivermouth / Honls at 1PM is: 0.5m 17s primary swell from a Southwest direction and 0.6m 13s secondary swell from a South-southwest direction, 0.3m 4s secondary swell from a South direction (forecast issued at 07:00am September 10). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 2.5ft (0.7m) | 13s |
| Afternoon (10 Sep) | 1.5ft (0.5m) | 18s |
| Evening (10 Sep) | 1.5ft (0.5m) | 17s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Thu afternoon. Warm (max 28°C on Thu morning, min 25°C on Fri night). Wind will be generally light. | |||||||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SSW 13 | SSW 13 | SW 17 | SW 18 | SW 18 | SW 18 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 176 | 173 | 137 | 154 | 154 | 150 | 133 | 175 | 175 | 173 | 124 | 154 | 150 | 150 | 148 | 148 | 148 | 154 | 65 | 66 | 64 | 65 | 70 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross-on | cross-on | on | on | on | on | glassy | glassy | on | on | on | on | on | on | on | on | on | on | cross-on | glassy | glassy |
High Tide | 3:08AM0.46m | 3:19PM0.66m | 3:48AM0.51m | 3:52PM0.60m | 4:28AM0.55m | 4:23PM0.52m | |||||||||||||||||
Low Tide | 8:52AM0.06m | 9:52PM0.05m | 9:41AM0.09m | 10:16PM0.05m | 10:31AM0.12m | 10:39PM0.05m | |||||||||||||||||
 |  |  | | |  | | | | | | | |  | | | |  | | | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — | — |
mm | 1 | 1 | 1 | 2 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | 1 | 1 | — | — | — | — | — | — |
Temp °C | 27 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 |
Feels °C | 31 | 33 | 30 | 29 | 29 | 30 | 29 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 28 | 28 | 29 | 29 | 29 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SW 16 | SW 14 | SW 16 | SW 13 | SSW 13 |
| kJ | 176 | 173 | 129 | 125 | 117 | 83 | 83 | 175 | 175 | 173 | 124 | 154 | 150 | 150 | 148 | 148 | 148 | 154 | 65 | 65 | 64 | 46 | 70 |
Swell 2 Height (m) Direction Period (s) | SW 7 | SW 16 | SW 17 | SW 18 | SW 18 | SW 18 | SW 16 | SW 10 | S 12 | SW 10 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 8 | SW 14 | SW 16 | SW 13 | SW 16 | SW 16 |
| kJ | 23 | 130 | 137 | 154 | 154 | 150 | 133 | 48 | 72 | 33 | 42 | 41 | 41 | 40 | 28 | 28 | 20 | 18 | 46 | 66 | 45 | 65 | 65 |
Swell 3 Height (m) Direction Period (s) | NW 10 | SSW 7 | SSW 7 | SW 7 | SSW 7 | SSW 7 | SW 10 | S 12 | SW 10 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 |
| kJ | 25 | 18 | 18 | 11 | 15 | 15 | 25 | 72 | 47 | 46 | 46 | 46 | 46 | 46 | 43 | 25 | 23 | 23 | 18 | 18 | 17 | 11 | 10 |
Wind waves Height (m) Direction Period (s) | — | — | SSE 4 | S 4 | — | NW 8 | NNW 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 6 | 3 | — | 9 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 6 | 6 | 119 | 119 | 38 | 19 | 0 | 0 | 100 | 100 | 47 | 47 | 93 | 85 | 81 | 85 | 100 | 100 | 4 | 0 | 0 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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