Surf Forecasts:
How big are the waves at Waiaha Rivermouth / Honls today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 1.5ft (0.5m), 13s period with S swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 1.5ft (0.5m), 12s period with S swell.
- Evening surf: Evening surf (18 Oct, local time) - 1.5ft (0.4m), 17s period with SW swell.
The current surf forecast for Waiaha Rivermouth / Honls at 5PM is: 0.5m 12s primary swell from a South direction and 0.4m 14s secondary swell from a Northwest direction (forecast issued at 01:00pm October 18). The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 1.5ft (0.5m) | 13s |
| Afternoon (18 Oct) | 1.5ft (0.5m) | 12s |
| Evening (18 Oct) | 1.5ft (0.4m) | 17s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sun afternoon. Warm (max 27°C on Sun afternoon, min 25°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Sun 18 | Monday 19 | Tuesday 20 | |||||||||||||||||||
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) | S 13 | S 12 | S 12 | SW 17 | SW 17 | SW 17 | SW 17 | S 12 | S 12 | S 12 | SW 15 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | S 18 | S 18 | S 18 | S 18 | S 17 |
Wave Graph  | |||||||||||||||||||||
 kJ | 82 | 75 | 72 | 70 | 71 | 73 | 74 | 44 | 45 | 44 | 36 | 37 | 39 | 64 | 65 | 41 | 25 | 25 | 25 | 24 | 23 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | glassy | glassy | cross-on | cross-off | glassy | cross-on | cross-on | cross | glassy | cross | glassy | cross-off | glassy | glassy | on | cross-on | glassy | glassy | glassy |
High Tide | 9:55AM0.60m | 11:12PM0.27m | 10:51AM0.60m | 00:03AM0.33m | 11:40AM0.59m | ||||||||||||||||
Low Tide | 5:50PM0.13m | 3:29AM0.20m | 6:20PM0.11m | 4:54AM0.20m | 6:45PM0.09m | ||||||||||||||||
 | |  |  | |  | | | | | | | | | | | | |  |  | | |
 | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | 5:58 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:57 | — | — |
mm | — | — | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 26 | 27 | 26 | 26 | 26 | 25 |
Feels °C | 29 | 30 | 31 | 29 | 29 | 28 | 28 | 28 | 29 | 29 | 30 | 29 | 28 | 27 | 28 | 29 | 29 | 27 | 29 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | SW 16 | SW 16 | SW 16 | S 11 | S 11 | S 11 | S 11 | SSW 15 | S 11 |
| kJ | 82 | 75 | 72 | 45 | 45 | 44 | 45 | 44 | 45 | 44 | 25 | 24 | 39 | 64 | 65 | 21 | 21 | 21 | 21 | 21 | 21 |
Swell 2 Height (m) Direction Period (s) | NW 14 | NW 14 | NW 14 | SW 17 | SW 17 | SW 17 | NW 13 | NW 12 | WNW 12 | NW 12 | SW 15 | SW 15 | S 11 | S 11 | S 11 | SW 16 | SSW 15 | SSW 14 | SSW 14 | S 11 | SSW 15 |
| kJ | 53 | 51 | 51 | 70 | 71 | 73 | 43 | 24 | 14 | 23 | 36 | 37 | 22 | 21 | 21 | 41 | 22 | 19 | 20 | 21 | 23 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSW 15 | SW 17 | NW 14 | NW 13 | NW 13 | SW 17 | SSW 17 | SSW 15 | SSW 15 | NW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | S 15 | S 18 | S 18 | S 18 | S 18 | S 17 |
| kJ | 32 | 21 | 46 | 29 | 28 | 44 | 74 | 27 | 22 | 22 | 22 | 13 | 12 | 12 | 12 | 17 | 25 | 25 | 25 | 24 | 23 |
Wind waves Height (m) Direction Period (s) | — | SSW 2 | — | — | — | SSW 2 | NNW 5 | NW 4 | SSW 4 | — | S 4 | NW 4 | NW 4 | WNW 2 | WNW 2 | NNW 3 | — | — | WNW 2 | NW 4 | — |
| kJ | — | 1 | — | — | — | 1 | 2 | 1 | 1 | — | 1 | 1 | 1 | 1 | 1 | 1 | — | — | 1 | 1 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 19 | 19 | 0 | 0 | 19 | 0 | 0 | 1 | 19 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 100 | 0 | 0 | 0 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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