Surf Forecasts:
How big are the waves at Waiaha Rivermouth / Honls today (18 Jul):
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2.5ft (0.7m), 14s period with W swell.
- Evening surf: Evening surf (18 Jul, local time) - 2.5ft (0.7m), 15s period with SSW swell.
The current surf forecast for Waiaha Rivermouth / Honls at 12AM is: 0.6m 14s primary swell from a South-southwest direction and 0.6m 14s secondary swell from a West direction (forecast issued at 07:00pm July 17). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | - | - |
| Afternoon (18 Jul) | 2.5ft (0.7m) | 14s |
| Evening (18 Jul) | 2.5ft (0.7m) | 15s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Sat night. Warm (max 27°C on Fri night, min 25°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 19 | |||||||||||||||||
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 16 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 13 | W 13 | SSW 12 | SSW 13 | S 19 | S 18 | S 18 | S 18 | S 17 |
Wave Graph  | |||||||||||||||||||
 kJ | 259 | 273 | 218 | 163 | 158 | 158 | 160 | 160 | 158 | 143 | 115 | 87 | 117 | 93 | 110 | 101 | 155 | 152 | 147 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | cross-on | cross-on | glassy | cross | cross | cross-on | on | on | cross-on | cross | cross-on | cross-on | cross-on | on | cross-on | cross | cross |
High Tide | 6:11PM0.64m | 7:10AM0.35m | 6:47PM0.55m | 8:16AM0.40m | 7:21PM0.46m | ||||||||||||||
Low Tide | 1:17AM0.02m | 12:21PM0.15m | 1:50AM0.02m | 1:35PM0.22m | |||||||||||||||
 |  | |  | | | | | |  |  | | | | | | | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 30 | 31 | 31 | 29 | 30 | 30 | 29 | 30 | 30 | 29 | 29 | 28 | 28 | 29 | 29 | 28 | 29 | 29 | 27 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 13 | S 12 | SSW 12 | SSW 13 | SSW 13 | S 13 | SSW 12 | SSW 12 | S 17 |
| kJ | 259 | 273 | 218 | 163 | 158 | 158 | 160 | 160 | 158 | 143 | 115 | 76 | 117 | 93 | 96 | 87 | 83 | 83 | 147 |
Swell 2 Height (m) Direction Period (s) | W 14 | W 14 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | WNW 13 | WNW 13 | WNW 12 | S 18 | S 18 | S 18 | SSW 12 |
| kJ | 198 | 144 | 142 | 140 | 134 | 130 | 89 | 89 | 87 | 87 | 87 | 87 | 56 | 55 | 50 | 101 | 155 | 152 | 44 |
Swell 3 Height (m) Direction Period (s) | SW 12 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 22 | S 21 | WSW 7 | S 20 | S 15 | S 19 | S 19 | S 19 | WNW 12 | WNW 12 | WNW 12 | WNW 12 |
| kJ | 35 | 16 | 10 | 9 | 9 | 14 | 9 | 18 | 9 | 5 | 30 | 17 | 66 | 65 | 110 | 49 | 29 | 29 | 29 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | SW 8 | SW 7 | SSW 4 | SW 7 | WSW 7 | — | — | — | WSW 6 | — | — | — |
| kJ | — | — | — | — | — | — | — | 14 | 9 | 1 | 7 | 9 | — | — | — | 4 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 27 | 0 | 4 | 6 | 0 | 19 | 47 | 27 | 20 | 20 | 47 | 19 | 19 | 2 | 119 | 122 | 119 | 119 | 81 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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