Surf Forecasts:
How big are the waves at Waiaha Rivermouth / Honls today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 2ft (0.6m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2ft (0.6m), 14s period with SSW swell.
- Evening surf: Evening surf (18 Jul, local time) - 1.5ft (0.5m), 13s period with W swell.
The current surf forecast for Waiaha Rivermouth / Honls at 6AM is: 0.6m 14s primary swell from a South-southwest direction and 0.6m 14s secondary swell from a West direction, 0.3m 8s secondary swell from a West direction (forecast issued at 01:00am July 18). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 2ft (0.6m) | 14s |
| Afternoon (18 Jul) | 2ft (0.6m) | 14s |
| Evening (18 Jul) | 1.5ft (0.5m) | 13s |
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 Sat morning, min 25°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | W 13 | SSW 12 | SSW 12 | SSW 13 | S 19 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 163 | 158 | 158 | 160 | 160 | 158 | 133 | 87 | 131 | 117 | 93 | 110 | 101 | 155 | 152 | 147 | 139 | 193 | 412 | 407 | 391 | 353 | 343 | 343 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | cross-on | on | on | cross-on | cross-on | cross-on | glassy | cross-on | on | on | cross-on | cross | cross | glassy | glassy | cross-on | on | on | on | glassy | cross-off |
High Tide | 7:10AM0.35m | 6:47PM0.55m | 8:16AM0.40m | 7:21PM0.46m | 9:27AM0.45m | 7:57PM0.38m | ||||||||||||||||||
Low Tide | 1:17AM0.02m | 12:21PM0.15m | 1:50AM0.02m | 1:35PM0.22m | 2:23AM0.03m | 3:14PM0.27m | ||||||||||||||||||
 | |  | | | | |  |  | | | | | | | | | | |  | | |  | | |
 | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:04 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 30 | 30 | 30 | 30 | 31 | 30 | 29 | 29 | 28 | 29 | 30 | 29 | 28 | 28 | 28 | 27 | 28 | 29 | 29 | 29 | 28 | 29 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | S 12 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 |
| kJ | 163 | 158 | 158 | 160 | 160 | 158 | 133 | 73 | 131 | 117 | 93 | 96 | 98 | 83 | 83 | 147 | 139 | 193 | 412 | 407 | 391 | 353 | 343 | 343 |
Swell 2 Height (m) Direction Period (s) | 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 | SSW 11 | SSW 11 | WNW 12 | WNW 12 | SW 18 | SW 18 | SW 17 | SW 17 |
| kJ | 140 | 134 | 130 | 89 | 89 | 87 | 87 | 87 | 87 | 56 | 55 | 50 | 101 | 155 | 152 | 44 | 47 | 40 | 28 | 27 | 50 | 50 | 47 | 70 |
Swell 3 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 15 | SW 8 | SW 22 | S 21 | SSW 3 | SSW 14 | S 15 | S 19 | S 19 | S 19 | WNW 12 | WNW 12 | WNW 12 | S 14 | S 14 | S 14 | SW 18 | SW 18 | WNW 12 | WNW 12 | WNW 12 | WNW 12 |
| kJ | 9 | 9 | 33 | 15 | 18 | 9 | 1 | 40 | 17 | 66 | 65 | 110 | 49 | 29 | 29 | 57 | 57 | 61 | 53 | 51 | 26 | 26 | 27 | 27 |
Wind waves Height (m) Direction Period (s) | — | W 8 | SW 8 | W 8 | SW 8 | SW 7 | W 7 | NW 2 | WNW 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 10 | 14 | 10 | 14 | 14 | 4 | 1 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 47 | 19 | 20 | 27 | 119 | 47 | 0 | 6 | 119 | 132 | 119 | 119 | 81 | 0 | 0 | 6 | 100 | 100 | 19 | 0 | 0 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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