Surf Forecasts:
How big are the waves at Waiaha Rivermouth / Honls today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 2.5ft (0.8m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 2.5ft (0.8m), 13s period with SSW swell.
- Evening surf: Evening surf (21 Sep, local time) - 2.5ft (0.8m), 13s period with SSW swell.
The current surf forecast for Waiaha Rivermouth / Honls at 7AM is: 0.8m 14s primary swell from a South-southwest direction and 0.3m 15s secondary swell from a Southwest direction (forecast issued at 01:00am September 21). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 2.5ft (0.8m) | 13s |
| Afternoon (21 Sep) | 2.5ft (0.8m) | 13s |
| Evening (21 Sep) | 2.5ft (0.8m) | 13s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Wed afternoon. Warm (max 28°C on Mon morning, min 26°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||||||||||
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 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | S 12 | S 12 | S 12 | S 12 | SSW 13 | S 13 | S 13 | S 13 | S 13 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 331 | 258 | 304 | 239 | 236 | 232 | 229 | 225 | 173 | 162 | 157 | 146 | 144 | 146 | 153 | 176 | 168 | 125 | 123 | 119 | 132 | 122 | 122 | 121 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | cross-on | cross-on | on | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | on | cross-on | glassy | glassy | glassy |
High Tide | 00:21AM0.29m | 12:38PM0.65m | 1:04AM0.34m | 1:16PM0.66m | 1:41AM0.39m | 1:50PM0.65m | ||||||||||||||||||
Low Tide | 5:25AM0.15m | 7:47PM0.12m | 6:22AM0.13m | 8:10PM0.10m | 7:12AM0.11m | 8:32PM0.09m | ||||||||||||||||||
 | |  | |  | |  | | | | | | | | | | | | | |  |  |  | | |
 | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — |
Temp °C | 27 | 26 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 26 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 26 | 27 | 28 | 27 | 28 | 26 | 26 |
Feels °C | 32 | 30 | 31 | 31 | 31 | 32 | 32 | 31 | 31 | 30 | 31 | 31 | 31 | 31 | 31 | 32 | 32 | 30 | 32 | 32 | 31 | 33 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | S 12 | S 12 | S 12 | S 12 | SSW 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 |
| kJ | 331 | 258 | 304 | 239 | 236 | 232 | 229 | 225 | 173 | 162 | 157 | 146 | 144 | 146 | 153 | 176 | 168 | 125 | 123 | 119 | 108 | 106 | 106 | 106 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SSW 15 | W 12 | SSW 14 | SW 14 | SW 14 | SW 14 | SW 14 | W 11 | W 13 | W 13 | SW 19 | SW 19 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 54 | 53 | 21 | 11 | 21 | 31 | 30 | 30 | 30 | 10 | 29 | 29 | 58 | 57 | 46 | 75 | 77 | 76 | 75 | 74 | 132 | 122 | 122 | 121 |
Swell 3 Height (m) Direction Period (s) | WNW 12 | WNW 12 | W 12 | SSW 15 | W 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | SW 14 | SSW 14 | SSW 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 |
| kJ | 14 | 14 | 11 | 21 | 11 | 12 | 12 | 12 | 12 | 29 | 18 | 18 | 13 | 11 | 11 | 25 | 25 | 25 | 23 | 21 | 21 | 21 | 21 | 9 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | NW 5 | NW 3 | — | — | SW 2 | WSW 2 | WSW 3 | W 3 | — | — | — | — | — | — | — | SSE 5 | — |
| kJ | — | — | — | — | — | — | — | 3 | 2 | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | 2 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 81 | 81 | 4 | 0 | 0 | 0 | 0 | 0 | 100 | 100 | 19 | 0 | 0 | 0 | 0 | 0 | 19 | 19 | 0 | 0 | 0 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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