Surf Forecasts:
How big are the waves at Henderson Bay today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 1.5ft (0.5m), 9s period with E swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 3.5ft (1.0m), 10s period with E swell.
- Evening surf: Evening surf (17 Aug, local time) - 3.5ft (1.0m), 10s period with E swell.
The current surf forecast for Henderson Bay at 4AM is: 0.3m 8s primary swell from a East direction and 0.2m 9s secondary swell from a East-northeast direction (forecast issued at 11:00pm August 16). An open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 1.5ft (0.5m) | 9s |
| Afternoon (17 Aug) | 3.5ft (1.0m) | 10s |
| Evening (17 Aug) | 3.5ft (1.0m) | 10s |
Table - waves today at Henderson Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Sun night. Very mild (max 14°C on Tue morning, min 10°C on Sun night). Winds decreasing (fresh winds from the S on Mon afternoon, light winds from the SSE by Wed morning). | |||||||||||||||||
Monday 17 | Tuesday 18 | ||||||||||||||||
9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||
Wave Height (m) Direction Period (s) | E 9 | E 8 | E 8 | E 9 | E 9 | ESE 9 | E 10 | E 9 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | |||||||||||||||||
 kJ | 14 | 12 | 11 | 14 | 38 | 106 | 181 | 173 | 177 | 111 | 80 | 56 | 38 | 38 | 40 | 25 | 25 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off |
High Tide | 11:11PM2.32m | 11:35AM2.19m | 11:53PM2.22m | 12:18PM2.10m | |||||||||||||
Low Tide | 5:13AM0.08m | 5:25PM0.16m | 5:55AM0.13m | 6:09PM0.26m | |||||||||||||
 |  |  |  |  |  | | | | | | | | | | | | |
 | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:58 | — | — |
mm | — | 6 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 11 | 10 | 10 | 12 | 12 | 11 | 12 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 11 |
Feels °C | 7 | 8 | 4 | 2 | 3 | 5 | 3 | 3 | 6 | 7 | 8 | 7 | 8 | 8 | 8 | 7 | 6 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 8 | E 8 | E 9 | E 9 | ESE 9 | E 10 | E 9 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 14 | 12 | 11 | 14 | 38 | 106 | 181 | 173 | 177 | 111 | 80 | 56 | 38 | 38 | 40 | 25 | 25 |
Swell 2 Height (m) Direction Period (s) | NE 8 | ENE 9 | ENE 9 | ENE 8 | NW 12 | NW 12 | W 12 | N 11 | NW 16 | W 15 | NE 11 | NE 11 | NE 11 | NE 11 | NE 11 | NE 10 | NE 10 |
| kJ | 11 | 8 | 8 | 7 | 6 | 6 | 3 | 2 | 9 | 5 | 5 | 5 | 4 | 5 | 4 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | N 12 | NW 12 | NW 16 | NW 16 | — | — | — | NE 11 | W 15 | W 15 | W 15 | E 9 | — | W 14 | E 9 |
| kJ | — | — | 3 | 5 | 10 | 10 | — | — | — | 5 | 4 | 4 | 4 | 1 | — | 4 | 1 |
Wind waves Height (m) Direction Period (s) | SW 4 | SW 4 | S 4 | SSE 4 | SSE 4 | S 4 | S 4 | S 4 | S 4 | SSW 4 | SSW 4 | SSW 4 | SW 3 | SW 3 | SSW 3 | S 3 | SSE 3 |
| kJ | 10 | 13 | 12 | 28 | 32 | 8 | 18 | 18 | 14 | 10 | 10 | 11 | 6 | 5 | 4 | 5 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 53 | 53 | 372 | 193 | 193 | 17 | 40 | 17 | 17 | 0 | 0 | 40 | 27 | 40 | 46 | 46 | 46 |
Best forecast wave conditions in Northland | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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