Surf Forecasts:
How big are the waves at Helena Bay today (18 Aug):
- Afternoon surf: Afternoon surf (18 Aug, local time) - 2.5ft (0.8m), 9s period with ESE swell.
- Evening surf: Evening surf (18 Aug, local time) - 2.5ft (0.8m), 8s period with ESE swell.
The current surf forecast for Helena Bay at 9PM is: 0.8m 8s primary swell from a East-southeast direction and 0.1m 10s secondary swell from a Northeast direction (forecast issued at 05:00pm August 18). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | - | - |
| Afternoon (18 Aug) | 2.5ft (0.8m) | 9s |
| Evening (18 Aug) | 2.5ft (0.8m) | 8s |
Table - waves today at Helena Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 14°C on Tue afternoon, min 8°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||
3 PM | 6 PM | 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) | ESE 9 | ESE 9 | ESE 8 | E 9 | E 9 | SSE 5 | SSE 6 | SE 6 | SE 7 | ESE 8 | SE 8 | ESE 7 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 103 | 108 | 82 | 38 | 24 | 32 | 59 | 123 | 89 | 76 | 57 | 37 | 78 | 76 | 73 | 96 | 94 | 92 | 80 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross | cross | cross-off | off | off | off | glassy | glassy | on | glassy | off |
High Tide | 11:31PM1.96m | 12:03PM1.87m | 00:16AM1.85m | 12:52PM1.79m | |||||||||||||||
Low Tide | 5:50AM0.25m | 6:10PM0.41m | 6:35AM0.34m | 6:59PM0.52m | |||||||||||||||
 |  | | |  |  |  | | | | | | | | | | | | | |
 | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — |
 | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:53 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 11 | 9 | 8 | 9 | 9 | 10 | 12 | 13 | 10 | 9 | 8 | 8 | 8 | 8 | 11 | 12 | 11 | 10 |
Feels °C | 9 | 7 | 5 | 5 | 6 | 5 | 5 | 5 | 8 | 6 | 6 | 5 | 5 | 5 | 6 | 9 | 9 | 9 | 8 |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 8 | SE 5 | SE 5 | E 9 | E 9 | ESE 12 | ESE 12 | ESE 8 | SE 8 | ESE 7 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
| kJ | 103 | 108 | 82 | 17 | 18 | 14 | 6 | 14 | 14 | 76 | 57 | 37 | 78 | 76 | 73 | 96 | 94 | 92 | 80 |
Swell 2 Height (m) Direction Period (s) | ESE 12 | NE 10 | NE 10 | E 9 | E 9 | ESE 12 | ESE 12 | N 10 | NE 10 | ESE 12 | ESE 12 | ESE 11 | NE 10 | NE 10 | N 10 | N 10 | N 10 | N 10 | N 10 |
| kJ | 14 | 4 | 4 | 38 | 24 | 14 | 13 | 2 | 4 | 14 | 14 | 13 | 4 | 4 | 2 | 2 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | NE 11 | — | ESE 12 | E 13 | ESE 12 | NE 10 | NE 10 | — | E 15 | N 10 | NE 10 | NE 10 | — | — | — | — | — | — | — |
| kJ | 4 | — | 14 | 3 | 15 | 4 | 4 | — | 4 | 2 | 4 | 4 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 3 | SSW 3 | SSW 3 | SW 3 | SW 3 | SSE 5 | SSE 6 | SE 6 | SE 7 | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 3 | 2 | 2 | 2 | 32 | 59 | 123 | 89 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 34 | 47 | 0 | 6 | 6 | 77 | 322 | 396 | 34 | 7 | 0 | 6 | 0 | 0 | 0 | 0 | 46 | 0 | 0 |
Best forecast wave conditions in Northland | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
Header Global | |||||||||||||||||||
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