Surf Forecasts:
How big are the waves at Helena Bay today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 3ft (0.9m), 9s period with ESE swell.
- 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) - 3ft (0.9m), 8s period with SE swell.
The current surf forecast for Helena Bay at 1PM is: 0.8m 9s primary swell from a East-southeast direction and 0.1m 11s secondary swell from a Northeast direction (forecast issued at 05:00am August 18). The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 3ft (0.9m) | 9s |
| Afternoon (18 Aug) | 2.5ft (0.8m) | 9s |
| Evening (18 Aug) | 3ft (0.9m) | 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 9°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||||
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 | 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 9 | ESE 9 | ESE 9 | ESE 9 | SE 8 | E 9 | E 9 | SSE 5 | SE 6 | SE 7 | SE 7 | ESE 8 | SE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 249 | 158 | 131 | 126 | 103 | 79 | 105 | 38 | 24 | 42 | 139 | 128 | 178 | 74 | 59 | 80 | 90 | 92 | 94 | 94 | 116 | 90 | 80 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | off | off | off | glassy | glassy | on | glassy | off |
High Tide | 11:15AM1.95m | 11:31PM1.96m | 12:03PM1.87m | 00:16AM1.85m | 12:52PM1.79m | ||||||||||||||||||
Low Tide | 5:06AM0.16m | 5:23PM0.30m | 5:50AM0.25m | 6:10PM0.41m | 6:35AM0.34m | 6:59PM0.52m | |||||||||||||||||
 | |  |  |  |  | | | | | | | | | | | | | | | | | | |
 | — | 7:00 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — |
 | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:53 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 10 | 11 | 13 | 14 | 11 | 9 | 9 | 10 | 9 | 10 | 12 | 13 | 11 | 9 | 9 | 9 | 9 | 9 | 12 | 13 | 12 | 11 |
Feels °C | 7 | 8 | 8 | 10 | 10 | 7 | 5 | 6 | 6 | 5 | 4 | 6 | 8 | 7 | 6 | 6 | 6 | 6 | 7 | 10 | 10 | 10 | 9 |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | NE 10 | E 9 | SE 5 | E 9 | ESE 12 | ESE 12 | SE 7 | ESE 8 | SE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
| kJ | 249 | 158 | 131 | 126 | 103 | 79 | 4 | 38 | 17 | 13 | 13 | 14 | 93 | 74 | 59 | 80 | 90 | 92 | 94 | 94 | 116 | 90 | 80 |
Swell 2 Height (m) Direction Period (s) | NE 11 | NE 11 | NE 11 | NE 11 | ESE 12 | ESE 12 | SE 8 | E 13 | E 9 | ESE 12 | NE 10 | NE 10 | ESE 12 | ESE 12 | ESE 12 | NE 10 | N 10 | NE 10 | N 10 | N 10 | N 10 | N 10 | N 10 |
| kJ | 5 | 4 | 5 | 5 | 14 | 15 | 17 | 3 | 24 | 15 | 4 | 4 | 15 | 14 | 14 | 4 | 2 | 4 | 2 | 2 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | NE 11 | — | — | NE 11 | NE 10 | ESE 12 | NE 10 | ESE 12 | NE 10 | — | — | N 10 | N 10 | N 10 | N 10 | — | — | — | — | — | — | — |
| kJ | — | 4 | — | — | 4 | 4 | 14 | 4 | 15 | 4 | — | — | 2 | 2 | 2 | 2 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 3 | SW 3 | — | — | — | SSW 3 | SE 8 | SSE 5 | SW 3 | SSE 5 | SE 6 | SE 7 | SE 7 | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 1 | — | — | — | 1 | 105 | 23 | 2 | 42 | 139 | 128 | 178 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 47 | 47 | 0 | 0 | 7 | 115 | 322 | 47 | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 48 | 0 | 0 |
Best forecast wave conditions in Northland | |||||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||||
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