Surf Forecasts:
How big are the waves at Helena Bay today (30 Jul):
- Morning surf: Morning surf (30 Jul, local time) - 3ft (0.9m), 12s period with ESE swell.
- Afternoon surf: Afternoon surf (30 Jul, local time) - 2.5ft (0.8m), 11s period with ESE swell.
- Evening surf: Evening surf (30 Jul, local time) - 3ft (0.9m), 12s period with ESE swell.
The current surf forecast for Helena Bay at 7AM is: 0.9m 12s primary swell from a East-southeast direction and 0.1m 9s secondary swell from a Northeast direction, 0.6m 4s secondary swell from a North direction (forecast issued at 11:00pm July 29). The wind direction is predicted to be cross-shore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Jul) | 3ft (0.9m) | 12s |
| Afternoon (30 Jul) | 2.5ft (0.8m) | 11s |
| Evening (30 Jul) | 3ft (0.9m) | 12s |
Table - waves today at Helena Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Thu night. Very mild (max 16°C on Thu afternoon, min 10°C on Fri night). Winds decreasing (fresh winds from the NW on Thu night, calm by Fri night). | |||||||||||||||||
Thursday 30 | Friday 31 | ||||||||||||||||
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 12 | ESE 12 | E 12 | ESE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 10 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 |
Wave Graph  | |||||||||||||||||
 kJ | 319 | 263 | 299 | 254 | 250 | 246 | 128 | 125 | 196 | 186 | 128 | 126 | 126 | 126 | 128 | 126 | 93 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | off | cross-off | cross-off | off | off | cross-off |
High Tide | 7:29PM1.89m | 7:37AM1.78m | 8:09PM1.95m | 8:19AM1.81m | 8:48PM1.99m | ||||||||||||
Low Tide | 1:41AM0.47m | 1:50PM0.29m | 2:23AM0.41m | 2:30PM0.26m | |||||||||||||
 |  | |  |  | |  | | |  | |  | | |  | | | |
 | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:38 | — | — |
mm | — | — | — | — | 1 | 1 | — | — | — | 1 | 5 | 1 | — | — | — | — | — |
Temp °C | 12 | 12 | 13 | 13 | 13 | 15 | 16 | 14 | 14 | 14 | 13 | 12 | 12 | 15 | 15 | 13 | 10 |
Feels °C | 9 | 9 | 10 | 9 | 9 | 11 | 11 | 10 | 9 | 9 | 8 | 9 | 9 | 11 | 11 | 9 | 7 |
Swell 1 Height (m) Direction Period (s) | E 12 | ESE 12 | E 12 | ESE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 10 | ESE 12 | ESE 11 | ESE 11 | N 6 | N 6 | N 7 | N 7 | N 7 | ESE 11 |
| kJ | 319 | 263 | 299 | 254 | 250 | 246 | 128 | 125 | 196 | 186 | 128 | 113 | 67 | 55 | 56 | 43 | 93 |
Swell 2 Height (m) Direction Period (s) | NE 9 | NE 9 | NE 9 | NE 9 | NE 12 | NE 12 | E 12 | E 12 | NE 12 | NE 11 | NE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | N 7 |
| kJ | 3 | 3 | 3 | 3 | 6 | 6 | 76 | 75 | 5 | 5 | 5 | 126 | 126 | 126 | 128 | 126 | 43 |
Swell 3 Height (m) Direction Period (s) | E 13 | E 13 | NE 12 | NE 12 | NE 9 | N 9 | NE 12 | NE 12 | — | NE 19 | NE 19 | NE 11 | NE 11 | NE 18 | NE 18 | ENE 18 | ENE 18 |
| kJ | 3 | 3 | 6 | 6 | 3 | 2 | 6 | 6 | — | 15 | 14 | 5 | 5 | 12 | 12 | 30 | 30 |
Wind waves Height (m) Direction Period (s) | NNE 3 | NNE 3 | N 3 | N 3 | N 4 | N 4 | N 4 | N 5 | N 5 | N 6 | N 6 | — | WNW 3 | W 3 | W 3 | W 3 | W 3 |
| kJ | 3 | 2 | 5 | 6 | 15 | 18 | 17 | 34 | 62 | 92 | 102 | — | 3 | 1 | 5 | 2 | 1 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 6 | 6 | 26 | 46 | 48 | 13 | 13 | 26 | 450 | 26 | 26 | 0 | 0 | 6 | 0 | 0 | 0 |
Best forecast wave conditions in Northland | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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