Surf Forecasts:
How big are the waves at Blacks Reef today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 2.5ft (0.7m), 10s period with S swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 1.5ft (0.4m), 13s period with SE swell.
- Evening surf: Evening surf (23 Aug, local time) - 1.5ft (0.4m), 13s period with SE swell.
The current surf forecast for Blacks Reef at 8AM is: 0.8m 10s primary swell from a South direction and 0.3m 13s secondary swell from a East-southeast direction (forecast issued at 11:00pm August 22). An open ocean swell of 0.5m 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 (23 Aug) | 2.5ft (0.7m) | 10s |
| Afternoon (23 Aug) | 1.5ft (0.4m) | 13s |
| Evening (23 Aug) | 1.5ft (0.4m) | 13s |
Table - waves today at Blacks Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Tue afternoon, min 9°C on Sun night). Wind will be generally light. | |||||||||||||||||
Sunday 23 | Monday 24 | ||||||||||||||||
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) | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | SE 13 | SE 13 | SE 13 | SW 5 | SSW 8 | SSW 8 | SSW 9 | SSW 9 | S 15 | S 14 | S 14 |
Wave Graph  | |||||||||||||||||
 kJ | 237 | 189 | 185 | 146 | 104 | 73 | 50 | 42 | 43 | 58 | 64 | 149 | 268 | 270 | 1392 | 1841 | 1710 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | cross | cross | cross | glassy | cross-off | off | cross-off |
High Tide | 1:22AM1.51m | 1:56PM1.54m | 2:10AM1.45m | 2:43PM1.52m | |||||||||||||
Low Tide | 7:20PM0.47m | 7:35AM0.46m | 8:10PM0.48m | 8:23AM0.46m | 8:57PM0.47m | ||||||||||||
 | | | |  |  |  | |  | | | | | | | | | |
 | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:38 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 11 | 10 | 10 | 13 | 16 | 16 | 15 | 12 | 10 | 10 | 9 | 11 | 14 | 14 | 12 | 12 |
Feels °C | 6 | 6 | 6 | 6 | 8 | 10 | 11 | 10 | 7 | 5 | 5 | 5 | 8 | 12 | 11 | 8 | 9 |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | NW 4 | SW 5 | SSW 8 | SSW 8 | SSW 9 | SSW 9 | S 15 | S 14 | S 14 |
| kJ | 237 | 189 | 185 | 146 | 104 | 73 | 50 | 31 | 6 | 23 | 64 | 149 | 268 | 270 | 1392 | 1841 | 1710 |
Swell 2 Height (m) Direction Period (s) | ESE 13 | ESE 13 | ESE 13 | ESE 13 | SE 13 | SE 13 | SE 13 | SE 13 | S 10 | SE 13 | SE 13 | SE 13 | ESE 13 | S 17 | ESE 13 | SE 14 | ESE 14 |
| kJ | 17 | 33 | 33 | 33 | 44 | 44 | 44 | 42 | 30 | 43 | 44 | 27 | 34 | 93 | 35 | 46 | 36 |
Swell 3 Height (m) Direction Period (s) | E 14 | SE 8 | — | — | — | S 19 | S 17 | NE 5 | SE 13 | SSE 9 | SSE 9 | NE 5 | S 18 | ESE 13 | — | — | — |
| kJ | 4 | 3 | — | — | — | 7 | 6 | 5 | 43 | 8 | 8 | 1 | 6 | 35 | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 2 | NW 3 | NW 4 | NNW 3 | NNW 3 | N 4 | NNW 4 | WNW 4 | WSW 4 | SW 5 | NW 3 | NW 3 | NNE 5 | — | — | — | NNE 4 |
| kJ | 1 | 9 | 8 | 4 | 9 | 13 | 16 | 31 | 11 | 58 | 2 | 1 | 2 | — | — | — | 9 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 10 | 33 | 3 | 3 | 3 | 33 | 3 | 33 | 9 | 33 | 3 | 3 | 3 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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