Surf Forecasts:
How big are the waves at Blacks Reef today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 15ft (4.5m), 11s period with S swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 13ft (4.0m), 11s period with S swell.
- Evening surf: Evening surf (19 Aug, local time) - 10ft (3.0m), 15s period with S swell.
The current surf forecast for Blacks Reef at 2AM is: 5.5m 12s primary swell from a South direction and 0.2m 15s secondary swell from a East-southeast direction (forecast issued at 11:00pm August 18). The wind direction is predicted to be onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 15ft (4.5m) | 11s |
| Afternoon (19 Aug) | 13ft (4.0m) | 11s |
| Evening (19 Aug) | 10ft (3.0m) | 15s |
Table - waves today at Blacks Reef. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Tue night. Very mild (max 14°C on Fri morning, min 8°C on Tue night). Winds decreasing (strong winds from the SSW on Tue night, calm by Fri morning). | |||||||||||||||||
Wednesday 19 | Thursday 20 | ||||||||||||||||
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 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 15 | S 15 | S 14 | S 14 | SSW 14 | SSW 8 | S 8 | S 8 | S 8 | S 8 |
Wave Graph  | |||||||||||||||||
 kJ | 6687 | 8369 | 7851 | 6865 | 5339 | 4408 | 3834 | 5072 | 3582 | 2785 | 1977 | 2252 | 547 | 659 | 450 | 601 | 438 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | cross-on | cross-on | on | on | cross-on | on | on | cross-on |
High Tide | 10:10PM1.71m | 10:33AM1.72m | 10:59PM1.67m | 11:22AM1.67m | |||||||||||||
Low Tide | 4:27AM0.30m | 4:51PM0.34m | 5:15AM0.36m | 5:41PM0.40m | |||||||||||||
 | | | |  |  |  |  | | | | |  |  | |  |  | |
 | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:35 | — | — |
mm | 2 | 2 | 2 | 1 | 1 | 1 | — | — | — | 1 | 1 | 1 | — | — | — | — | — |
Temp °C | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 10 | 10 | 11 | 11 | 10 | 9 |
Feels °C | -3 | -3 | -2 | -1 | 0 | 1 | 2 | 2 | 3 | 5 | 4 | 4 | 4 | 6 | 7 | 7 | 7 |
Swell 1 Height (m) Direction Period (s) | ESE 11 | ESE 11 | ESE 15 | — | ESE 13 | SE 13 | SE 9 | SE 9 | SE 9 | S 14 | SE 9 | SE 9 | SE 9 | S 8 | SE 9 | S 8 | S 8 |
| kJ | 81 | 84 | 21 | — | 17 | 7 | 612 | 619 | 651 | 2785 | 437 | 320 | 243 | 493 | 170 | 488 | 438 |
Swell 2 Height (m) Direction Period (s) | SE 16 | — | — | — | — | SE 14 | S 16 | SE 12 | SE 12 | SE 9 | — | SE 11 | S 13 | S 13 | S 13 | ESE 9 | SE 9 |
| kJ | 11 | — | — | — | — | 46 | 1211 | 23 | 23 | 537 | — | 33 | 513 | 404 | 209 | 145 | 107 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SE 14 | — | — | — | — | — | — | — | ESE 9 | S 18 | S 12 | S 17 |
| kJ | — | — | — | — | — | 47 | — | — | — | — | — | — | — | 157 | 25 | 151 | 95 |
Wind waves Height (m) Direction Period (s) | S 11 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 15 | S 15 | — | S 14 | SSW 14 | SSW 8 | S 8 | S 8 | S 8 | — |
| kJ | 6687 | 8369 | 7851 | 6865 | 5339 | 4408 | 3834 | 5072 | 3582 | — | 1977 | 2252 | 547 | 659 | 450 | 601 | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 169 | 169 | 332 | 162 | 91 | 91 | 162 | 79 | 75 | 9 | 9 | 73 | 62 | 9 | 9 | 3 | 3 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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