Surf Forecasts:
How big are the waves at Blacks Reef today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 7ft (2.1m), 5s period with SW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 11ft (3.5m), 9s period with SSW swell.
- Evening surf: Evening surf (20 Sep, local time) - 13ft (4.0m), 11s period with S swell.
The current surf forecast for Blacks Reef at 2PM is: 3.0m 8s primary swell from a South-southwest direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 05:00am September 20). An open ocean swell of 0.3m 10s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 7ft (2.1m) | 5s |
| Afternoon (20 Sep) | 11ft (3.5m) | 9s |
| Evening (20 Sep) | 13ft (4.0m) | 11s |
Table - waves today at Blacks Reef. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Tue afternoon. Very mild (max 17°C on Tue morning, min 6°C on Sun night). Winds decreasing (strong winds from the WSW on Sun morning, calm by Mon morning). | |||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | |||||||||||||||||||||
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) | SSW 14 | SSW 13 | SW 5 | SSW 8 | SSW 9 | S 10 | S 11 | S 12 | SSW 13 | S 14 | S 13 | S 12 | S 12 | S 10 | S 10 | S 10 | S 10 | S 10 | S 12 | S 12 | S 10 | S 7 | S 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 304 | 229 | 215 | 1040 | 1711 | 2844 | 3854 | 4338 | 7639 | 4457 | 3032 | 1976 | 1398 | 867 | 592 | 443 | 443 | 339 | 389 | 322 | 192 | 392 | 496 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | on | on | on | on | cross-on | cross-on | cross | glassy | cross | cross-off | off | cross-off | cross | cross-off | cross-off | cross | cross-on | on | on | cross-on |
High Tide | 12:25PM1.54m | 00:41AM1.44m | 1:14PM1.49m | 1:29AM1.38m | 2:00PM1.46m | ||||||||||||||||||
Low Tide | 6:09AM0.46m | 6:41PM0.45m | 6:53AM0.45m | 7:29PM0.44m | 7:39AM0.44m | 8:15PM0.41m | |||||||||||||||||
 | |  |  | |  | |  | | | | | | | | | | | | |  | |  | |
 | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:04 | — |
mm | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 |
Temp °C | 14 | 14 | 12 | 10 | 11 | 10 | 11 | 10 | 8 | 6 | 10 | 13 | 15 | 12 | 11 | 10 | 10 | 10 | 16 | 17 | 14 | 10 | 9 |
Feels °C | 8 | 9 | 2 | 1 | 2 | 1 | 2 | 3 | 3 | 2 | 8 | 10 | 10 | 8 | 8 | 7 | 7 | 7 | 14 | 15 | 9 | 4 | 5 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 13 | SE 11 | SE 11 | SE 10 | NE 10 | ENE 10 | ESE 10 | S 13 | S 14 | S 13 | S 12 | S 12 | S 10 | S 10 | S 10 | S 10 | S 10 | S 12 | S 12 | ESE 9 | ESE 9 | S 18 |
| kJ | 304 | 229 | 75 | 42 | 37 | 24 | 18 | 21 | 4763 | 4457 | 3032 | 1976 | 1398 | 867 | 592 | 443 | 443 | 339 | 389 | 322 | 8 | 8 | 54 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | ENE 8 | ENE 10 | ENE 10 | SE 11 | SE 11 | ESE 11 | ENE 10 | SE 10 | SE 11 | SE 10 | ESE 10 | SE 10 | SE 14 | S 14 | ESE 10 | SE 13 | ESE 10 | ESE 9 | SSE 12 | SE 12 | SE 12 |
| kJ | 97 | 75 | 23 | 18 | 19 | 29 | 30 | 11 | 9 | 27 | 29 | 25 | 33 | 25 | 7 | 136 | 9 | 7 | 10 | 9 | 15 | 23 | 37 |
Swell 3 Height (m) Direction Period (s) | ENE 7 | ENE 7 | — | — | — | — | — | — | ESE 11 | ENE 10 | ENE 10 | ENE 10 | E 13 | ENE 10 | ENE 10 | NE 4 | SE 13 | ESE 13 | SE 13 | SE 13 | E 12 | SE 12 | ESE 9 |
| kJ | 21 | 21 | — | — | — | — | — | — | 12 | 9 | 9 | 9 | 3 | 9 | 9 | 5 | 7 | 17 | 27 | 25 | 3 | 23 | 8 |
Wind waves Height (m) Direction Period (s) | NW 3 | WNW 4 | SW 5 | SSW 8 | SSW 9 | S 10 | S 11 | S 12 | SSW 13 | — | — | — | — | ENE 3 | ENE 4 | — | WNW 3 | NW 2 | WNW 2 | NW 3 | S 10 | S 7 | S 8 |
| kJ | 8 | 22 | 215 | 1040 | 1711 | 2844 | 3854 | 4338 | 7639 | — | — | — | — | 10 | 10 | — | 1 | 1 | 1 | 2 | 192 | 392 | 496 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 33 | 10 | 410 | 169 | 133 | 114 | 79 | 75 | 75 | 3 | 0 | 2 | 2 | 0 | 0 | 3 | 0 | 0 | 3 | 6 | 41 | 79 | 44 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||||
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