Surf Forecasts:
How big are the waves at Blacks Reef today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 10ft (3.0m), 13s period with S swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 7ft (2.2m), 11s period with S swell.
- Evening surf: Evening surf (21 Sep, local time) - 5.5ft (1.7m), 10s period with S swell.
The current surf forecast for Blacks Reef at 9AM is: 3.0m 13s primary swell from a South direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 05:00am September 21). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 10ft (3.0m) | 13s |
| Afternoon (21 Sep) | 7ft (2.2m) | 11s |
| Evening (21 Sep) | 5.5ft (1.7m) | 10s |
Table - waves today at Blacks Reef. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Tue afternoon. Very mild (max 17°C on Tue morning, min 7°C on Tue night). Winds increasing (calm on Mon morning, fresh winds from the SW by Wed morning). | |||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||||
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) | S 12 | S 13 | S 13 | S 12 | S 11 | S 11 | S 10 | S 10 | S 10 | S 12 | S 12 | S 12 | S 10 | S 6 | SSW 7 | S 7 | S 8 | SSW 8 | SSW 8 | S 7 | S 8 | S 8 | S 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 5583 | 3727 | 2663 | 1768 | 1233 | 795 | 590 | 441 | 333 | 480 | 389 | 266 | 122 | 253 | 532 | 397 | 377 | 367 | 427 | 465 | 593 | 756 | 737 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | glassy | cross | cross-off | off | cross-off | cross | cross-off | cross-off | glassy | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on |
High Tide | 00:41AM1.44m | 1:14PM1.49m | 1:29AM1.38m | 2:00PM1.46m | 2:18AM1.35m | 2:46PM1.45m | |||||||||||||||||
Low Tide | 6:53AM0.45m | 7:29PM0.44m | 7:39AM0.44m | 8:15PM0.41m | 8:29AM0.42m | ||||||||||||||||||
 | |  | | | | | | | | | |  |  |  |  | | | | |  | |  | |
 | — | 6:00 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:05 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | — | — | — | — | 1 | 1 | — | — |
Temp °C | 8 | 7 | 11 | 14 | 15 | 12 | 12 | 11 | 10 | 11 | 15 | 17 | 15 | 9 | 9 | 8 | 7 | 7 | 9 | 9 | 10 | 10 | 9 |
Feels °C | 3 | 3 | 9 | 11 | 10 | 8 | 10 | 8 | 7 | 8 | 13 | 15 | 10 | 3 | 4 | 4 | 3 | 3 | 2 | 2 | 3 | 2 | 2 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 13 | S 13 | S 12 | S 11 | S 11 | S 10 | S 10 | S 10 | S 12 | S 12 | S 12 | S 10 | ESE 9 | SE 12 | SSW 18 | S 8 | S 8 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 |
| kJ | 4402 | 3727 | 2663 | 1768 | 1233 | 795 | 590 | 441 | 333 | 480 | 389 | 266 | 122 | 8 | 36 | 103 | 377 | 298 | 32 | 30 | 18 | 18 | 17 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | SE 10 | ESE 10 | NE 4 | S 13 | SE 10 | ESE 10 | ESE 9 | SE 7 | SE 12 | S 18 | SE 12 | SSW 18 | SSW 17 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 |
| kJ | 9 | 27 | 26 | 27 | 10 | 25 | 18 | 4 | 128 | 24 | 9 | 17 | 15 | 23 | 54 | 36 | 102 | 95 | 32 | 30 | 30 | 29 | 28 |
Swell 3 Height (m) Direction Period (s) | — | ENE 10 | ENE 10 | NE 10 | E 13 | ENE 10 | SE 13 | ESE 10 | SE 10 | SE 13 | SE 13 | SE 13 | SE 9 | SE 12 | E 12 | E 12 | SE 12 | SE 12 | E 11 | E 11 | E 11 | — | — |
| kJ | — | 9 | 9 | 4 | 3 | 9 | 7 | 18 | 23 | 7 | 26 | 25 | 22 | 23 | 3 | 3 | 35 | 34 | 2 | 2 | 2 | — | — |
Wind waves Height (m) Direction Period (s) | S 12 | — | — | — | — | ENE 4 | ENE 4 | — | WNW 2 | WNW 2 | NW 3 | — | — | S 6 | SSW 7 | S 7 | — | SSW 8 | SSW 8 | S 7 | S 8 | S 8 | S 8 |
| kJ | 5583 | — | — | — | — | 11 | 10 | — | 1 | 1 | 2 | — | — | 253 | 532 | 397 | — | 367 | 427 | 465 | 593 | 756 | 737 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 75 | 3 | 0 | 2 | 2 | 0 | 0 | 3 | 0 | 0 | 0 | 6 | 45 | 93 | 44 | 33 | 3 | 3 | 89 | 171 | 309 | 157 | 73 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||||
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