Surf Forecasts:
How big are the waves at Blacks Reef today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 7.5ft (2.3m), 16s period with S swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 6.5ft (2.0m), 15s period with S swell.
- Evening surf: Evening surf (21 Jul, local time) - 5.5ft (1.7m), 14s period with S swell.
The current surf forecast for Blacks Reef at 3PM is: 2.0m 15s primary swell from a South direction and 0.6m 11s secondary swell from a Southeast direction (forecast issued at 11:00am July 21). The wind direction is predicted to be cross-shore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 7.5ft (2.3m) | 16s |
| Afternoon (21 Jul) | 6.5ft (2.0m) | 15s |
| Evening (21 Jul) | 5.5ft (1.7m) | 14s |
Table - waves today at Blacks Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 14°C on Thu afternoon, min 7°C on Tue night). Wind will be generally light. | |||||||||||||||||||||
Tue 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||
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 16 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 13 | S 13 | S 13 | S 12 | S 12 | S 11 | S 12 | SSW 12 | SSW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2594 | 2055 | 1699 | 1431 | 1052 | 905 | 757 | 630 | 501 | 413 | 342 | 342 | 383 | 326 | 321 | 174 | 180 | 116 | 75 | 49 | 47 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | cross | off | off | cross-off | cross-off | cross-off | cross | glassy | cross | off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off |
High Tide | 11:07AM1.68m | 11:33PM1.68m | 11:59AM1.65m | 00:24AM1.62m | 12:54PM1.62m | ||||||||||||||||
Low Tide | 5:23PM0.29m | 5:51AM0.28m | 6:15PM0.36m | 6:39AM0.36m | 7:08PM0.42m | ||||||||||||||||
 |  | |  |  |  | | | | | | | | | | | | | | | | |
 | 7:20 | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — |
 | — | — | 5:08 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:10 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 8 | 10 | 11 | 9 | 9 | 8 | 8 | 7 | 8 | 11 | 11 | 10 | 9 | 9 | 8 | 8 | 10 | 13 | 14 | 12 | 11 |
Feels °C | 6 | 9 | 9 | 6 | 6 | 5 | 5 | 4 | 6 | 9 | 9 | 8 | 7 | 7 | 6 | 6 | 8 | 9 | 11 | 8 | 7 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 13 | S 13 | S 13 | S 12 | S 12 | S 11 | S 12 | SSW 12 | NE 4 |
| kJ | 2594 | 2055 | 1699 | 1431 | 1052 | 905 | 757 | 630 | 501 | 413 | 342 | 342 | 383 | 326 | 321 | 174 | 180 | 116 | 75 | 49 | 16 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 11 | SE 10 | SE 11 | SE 12 | ESE 10 | SE 12 | SE 11 | SE 11 | SSE 10 | SSE 11 | SSW 12 |
| kJ | 97 | 97 | 97 | 59 | 58 | 57 | 56 | 54 | 28 | 28 | 29 | 28 | 29 | 34 | 10 | 35 | 30 | 30 | 37 | 39 | 47 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ESE 12 | S 13 | ENE 4 | S 12 | SE 11 | SE 11 | SSE 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 14 | 14 | 2 | 11 | 18 | 18 | 38 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 4 | — | NE 4 | NE 4 | NE 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 3 | 12 | 31 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 3 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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