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Blacks Reef Surf Forecast
/ Gisborne and Mahia (37 surf breaks) /
Surf Forecasts:
Blacks Reef surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 11 pm Saturday 30 May 2026 NZSTForecast update in hr min s Forecast update imminent
Blacks Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Blacks Reef sea temperature is
14.8° C
(Which is slightly cooler than normal)How big are the waves at Blacks Reef today (31 May):
- Morning surf: Morning surf (31 May, local time) - 3.5ft (1.1m), 11s period with S swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 3ft (0.9m), 11s period with S swell.
- Evening surf: Evening surf (31 May, local time) - 2.5ft (0.7m), 11s period with S swell.
The current surf forecast for Blacks Reef at 4AM is: 1.3m 12s primary swell from a South direction and 0.1m 11s secondary swell from a East direction (forecast issued at 11:00pm May 30). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 3.5ft (1.1m) | 11s |
| Afternoon (31 May) | 3ft (0.9m) | 11s |
| Evening (31 May) | 2.5ft (0.7m) | 11s |
Table - waves today at Blacks Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 14mm), heaviest on Tue afternoon. Very mild (max 19°C on Mon afternoon, min 11°C on Sat night). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | ||||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 15 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 14 | S 14 | S 14 | S 13 | S 13 | |
735 | 553 | 461 | 387 | 298 | 233 | 185 | 144 | 108 | 75 | 50 | 50 | 41 | 39 | 38 | 37 | 15 | 14 | 12 | 4 | 16 | 4 | 4 | 3 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | |
High Tide | 5:31AM1.55m | 5:58PM1.66m | 6:15AM1.56m | 6:42PM1.67m | 6:58AM1.55m | |||||||||||||||||||
Low Tide | 11:28PM0.47m | 11:46AM0.49m | 00:12AM0.49m | 12:28PM0.49m | 00:55AM0.49m | 1:08PM0.48m | ||||||||||||||||||
 | | | |  | | |  | | |  | |  | |  | | | | | | |  |  |  | |
 | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:18 | — | — | — | — |
 | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:53 | — | — | — | — | — | — | — | 4:53 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 7 | 5 | |
Temp °C | 12 | 12 | 11 | 12 | 14 | 17 | 18 | 16 | 15 | 15 | 15 | 15 | 16 | 18 | 19 | 17 | 15 | 16 | 16 | 17 | 18 | 17 | 17 | 16 |
9 | 9 | 8 | 9 | 10 | 13 | 14 | 13 | 12 | 12 | 12 | 12 | 13 | 15 | 16 | 15 | 12 | 13 | 13 | 14 | 13 | 14 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | NE 6 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 15 | S 14 | S 14 | S 13 | S 13 | S 12 | S 14 | S 14 | S 13 | ENE 9 |
 kJ | 735 | 553 | 461 | 387 | 298 | 233 | 185 | 66 | 108 | 75 | 50 | 50 | 31 | 16 | 38 | 37 | 15 | 14 | 12 | 3 | 16 | 4 | 4 | 702 |
Swell 2 Height (m) Direction Period (s) | NE 11 | NE 11 | E 11 | NE 11 | NE 10 | NE 10 | NE 10 | S 11 | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 9 | S 9 | S 9 | S 9 | S 9 | S 14 | — | — | — | S 13 |
| kJ | 5 | 5 | 2 | 5 | 4 | 4 | 4 | 144 | 4 | 18 | 18 | 18 | 41 | 39 | 6 | 7 | 2 | 2 | 2 | 4 | — | — | — | 3 |
Swell 3 Height (m) Direction Period (s) | E 9 | NE 8 | NE 8 | E 8 | E 8 | E 9 | E 9 | NE 10 | NE 10 | NE 11 | NE 10 | SSW 12 | NE 10 | S 15 | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 3 | 3 | 1 | 1 | 1 | 2 | 4 | 4 | 4 | 4 | 15 | 4 | 39 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 4 | NE 4 | NE 4 | NE 4 | NNE 3 | NE 4 | NE 4 | NE 6 | NE 6 | NE 6 | NE 6 | NE 7 | NE 7 | NE 7 | ENE 8 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 8 | ENE 8 | ENE 9 | NE 9 |
| kJ | 11 | 7 | 8 | 9 | 7 | 8 | 18 | 124 | 54 | 42 | 35 | 54 | 77 | 112 | 219 | 217 | 266 | 254 | 210 | 349 | 485 | 682 | 789 | 1681 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 45 | 45 | 264 | 264 | 264 | 62 | 143 | 41 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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