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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 Wednesday 27 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
15.0° C
(Which is slightly cooler than normal)How big are the waves at Blacks Reef today (28 May):
- Morning surf: Morning surf (28 May, local time) - 8ft (2.4m), 14s period with S swell.
- Afternoon surf: Afternoon surf (28 May, local time) - 8ft (2.5m), 14s period with S swell.
- Evening surf: Evening surf (28 May, local time) - 10ft (3.0m), 16s period with S swell.
The current surf forecast for Blacks Reef at 7AM is: 2.4m 14s primary swell from a South direction and 0.5m 11s secondary swell from a East direction (forecast issued at 11:00pm May 27). The wind direction is predicted to be cross-shore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | 8ft (2.4m) | 14s |
| Afternoon (28 May) | 8ft (2.5m) | 14s |
| Evening (28 May) | 10ft (3.0m) | 16s |
Table - waves today at Blacks Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 16°C on Sat afternoon, min 11°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 28 | Friday 29 | Saturday 30 | ||||||||||||||||||||||
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 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 15 | S 16 | S 18 | S 17 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | |
3760 | 3178 | 2868 | 2412 | 2346 | 2346 | 2545 | 2338 | 4694 | 6545 | 7195 | 6176 | 5145 | 4121 | 3650 | 3027 | 2652 | 2125 | 1834 | 1408 | 1215 | 1057 | 871 | 747 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-on | cross | cross | cross-on | glassy | glassy | glassy | glassy | cross | glassy | glassy | on | cross-on | glassy | glassy | glassy | glassy | glassy | off | off | cross-off | off | |
High Tide | 3:07AM1.53m | 3:40PM1.58m | 3:58AM1.53m | 4:27PM1.62m | 4:46AM1.54m | 5:13PM1.65m | ||||||||||||||||||
Low Tide | 9:03PM0.37m | 9:21AM0.37m | 9:56PM0.41m | 10:11AM0.43m | 10:43PM0.45m | 11:00AM0.48m | ||||||||||||||||||
 |  | | |  | | |  | | | | |  | |  | | | | | | | | | | |
 | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — |
 | — | — | — | — | — | — | 4:55 | — | — | — | — | — | — | — | 4:55 | — | — | — | — | — | — | — | 4:54 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 11 | 12 | 13 | 15 | 15 | 13 | 12 | 12 | 11 | 12 | 13 | 13 | 14 | 12 | 11 | 11 | 11 | 11 | 12 | 14 | 16 | 14 |
10 | 8 | 9 | 10 | 11 | 13 | 14 | 12 | 11 | 11 | 10 | 11 | 12 | 12 | 13 | 11 | 10 | 10 | 10 | 10 | 10 | 12 | 13 | 11 | |
Swell 1 Height (m) Direction Period (s) | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 15 | S 16 | S 18 | S 17 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 |
 kJ | 3760 | 3178 | 2868 | 2412 | 2346 | 2346 | 2545 | 2338 | 4694 | 6545 | 7195 | 6176 | 5145 | 4121 | 3650 | 3027 | 2652 | 2125 | 1834 | 1408 | 1215 | 1057 | 871 | 747 |
Swell 2 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | S 18 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | NE 8 | NE 8 | NE 8 | NE 11 | NE 11 | E 9 |
| kJ | 64 | 61 | 60 | 58 | 37 | 37 | 36 | 931 | 18 | 18 | 17 | 17 | 17 | 7 | 17 | 8 | 8 | 8 | 3 | 3 | 3 | 5 | 5 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | E 10 | — | — | — | — | — | — | — | — | — | — | E 9 | NE 12 | NE 11 | E 9 | E 9 | E 9 |
| kJ | — | — | — | — | — | — | — | 35 | — | — | — | — | — | — | — | — | — | — | 2 | 5 | 5 | 2 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 3 | NE 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 12 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 3 | 3 | 3 | 3 | 3 | 0 | 0 | 0 | 2 | 3 | 2 | 0 | 3 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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