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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 am Saturday 25 Apr 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
16.1° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Blacks Reef today?
The current surf forecast for Blacks Reef at 4PM is: 0.9m 9s primary swell from a South direction and 0.5m 13s secondary swell from a South direction (forecast issued at 11:00am April 25). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 3.5ft (1.0m) | 8s |
| Afternoon (25 Apr) | 3ft (0.9m) | 8s |
| Evening (25 Apr) | 4.5ft (1.3m) | 14s |
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 18°C on Sun afternoon, min 11°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Sat 25 | Sunday 26 | Monday 27 | Tue 28 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 8 | S 8 | S 8 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 16 | S 16 | S 16 | S 15 | S 14 | S 13 | S 13 | S 12 | |
140 | 109 | 115 | 200 | 631 | 743 | 890 | 804 | 653 | 546 | 423 | 356 | 356 | 416 | 480 | 416 | 1273 | 1886 | 2013 | 1576 | 1231 | 991 | 813 | 635 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | on | cross-on | cross-off | off | cross-off | cross-off | cross-off | cross-off | glassy | on | cross-on | glassy | on | cross-on | cross-on | cross-on | cross-on | on | cross-on | glassy | glassy | glassy | glassy | |
High Tide | 12:22PM1.61m | 00:52AM1.69m | 1:20PM1.55m | 1:47AM1.63m | 2:18PM1.51m | 2:39AM1.58m | ||||||||||||||||||
Low Tide | 6:17AM0.12m | 6:34PM0.14m | 7:13AM0.14m | 7:31PM0.18m | 8:06AM0.17m | 8:28PM0.23m | ||||||||||||||||||
 | | |  | | | | | | | | |  | | |  |  | |  | | | | | | |
 | 6:45 | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:48 |
 | — | — | 5:27 | — | — | — | — | — | — | — | 5:25 | — | — | — | — | — | — | — | 5:23 | — | — | — | — | 5:22 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 14 | 14 | 12 | 12 | 12 | 12 | 11 | 14 | 17 | 18 | 15 | 14 | 15 | 13 | 13 | 13 | 14 | 15 | 14 | 14 | 14 | 13 | 14 |
9 | 12 | 12 | 10 | 9 | 10 | 10 | 9 | 12 | 16 | 16 | 14 | 14 | 14 | 11 | 11 | 11 | 13 | 14 | 13 | 13 | 14 | 13 | 14 | |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 9 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 16 | S 16 | S 16 | S 15 | S 14 | S 13 | S 13 | S 12 |
 kJ | 140 | 109 | 115 | 123 | 631 | 743 | 890 | 804 | 653 | 546 | 423 | 356 | 356 | 416 | 480 | 416 | 1273 | 1886 | 2013 | 1576 | 1231 | 991 | 813 | 635 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 14 | ESE 7 | E 8 | E 9 | E 9 | E 9 | E 9 | S 18 | E 9 | E 9 | E 10 | E 10 | S 16 | E 11 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | NE 10 | E 10 | E 10 |
| kJ | 77 | 74 | 48 | 200 | 5 | 5 | 6 | 6 | 6 | 6 | 54 | 6 | 6 | 7 | 7 | 185 | 9 | 8 | 8 | 8 | 8 | 4 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 8 | ESE 7 | E 9 | NE 9 | NE 9 | NE 9 | S 18 | S 18 | E 9 | NE 4 | E 10 | E 10 | NE 5 | E 9 | — | — | — | — | — | — | — | E 10 |
| kJ | 24 | 25 | 12 | 5 | 6 | 3 | 3 | 3 | 25 | 25 | 6 | 1 | 7 | 8 | 1 | 6 | — | — | — | — | — | — | — | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NE 7 | — | — | — | — | — | — | S 4 | S 5 | S 5 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 2 | — | — | — | — | — | — | 16 | 31 | 33 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 3 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 6 | 0 | 3 | 3 | 3 | 3 | 3 | 3 | 6 | 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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