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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 5 am Tuesday 28 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
15.8° C
(Which is 1.4°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 10AM is: 1.3m 12s primary swell from a South direction and 0.1m 10s secondary swell from a East direction (forecast issued at 05:00am April 28). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Apr) | 4.5ft (1.4m) | 12s |
| Afternoon (28 Apr) | 4ft (1.2m) | 10s |
| Evening (28 Apr) | 3.5ft (1.0m) | 9s |
Table - waves today at Blacks Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Thu morning. Warm (max 20°C on Wed afternoon, min 12°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 28 | Wednesday 29 | Thursday 30 | Fri 1 | |||||||||||||||||||||
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 | 12 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 12 | S 12 | S 12 | S 11 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 17 | S 15 | S 14 | S 6 | S 7 | S 7 | S 7 | S 8 | S 16 | |
692 | 625 | 526 | 408 | 300 | 233 | 173 | 130 | 101 | 96 | 69 | 66 | 47 | 46 | 31 | 53 | 71 | 102 | 266 | 309 | 302 | 389 | 368 | 2557 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | glassy | glassy | glassy | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | off | glassy | cross-off | cross-off | cross | cross | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 2:39AM1.58m | 3:13PM1.51m | 3:31AM1.55m | 4:04PM1.54m | 4:22AM1.54m | 4:53PM1.59m | ||||||||||||||||||
Low Tide | 8:58AM0.22m | 9:24PM0.28m | 9:48AM0.28m | 10:18PM0.32m | 10:38AM0.34m | 11:07PM0.36m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | |  |  |  |  |  | | | |
 | — | 6:48 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | 6:50 |
 | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:21 | — | — | 5:19 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | |
Temp °C | 13 | 12 | 14 | 16 | 17 | 15 | 15 | 14 | 14 | 14 | 16 | 19 | 20 | 18 | 16 | 15 | 14 | 13 | 14 | 14 | 14 | 13 | 14 | 13 |
12 | 11 | 13 | 15 | 15 | 12 | 13 | 13 | 12 | 12 | 14 | 18 | 19 | 16 | 13 | 13 | 12 | 9 | 8 | 8 | 8 | 8 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 11 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | ENE 5 | NE 6 | S 8 | S 14 | NE 8 | NE 8 | S 13 | S 13 | S 14 | S 16 |
 kJ | 692 | 625 | 526 | 408 | 300 | 233 | 173 | 130 | 101 | 96 | 69 | 66 | 47 | 46 | 18 | 15 | 18 | 102 | 10 | 3 | 126 | 119 | 338 | 2557 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 11 | NE 4 | NE 4 | NE 4 | NE 4 | S 20 | NE 5 | S 8 | SSE 7 | NE 5 | NE 5 | E 15 | E 15 | NE 8 | NE 8 | NE 8 | NE 8 |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 6 | 5 | 5 | 3 | 8 | 11 | 31 | 18 | 10 | 4 | 4 | 4 | 2 | 2 | 2 | 11 |
Swell 3 Height (m) Direction Period (s) | NE 8 | E 10 | E 10 | E 10 | E 18 | E 18 | E 18 | S 24 | E 11 | S 22 | S 22 | S 21 | SE 12 | S 20 | S 19 | S 17 | S 15 | SSE 10 | E 9 | S 10 | E 15 | E 15 | E 14 | NE 14 |
| kJ | 3 | 2 | 2 | 2 | 6 | 6 | 6 | 11 | 2 | 10 | 9 | 9 | 6 | 30 | 29 | 53 | 71 | 11 | 2 | 2 | 4 | 4 | 4 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NE 3 | NE 4 | NE 4 | NE 4 | — | — | NE 4 | NE 4 | NE 5 | — | WNW 2 | W 3 | SSW 8 | S 6 | S 7 | S 7 | S 7 | S 8 | — |
| kJ | — | — | — | — | — | 4 | 8 | 7 | 14 | — | — | 9 | 3 | 35 | — | 1 | 1 | 37 | 266 | 309 | 302 | 389 | 368 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 3 | 41 | 130 | 130 | 157 | 94 | 93 | 6 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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