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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 Saturday 23 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
15.1° C
(Which is 1.1°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 11AM is: 0.7m 13s primary swell from a South direction (forecast issued at 05:00am May 23). An open ocean swell of 0.5m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 2ft (0.6m) | 13s |
| Afternoon (23 May) | 2.5ft (0.8m) | 13s |
| Evening (23 May) | 2.5ft (0.8m) | 12s |
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 Sat night. Very mild (max 15°C on Sat morning, min 11°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 10 | S 10 | S 13 | S 13 | SSW 13 | SSW 12 | S 12 | S 12 | S 11 | S 14 | S 16 | S 16 | S 15 | S 14 | S 14 | S 17 | S 17 | S 17 | S 16 | S 16 | S 16 | S 14 | S 14 | S 14 | |
66 | 67 | 125 | 163 | 215 | 198 | 180 | 171 | 151 | 101 | 526 | 847 | 1258 | 1191 | 865 | 1451 | 1676 | 1663 | 1529 | 1456 | 1361 | 1196 | 1016 | 946 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | glassy | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | cross-off | off | cross-off | off | off | off | cross-off | |
High Tide | 11:07AM1.68m | 11:36PM1.75m | 12:03PM1.61m | 00:31AM1.68m | 1:00PM1.56m | |||||||||||||||||||
Low Tide | 5:02AM0.08m | 5:19PM0.11m | 5:58AM0.11m | 6:15PM0.17m | 6:51AM0.15m | 7:10PM0.24m | ||||||||||||||||||
 | |  |  | | |  |  | |  | |  | | | | | | | | | | | | | |
 | — | 7:11 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — | 7:13 |
 | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:58 | — | — | 4:57 |
— | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 13 | 15 | 15 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 12 | 13 | 14 | 12 | 12 | 11 |
10 | 10 | 12 | 13 | 13 | 11 | 11 | 10 | 11 | 10 | 11 | 11 | 10 | 10 | 10 | 11 | 10 | 9 | 10 | 10 | 10 | 8 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | S 9 | S 13 | SSW 13 | SSW 12 | S 12 | S 12 | S 11 | ENE 11 | S 16 | S 16 | S 15 | S 14 | S 14 | S 17 | S 17 | S 17 | S 16 | S 16 | S 16 | S 14 | S 14 | S 14 |
 kJ | 66 | 67 | 61 | 163 | 215 | 198 | 180 | 171 | 151 | 156 | 526 | 847 | 1258 | 1191 | 865 | 1451 | 1676 | 1663 | 1529 | 1456 | 1361 | 1196 | 1016 | 946 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | ENE 10 | S 13 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | S 10 | ENE 10 | SSE 5 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | E 10 | E 10 | E 10 | E 10 | ENE 10 | E 10 | E 10 | E 10 |
| kJ | 38 | 59 | 125 | 58 | 57 | 75 | 72 | 75 | 65 | 80 | 136 | 62 | 136 | 133 | 136 | 106 | 100 | 98 | 96 | 96 | 102 | 71 | 71 | 71 |
Swell 3 Height (m) Direction Period (s) | NE 4 | SSW 13 | ENE 10 | S 9 | SE 9 | SE 8 | E 12 | E 12 | ENE 11 | S 14 | SE 11 | ENE 10 | — | — | S 18 | ENE 10 | ENE 10 | — | — | — | — | E 13 | — | NE 4 |
| kJ | 2 | 59 | 59 | 40 | 14 | 3 | 27 | 26 | 43 | 101 | 4 | 136 | — | — | 224 | 163 | 178 | — | — | — | — | 3 | — | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SSW 4 | — | — | — | S 4 | S 5 | SSE 5 | — | S 6 | — | — | — | — | — | — | — | — | ENE 3 | NE 4 | NNE 4 |
| kJ | — | — | — | — | 2 | — | — | — | 10 | 24 | 46 | — | 66 | — | — | — | — | — | — | — | — | 7 | 9 | 14 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 3 | 3 | 3 | 3 | 3 | 3 | 89 | 6 | 6 | 14 | 6 | 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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