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Surf Forecasts:
Blacks Reef surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 12 am Sunday 07 Dec 2025 NZDTForecast 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
17.5° C
(Which is slightly warmer than usual)How big are the waves at Blacks Reef today?
The current surf forecast for Blacks Reef at 4AM is: 0.6m 13s primary swell from a South direction and 0.7m 10s secondary swell from a South-southeast direction (forecast issued at 12:00am December 07). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Dec) | 3ft (0.9m) | 13s |
| Afternoon (07 Dec) | 2.5ft (0.8m) | 13s |
| Evening (07 Dec) | 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
Sunday 07 | Monday 08 | Tuesday 09 | ||||||||||||||||||||||
| 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 13 | 13 | 13 | 13 | 13 | 12 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 11 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 137 | 123 | 125 | 229 | 269 | 269 | 215 | 147 | 95 | 74 | 71 | 70 | 68 | 68 | 45 | 43 | 41 | 40 | 25 | 25 | 23 | 41 | 64 | 132 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- off | cross- off | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross | cross- off | cross- off | cross- on | cross- on | cross | cross- off | glass | cross- off | cross- off | off |
High Tide / height (m) | 7:36PM 1.86 | 8:03AM 2.01 | 8:36PM 1.85 | 9:00AM 2.00 | 9:33PM 1.82 | 9:56AM 1.94 | ||||||||||||||||||
Low Tide / height (m) | 1:48AM 0.15 | 2:26PM 0.13 | 2:44AM 0.12 | 3:24PM 0.11 | 3:39AM 0.11 | 4:20PM 0.11 | ||||||||||||||||||
Sunday 07 | Monday 08 | Tuesday 09 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:35 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:23 | - | - | - | - | - | - | - | 8:24 |
 | |  |  | | |  | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 20 | 19 | 20 | 23 | 25 | 24 | 25 | 21 | 19 | 20 | 21 | 27 | 27 | 27 | 26 | 21 | 18 | 17 | 19 | 22 | 23 | 21 | 21 |
| Feels °C (?) | 18 | 18 | 17 | 18 | 22 | 23 | 21 | 23 | 19 | 19 | 18 | 20 | 26 | 24 | 23 | 24 | 19 | 17 | 16 | 19 | 22 | 21 | 17 | 17 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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