Blacks Reef Surf Break

Lat Long: 39.07° S 177.80° E

Blacks Reef 48 hour detailed Surf Forecast

Issued: 11 am 13 Aug 2026 (local time)

Forecast update in  hr  min

Today's Blacks Reef sea temperature is
12.2° C
1.6° 

Blacks Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Blacks Reef today (13 Aug):

  • Morning surf: Morning surf (13 Aug, local time) - 3.5ft (1.0m), 9s period with SE swell.
  • Afternoon surf: Afternoon surf (13 Aug, local time) - 2.5ft (0.8m), 8s period with SE swell.
  • Evening surf: Evening surf (13 Aug, local time) - 2ft (0.6m), 8s period with SE swell.

The current surf forecast for Blacks Reef at 7PM is: 0.6m 9s primary swell from a South-southeast direction and 0.6m 8s secondary swell from a Southeast direction (forecast issued at 11:00am August 13). An open ocean swell of 1.4m 6s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (NZST) & DateWave HeightWave Period
Morning (13 Aug)3.5ft (1.0m)9s
Afternoon (13 Aug)2.5ft (0.8m)8s
Evening (13 Aug)2ft (0.6m)8s

Table - waves today at Blacks Reef. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 62mm), heaviest during Thu afternoon. Very mild (max 13°C on Thu afternoon, min 10°C on Thu morning). Winds increasing (light winds from the ESE on Sat morning, strong winds from the SSW by Sat night).

Thu
13
Friday
14
Saturday
15
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
Rating
(10 max)
2
1
0
1
1
1
1
0
0
0
0
0
1
3
2
3
2
1
1
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
SE
9
0.8
SE
8
0.8
SE
8
0.6
SSE
9
0.6
SE
8
0.7
SE
8
0.6
SE
8
0.6
SE
7
0.4
SE
8
0.5
SE
7
0.2
S
16
0.2
S
16
2.4
E
8
2.5
E
9
2.4
E
9
2.2
E
9
2.1
E
9
2.1
E
8
2.1
E
8
2.1
E
9
2
E
9
Wave Graph
Metric surfscale
Energy kJ
155
102
82
62
44
69
35
34
20
27
20
20
724
977
896
752
654
626
612
656
586
Wind (km/h)
15
NE
15
NNE
20
NE
25
NE
20
NE
20
NE
20
NE
20
NE
20
NE
20
ENE
25
ENE
30
ENE
30
ENE
20
NE
15
NE
10
ENE
5
ESE
15
ESE
20
SE
20
SE
15
SSE
Wind State
off
off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
cross-on
High Tide
5:54PM1.87m
6:24AM1.72m
6:49PM1.87m
7:19AM1.73m
7:41PM1.84m
Low Tide
11:39AM0.06m
00:16AM0.09m
12:32PM0.05m
1:11AM0.09m
1:24PM0.08m
light rain
light rain
mod rain
mod rain
light rain
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:56
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:29
5:30
5:30
 mm
5
3
6
6
2
1
1
1
4
4
2
4
2
1
1
2
4
3
2
1
Temp °C
10
11
12
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
Feels °C
7
9
9
9
9
9
10
10
10
10
9
8
8
10
11
12
13
11
10
10
11
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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