Blacks Reef Surf Break

Lat Long: 39.07° S 177.80° E

Blacks Reef 48 hour detailed Surf Forecast

Issued: 5 am 26 Aug 2026 (local time)

Forecast update in  hr  min

Today's Blacks Reef sea temperature is
11.8°C
1.8° 

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 (26 Aug):

  • Morning surf: Morning surf (26 Aug, local time) - 3ft (0.9m), 18s period with S swell.
  • Afternoon surf: Afternoon surf (26 Aug, local time) - 3.5ft (1.0m), 16s period with S swell.
  • Evening surf: Evening surf (26 Aug, local time) - 3ft (0.9m), 15s period with SSW swell.

The current surf forecast for Blacks Reef at 11AM is: 1.0m 17s primary swell from a South direction and 0.4m 13s secondary swell from a Southeast direction (forecast issued at 05:00am August 26). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (26 Aug)3ft (0.9m)18s
Afternoon (26 Aug)3.5ft (1.0m)16s
Evening (26 Aug)3ft (0.9m)15s

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


Short Range Forecast

Some drizzle, heaviest during Thu morning. Very mild (max 18°C on Wed afternoon, min 11°C on Thu afternoon). Wind will be generally light.

Wednesday
26
Thursday
27
Friday
28
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
Rating
(10 max)
1
3
3
3
3
2
1
1
2
3
3
3
4
4
4
4
4
4
3
3
2
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
S
18
0.8
S
18
0.9
S
18
1.1
S
17
1
S
16
0.9
S
16
0.9
SSW
15
0.9
S
17
1
S
17
1.3
S
18
1.6
S
18
1.9
S
17
1.8
S
17
2
S
17
2
S
16
1.9
S
15
1.8
S
14
1.7
S
14
1.5
S
13
1.4
S
13
1.3
S
13
1.2
S
12
1.1
S
12
Wave Graph
Metric surfscale
Energy kJ
300
390
492
717
535
386
365
443
579
1039
1561
2124
1881
2187
1988
1679
1336
1079
780
649
534
434
353
Wind (km/h)
10
WNW
15
NW
10
NW
5
W
0
ENE
10
NNW
15
NW
20
NW
15
NW
10
W
10
S
10
SE
10
E
15
ENE
20
NE
20
NNE
20
NNE
15
NNE
15
NNE
20
N
15
NNW
20
N
20
N
Wind State
cross
cross-off
cross-off
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross
on
cross
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross-off
cross-off
High Tide
3:46AM1.38m
4:13PM1.49m
4:33AM1.38m
4:59PM1.50m
5:22AM1.41m
5:47PM1.53m
Low Tide
10:00AM0.41m
10:29PM0.39m
10:48AM0.36m
11:15PM0.34m
11:32AM0.32m
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
light rain
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:41
6:39
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:39
5:40
5:42
 mm
1
Temp °C
11
10
13
16
18
15
15
15
14
14
12
12
11
11
11
11
11
11
14
16
17
14
13
Feels °C
8
6
10
14
16
12
11
11
10
12
10
10
9
8
8
7
7
8
11
12
14
10
8
  • 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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