Blacks Reef Surf Break

Lat Long: 39.07° S 177.80° E

Blacks Reef 48 hour detailed Surf Forecast

Issued: 5 am 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's Blacks Reef sea temperature is
12.0° 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 (16 Aug):

  • Morning surf: Morning surf (16 Aug, local time) - 5ft (1.6m), 8s period with ESE swell.
  • Afternoon surf: Afternoon surf (16 Aug, local time) - 8ft (2.5m), 7s period with SSW swell.
  • Evening surf: Evening surf (16 Aug, local time) - 13ft (4.0m), 10s period with S swell.

The current surf forecast for Blacks Reef at 11AM is: 1.5m 8s primary swell from a East-southeast direction and 0.6m 18s secondary swell from a South direction, 1.7m 6s secondary swell from a South-southwest direction (forecast issued at 05:00am August 16). The wind direction is predicted to be onshore.

Time (NZST) & DateWave HeightWave Period
Morning (16 Aug)5ft (1.6m)8s
Afternoon (16 Aug)8ft (2.5m)7s
Evening (16 Aug)13ft (4.0m)10s

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


Short Range Forecast

Heavy rain (total 37mm), heaviest during Sun afternoon. Very mild (max 11°C on Sun morning, min 7°C on Mon night). Winds increasing (fresh winds from the SSW on Mon night, near gales from the SSW by Tue night).

Sunday
16
Monday
17
Tuesday
18
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
1.8
E
9
1.3
SSW
18
1.6
ESE
8
1.5
ESE
8
2.5
SSW
7
4
SSW
9
4
S
10
4.5
S
10
4.5
S
10
4
S
10
4
S
10
3.5
S
10
3.5
S
10
3.5
S
9
3.5
S
9
3
S
9
3
S
9
2.1
SSE
9
3
S
8
4
S
9
4.5
S
10
5
S
11
5.5
S
12
Wave Graph
Metric surfscale
Energy kJ
483
1110
341
300
738
2276
3322
3561
3584
3279
2932
2457
2134
1850
1705
1455
1399
659
1298
2656
3676
5676
8291
Wind (km/h)
20
SSW
30
SSW
30
WSW
30
SSW
35
SSW
35
S
35
S
40
S
35
S
35
S
35
S
30
S
30
SSW
35
SSW
30
SSW
35
SW
35
SW
35
SW
40
SW
45
SW
40
SW
50
SW
50
SW
Wind State
on
on
cross-on
on
on
on
cross-on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
on
on
on
on
High Tide
8:11AM1.75m
8:31PM1.81m
9:00AM1.76m
9:21PM1.76m
9:46AM1.75m
Low Tide
2:02AM0.11m
2:17PM0.13m
2:51AM0.16m
3:09PM0.20m
3:39AM0.22m
4:01PM0.28m
light rain
cloud
cloud
light rain
mod rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
light rain
cloud
cloud
cloud
part cloud
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:52
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:31
5:32
 mm
1
2
6
6
3
1
1
1
1
1
1
1
2
1
4
1
Temp °C
12
11
10
11
10
10
10
9
9
8
9
9
9
9
8
7
8
8
8
9
9
8
8
Feels °C
8
5
4
5
3
2
2
0
1
-1
1
1
1
1
1
-1
0
0
-1
-1
0
-3
-3
  • 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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