Tangoio Flat Rock Surf Break

Lat Long: 39.35° S 176.92° E

Tangoio Flat Rock 48 hour detailed Surf Forecast

Issued: 11 am 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's Tangoio Flat Rock sea temperature is
12.1° C
1.5° 

Tangoio Flat Rock surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Tangoio Flat Rock today (16 Aug):

  • Morning surf: Morning surf (16 Aug, local time) - 3.5ft (1.1m), 8s period with E swell.
  • Afternoon surf: Afternoon surf (16 Aug, local time) - 3.5ft (1.0m), 9s period with E swell.
  • Evening surf: Evening surf (16 Aug, local time) - 4ft (1.2m), 9s period with ESE swell.

The current surf forecast for Tangoio Flat Rock at 8PM is: 1.2m 9s primary swell from a East-southeast direction and 0.3m 19s secondary swell from a South-southwest direction, 1.0m 9s secondary swell from a South direction (forecast issued at 11:00am August 16). The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (16 Aug)3.5ft (1.1m)8s
Afternoon (16 Aug)3.5ft (1.0m)9s
Evening (16 Aug)4ft (1.2m)9s

Table - waves today at Tangoio Flat Rock. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 30mm), heaviest during Sun afternoon. Very mild (max 11°C on Tue morning, min 4°C on Mon night). Wind will be generally light.

Sun
16
Monday
17
Tuesday
18
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
1
1
2
2
1
0
1
2
2
2
2
0
0
0
0
0
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)
1.1
E
8
1
E
8
1
E
9
1.1
ESE
9
1.2
ESE
9
1.3
ESE
8
1.3
ESE
9
3.5
SSE
10
3.5
SSE
10
1.3
ESE
10
1.2
ESE
10
1.1
ESE
10
1.2
SE
9
1.2
SE
9
1
SE
9
1.1
SE
9
0.8
SE
9
1.1
SE
9
1
SE
10
1.1
SE
11
1.2
SE
12
Wave Graph
Metric surfscale
Energy kJ
169
143
151
176
208
239
257
2223
2127
331
296
232
235
235
159
190
95
188
188
303
428
Wind (km/h)
25
SW
25
SSW
25
SSW
25
SSW
25
SSW
25
SSW
20
SSW
20
SSW
20
SSW
20
SSW
20
SSW
15
SW
15
WSW
15
WSW
15
WSW
15
W
20
SW
25
SW
25
SW
30
SW
30
SW
Wind State
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
8:05AM1.58m
8:30PM1.65m
8:57AM1.56m
9:20PM1.59m
9:48AM1.53m
Low Tide
2:20PM0.05m
2:52AM0.05m
3:13PM0.09m
3:41AM0.09m
4:04PM0.15m
light rain
light rain
light rain
light rain
light rain
light rain
cloud
light rain
light rain
light rain
part cloud
clear
clear
part cloud
clear
part cloud
cloud
clear
light rain
rain showers
part cloud
<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>
5:34
5:35
5:36
 mm
1
4
5
5
5
2
1
1
1
1
2
Temp °C
9
8
7
7
7
7
7
6
7
8
9
7
5
5
5
4
8
11
10
7
7
Feels °C
4
2
1
2
1
1
2
0
1
3
3
2
0
0
0
-1
2
5
4
0
0
  • 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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