Ranganunu Harbour Surf Break

Lat Long: 34.88° S 173.24° E

Ranganunu Harbour 48 hour detailed Surf Forecast

Issued: 11 pm 29 Aug 2026 (local time)

Forecast update in  hr  min

Today's Ranganunu Harbour sea temperature is
15.8°C
0.6° 

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


How big are the waves at Ranganunu Harbour today (30 Aug):

  • Morning surf: Morning surf (30 Aug, local time) - 3ft (0.9m), 9s period with NE swell.
  • Afternoon surf: Afternoon surf (30 Aug, local time) - 2.5ft (0.8m), 8s period with NE swell.
  • Evening surf: Evening surf (30 Aug, local time) - 2ft (0.6m), 9s period with NE swell.

The current surf forecast for Ranganunu Harbour at 7AM is: 1.1m 8s primary swell from a Northeast direction (forecast issued at 11:00pm August 29). An open ocean swell of 0.1m 6s is not directed at the surf break, a second open ocean swell of 1.1m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (30 Aug)3ft (0.9m)9s
Afternoon (30 Aug)2.5ft (0.8m)8s
Evening (30 Aug)2ft (0.6m)9s

Table - waves today at Ranganunu Harbour. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 20mm), heaviest during Sat night. Very mild (max 15°C on Sun morning, min 12°C on Sat night). Mainly strong winds.

Sunday
30
Monday
31
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
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
Wave
Height (m)
Direction
Period (s)
1.8
NNE
8
1.6
NE
8
1.3
NE
8
1.1
NE
8
0.9
NE
9
0.8
NE
9
0.8
NE
8
0.6
NE
8
0.6
NE
9
0.7
NE
9
0.7
NE
9
0.6
NE
9
0.6
NE
9
0.6
NE
10
0.6
NE
9
0.6
NE
9
0.6
NE
9
Wave Graph
Metric surfscale
Energy kJ
455
338
227
156
123
109
86
58
67
87
85
67
67
74
71
68
54
Wind (km/h)
35
SSW
40
SSW
35
SSW
35
SSW
30
SW
30
SW
35
SW
30
SW
30
SW
30
SW
25
WSW
25
WSW
25
SW
25
WSW
25
WSW
25
WSW
25
WSW
Wind State
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
9:28PM2.11m
9:43AM2.03m
10:07PM2.14m
10:24AM2.06m
Low Tide
3:06AM0.36m
3:18PM0.32m
3:47AM0.30m
4:00PM0.31m
heavy rain
light rain
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:06
6:07
 mm
17
3
Temp °C
13
12
13
13
14
15
15
14
14
14
14
14
14
15
15
14
14
Feels °C
7
4
6
6
7
9
9
8
8
9
10
10
10
10
10
9
9
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Ranganunu Harbour surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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