Westport Breakwater surf break

Westport Breakwater surfForecast / West Coast South Island / New Zealand

information circle16 Day Weather and Surf, issued 11 pm Saturday 30 May 2026 NZST
Forecast update in hr  min  s Forecast update imminent
Westport Breakwater surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Westport Breakwater sea temperature is
15.1° C
(Which is slightly warmer than usual)

Westport Breakwater surf forecast from 30 May 2026:

  • Best quality surf: Sunday 31 May, 6AM (local time) - 8ft (2.4m), 9s period, NNW swell with cross-offshore winds.
  • Most powerful swell: Sunday 31 May, 3PM (local time) - 11ft (3.5m), 10s period, NNW swell with 2,708 kJ wave energy.
  • Next surfable swell (1★+): Sunday 31 May, 6AM (local time) - 8ft (2.4m), 9s period with NNW swell.

Best Forecast Surf Conditions for Westport Breakwater this week:

The surf forecast for Westport Breakwater over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (May 31) at 6AM. The primary swell is predicted to be 2.4m and 9s period with a secondary swell of 0.4m and 12s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Westport Breakwater in the next 16 days are 3.5m 10s and forecast to arrive on Sunday (May 31) at 3PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Thursday (Jun 04) at 6AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Sun 31st May)8ft (2.4m) 9s
Best Surf 6AM (Sun 31st May)8ft (2.4m) 9s
Most Powerful 3PM (Sun 31st May)11ft (3.5m) 10s

Table - best surf conditions forecast for Westport Breakwater over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 130mm), heaviest during Mon night. Very mild (max 16°C on Sun afternoon, min 12°C on Sat night). Winds decreasing (fresh winds from the NNE on Sun night, light winds from the E by Tue afternoon).

Days 5-7 Weather Summary

Heavy rain (total 60mm), heaviest during Thu night. Very mild (max 16°C on Thu morning, min 10°C on Wed night). Wind will be generally light.

Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Sat
6
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
2
!
!
!
!
!
!
!
3
2
2
2
2
2
!
!
1
2
!
!
!
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)
1.6
NNW
7
3
NNW
10
3.5
NNW
10
3.5
NNW
10
3
NNW
10
3
N
10
3
N
10
2.1
N
10
1.6
N
9
1.1
N
9
1.3
W
12
1.1
W
11
1
W
10
1.3
N
6
2.4
NNW
8
2.3
NNW
9
1.6
NNW
8
1.8
WNW
9
2.4
WNW
11
2.2
WNW
11
2.1
WNW
11
Wave Graph
Metric surfscale
Energy kJ
284
1498
2708
2352
1936
1895
2114
865
445
184
480
289
206
139
727
791
359
554
1440
1186
936
Wind (km/h)
10
E
20
NE
30
NNE
30
NNE
15
NE
25
NE
20
NE
10
NE
15
NE
5
SW
10
SW
5
WNW
10
ENE
15
ENE
10
N
10
ENE
15
NNW
10
N
10
ESE
5
ESE
5
WSW
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross
glassy
cross-off
cross-off
cross
cross-off
cross-on
cross
off
glassy
cross-on
High Tide
10:11PM2.98m
10:31AM2.97m
10:47PM3.01m
11:08AM2.98m
11:23PM3.00m
11:45AM2.95m
11:59PM2.96m
12:23PM2.89m
00:36AM2.90m
1:02PM2.81m
1:16AM2.82m
1:45PM2.71m
2:00AM2.74m
2:31PM2.62m
Low Tide
4:23AM0.73m
4:42PM0.75m
4:58AM0.73m
5:18PM0.75m
5:33AM0.74m
5:55PM0.77m
6:10AM0.76m
6:31PM0.79m
6:49AM0.79m
7:10PM0.81m
7:32AM0.81m
7:52PM0.83m
8:19AM0.82m
part cloud
mod rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
rain showers
rain showers
mod rain
part cloud
clear
rain showers
rain showers
thunderstorm
heavy rain
thunderstorm
mod rain
light rain
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:48
7:50
7:50
7:52
7:52
7:52
7:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:12
5:10
5:10
5:09
5:09
5:09
5:08
6
23
13
20
18
44
4
2
8
1
11
7
15
12
6
2
2
2
Temp °C
12
14
16
16
16
16
16
16
16
14
14
14
11
16
15
15
15
15
13
13
13
9
10
12
12
13
12
14
15
14
14
13
13
9
13
14
13
13
14
12
13
12
Swell 1
Height (m)
Direction
Period (s)
1.6
NNW
7
3
NNW
10
3.5
NNW
10
0.3
WSW
12
0.4
WSW
12
0.5
WNW
10
3
N
10
2.1
N
10
1.6
N
9
1.1
N
9
1.3
W
12
1.1
W
11
1
W
10
0.5
WSW
10
2.4
NNW
8
1.4
WNW
10
1.6
NNW
8
1.8
WNW
9
2.4
WNW
11
2.2
WNW
11
2.1
WNW
11
Energy kJ
284
1498
2708
30
49
57
2114
865
445
177
480
289
206
52
727
386
359
554
1440
1186
936
Swell 2
Height (m)
Direction
Period (s)
0.5
WSW
12
0.3
WSW
12
0.3
WSW
13
0.3
WNW
11
0.5
W
12
0.6
W
9
0.6
W
8
0.6
NW
8
0.5
W
13
0.8
N
10
0.6
N
10
0.4
N
9
0.5
W
8
0.3
W
11
0.3
WSW
13
1.4
WNW
9
1
N
8
0.9
N
8
0.2
WSW
12
0.2
WSW
19
Energy kJ
87
30
32
25
71
59
49
41
92
125
66
27
31
23
34
355
124
99
14
35
Swell 3
Height (m)
Direction
Period (s)
0.5
W
11
0.5
W
11
0.5
W
8
0.4
WSW
11
0.2
WSW
18
0.3
NW
7
0.3
NNW
7
0.2
N
9
0.2
WSW
14
0.3
WSW
13
0.9
NNW
8
0.2
WSW
12
0.2
WSW
19
0.2
WSW
12
Energy kJ
66
64
32
38
30
7
9
6
21
33
96
14
36
13
Wind waves
Height (m)
Direction
Period (s)
3.5
NNW
10
3
NNW
10
3
N
10
1.4
W
7
1.3
N
6
2.3
NNW
9
Energy kJ
2352
1936
1895
184
139
791
Nearest Offshore or Glassy
Rating
(10 max)
2
4
4
1
4
4
4
3
3
2
3
2
2
2
3
4
1
3
4
4
3
Distance (km)
0
52
52
183
52
52
52
52
0
0
4
0
0
0
73
52
134
44
4
4
4
Best forecast wave conditions in West Coast South Island
Rating
(10 max)
2
4
4
4
4
4
3
3
2
3
2
2
2
3
4
3
3
4
4
3
Best forecast wave conditions in New Zealand
Rating
(10 max)
2
4
4
3
4
4
4
5
4
4
4
3
3
2
3
4
3
3
4
4
3
Header Global
Rating
(10 max)
7
7
6
5
5
4
4
5
5
4
5
4
4
5
4
5
4
4
4
5
9
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Westport Breakwater Surf forecast

The above surf forecast table for Westport Breakwater provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Westport Breakwater can be found by selecting the local surf guide option on the grey menu. Our Westport Breakwater surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Westport Breakwater) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Westport Breakwater may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in West Coast South Island? If you are looking for accommodation near Westport Breakwater, camping, hotels and holiday cottages in West Coast South Island, consider staying in Nelson which is 145 km (90 miles) away.

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