Westport Breakwater surf break

Westport Breakwater surfForecast / West Coast South Island / New Zealand

information circle16 Day Weather and Surf, issued 12 pm Monday 23 Mar 2026 NZDT
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
16.6° C
(Which is normal for this time of year)

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 Monday (Mar 23) at 10PM. The primary swell is predicted to be 1.4m and 14s period with a secondary swell of 0.2m and 12s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Westport Breakwater in the next 16 days are 3.0m 12s and forecast to arrive on Friday (Mar 27) at 10AM. Winds are predicted to be offshore 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 (Mar 26) at 7PM.

Wave TypeTime (NZDT) & Date Wave Height & Period
Next good surf (1 star+)10PM (Mon 23rd Mar)4.5ft (1.4m) 14s
Best Surf10PM (Thu 26th Mar)7.5ft (2.3m) 13s
Most Powerful10AM (Fri 27th Mar)10ft (3.0m) 12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Warm (max 20°C on Wed morning, min 12°C on Mon night). Wind will be generally light.

Days 3-6 Weather Summary Moderate rain (total 16mm), heaviest on Fri afternoon. Very mild (max 19°C on Thu morning, min 15°C on Thu night). Wind will be generally light.

Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
3
3
3
2
1
1
1
2
3
3
3
!
!
!
!
!
!
3
3
2
2
Swell
Height Map
Wave Height (m) & direction (?)
1
WSW
1.5
WSW
1.3
WSW
1.1
WSW
0.9
WSW
0.8
WSW
0.8
WSW
0.9
WSW
1.3
WSW
1.3
WSW
1.4
NNW
2.5
N
3
NNW
3
NNW
2.5
NNW
3
NW
2.5
NW
1.7
WNW
1
WSW
1.2
WSW
1
WSW
Period(s) (?)14161413131211111514121212111011108131312
Wave
Graph
(?)Metric surfscale
Energy kJ (?)4491055624384235161143173744615598221029482053119417671115394384461323
Wind
(km/h)
5
ENE
10
W
5
SE
5
E
5
W
5
ESE
5
ESE
5
WNW
10
SE
10
ESE
15
ESE
15
ESE
15
E
15
ENE
25
NNE
15
N
5
NE
5
ENE
10
NE
10
NNE
5
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
on
cross-
off
glasscross-
on
glassoffglasscross-
off
offoffoffoffcross-
off
crosscross-
on
cross-
off
glasscross-
off
crossglass
High Tide
/ height (m)
2:30PM
3.09
2:54AM
2.96
3:28PM
2.88
3:55AM
2.79
4:40PM
2.70
5:11AM
2.65
6:00PM
2.59
6:35AM
2.61
7:18PM
2.59
7:52AM
2.68
8:27PM
2.67
8:56AM
2.82
9:25PM
2.79
Low Tide
/ height (m)
8:44PM
0.45
9:09AM
0.53
9:40PM
0.68
10:16AM
0.73
10:50PM
0.88
11:37AM
0.85
12:13AM
0.97
1:00PM
0.86
1:34AM
0.93
2:12PM
0.76
2:42AM
0.79
3:12PM
0.61
3:36AM
0.62
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Sunrise7:37--7:39--7:39--7:41--7:41--7:43--7:43--
Sunset-7:40--7:39--7:37--7:36--7:34--7:32--7:30-
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
part cloud
cloud
mod rain
rain showers
rain showers
rain showers
part cloud
part cloud
light rain
mod rain
Rain (mm)
----------1--6531--16
Temp. °C181914191815202016191818181718191717191917
Feels °C (?)171814181714191815151415171515191717181916
  • 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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Quick surf report for Westport Breakwater:

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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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