Whites Bay Surf Break

Lat Long: 41.40° S 174.05° E

Whites Bay Surf Forecast and Surf Report

Issued: 11 pm 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Whites Bay sea temperature is
11.2°C
0.4° 

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


Whites Bay surf forecast from 23 Aug 2026:

  • Best quality surf: Thursday 27 Aug, 9AM (local time) - 4ft (1.2m), 18s period, SSE swell with glassy winds.
  • Most powerful swell: Thursday 27 Aug, 9AM (local time) - 4ft (1.2m), 18s period, SSE swell with 929 kJ wave energy.
  • Next surfable swell (1★+): Monday 24 Aug, 6AM (local time) - 2.5ft (0.7m), 14s period with S swell.

Best Forecast Surf Conditions for Whites Bay this week:

The surf forecast for Whites Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 24) at 6AM. The primary swell is predicted to be 0.7m and 14s period with a secondary swell of 0.2m and 13s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Whites Bay in the next 16 days are 1.2m 18s and forecast to arrive on Thursday (Aug 27) at 9AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Friday (Aug 28) at 9AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Mon 24th Aug)2.5ft (0.7m) 14s
Best Surf 9AM (Thu 27th Aug)4ft (1.2m) 18s
Most Powerful 9AM (Thu 27th Aug)4ft (1.2m) 18s

Table - best surf conditions forecast for Whites Bay over the next 16 days.


Short Range Forecast

Mostly dry. Very mild (max 17°C on Tue afternoon, min 6°C on Sun night). Winds decreasing (fresh winds from the W on Sun night, light winds from the WNW by Mon morning).

Days 5-7 Weather Summary

Heavy rain (total 36mm), heaviest during Fri afternoon. Very mild (max 16°C on Thu morning, min 9°C on Fri night). Wind will be generally light.

Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
2
2
1
0
0
0
1
1
1
3
3
1
0
0
1
2
2
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
ESE
14
1.3
S
13
1.2
S
13
0.7
S
9
0.7
S
10
0.4
SSE
15
0.4
SSE
15
0.4
SSE
15
0.4
SSE
14
0.4
SSE
17
1.2
SSE
18
1.1
SSE
17
0.9
SSE
13
0.8
SSE
12
0.8
SSE
12
0.8
SSE
11
0.9
SSE
11
0.9
SSE
11
1.5
SSE
10
Wave Graph
Metric surfscale
Energy kJ
18
556
488
78
90
72
75
71
69
95
929
737
290
195
164
140
210
183
399
Wind (km/h)
15
W
10
WNW
10
NW
15
WNW
25
WNW
20
W
15
WNW
15
WNW
20
WNW
10
WNW
5
NNW
25
NNW
20
NNW
25
N
25
NNE
5
NW
5
NNW
10
NNE
10
SSW
Wind State
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
glassy
off
cross-off
cross-off
cross-off
off
glassy
cross-off
cross-on
High Tide
2:58AM1.47m
3:26PM1.54m
3:47AM1.46m
4:13PM1.55m
4:33AM1.47m
4:58PM1.56m
5:17AM1.49m
5:40PM1.57m
5:59AM1.51m
6:21PM1.59m
6:41AM1.53m
7:01PM1.61m
Low Tide
9:00AM0.56m
9:42PM0.57m
9:47AM0.53m
10:25PM0.54m
10:36AM0.49m
11:09PM0.50m
11:25AM0.45m
11:53PM0.45m
12:10PM0.41m
00:37AM0.41m
12:52PM0.37m
1:20AM0.38m
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
mod rain
heavy rain
rain showers
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
7:00
6:58
6:56
6:54
6:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:51
5:52
5:52
5:53
5:54
5:54
 mm
8
24
4
Temp °C
11
14
16
12
15
17
12
16
16
13
16
15
13
12
12
12
13
14
10
Feels °C
4
11
13
6
10
12
9
12
12
11
14
11
9
8
9
11
11
11
7
  • 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 Whites Bay Surf forecast

The above surf forecast table for Whites Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Whites Bay can be found by selecting the local surf guide option on the grey menu. Our Whites Bay 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 (Whites Bay) 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 Whites Bay 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.

Whites Bay is 16 km (10 miles) from the city of Blenheim. If you plan a holiday in Kaikoura and Marlborough, look for hotels and other accommodation in Blenheim. Blenheim has rooms for a wide range of budgets as well as car hire and transport links.

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