Castlepoint Beach Surf Break

Lat Long: 40.90° S 176.22° E

Castlepoint Beach 48 hour detailed Surf Forecast

Issued: 11 pm 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Castlepoint Beach sea temperature is
11.9° C
0.8° 

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


How big are the waves at Castlepoint Beach today (18 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 3.5ft (1.0m), 10s period with SE swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 2.5ft (0.8m), 10s period with ESE swell.
  • Evening surf: Evening surf (18 Aug, local time) - 15ft (4.5m), 11s period with S swell.

The current surf forecast for Castlepoint Beach at 3AM is: 1.3m 8s primary swell from a Southeast direction and 1.4m 7s secondary swell from a South direction (forecast issued at 11:00pm August 17). An open ocean swell of 1.9m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (18 Aug)3.5ft (1.0m)10s
Afternoon (18 Aug)2.5ft (0.8m)10s
Evening (18 Aug)15ft (4.5m)11s

Table - waves today at Castlepoint Beach. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 9mm), mostly falling on Tue afternoon. Very mild (max 11°C on Thu morning, min 6°C on Mon night). Winds decreasing (strong winds from the SSW on Tue night, light winds from the SSE by Thu afternoon).

Tuesday
18
Wednesday
19
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)
2
1
1
0
0
0
0
1
1
0
1
1
3
7
4
4
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2
SSE
8
1.6
SE
8
1.3
SE
8
1.2
SE
9
1
SE
10
0.9
ESE
10
0.8
ESE
10
4.5
S
11
4.5
S
11
5
S
12
4.5
S
12
4.5
S
11
4.5
S
12
4.5
S
14
3
S
15
2.5
S
14
2.3
S
14
Wave Graph
Metric surfscale
Energy kJ
523
338
224
215
177
151
122
4867
5522
6377
5731
4550
5793
8047
3582
2814
2155
Wind (km/h)
20
SW
20
WSW
20
WSW
30
SW
40
SW
40
SSW
45
SW
45
SSW
45
SSW
50
SSW
45
SSW
35
S
30
SSW
20
SSW
25
SSW
15
W
15
WSW
Wind State
off
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
off
High Tide
9:04PM1.33m
9:29AM1.35m
9:55PM1.31m
10:17AM1.34m
Low Tide
3:23AM0.10m
3:50PM0.08m
4:12AM0.13m
4:42PM0.13m
cloud
cloud
cloud
cloud
clear
light rain
light rain
rain showers
rain showers
rain showers
light rain
light rain
cloud
cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
7:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:37
 mm
1
3
1
1
1
1
1
Temp °C
7
6
6
8
9
9
8
7
7
7
7
8
8
9
9
8
9
Feels °C
2
1
0
1
0
0
-2
-4
-4
-4
-3
-1
1
3
3
4
5
  • 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 Castlepoint Beach 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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