Castlepoint - Slippery Surf Break

Lat Long: 40.87° S 176.23° E

Castlepoint - Slippery 48 hour detailed Surf Forecast

Issued: 11 pm 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Castlepoint - Slippery sea temperature is
12.7° C
0.3° 

Castlepoint - Slippery 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 - Slippery today (22 Jul):

  • Morning surf: Morning surf (22 Jul, local time) - 3ft (0.9m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (22 Jul, local time) - 3.5ft (1.1m), 12s period with S swell.
  • Evening surf: Evening surf (22 Jul, local time) - 2.5ft (0.8m), 13s period with SSW swell.

The current surf forecast for Castlepoint - Slippery at 4AM is: 1.3m 12s primary swell from a South direction and 0.3m 11s secondary swell from a East-southeast direction (forecast issued at 11:00pm July 21). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.

Time (NZST) & DateWave HeightWave Period
Morning (22 Jul)3ft (0.9m)12s
Afternoon (22 Jul)3.5ft (1.1m)12s
Evening (22 Jul)2.5ft (0.8m)13s

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


Short Range Forecast

Mostly dry. Very mild (max 15°C on Fri morning, min 7°C on Wed night). Wind will be generally light.

Wednesday
22
Thursday
23
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)
3
3
3
2
2
2
1
2
2
1
1
1
1
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)
1.5
S
13
1.4
S
13
1.3
S
12
1.2
S
12
0.9
SSW
12
1.1
S
12
1.1
S
12
0.9
SSW
13
0.8
SSW
13
0.6
SSW
12
0.5
SSW
12
0.5
SSW
12
0.5
SSW
12
0.4
SSW
12
0.4
SSW
11
0.4
SSW
11
0.3
S
10
Wave Graph
Metric surfscale
Energy kJ
771
633
504
416
248
333
350
238
183
121
89
87
83
52
50
45
18
Wind (km/h)
15
NW
20
NW
15
WNW
10
W
5
W
5
S
5
SE
0
ESE
5
NW
5
NNW
10
NNW
10
N
15
N
20
NNW
20
NNW
20
NNW
20
NNW
Wind State
off
off
off
off
cross-off
glassy
on
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
11:13PM1.33m
11:36AM1.35m
00:01AM1.29m
12:26PM1.33m
Low Tide
5:30AM0.10m
6:00PM0.13m
6:15AM0.15m
6:48PM0.18m
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:31
7:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:10
5:12
 mm
Temp °C
9
9
8
8
8
11
11
9
8
8
7
7
8
12
14
12
12
Feels °C
5
5
5
5
6
9
9
8
6
6
4
4
4
7
10
8
7
  • 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 - Slippery 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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