Muriwai Beach Surf Break

Lat Long: 36.85° S 174.43° E

Muriwai Beach 48 hour detailed Surf Forecast

Issued: 11 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Muriwai Beach sea temperature is
13.8° C
0.4° 

Muriwai 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 Muriwai Beach today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 5.5ft (1.7m), 13s period with WSW swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 4.5ft (1.3m), 12s period with WSW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 5ft (1.6m), 15s period with SW swell.

The current surf forecast for Muriwai Beach at 7PM is: 1.6m 15s primary swell from a Southwest direction (forecast issued at 11:00am August 21). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (21 Aug)5.5ft (1.7m)13s
Afternoon (21 Aug)4.5ft (1.3m)12s
Evening (21 Aug)5ft (1.6m)15s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Sun afternoon. Very mild (max 14°C on Fri afternoon, min 11°C on Sat night). Winds increasing (light winds from the WSW on Fri morning, fresh winds from the NW by Sun morning).

Fri
21
Saturday
22
Sunday
23
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
1
2
1
2
2
1
1
1
0
0
0
0
0
0
0
0
0
0
0
!
0
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)
1.7
WSW
13
1.7
WSW
13
1.3
WSW
12
1.6
SW
15
1.6
SW
15
1.4
SW
14
1.4
SW
14
1.4
WSW
14
1.4
WSW
14
1.4
WSW
14
0.9
WSW
14
0.8
WSW
13
0.7
SW
13
0.7
WSW
13
1.4
W
7
1.7
W
7
2.2
W
8
3
W
8
3.5
W
10
3
W
10
3
WSW
10
Wave Graph
Metric surfscale
Energy kJ
961
975
488
1163
1045
846
822
752
752
752
328
229
178
154
201
266
544
1169
1970
2114
1936
Wind (km/h)
10
WSW
15
WSW
15
WSW
15
WSW
10
WSW
15
WSW
10
WSW
15
W
20
W
20
W
20
WNW
15
NW
15
NW
20
NW
20
NW
20
NW
30
NW
35
NW
25
W
20
SW
20
SW
Wind State
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
High Tide
3:45PM2.11m
4:12AM2.00m
5:03PM2.07m
5:34AM1.99m
6:19PM2.13m
Low Tide
9:28AM0.83m
10:08PM0.97m
10:37AM0.91m
11:24PM0.99m
11:51AM0.89m
cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
clear
part cloud
clear
clear
cloud
part cloud
clear
cloud
rain showers
rain showers
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:56
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:52
5:52
5:53
 mm
4
3
Temp °C
12
13
14
13
13
13
12
13
13
13
13
13
13
12
11
12
14
14
14
13
13
Feels °C
9
10
10
10
10
10
9
10
9
8
9
9
9
8
7
7
8
7
10
9
8
  • 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 Muriwai 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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