Wanganui River Mouth Surf Break

Lat Long: 39.95° S 174.98° E

Wanganui River Mouth Surf Forecast and Surf Report

Issued: 5 am 11 Jul 2026 (local time)

Forecast update in  hr  min

Today's Wanganui River Mouth sea temperature is
13.8° C
0.1° 

Wanganui River Mouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Wanganui River Mouth surf forecast from 10 Jul 2026:

  • Best quality surf: Wednesday 15 Jul, 6PM (local time) - 4.5ft (1.3m), 16s period, WSW swell with cross-offshore winds.
  • Most powerful swell: Wednesday 15 Jul, 6PM (local time) - 4.5ft (1.3m), 16s period, WSW swell with 796 kJ wave energy.
  • Next surfable swell (1★+): Saturday 11 Jul, 12PM (local time) - 1.5ft (0.4m), 14s period with SW swell.

Best Forecast Surf Conditions for Wanganui River Mouth this week:

The surf forecast for Wanganui River Mouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jul 11) at 12PM. The primary swell is predicted to be 0.4m and 14s period with a secondary swell of 0.4m and 5s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Wanganui River Mouth in the next 16 days are 1.3m 16s and forecast to arrive on Wednesday (Jul 15) at 6PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 5s period and expected on Wednesday (Jul 15) at 3AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+)12PM (Sat 11th Jul)1.5ft (0.4m) 14s
Best Surf 6PM (Wed 15th Jul)4.5ft (1.3m) 16s
Most Powerful 6PM (Wed 15th Jul)4.5ft (1.3m) 16s

Table - best surf conditions forecast for Wanganui River Mouth over the next 16 days.


Short Range Forecast

Mostly dry. Very mild (max 14°C on Mon afternoon, min 5°C on Sat night). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 4mm), mostly falling on Wed night. Very mild (max 16°C on Wed morning, min 7°C on Thu night). Winds decreasing (fresh winds from the WNW on Thu afternoon, light winds from the ESE by Thu night).

Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
1
1
1
1
0
0
0
2
1
1
2
2
2
0
0
0
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SW
15
0.4
SW
18
0.5
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
15
0.3
SW
15
0.3
SW
14
0.5
NW
5
1.5
WNW
9
0.6
W
9
1.3
WNW
9
1.1
WSW
12
0.8
SW
16
0.8
SW
15
0.6
SW
14
0.8
WSW
12
0.4
SW
15
0.4
SW
14
0.4
SW
13
1
WNW
5
Wave Graph
Metric surfscale
Energy kJ
57
109
127
90
64
57
34
32
10
368
59
257
337
302
266
167
158
56
69
58
60
Wind (km/h)
5
NE
10
S
10
ENE
10
ENE
5
S
10
NNE
10
NNE
20
N
25
N
15
NNW
15
NW
20
NNW
20
NNW
15
NW
10
N
20
WNW
35
WNW
15
SSW
5
E
5
SSW
5
N
Wind State
off
cross-on
cross-off
cross-off
glassy
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
on
cross-off
glassy
cross-off
High Tide
7:38PM2.53m
7:58AM2.54m
8:41PM2.68m
9:03AM2.65m
9:34PM2.82m
9:58AM2.75m
10:24PM2.93m
10:49AM2.81m
11:13PM2.99m
11:37AM2.83m
00:00AM2.98m
12:23PM2.79m
00:45AM2.90m
Low Tide
1:11PM1.00m
1:53AM1.01m
2:22PM0.90m
2:55AM0.87m
3:20PM0.78m
3:49AM0.75m
4:12PM0.68m
4:39AM0.66m
5:00PM0.61m
5:28AM0.63m
5:47PM0.60m
6:16AM0.64m
6:33PM0.65m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
rain showers
rain showers
clear
clear
part cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:39
7:39
7:39
7:37
7:37
7:37
7:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:09
5:10
5:12
5:13
5:13
5:14
5:15
 mm
1
3
Temp °C
9
10
8
9
11
8
13
14
13
14
15
13
16
16
13
13
13
13
9
10
11
Feels °C
7
7
5
7
9
5
8
9
8
11
12
9
13
13
10
7
6
8
7
7
10
  • 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
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Information about the Wanganui River Mouth Surf forecast

The above surf forecast table for Wanganui River Mouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Wanganui River Mouth can be found by selecting the local surf guide option on the grey menu. Our Wanganui River Mouth 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 (Wanganui River Mouth) 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 Wanganui River Mouth 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 Wanganui and the Manawatu? If you are looking for accommodation near Wanganui River Mouth, camping, hotels and holiday cottages in Wanganui and the Manawatu, consider staying in Wanganui which is 6 km (4 miles) away. Other places in and around Wanganui and the Manawatu where you can find information about places to rent, and car hire include Palmerston North which is 70 km (43 miles) away and Levin, 80 km (50 miles) away.

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