Wanganui River Mouth Surf Break

Lat Long: 39.95° S 174.98° E

Wanganui River Mouth Surf Forecast and Surf Report

Issued: 5 pm 27 Jul 2026 (local time)

Forecast update in  hr  min

Today's Wanganui River Mouth sea temperature is
12.9° C
0.6° 

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 27 Jul 2026:

  • Best quality surf: Friday 31 Jul, 9PM (local time) - 13ft (4.0m), 10s period, W swell with cross-offshore winds.
  • Most powerful swell: Friday 31 Jul, 9PM (local time) - 13ft (4.0m), 10s period, W swell with 2,749 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 28 Jul, 3AM (local time) - 2.5ft (0.8m), 11s period with WSW 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 Tuesday (Jul 28) at 3AM. The primary swell is predicted to be 0.8m and 11s period with a secondary swell of 0.1m and 7s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Wanganui River Mouth in the next 16 days are 4.0m 10s and forecast to arrive on Friday (Jul 31) at 9PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Thursday (Jul 30) at 6AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Tue 28th Jul)2.5ft (0.8m) 11s
Best Surf 9PM (Fri 31st Jul)13ft (4.0m) 10s
Most Powerful 9PM (Fri 31st Jul)13ft (4.0m) 10s

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


Short Range Forecast

Mostly dry. Very mild (max 13°C on Wed afternoon, min 4°C on Mon night). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 19mm), heaviest on Thu night. Very mild (max 13°C on Thu afternoon, min 6°C on Sat night). Mainly strong winds.

Mon
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sunday
2
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
1
1
0
0
0
0
0
0
0
2
0
0
1
1
0
3
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)
0.8
WSW
12
0.8
WSW
12
0.7
WSW
11
0.6
WSW
10
0.5
WSW
10
0.4
WSW
9
0.5
W
9
0.3
SW
14
0.3
SW
14
0.3
SW
14
2.2
WNW
8
2.2
W
8
3
WSW
10
2.2
WSW
9
1.8
WSW
9
1.3
WSW
12
2
SSW
6
0.7
SSW
13
2.2
SSW
7
2.1
SSW
8
Wave Graph
Metric surfscale
Energy kJ
187
153
103
80
52
26
45
32
30
29
665
692
1962
820
523
517
300
170
512
560
Wind (km/h)
10
S
5
NNE
5
ENE
10
SSE
10
ENE
10
N
15
NW
15
N
25
NNW
25
NNW
20
NNW
35
WNW
35
WNW
25
WNW
15
SE
20
S
5
NW
40
S
40
S
30
S
Wind State
on
off
cross-off
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross-on
glassy
cross-on
on
cross-on
High Tide
9:19PM2.53m
9:39AM2.48m
9:56PM2.63m
10:17AM2.57m
10:31PM2.71m
10:52AM2.63m
11:06PM2.77m
11:26AM2.68m
11:40PM2.81m
12:00PM2.69m
00:14AM2.81m
12:35PM2.68m
00:48AM2.78m
Low Tide
3:10PM1.04m
3:32AM1.04m
3:49PM0.95m
4:08AM0.96m
4:25PM0.87m
4:44AM0.89m
4:59PM0.81m
5:19AM0.83m
5:33PM0.77m
5:54AM0.79m
6:08PM0.76m
6:31AM0.78m
6:44PM0.79m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
mod rain
rain showers
clear
rain showers
light rain
part cloud
rain showers
part cloud
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:28
7:28
7:26
7:26
7:24
7:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:22
5:23
5:24
5:25
5:27
5:27
5:28
 mm
9
3
4
2
1
2
2
Temp °C
9
6
9
10
7
11
13
9
12
13
13
12
12
10
8
8
8
9
8
8
Feels °C
6
4
6
6
4
7
9
4
6
8
7
4
4
4
3
2
0
-1
-1
0
  • 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 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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