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Wanganui River Mouth Surf Forecast
/ Wanganui-Manawatu (16 surf breaks) /
Surf Forecasts:
Wanganui River Mouth surfForecast / Wanganui-Manawatu / New Zealand
16 Day Weather and Surf, issued 11 am Saturday 18 Apr 2026 NZSTForecast update in hr min s Forecast update imminent
Wanganui River Mouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Wanganui River Mouth sea temperature is
17.7° C
(Which is slightly warmer than usual)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 Sunday (Apr 19) at 12AM. The primary swell is predicted to be 1.6m and 8s period with a secondary swell of 1.2m and 9s. Another secondary swell of 0.2m and 15s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Wanganui River Mouth in the next 16 days are 2.4m 9s and forecast to arrive on Thursday (Apr 23) at 12AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Sunday (Apr 19) at 6AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Sun 19th Apr) | 5ft (1.6m) 8s |
| Best Surf | 9PM (Thu 23rd Apr) | 8ft (2.5m) 8s |
| Most Powerful | 12AM (Thu 23rd Apr) | 8ft (2.4m) 9s |
Table - best surf conditions forecast for Wanganui River Mouth over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Heavy rain (total 53mm), heaviest during Sat night. Very mild (max 19°C on Sat morning, min 11°C on Sun night). Winds increasing (light winds from the NNW on Sat night, strong winds from the S by Mon night). | Days 3-6 Weather Summary Moderate rain (total 10mm), heaviest on Wed afternoon. Very mild (max 13°C on Tue morning, min 8°C on Thu night). Winds decreasing (strong winds from the S on Wed night, light winds from the ESE by Thu night). | ||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 13 | 15 | 15 | 14 | 13 | 7 | 10 | 10 | 9 | 10 | 8 | 9 | 10 | 9 | 8 | 7 | 7 | 6 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 252 | 692 | 385 | 421 | 544 | 584 | 419 | 147 | 88 | 77 | 57 | 28 | 19 | 527 | 1006 | 586 | 697 | 575 | 289 | 117 | 35 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross | cross | on | on | on | cross | cross- on | on | cross- on | cross- on | cross- on | cross- off | cross- off | cross- on | cross- off |
High Tide / height (m) | 10:37AM 2.88 | 11:03PM 2.90 | 11:20AM 2.88 | 11:46PM 2.89 | 12:05PM 2.81 | 12:32AM 2.83 | 12:55PM 2.69 | 1:24AM 2.71 | 1:53PM 2.55 | 2:25AM 2.57 | 3:04PM 2.41 | 3:39AM 2.46 | 4:19PM 2.34 | ||||||||
Low Tide / height (m) | 4:53PM 0.47 | 5:15AM 0.53 | 5:37PM 0.52 | 6:01AM 0.60 | 6:23PM 0.62 | 6:51AM 0.73 | 7:13PM 0.77 | 7:47AM 0.88 | 8:08PM 0.93 | 8:51AM 1.02 | 9:12PM 1.07 | 10:01AM 1.11 | 10:27PM 1.15 | ||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||
| Sunrise | 6:50 | - | - | 6:52 | - | - | 6:52 | - | - | 6:54 | - | - | 6:54 | - | - | 6:56 | - | - | 6:56 | - | - |
| Sunset | - | 5:46 | - | - | 5:45 | - | - | 5:44 | - | - | 5:42 | - | - | 5:40 | - | - | 5:39 | - | - | 5:37 | - |
 |  |  |  | |  | |  |  | | | | | | | | | | |  |  | |
Rain (mm) | 2 | 6 | 27 | - | 7 | - | 8 | - | 3 | 1 | - | - | - | 2 | 5 | - | 2 | - | - | - | - |
| Temp. °C | 19 | 18 | 15 | 18 | 16 | 13 | 13 | 14 | 12 | 13 | 12 | 12 | 13 | 13 | 13 | 11 | 11 | 10 | 12 | 12 | 11 |
| Feels °C (?) | 13 | 13 | 13 | 16 | 14 | 12 | 8 | 9 | 11 | 8 | 7 | 9 | 8 | 6 | 5 | 6 | 7 | 7 | 9 | 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)
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 Wanganui River Mouth 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.
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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