Surf Forecasts:
South Beach (Wanganui) surf forecast from 30 Aug 2026:
- Best quality surf: Saturday 5 Sep, 9PM (local time) - 4.5ft (1.4m), 16s period, WSW swell with cross-offshore winds.
- Most powerful swell: Monday 7 Sep, 6AM (local time) - 11ft (3.5m), 12s period, WSW swell with 3,636 kJ wave energy.
- Next surfable swell (1★+): Saturday 5 Sep, 9PM (local time) - 4.5ft (1.4m), 16s period with WSW swell.
Best Forecast Surf Conditions for South Beach (Wanganui) this week:
The surf forecast for South Beach (Wanganui) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Sep 05) at 9PM. The primary swell is predicted to be 1.4m and 16s period with a secondary swell of 0.1m and 8s. Another secondary swell of 1.5m and 7s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at South Beach (Wanganui) in the next 16 days are 3.5m 12s and forecast to arrive on Monday (Sep 07) at 6AM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Sat 5th Sep) | 4.5ft (1.4m) 16s |
| Best Surf | 9PM (Sat 5th Sep) | 4.5ft (1.4m) 16s |
| Most Powerful | 6AM (Mon 7th Sep) | 11ft (3.5m) 12s |
Table - best surf conditions forecast for South Beach (Wanganui) over the next 16 days.
Short Range ForecastLight rain (total 4mm), mostly falling on Mon night. Very mild (max 14°C on Mon morning, min 9°C on Mon night). Winds decreasing (strong winds from the WNW on Mon afternoon, light winds from the WSW by Tue morning). | Days 5-7 Weather SummaryLight rain (total 4mm), mostly falling on Fri morning. Very mild (max 17°C on Thu afternoon, min 11°C on Wed night). Mainly fresh winds. | ||||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | WSW 9 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WNW 7 | WNW 8 | WNW 8 | WNW 8 | WNW 9 | WSW 9 | WSW 9 | W 8 | SW 15 | WSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 1467 | 1361 | 1722 | 1697 | 732 | 475 | 1046 | 630 | 406 | 532 | 727 | 691 | 589 | 1436 | 882 | 660 | 822 | 649 | 892 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 11:46PM2.86m | 12:08PM2.78m | 00:21AM2.84m | 12:43PM2.75m | 00:57AM2.76m | 1:22PM2.68m | 1:39AM2.65m | 2:07PM2.57m | 2:29AM2.52m | 3:04PM2.45m | 3:37AM2.39m | 4:25PM2.36m | |||||||
Low Tide | 6:03AM0.63m | 6:18PM0.68m | 6:40AM0.67m | 6:56PM0.76m | 7:19AM0.76m | 7:39PM0.88m | 8:02AM0.88m | 8:30PM1.01m | 8:53AM1.02m | 9:31PM1.14m | 9:57AM1.15m | 10:50PM1.22m | |||||||
 |  | |  |  |  | | | |  | | | | | | | | | | |
 | — | 6:45 | — | — | 6:43 | — | — | 6:41 | — | — | 6:41 | — | — | 6:39 | — | — | 6:37 | — | — |
 | — | — | 5:54 | — | — | 5:55 | — | — | 5:57 | — | — | 5:58 | — | — | 5:59 | — | — | 6:00 | — |
mm | — | — | — | 3 | 1 | — | — | — | — | — | — | — | 2 | 2 | — | — | — | — | — |
Temp °C | 13 | 14 | 13 | 11 | 12 | 12 | 12 | 14 | 14 | 13 | 16 | 17 | 15 | 15 | 14 | 12 | 14 | 14 | 12 |
Feels °C | 6 | 5 | 4 | 3 | 7 | 6 | 5 | 7 | 8 | 9 | 12 | 12 | 11 | 10 | 7 | 6 | 8 | 8 | 7 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SSW 14 | SSW 12 | SSW 12 | WSW 10 | WSW 9 | SSW 13 | SSW 12 | SSW 13 | WSW 7 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | SW 16 | SW 15 | WSW 8 | SW 15 | WSW 16 |
| kJ | 41 | 40 | 48 | 119 | 732 | 475 | 131 | 86 | 53 | 259 | 359 | 367 | 297 | 639 | 41 | 57 | 567 | 649 | 892 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | SSW 12 | SSW 12 | — | SW 14 | SW 14 | SSW 13 | SSW 12 | SSW 12 | SW 15 | S 10 | — | — | SW 15 | S 8 | SSW 10 |
| kJ | — | — | — | — | 228 | 152 | — | 50 | 31 | 56 | 30 | 14 | 34 | 2 | — | — | 110 | 1 | 9 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | WSW 18 | SW 16 | SW 15 | SW 15 | S 11 | — | — | — | S 14 | S 14 | — |
| kJ | — | — | — | — | — | — | — | — | 30 | 38 | 9 | 8 | 2 | — | — | — | 4 | 4 | — |
Wind waves Height (m) Direction Period (s) | WSW 9 | WSW 10 | WSW 10 | WSW 10 | — | — | WSW 9 | WSW 8 | WSW 8 | WNW 7 | WNW 8 | WNW 8 | WNW 8 | WNW 9 | WSW 9 | WSW 9 | W 8 | WSW 6 | — |
| kJ | 1467 | 1361 | 1722 | 1697 | — | — | 1046 | 630 | 406 | 532 | 727 | 691 | 589 | 1436 | 882 | 660 | 822 | 127 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 151 | 172 | 180 | 146 | 12 | 146 | 146 | 146 | 149 | 23 | 23 | 147 | 186 | 144 | 172 | 144 | 139 | 144 | 23 |
Best forecast wave conditions in Wanganui and the Manawatu | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
Header Global | |||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our South Beach (Wanganui) 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 South Beach (Wanganui) Surf forecast
The above surf forecast table for South Beach (Wanganui) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at South Beach (Wanganui) can be found by selecting the local surf guide option on the grey menu. Our South Beach (Wanganui) 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 (South Beach (Wanganui)) 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 South Beach (Wanganui) 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 South Beach (Wanganui), camping, hotels and holiday cottages in Wanganui and the Manawatu, consider staying in Wanganui which is 5 km (3 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 67 km (42 miles) away and Levin, 77 km (48 miles) away.
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