Surf Forecasts:
Whangaehu River Mouth surf forecast from 18 Jul 2026:
- Best quality surf: Sunday 19 Jul, 12PM (local time) - 4.5ft (1.3m), 8s period, WSW swell with glassy winds.
- Most powerful swell: Saturday 25 Jul, 3PM (local time) - 8ft (2.5m), 9s period, WSW swell with 1,159 kJ wave energy.
- Next surfable swell (1★+): Sunday 19 Jul, 12PM (local time) - 4.5ft (1.3m), 8s period with WSW swell.
Best Forecast Surf Conditions for Whangaehu River Mouth this week:
The surf forecast for Whangaehu River Mouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 19) at 12PM. The primary swell is predicted to be 1.3m and 8s period with a secondary swell of 0.4m and 16s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Whangaehu River Mouth in the next 16 days are 2.5m 9s and forecast to arrive on Saturday (Jul 25) at 3PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Friday (Jul 24) at 12PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Sun 19th Jul) | 4.5ft (1.3m) 8s |
| Best Surf | 12PM (Sun 19th Jul) | 4.5ft (1.3m) 8s |
| Most Powerful | 3PM (Sat 25th Jul) | 8ft (2.5m) 9s |
Table - best surf conditions forecast for Whangaehu River Mouth over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 14°C on Sun morning, min 6°C on Mon night). Winds decreasing (fresh winds from the NW on Sat night, calm by Sun morning). | Days 5-7 Weather SummaryLight rain (total 6mm), mostly falling on Fri afternoon. Very mild (max 13°C on Wed morning, min 7°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | ||||||||||||||
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) | WNW 8 | WSW 8 | WSW 8 | WSW 7 | SSW 14 | SW 14 | SSW 15 | SSW 14 | SSW 13 | W 6 | WSW 7 | WSW 7 | W 6 | SW 14 | SW 14 | WNW 6 | NW 7 | W 8 | WNW 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 561 | 277 | 128 | 41 | 62 | 35 | 72 | 63 | 35 | 122 | 82 | 60 | 18 | 32 | 31 | 71 | 178 | 134 | 310 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-off | cross-off | cross-off | off | cross-off | cross-on | cross | cross | cross | off | cross-off | cross | cross | cross-off | cross | on |
High Tide | 1:04AM2.41m | 1:27PM2.21m | 1:46AM2.27m | 2:10PM2.09m | 2:29AM2.10m | 2:56PM1.95m | 3:15AM1.93m | 3:46PM1.83m | 4:08AM1.78m | 4:46PM1.73m | 5:13AM1.69m | 5:57PM1.70m | |||||||
Low Tide | 7:16AM0.20m | 7:26PM0.30m | 7:54AM0.33m | 8:06PM0.45m | 8:34AM0.47m | 8:50PM0.60m | 9:20AM0.62m | 9:44PM0.75m | 10:18AM0.75m | 10:58PM0.85m | 11:38AM0.82m | 00:27AM0.87m | |||||||
 |  | |  |  | | | | | |  | | | | | | |  |  | |
 | — | 7:35 | — | — | 7:35 | — | — | 7:33 | — | — | 7:33 | — | — | 7:33 | — | — | 7:31 | — | — |
 | — | — | 5:15 | — | — | 5:15 | — | — | 5:16 | — | — | 5:17 | — | — | 5:19 | — | — | 5:20 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 2 |
Temp °C | 13 | 14 | 14 | 11 | 11 | 11 | 9 | 10 | 11 | 11 | 13 | 13 | 10 | 12 | 13 | 12 | 13 | 11 | 11 |
Feels °C | 7 | 13 | 11 | 7 | 5 | 5 | 5 | 7 | 8 | 7 | 12 | 11 | 8 | 8 | 9 | 8 | 8 | 6 | 8 |
Swell 1 Height (m) Direction Period (s) | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 8 | SSW 13 | SSW 15 | SSW 14 | SSW 13 | W 6 | WSW 7 | WSW 7 | W 6 | WSW 6 | W 6 | W 6 | W 7 | W 8 | W 9 |
| kJ | 416 | 277 | 128 | 35 | 22 | 35 | 72 | 63 | 35 | 73 | 82 | 60 | 18 | 12 | 12 | 31 | 56 | 134 | 181 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 16 | SW 16 | SSW 4 | SSW 14 | SW 14 | SW 14 | WSW 8 | WSW 8 | SSW 13 | SSW 12 | SSW 11 | SSW 13 | SW 14 | SW 14 | SW 13 | SW 13 | — | WSW 13 |
| kJ | 150 | 69 | 65 | 4 | 62 | 33 | 49 | 7 | 13 | 33 | 14 | 13 | 17 | 32 | 31 | 27 | 7 | — | 17 |
Swell 3 Height (m) Direction Period (s) | SSW 19 | SSW 16 | SSW 16 | SSW 14 | SSW 5 | SSW 4 | S 4 | WSW 13 | WSW 13 | SW 12 | SW 12 | SW 12 | SW 14 | SW 12 | S 12 | — | S 9 | — | — |
| kJ | 70 | 52 | 49 | 41 | 9 | 4 | 1 | 16 | 16 | 6 | 6 | 5 | 8 | 5 | 3 | — | 1 | — | — |
Wind waves Height (m) Direction Period (s) | WNW 8 | — | — | E 2 | — | SE 3 | ESE 3 | — | — | W 6 | — | — | — | — | WNW 4 | WNW 6 | NW 7 | — | WNW 8 |
| kJ | 561 | — | — | 1 | — | 1 | 2 | — | — | 122 | — | — | — | — | 9 | 71 | 178 | — | 310 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 136 | 34 | 40 | 61 | 40 | 119 | 0 | 0 | 34 | 128 | 15 | 134 | 38 | 23 | 34 | 34 | 136 | 34 | 34 |
Best forecast wave conditions in Wanganui and the Manawatu | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Information about the Whangaehu River Mouth Surf forecast
The above surf forecast table for Whangaehu 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 Whangaehu River Mouth can be found by selecting the local surf guide option on the grey menu. Our Whangaehu 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 (Whangaehu 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 Whangaehu 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 Whangaehu River Mouth, camping, hotels and holiday cottages in Wanganui and the Manawatu, consider staying in Wanganui which is 13 km (8 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 55 km (34 miles) away, Levin and Paraparaumu.
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