
Surf Forecasts:
Porangahau River Mouth surf forecast from 21 Jun 2026:
- Best quality surf: Friday 26 Jun, 12AM (local time) - 10ft (3.0m), 8s period, S swell with cross-offshore winds.
- Most powerful swell: Friday 26 Jun, 6PM (local time) - 20ft (6.0m), 12s period, S swell with 10,732 kJ wave energy.
- Next surfable swell (1★+): Monday 22 Jun, 3PM (local time) - 3.5ft (1.0m), 14s period with S swell.
Best Forecast Surf Conditions for Porangahau River Mouth this week:
The surf forecast for Porangahau River Mouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jun 22) at 3PM. The primary swell is predicted to be 1.0m and 14s period with a secondary swell of 0.2m and 19s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Porangahau River Mouth in the next 16 days are 6.0m 12s and forecast to arrive on Friday (Jun 26) 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 1.1m 4s period and expected on Thursday (Jun 25) at 3PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3PM (Mon 22nd Jun) | 3.5ft (1.0m) 14s |
| Best Surf | 12AM (Fri 26th Jun) | 10ft (3.0m) 8s |
| Most Powerful | 6PM (Fri 26th Jun) | 20ft (6.0m) 12s |
Table - best surf conditions forecast for Porangahau River Mouth over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Wed night. Very mild (max 14°C on Wed morning, min 9°C on Mon night). Winds increasing (calm on Mon afternoon, strong winds from the NE by Wed afternoon). | Days 4-6 Weather SummaryHeavy rain (total 25mm), heaviest during Thu morning. Very mild (max 13°C on Thu afternoon, min 7°C on Thu night). Winds increasing (calm on Fri morning, fresh winds from the SSW by Sat morning). | ||||||||||||||||||||
Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | |||||||||||||||
AM | PM | 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) | SSW 12 | S 14 | S 17 | S 15 | S 14 | S 13 | S 12 | SSW 13 | NE 9 | ENE 9 | ENE 9 | S 8 | SSW 10 | SSW 12 | S 12 | SSW 11 | S 10 | S 9 | S 8 | SSW 16 | E 11 |
Wave Graph | |||||||||||||||||||||
111 | 390 | 4020 | 1959 | 1033 | 490 | 371 | 286 | 1214 | 937 | 586 | 995 | 4480 | 8627 | 8095 | 3774 | 2199 | 1138 | 865 | 739 | 346 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | glassy | cross | cross-off | cross-on | cross | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 11:27AM1.41m | 11:50PM1.46m | 12:21PM1.37m | 00:42AM1.39m | 1:13PM1.35m | 1:32AM1.34m | 2:03PM1.34m | 2:21AM1.30m | 2:50PM1.34m | 3:09AM1.27m | 3:36PM1.34m | 3:55AM1.27m | 4:21PM1.36m | ||||||||
Low Tide | 5:38PM0.14m | 6:11AM0.12m | 6:31PM0.20m | 7:00AM0.17m | 7:24PM0.25m | 7:47AM0.22m | 8:14PM0.28m | 8:33AM0.25m | 9:03PM0.30m | 9:19AM0.28m | 9:51PM0.31m | 10:03AM0.29m | 10:37PM0.31m | ||||||||
7:35 | — | — | 7:37 | — | — | 7:37 | — | — | 7:37 | — | — | 7:37 | — | — | 7:37 | — | — | 7:37 | — | — | |
— | 4:52 | — | — | 4:53 | — | — | 4:53 | — | — | 4:53 | — | — | 4:54 | — | — | 4:54 | — | — | 4:54 | — | |
mm | — | — | — | — | — | — | — | — | 1 | 8 | — | — | — | 3 | 9 | 5 | — | — | — | — | 1 |
Temp °C | 11 | 12 | 11 | 12 | 13 | 12 | 14 | 14 | 13 | 12 | 13 | 10 | 11 | 12 | 11 | 11 | 11 | 10 | 11 | 11 | 10 |
Feels °C | 7 | 9 | 7 | 8 | 9 | 9 | 9 | 7 | 6 | 9 | 9 | 8 | 8 | 8 | 6 | 4 | 4 | 5 | 8 | 7 | 6 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | S 14 | S 17 | S 15 | S 14 | S 13 | S 12 | SSW 13 | SSW 13 | ENE 9 | ENE 9 | ENE 9 | ENE 11 | E 11 | E 12 | E 12 | E 11 | E 11 | E 12 | SSW 16 | E 11 |
111 | 390 | 4020 | 1959 | 1033 | 490 | 371 | 286 | 187 | 937 | 586 | 336 | 359 | 326 | 678 | 840 | 888 | 534 | 449 | 739 | 338 | |
Swell 2 Height (m) Direction Period (s) | ENE 8 | S 19 | — | — | NE 8 | — | — | — | — | SSW 14 | — | — | — | — | — | SSW 22 | S 19 | S 16 | S 18 | E 11 | SSW 14 |
7 | 29 | — | — | 3 | — | — | — | — | 111 | — | — | — | — | — | 46 | 270 | 548 | 408 | 338 | 346 | |
Swell 3 Height (m) Direction Period (s) | S 10 | ENE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 14 | — | — |
8 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 236 | — | — | |
Wind waves Height (m) Direction Period (s) | S 5 | — | — | NNE 4 | NE 4 | NE 6 | NE 7 | NE 7 | NE 9 | — | S 4 | S 8 | SSW 10 | SSW 12 | S 12 | SSW 11 | S 10 | S 9 | S 8 | S 8 | S 7 |
43 | — | — | 14 | 8 | 102 | 163 | 237 | 1214 | — | 43 | 995 | 4480 | 8627 | 8095 | 3774 | 2199 | 1138 | 865 | 593 | 218 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 65 | 0 | 11 | 0 | 69 | 29 | 126 | 150 | 150 | 8 | 0 | 10 | 10 | 105 | 65 | 105 | 105 | 62 | 0 | 0 | 71 |
Best forecast wave conditions in The Wairarapa | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Live Wave Height (m)
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Surf Rating (10 Max)
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Information about the Porangahau River Mouth Surf forecast
The above surf forecast table for Porangahau 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 Porangahau River Mouth can be found by selecting the local surf guide option on the grey menu. Our Porangahau 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 (Porangahau 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 Porangahau 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.
Porangahau River Mouth is 87 km (54 miles) from the city of Palmerston North. If you plan a holiday in The Wairarapa, look for hotels and other accommodation in Palmerston North. Palmerston North has rooms for a wide range of budgets as well as car hire and transport links.









