Surf Forecasts:
Nukumaru Rock surf forecast from 20 Jul 2026:
- Best quality surf: Saturday 25 Jul, 3PM (local time) - 11ft (3.5m), 15s period, W swell with glassy winds.
- Most powerful swell: Saturday 25 Jul, 3PM (local time) - 11ft (3.5m), 15s period, W swell with 5,369 kJ wave energy.
- Next surfable swell (1★+): Tuesday 21 Jul, 3AM (local time) - 2.5ft (0.7m), 16s period with S swell.
Best Forecast Surf Conditions for Nukumaru Rock this week:
The surf forecast for Nukumaru Rock over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jul 21) at 3AM. The primary swell is predicted to be 0.7m and 16s period with a secondary swell of 0.6m and 13s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Nukumaru Rock in the next 16 days are 3.5m 15s and forecast to arrive on Saturday (Jul 25) at 3PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 4s period and expected on Friday (Jul 24) at 12AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Tue 21st Jul) | 2.5ft (0.7m) 16s |
| Best Surf | 3PM (Sat 25th Jul) | 11ft (3.5m) 15s |
| Most Powerful | 3PM (Sat 25th Jul) | 11ft (3.5m) 15s |
Table - best surf conditions forecast for Nukumaru Rock over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 13°C on Thu morning, min 6°C on Mon night). Wind will be generally light. | Days 5-7 Weather SummaryHeavy rain (total 31mm), heaviest during Fri afternoon. Very mild (max 13°C on Thu afternoon, min 8°C on Sat afternoon). Winds increasing (calm on Sat afternoon, fresh winds from the W by Sat night). | |||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | ||||||||||||||
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) | S 19 | S 17 | S 14 | S 13 | W 7 | W 7 | W 7 | SW 14 | W 14 | WSW 14 | W 6 | WNW 7 | WNW 8 | W 8 | W 11 | W 15 | W 10 | W 12 | W 13 | W 13 |
Wave Graph  | ||||||||||||||||||||
 kJ | 351 | 291 | 146 | 88 | 295 | 120 | 94 | 51 | 320 | 133 | 98 | 334 | 561 | 1103 | 3227 | 5369 | 2806 | 2310 | 1556 | 1138 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | on | glassy | cross-off | cross-on | cross-on | cross-on |
High Tide | 2:29AM2.23m | 2:56PM2.07m | 3:15AM2.05m | 3:47PM1.94m | 4:09AM1.90m | 4:47PM1.84m | 5:15AM1.80m | 5:59PM1.81m | 6:30AM1.78m | 7:12PM1.85m | 7:41AM1.85m | 8:14PM1.96m | ||||||||
Low Tide | 8:09PM0.47m | 8:38AM0.50m | 8:54PM0.64m | 9:24AM0.66m | 9:49PM0.79m | 10:23AM0.79m | 11:02PM0.90m | 11:40AM0.86m | 00:27AM0.91m | 12:59PM0.84m | 1:38AM0.84m | 2:01PM0.75m | 2:32AM0.72m | |||||||
 |  | |  |  | | | |  |  | | |  |  |  | | | |  | | |
 | — | — | 7:35 | — | — | 7:33 | — | — | 7:33 | — | — | 7:33 | — | — | 7:31 | — | — | 7:31 | — | — |
 | 5:19 | — | — | 5:19 | — | — | 5:20 | — | — | 5:21 | — | — | 5:22 | — | — | 5:22 | — | — | 5:23 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | — | 1 | 11 | 7 | 1 | 1 | 7 | 2 | 6 | — |
Temp °C | 12 | 9 | 10 | 12 | 11 | 12 | 12 | 9 | 13 | 13 | 11 | 12 | 12 | 11 | 10 | 10 | 12 | 10 | 9 | 10 |
Feels °C | 7 | 5 | 7 | 8 | 7 | 9 | 9 | 7 | 9 | 9 | 8 | 7 | 7 | 8 | 3 | 5 | 8 | 3 | 3 | 4 |
Swell 1 Height (m) Direction Period (s) | S 19 | S 17 | WSW 13 | S 13 | S 12 | W 7 | W 7 | W 6 | S 9 | WSW 14 | W 6 | WSW 13 | S 8 | — | W 11 | S 8 | S 8 | W 12 | W 13 | W 13 |
| kJ | 351 | 291 | 135 | 88 | 47 | 120 | 94 | 33 | 7 | 133 | 98 | 33 | 1 | — | 2743 | 40 | 22 | 2310 | 1556 | 1138 |
Swell 2 Height (m) Direction Period (s) | WSW 14 | WSW 14 | S 14 | WSW 13 | WSW 12 | S 11 | S 11 | SW 14 | S 13 | S 9 | WSW 13 | S 9 | W 20 | — | — | — | S 16 | S 16 | S 15 | S 6 |
| kJ | 178 | 163 | 146 | 65 | 31 | 39 | 21 | 51 | 3 | 2 | 67 | 2 | 8 | — | — | — | 5 | 5 | 4 | 26 |
Swell 3 Height (m) Direction Period (s) | SSW 19 | S 4 | ESE 3 | WSW 8 | SW 17 | WSW 12 | WSW 12 | S 10 | S 13 | S 13 | S 9 | S 8 | — | — | — | — | S 16 | — | S 15 | S 14 |
| kJ | 70 | 3 | 1 | 24 | 12 | 14 | 13 | 8 | 13 | 3 | 2 | 1 | — | — | — | — | 5 | — | 4 | 4 |
Wind waves Height (m) Direction Period (s) | SE 4 | ESE 4 | ENE 2 | NW 2 | W 7 | — | — | — | W 14 | W 5 | NNW 4 | WNW 7 | WNW 8 | W 8 | WSW 11 | W 15 | W 10 | S 7 | S 7 | — |
| kJ | 29 | 10 | 1 | 1 | 295 | — | — | — | 320 | 90 | 18 | 334 | 561 | 1103 | 3227 | 5369 | 2806 | 280 | 131 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 103 | 0 | 0 | 3 | 7 | 7 | 104 | 0 | 0 | 7 | 7 | 7 | 284 | 7 | 199 | 0 | 7 | 75 | 171 | 30 |
Best forecast wave conditions in Wanganui and the Manawatu | ||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||
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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 Nukumaru Rock 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 Nukumaru Rock Surf forecast
The above surf forecast table for Nukumaru Rock provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Nukumaru Rock can be found by selecting the local surf guide option on the grey menu. Our Nukumaru Rock 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 (Nukumaru Rock) 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 Nukumaru Rock 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 Nukumaru Rock, camping, hotels and holiday cottages in Wanganui and the Manawatu, consider staying in Wanganui which is 32 km (20 miles) away. Alternatively, find information about places to stay and car hire in Palmerston North which is 96 km (60 miles) away
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