
Surf Forecasts:
Nukumaru Rock surf forecast from 7 Sep 2026:
- Best quality surf: Friday 11 Sep, 9AM (local time) - 4.5ft (1.4m), 19s period, WSW swell with cross-offshore winds.
- Most powerful swell: Sunday 13 Sep, 3AM (local time) - 13ft (4.0m), 9s period, WSW swell with 2,276 kJ wave energy.
- Next surfable swell (1★+): Tuesday 8 Sep, 6AM (local time) - 2.5ft (0.8m), 10s period with WSW 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 (Sep 08) at 6AM. The primary swell is predicted to be 0.8m and 10s period with a secondary swell of 0.5m and 5s. 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 4.0m 9s and forecast to arrive on Sunday (Sep 13) at 3AM. 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 Tuesday (Sep 08) at 6AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Tue 8th Sep) | 2.5ft (0.8m) 10s |
| Best Surf | 9AM (Fri 11th Sep) | 4.5ft (1.4m) 19s |
| Most Powerful | 3AM (Sun 13th Sep) | 13ft (4.0m) 9s |
Table - best surf conditions forecast for Nukumaru Rock over the next 16 days.
Short Range ForecastLight rain (total 9mm), mostly falling on Mon afternoon. Very mild (max 14°C on Thu morning, min 7°C on Mon afternoon). Winds decreasing (fresh winds from the ESE on Mon afternoon, calm by Tue morning). | Days 5-7 Weather SummaryModerate rain (total 12mm), heaviest on Thu night. Very mild (max 13°C on Thu afternoon, min 7°C on Thu night). Winds increasing (calm on Fri night, fresh winds from the W by Sat night). | |||||||||||||||||||
Mon 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | ||||||||||||||
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) | WSW 15 | SE 5 | WSW 10 | W 10 | W 11 | W 9 | W 11 | WSW 11 | W 6 | W 6 | S 7 | WSW 19 | WSW 18 | WSW 17 | W 9 | W 10 | W 8 | W 9 | W 8 | W 8 |
Wave Graph | ||||||||||||||||||||
144 | 119 | 112 | 68 | 83 | 78 | 121 | 97 | 233 | 146 | 430 | 1388 | 1621 | 847 | 516 | 740 | 2009 | 1389 | 1237 | 1237 | |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | glassy | on | cross-off | off | cross-on | cross | cross | cross | cross | cross-off | cross-on | cross-on | glassy | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 6:50PM2.03m | 7:30AM2.03m | 7:59PM2.24m | 8:29AM2.23m | 8:51PM2.44m | 9:16AM2.40m | 9:34PM2.60m | 9:57AM2.54m | 10:13PM2.70m | 10:34AM2.62m | 10:50PM2.72m | 11:09AM2.63m | 11:24PM2.67m | |||||||
Low Tide | 1:37AM0.60m | 2:00PM0.53m | 2:33AM0.38m | 2:49PM0.33m | 3:17AM0.18m | 3:31PM0.16m | 3:55AM0.04m | 4:08PM0.06m | 4:30AM-0.03m | 4:42PM0.01m | 5:02AM-0.03m | 5:14PM0.03m | ||||||||
— | — | 6:33 | — | — | 6:31 | — | — | 6:31 | — | — | 6:28 | — | — | 6:26 | — | — | 6:26 | — | — | |
6:02 | — | — | 6:04 | — | — | 6:05 | — | — | 6:06 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | |
mm | 8 | 1 | — | — | — | — | — | — | — | 3 | 9 | — | — | — | — | — | — | — | — | — |
Temp °C | 7 | 7 | 11 | 11 | 9 | 13 | 13 | 9 | 14 | 13 | 9 | 10 | 11 | 11 | 13 | 12 | 12 | 13 | 13 | 12 |
Feels °C | -1 | 0 | 9 | 8 | 7 | 10 | 9 | 5 | 10 | 9 | 3 | 7 | 6 | 6 | 9 | 6 | 5 | 6 | 6 | 7 |
Swell 1 Height (m) Direction Period (s) | W 9 | WSW 14 | WSW 10 | W 10 | W 11 | W 9 | W 11 | WSW 11 | WSW 11 | SW 16 | W 8 | WSW 19 | WSW 18 | WSW 17 | W 9 | WSW 16 | S 16 | WSW 16 | WSW 16 | S 15 |
142 | 115 | 112 | 68 | 83 | 78 | 121 | 97 | 46 | 68 | 72 | 1388 | 1621 | 847 | 516 | 392 | 242 | 397 | 422 | 161 | |
Swell 2 Height (m) Direction Period (s) | WSW 15 | W 10 | WNW 9 | WNW 9 | WNW 8 | S 8 | WSW 20 | WSW 18 | WSW 18 | WSW 10 | WSW 16 | S 7 | S 6 | S 6 | WSW 16 | S 16 | — | S 16 | S 16 | — |
144 | 46 | 31 | 31 | 28 | 5 | 38 | 32 | 60 | 21 | 217 | 173 | 38 | 3 | 402 | 42 | — | 129 | 183 | — | |
Swell 3 Height (m) Direction Period (s) | S 16 | S 14 | S 4 | WSW 13 | S 8 | WSW 21 | S 8 | S 8 | SW 23 | WSW 21 | WSW 20 | S 19 | S 18 | S 17 | S 16 | S 5 | — | — | — | — |
5 | 4 | 6 | 33 | 12 | 44 | 5 | 5 | 21 | 90 | 218 | 27 | 24 | 6 | 20 | 2 | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | SSE 7 | SE 5 | SSE 4 | — | — | ENE 3 | — | WNW 5 | W 6 | W 6 | S 7 | — | — | W 8 | — | W 10 | W 8 | W 9 | W 8 | W 8 |
530 | 119 | 6 | — | — | 2 | — | 69 | 233 | 146 | 430 | — | — | 667 | — | 740 | 2009 | 1389 | 1237 | 1237 | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 113 | 104 | 0 | 75 | 0 | 0 | 7 | 7 | 7 | 173 | 75 | 0 | 7 | 75 | 0 | 169 | 165 | 164 | 197 | 75 |
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 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










