Mangamaunu Surf Break

Lat Long: 42.31° S 173.75° E

Mangamaunu WaveFinder

Issued: 5 am 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Mangamaunu sea temperature is
10.1°C
0.3° 

Mangamaunu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Mangamaunu surf forecast from 23 Aug 2026:

  • Best quality surf: Monday 24 Aug, 6AM (local time) - 6.5ft (2.0m), 13s period, S swell with cross-offshore winds.
  • Most powerful swell: Monday 24 Aug, 9AM (local time) - 6.5ft (2.0m), 13s period, S swell with 1,421 kJ wave energy.
  • Next surfable swell (1★+): Sunday 23 Aug, 6PM (local time) - 1ft (0.3m), 13s period with ESE swell.

Best Forecast Surf Conditions for Mangamaunu this week:

The surf forecast for Mangamaunu over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 23) at 6PM. The primary swell is predicted to be 0.3m and 13s period with a secondary swell of 0.6m and 6s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Mangamaunu in the next 16 days are 2.0m 13s and forecast to arrive on Monday (Aug 24) at 9AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.4m 7s period and expected on Friday (Aug 28) at 12PM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 6PM (Sun 23rd Aug)1ft (0.3m) 13s
Best Surf 6AM (Mon 24th Aug)6.5ft (2.0m) 13s
Most Powerful 9AM (Mon 24th Aug)6.5ft (2.0m) 13s

Table - best surf conditions forecast for Mangamaunu over the next 16 days.


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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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