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Mahanga Beach Surf Forecast
/ Gisborne and Mahia (37 surf breaks) /
Surf Forecasts:
Mahanga Beach surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 11 am Wednesday 27 Aug 2025 NZST
How big are the waves at Mahanga Beach today?
The current surf forecast for Mahanga Beach at 2PM is: 1.7m 9s primary swell from a East-northeast direction and 0.3m 12s secondary swell from a South direction, 0.2m 17s secondary swell from a South direction (forecast issued at 11:00am August 27). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Aug) | 4ft (1.2m) | 6s |
| Afternoon (27 Aug) | 5.5ft (1.7m) | 9s |
| Evening (27 Aug) | 5ft (1.6m) | 11s |
Table - waves today at Mahanga Beach. (Swell directed towards the surf break)
Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | |||||||||||||||||||||
| 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 8 | 9 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 245 | 377 | 576 | 846 | 853 | 1453 | 1584 | 1488 | 1399 | 1193 | 1100 | 947 | 782 | 784 | 800 | 612 | 463 | 366 | 299 | 249 | 248 | 193 | 145 | 134 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- off | cross- off | cross | cross | cross- on | cross- off | cross- off | cross | cross- off | cross- off | off | off | off | off | off | off | off | off |
High Tide / height (m) | 8:27AM 1.64 | 8:44PM 1.65 | 9:09AM 1.65 | 9:29PM 1.63 | 9:51AM 1.65 | 10:15PM 1.61 | ||||||||||||||||||
Low Tide / height (m) | 2:33PM 0.32 | 3:00AM 0.34 | 3:20PM 0.37 | 3:44AM 0.39 | 4:06PM 0.41 | 4:28AM 0.44 | ||||||||||||||||||
Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | |||||||||||||||||||||
| Sunrise | 6:39 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - |
| Sunset | - | - | 5:40 | - | - | - | - | - | - | - | 5:42 | - | - | - | - | - | - | - | 5:43 | - | - | - | - | - |
 | | |  |  | |  |  |  | |  | | | | |  | | | | | | | | | |
Rain (mm) | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 13 | 15 | 16 | 16 | 15 | 13 | 14 | 13 | 14 | 17 | 16 | 14 | 12 | 12 | 12 | 11 |
| Feels °C (?) | 9 | 9 | 9 | 8 | 9 | 9 | 11 | 9 | 11 | 12 | 13 | 12 | 11 | 9 | 11 | 8 | 9 | 13 | 11 | 8 | 5 | 5 | 6 | 6 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Gisborne and Mahia
The wind is still cross-on at Mahanga Beach (light winds from the NE at Mahia Automatic Weather Station 11 km from Mahanga Beach). 1.9m 8s swell from the ENE with a 0.5m 12s groundswell from the SSE. 2 swells combining to make bigger set waves.
Actual: 39 min ago
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