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Surf Forecasts:
Mahia Spit surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 11 am Saturday 18 Apr 2026 NZSTForecast update in hr min s Forecast update imminent
Mahia Spit surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mahia Spit sea temperature is
17.6° C
(Which is normal for this time of year)How big are the waves at Mahia Spit today?
The current surf forecast for Mahia Spit at 8PM is: 1.0m 7s primary swell from a Northeast direction and 0.3m 11s secondary swell from a East-southeast direction (forecast issued at 11:00am April 18). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 1.5ft (0.4m) | 12s |
| Afternoon (18 Apr) | 2.5ft (0.7m) | 5s |
| Evening (18 Apr) | 3.5ft (1.1m) | 7s |
Table - waves today at Mahia Spit. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 5 | 7 | 7 | 7 | 6 | 7 | 8 | 9 | 8 | 8 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 46 | 45 | 25 | 67 | 115 | 135 | 147 | 158 | 573 | 249 | 493 | 330 | 114 | 96 | 88 | 93 | 91 | 91 | 61 | 122 | 125 | 210 | 200 | 223 |
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- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- off | cross- off | cross- on | cross- on | off | cross- off | cross- off | off | cross- on | cross- on |
High Tide / height (m) | 6:30PM 1.58 | 6:52AM 1.58 | 7:23PM 1.65 | 7:46AM 1.60 | 8:16PM 1.68 | |||||||||||||||||||
Low Tide / height (m) | 12:17PM 0.06 | 12:46AM 0.08 | 1:10PM 0.02 | 1:40AM 0.05 | 2:02PM -0.01 | 2:36AM 0.03 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| Sunrise | 6:37 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - |
| Sunset | - | - | 5:36 | - | - | - | - | - | - | - | 5:34 | - | - | - | - | - | - | - | 5:32 | - | - | - | - | - |
 |  | |  | | | | |  |  |  |  |  | | | | | |  |  | |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | 2 | - | - | - | - | - | - | - | - | 1 | 1 | - | 12 | 3 | - |
| Temp. °C | 18 | 19 | 19 | 19 | 19 | 19 | 18 | 17 | 18 | 19 | 18 | 19 | 18 | 17 | 16 | 16 | 17 | 16 | 16 | 15 | 15 | 13 | 14 | 14 |
| Feels °C (?) | 12 | 14 | 14 | 13 | 13 | 13 | 11 | 11 | 14 | 15 | 14 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 11 | 12 | 10 | 13 | 11 |
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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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