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Surf Forecasts:
Happy Jacks surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 5 am Tuesday 12 May 2026 NZSTForecast update in hr min s Forecast update imminent
Happy Jacks surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Happy Jacks sea temperature is
15.9° C
(Which is slightly cooler than normal)How big are the waves at Happy Jacks today?
The current surf forecast for Happy Jacks at 8AM is: 1.9m 13s primary swell from a South direction and 0.7m 10s secondary swell from a East direction (forecast issued at 05:00am May 12). The wind direction is predicted to be cross-shore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 6ft (1.8m) | 13s |
| Afternoon (12 May) | 5ft (1.5m) | 13s |
| Evening (12 May) | 4.5ft (1.3m) | 12s |
Table - waves today at Happy Jacks. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Wed afternoon. Very mild (max 17°C on Tue afternoon, min 12°C on Tue morning). Winds increasing (calm on Tue afternoon, fresh winds from the SSW by Wed afternoon). | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 16 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 10 | S 10 | |
1710 | 1419 | 1138 | 892 | 736 | 593 | 497 | 724 | 1293 | 1225 | 1225 | 2577 | 3060 | 3009 | 2904 | 2972 | 2806 | 2537 | 2121 | 2188 | 1665 | 1557 | 1066 | 724 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 1:01AM1.49m | 1:23PM1.44m | 1:51AM1.54m | 2:16PM1.51m | 2:42AM1.60m | 3:10PM1.60m | ||||||||||||||||||
Low Tide | 7:16AM0.33m | 7:33PM0.37m | 8:04AM0.31m | 8:29PM0.34m | 8:55AM0.29m | 9:25PM0.31m | ||||||||||||||||||
 | |  | | |  |  | | | |  | | |  | | |  | |  |  |  | | | | |
 | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | 7:03 |
 | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:06 | — | — | — | — | — | — | — | 5:06 | — | — | 5:05 |
— | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | 1 | — | — | 1 | 1 | — | — | — | |
Temp °C | 11 | 11 | 12 | 16 | 17 | 15 | 14 | 13 | 14 | 13 | 13 | 13 | 13 | 12 | 13 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 |
8 | 8 | 8 | 14 | 16 | 13 | 12 | 11 | 8 | 8 | 7 | 7 | 6 | 5 | 7 | 6 | 7 | 7 | 9 | 9 | 8 | 8 | 9 | 8 | |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 16 | S 15 | S 15 | S 15 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | S 13 | S 12 | E 9 | E 9 | E 9 | E 9 |
 kJ | 1710 | 1419 | 1138 | 892 | 736 | 593 | 497 | 724 | 1293 | 1225 | 1225 | 42 | 42 | 42 | 42 | 41 | 26 | 26 | 2121 | 1670 | 25 | 25 | 25 | 26 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | S 11 | E 9 | E 9 | E 9 | S 24 | SSW 24 | SSW 23 | SSW 22 | S 21 | S 20 | SSW 20 | E 9 | E 9 | SE 13 | — | — | ENE 9 |
| kJ | 98 | 98 | 96 | 94 | 68 | 94 | 92 | 313 | 64 | 63 | 61 | 47 | 55 | 104 | 181 | 81 | 121 | 151 | 26 | 26 | 7 | — | — | 33 |
Swell 3 Height (m) Direction Period (s) | E 13 | E 13 | E 12 | E 12 | E 12 | NNE 4 | S 16 | E 10 | — | — | S 26 | SE 16 | NE 10 | SE 15 | SE 15 | NE 10 | NE 10 | NE 9 | SW 18 | NE 9 | — | — | — | — |
| kJ | 51 | 52 | 47 | 44 | 43 | 3 | 198 | 88 | — | — | 13 | 10 | 4 | 9 | 8 | 4 | 4 | 3 | 80 | 3 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | SSW 4 | SSW 5 | S 6 | S 6 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | — | S 13 | S 12 | S 12 | S 10 | S 10 |
| kJ | — | — | — | — | — | — | — | 11 | 56 | 116 | 190 | 2577 | 3060 | 3009 | 2904 | 2972 | 2806 | 2537 | — | 2188 | 1665 | 1557 | 1066 | 724 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 7 | 7 | 7 | 7 | 7 | 7 | 0 | 0 | 54 | 72 | 83 | 104 | 104 | 100 | 90 | 90 | 90 | 104 | 11 | 119 | 150 | 100 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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