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Surf Forecasts:
Happy Jacks surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 11 am Thursday 21 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
15.2° C
(Which is 1.1°C colder than average for this time of year)How big are the waves at Happy Jacks today?
The current surf forecast for Happy Jacks at 4PM is: 0.2m 9s primary swell from a South-southeast direction and 0.2m 6s secondary swell from a South-southeast direction, 0.2m 8s secondary swell from a East direction, 0.4m 5s secondary swell from a Northeast direction (forecast issued at 11:00am May 21). The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 1.5ft (0.4m) | 7s |
| Afternoon (21 May) | 1.5ft (0.4m) | 5s |
| Evening (21 May) | 0.5ft (0.2m) | 13s |
Table - waves today at Happy Jacks. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Thu afternoon, min 12°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 | 3 AM | 6 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 7 | SSE 7 | NE 5 | NE 5 | SSE 13 | NE 5 | SSE 9 | NE 5 | NE 8 | NE 7 | SE 10 | NE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | ENE 11 | |
12 | 9 | 8 | 12 | 17 | 14 | 16 | 8 | 32 | 12 | 25 | 29 | 38 | 38 | 55 | 72 | 92 | 117 | 212 | 202 | 187 | 134 | 127 | 222 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross-off | cross-off | cross-off | glassy | glassy | glassy | glassy | cross-on | cross | cross | cross | cross-off | cross-off | glassy | cross-off | cross-off | cross-off | off | off | off | cross-off | |
High Tide | 9:18AM1.80m | 9:41PM1.91m | 10:13AM1.75m | 10:38PM1.84m | 11:07AM1.68m | 11:36PM1.75m | ||||||||||||||||||
Low Tide | 3:26PM0.08m | 4:06AM0.07m | 4:23PM0.08m | 5:02AM0.08m | 5:19PM0.11m | 5:58AM0.11m | ||||||||||||||||||
 | | |  | | | | | | | | | | | | | |  | |  | | | | | |
 | 7:09 | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:11 |
 | — | — | 5:00 | — | — | — | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:59 | — | — | — | — | 4:58 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 15 | 18 | 15 | 15 | 14 | 13 | 12 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 13 | 14 | 14 | 13 | 12 | 12 | 12 | 12 |
9 | 13 | 15 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 12 | 10 | 10 | 10 | 11 | 10 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | NE 4 | NE 4 | SSE 6 | NE 5 | NE 5 | NE 5 | NE 5 | NE 5 | NE 8 | NE 7 | SE 10 | SE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | S 13 | S 13 | ENE 9 | ENE 9 | ENE 9 | ENE 11 |
 kJ | 6 | 5 | 4 | 12 | 13 | 13 | 13 | 7 | 32 | 12 | 25 | 24 | 38 | 38 | 55 | 72 | 92 | 90 | 212 | 202 | 124 | 88 | 88 | 222 |
Swell 2 Height (m) Direction Period (s) | SE 7 | SSE 7 | E 8 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | ENE 9 | NE 7 | NE 11 | SE 10 | SE 10 | NE 4 | S 10 | S 13 | S 13 | ENE 10 | ENE 10 | S 12 | S 12 | S 12 | S 11 |
| kJ | 12 | 9 | 6 | 8 | 8 | 8 | 16 | 8 | 7 | 7 | 11 | 29 | 24 | 23 | 6 | 48 | 84 | 117 | 111 | 107 | 187 | 134 | 127 | 119 |
Swell 3 Height (m) Direction Period (s) | E 8 | E 9 | SSE 9 | E 8 | SSE 13 | SSE 12 | NE 9 | ENE 8 | SSE 11 | SSE 11 | ENE 9 | E 11 | E 11 | S 16 | SE 9 | S 13 | S 9 | S 9 | SSW 5 | SE 11 | ENE 12 | ENE 12 | ENE 11 | S 15 |
| kJ | 6 | 6 | 8 | 6 | 17 | 14 | 3 | 7 | 12 | 11 | 7 | 2 | 2 | 5 | 14 | 55 | 44 | 42 | 2 | 5 | 49 | 79 | 97 | 68 |
Wind waves Height (m) Direction Period (s) | NNW 3 | NE 4 | NE 5 | — | NNW 2 | — | — | — | — | — | — | NE 7 | NE 3 | NE 4 | NNE 4 | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 9 | 7 | — | 1 | — | — | — | — | — | — | 15 | 6 | 7 | 11 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 79 | 72 | 146 | 72 | 72 | 17 | 15 | 15 | 0 | 15 | 44 | 44 | 44 | 39 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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