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Surf Forecasts:
Happy Jacks surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 5 am Wednesday 13 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 10AM is: 2.3m 14s primary swell from a South direction and 0.6m 9s secondary swell from a East direction, 0.1m 25s secondary swell from a South direction (forecast issued at 05:00am May 13). The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 7ft (2.2m) | 15s |
| Afternoon (13 May) | 8ft (2.5m) | 14s |
| Evening (13 May) | 10ft (3.0m) | 13s |
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 8mm), mostly falling on Wed night. Very mild (max 13°C on Wed morning, min 12°C on Thu afternoon). Mainly fresh winds. | ||||||||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 14 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 11 | S 10 | S 9 | S 18 | S 16 | S 16 | S 15 | S 14 | S 14 | |
1447 | 1371 | 2027 | 2346 | 2846 | 3065 | 2792 | 2662 | 2436 | 3004 | 1806 | 2027 | 1679 | 1236 | 963 | 750 | 500 | 388 | 332 | 438 | 1569 | 1392 | 1335 | 1262 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 1:51AM1.54m | 2:16PM1.51m | 2:42AM1.60m | 3:10PM1.60m | 3:35AM1.68m | 4:03PM1.71m | ||||||||||||||||||
Low Tide | 8:04AM0.31m | 8:29PM0.34m | 8:55AM0.29m | 9:25PM0.31m | 9:48AM0.27m | 10:20PM0.27m | ||||||||||||||||||
 | |  |  | |  | |  | |  | |  | | | | | | |  | | | | | | |
 | — | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | 7:03 |
 | — | — | — | — | 5:06 | — | — | — | — | — | — | — | 5:06 | — | — | — | — | — | — | — | 5:05 | — | — | 5:04 |
— | — | — | — | — | — | — | 1 | — | 1 | — | 1 | 1 | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | |
Temp °C | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
8 | 8 | 7 | 7 | 6 | 6 | 7 | 8 | 8 | 8 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | S 15 | S 15 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | S 13 | S 13 | S 13 | S 12 | E 9 | E 9 | ENE 9 | ENE 9 | S 15 | S 18 | S 16 | S 16 | S 15 | S 14 | S 14 |
 kJ | 1447 | 1371 | 61 | 61 | 42 | 42 | 43 | 42 | 41 | 2190 | 1806 | 1423 | 1194 | 25 | 25 | 27 | 28 | 104 | 300 | 438 | 1569 | 1392 | 1335 | 1262 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | S 26 | S 24 | SSW 24 | SSW 23 | S 22 | S 21 | S 20 | E 9 | E 9 | E 9 | E 9 | SE 13 | SE 13 | ENE 9 | S 16 | ENE 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 11 |
| kJ | 87 | 63 | 13 | 47 | 55 | 104 | 145 | 81 | 121 | 41 | 41 | 26 | 26 | 7 | 7 | 48 | 77 | 29 | 47 | 49 | 49 | 50 | 52 | 57 |
Swell 3 Height (m) Direction Period (s) | — | — | S 26 | SE 16 | NE 10 | SE 15 | SE 15 | — | NE 10 | S 20 | SW 18 | S 18 | SE 13 | — | — | — | — | S 20 | SSW 15 | — | — | — | — | — |
| kJ | — | — | 13 | 10 | 4 | 9 | 8 | — | 4 | 119 | 80 | 56 | 7 | — | — | — | — | 30 | 85 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 4 | S 5 | S 15 | S 14 | S 14 | S 14 | S 13 | S 14 | S 13 | S 13 | — | S 13 | S 12 | S 12 | S 12 | S 11 | S 10 | S 9 | S 9 | S 9 | — | — | — | — |
| kJ | 13 | 36 | 2027 | 2346 | 2846 | 3065 | 2792 | 2662 | 2436 | 3004 | — | 2027 | 1679 | 1236 | 963 | 750 | 500 | 388 | 332 | 332 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 7 | 32 | 83 | 104 | 150 | 104 | 93 | 90 | 90 | 90 | 11 | 104 | 99 | 104 | 32 | 7 | 32 | 32 | 10 | 10 | 10 | 10 | 10 | 7 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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