Surf Forecasts:
How big are the waves at Mahia Spit today (20 Sep):
- Afternoon surf: Afternoon surf (20 Sep, local time) - 1.5ft (0.5m), 11s period with SE swell.
- Evening surf: Evening surf (20 Sep, local time) - 1.5ft (0.4m), 11s period with SE swell.
The current surf forecast for Mahia Spit at 11PM is: 0.4m 11s primary swell from a Southeast direction and 0.4m 10s secondary swell from a Northeast direction (forecast issued at 05:00pm September 20). An open ocean swell of 4.0m 11s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | - | - |
| Afternoon (20 Sep) | 1.5ft (0.5m) | 11s |
| Evening (20 Sep) | 1.5ft (0.4m) | 11s |
Table - waves today at Mahia Spit. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Wed morning. Very mild (max 14°C on Tue morning, min 8°C on Sun night). Winds decreasing (near gales from the SSW on Sun afternoon, calm by Tue morning). | |||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | |||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | SE 11 | NE 10 | SE 10 | NE 9 | NE 10 | ESE 10 | E 10 | ENE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 7 | ESE 9 | ESE 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 55 | 38 | 30 | 30 | 15 | 27 | 3 | 4 | 33 | 9 | 9 | 19 | 10 | 18 | 18 | 18 | 24 | 17 | 14 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | cross-off | glassy | cross-on | on | on | cross-on | cross-off | cross-off | cross-off | glassy | cross | cross-off | cross-off | off |
High Tide | 00:52AM1.26m | 1:20PM1.32m | 1:41AM1.24m | 2:09PM1.32m | |||||||||||||||
Low Tide | 6:48PM0.36m | 7:04AM0.35m | 7:36PM0.38m | 7:51AM0.35m | 8:26PM0.38m | ||||||||||||||
 | |  | | | | | | | | | | | | | |  |  |  | |
 | — | — | — | — | — | 6:00 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | 6:01 | — | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:04 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 |
Temp °C | 12 | 11 | 11 | 11 | 10 | 8 | 9 | 11 | 12 | 12 | 13 | 12 | 12 | 12 | 14 | 14 | 13 | 10 | 10 |
Feels °C | 1 | -1 | -1 | 1 | 2 | 3 | 7 | 7 | 6 | 6 | 10 | 9 | 9 | 9 | 13 | 11 | 5 | 2 | 3 |
Swell 1 Height (m) Direction Period (s) | NE 10 | ENE 10 | NE 10 | SE 11 | S 12 | S 12 | S 13 | SSE 12 | SSE 12 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 13 | SSE 12 | SSE 12 | S 12 | ESE 9 | S 17 |
| kJ | 47 | 38 | 24 | 30 | 3766 | 3214 | 2558 | 1754 | 1280 | 828 | 596 | 432 | 334 | 506 | 380 | 293 | 171 | 17 | 53 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | NE 10 | NE 10 | SE 10 | NE 9 | NE 10 | ESE 10 | E 10 | SE 14 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 7 | ESE 12 | ESE 12 |
| kJ | 55 | 29 | 30 | 24 | 15 | 27 | 3 | 4 | 33 | 8 | 7 | 19 | 10 | 18 | 18 | 18 | 24 | 14 | 14 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | ENE 10 | — | NE 10 | E 13 | ENE 10 | ENE 10 | NE 4 | ENE 3 | ESE 13 | ESE 13 | ESE 13 | ESE 9 | E 12 | NE 12 |
| kJ | — | — | — | — | — | 9 | — | 4 | 3 | 9 | 9 | 2 | 1 | 17 | 17 | 16 | 17 | 3 | 6 |
Wind waves Height (m) Direction Period (s) | S 9 | S 10 | S 11 | S 11 | SSW 12 | — | — | — | — | ENE 3 | NE 4 | — | SW 3 | WNW 3 | — | — | SSW 11 | S 6 | S 8 |
| kJ | 1991 | 2783 | 3435 | 3510 | 5411 | — | — | — | — | 8 | 6 | — | 2 | 1 | — | — | 268 | 355 | 647 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 141 | 112 | 89 | 86 | 86 | 7 | 6 | 6 | 7 | 7 | 7 | 2 | 7 | 7 | 2 | 2 | 79 | 89 | 56 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
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