Surf Forecasts:
How big are the waves at Sponge bay today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 8ft (2.5m), 9s period with S swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 6.5ft (2.0m), 9s period with S swell.
- Evening surf: Evening surf (18 Oct, local time) - 3ft (0.9m), 14s period with SSE swell.
The current surf forecast for Sponge bay at 12AM is: 3.5m 10s primary swell from a South direction and 2.3m 10s secondary swell from a South-southeast direction (forecast issued at 06:00pm October 17). An open ocean swell of 0.1m 12s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 8ft (2.5m) | 9s |
| Afternoon (18 Oct) | 6.5ft (2.0m) | 9s |
| Evening (18 Oct) | 3ft (0.9m) | 14s |
Table - waves today at Sponge bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat afternoon. Very mild (max 16°C on Mon morning, min 9°C on Sat night). Winds decreasing (fresh winds from the SSW on Sat afternoon, calm by Mon morning). | |||||||||||||||||||
Sat 17 | Sunday 18 | Monday 19 | |||||||||||||||||
4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | SSE 14 | SSE 14 | SSE 13 | SSE 15 | SSE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | SSE 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 2522 | 2362 | 2184 | 1976 | 1601 | 1419 | 977 | 805 | 632 | 281 | 326 | 408 | 539 | 645 | 637 | 588 | 557 | 549 | 465 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross | cross-off | cross-off | cross-off | glassy | cross | cross-off | cross-off | glassy |
High Tide | 11:40PM1.71m | 12:08PM1.76m | 00:29AM1.69m | 12:58PM1.75m | |||||||||||||||
Low Tide | 5:39PM0.70m | 5:57AM0.75m | 6:30PM0.73m | 6:48AM0.80m | 7:23PM0.75m | ||||||||||||||
 |  |  |  | |  |  |  | | |  | | | | | | | | | |
 | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | 7:27 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:29 | — |
mm | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 12 | 12 | 11 | 10 | 9 | 11 | 12 | 13 | 13 | 11 | 11 | 11 | 11 | 14 | 16 | 16 | 16 | 14 |
Feels °C | 3 | 4 | 4 | 4 | 3 | 3 | 5 | 6 | 7 | 9 | 9 | 8 | 8 | 8 | 12 | 12 | 12 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | SE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SE 8 | SE 8 | SE 8 | SSE 15 | SSE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | SSE 14 |
| kJ | 1249 | 1280 | 1102 | 1024 | 838 | 703 | 572 | 450 | 440 | 227 | 196 | 169 | 539 | 645 | 637 | 588 | 557 | 549 | 465 |
Swell 2 Height (m) Direction Period (s) | — | NE 12 | NE 12 | NE 12 | NE 12 | SSE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SE 8 | ESE 8 | SE 7 | SE 7 | SE 7 | ESE 7 | SE 6 |
| kJ | — | 5 | 5 | 5 | 5 | 80 | 131 | 172 | 236 | 281 | 326 | 408 | 126 | 78 | 65 | 64 | 42 | 35 | 25 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | E 12 | SE 12 | ESE 12 | E 11 | SSE 9 | SSE 9 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 |
| kJ | — | — | — | — | — | 3 | 39 | 15 | 2 | 64 | 15 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | — | — | — | — | — | — | — | — | NE 3 | — |
| kJ | 2522 | 2362 | 2184 | 1976 | 1601 | 1419 | 977 | 805 | 632 | — | — | — | — | — | — | — | — | 1 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 121 | 121 | 121 | 121 | 119 | 68 | 68 | 122 | 44 | 36 | 3 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
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