Surf Forecasts:
How big are the waves at Sponge bay today (13 Aug):
- Morning surf: Morning surf (13 Aug, local time) - 3ft (0.9m), 9s period with SE swell.
- Afternoon surf: Afternoon surf (13 Aug, local time) - 2.5ft (0.8m), 9s period with SE swell.
- Evening surf: Evening surf (13 Aug, local time) - 2ft (0.6m), 8s period with SE swell.
The current surf forecast for Sponge bay at 3PM is: 0.8m 9s primary swell from a Southeast direction (forecast issued at 11:00am August 13). An open ocean swell of 0.5m 5s is not directed at the surf break, a second open ocean swell of 1.1m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 3ft (0.9m) | 9s |
| Afternoon (13 Aug) | 2.5ft (0.8m) | 9s |
| Evening (13 Aug) | 2ft (0.6m) | 8s |
Table - waves today at Sponge bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 48mm), heaviest during Fri morning. Very mild (max 14°C on Fri afternoon, min 10°C on Thu morning). Mainly fresh winds. | |||||||||||||||||||||
Thu 13 | Friday 14 | Saturday 15 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SE 9 | SE 8 | SE 8 | SE 8 | E 6 | E 7 | E 7 | E 7 | E 7 | E 8 | E 9 | E 9 | E 9 | E 9 | E 8 | E 9 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 138 | 115 | 93 | 61 | 57 | 33 | 30 | 76 | 103 | 123 | 153 | 295 | 540 | 561 | 493 | 430 | 724 | 396 | 929 | 472 | 412 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross-off | cross | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 6:28PM2.00m | 6:51AM1.92m | 7:19PM2.07m | 7:42AM1.98m | 8:05PM2.10m | ||||||||||||||||
Low Tide | 12:04PM0.45m | 00:48AM0.54m | 12:58PM0.43m | 1:39AM0.49m | 1:48PM0.42m | ||||||||||||||||
 | | |  | |  | | | |  | | |  | | | | | | | | | |
 | 6:56 | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — |
 | — | — | 5:28 | — | — | — | — | — | — | — | 5:29 | — | — | — | — | — | — | — | 5:30 | — | — |
mm | 1 | 1 | 3 | 1 | 1 | — | — | — | 2 | 6 | 2 | 3 | 6 | 2 | 1 | 1 | 1 | 4 | 5 | 1 | 2 |
Temp °C | 10 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
Feels °C | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 9 | 7 | 9 | 12 | 11 | 12 | 12 | 9 | 9 | 9 | 9 |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | E 6 | E 7 | E 7 | ESE 14 | ESE 14 | E 8 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 138 | 115 | 93 | 32 | 43 | 56 | 60 | 76 | 103 | 123 | 19 | 19 | 540 | 561 | 493 | 430 | 360 | 396 | 450 | 472 | 412 |
Swell 2 Height (m) Direction Period (s) | NE 4 | ENE 5 | ENE 5 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 14 | ESE 14 | S 16 | S 16 | SE 15 | SE 11 | SSE 9 | ESE 13 | E 14 | S 18 | S 18 | S 18 | SSE 18 |
| kJ | 5 | 9 | 14 | 61 | 57 | 33 | 30 | 30 | 19 | 20 | 5 | 5 | 8 | 31 | 8 | 18 | 4 | 6 | 25 | 25 | 30 |
Swell 3 Height (m) Direction Period (s) | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | S 16 | S 16 | ESE 14 | S 16 | S 15 | SSE 9 | S 15 | SE 8 | S 16 | E 14 | E 14 | — | S 18 |
| kJ | 18 | 17 | 17 | 17 | 16 | 17 | 17 | 17 | 5 | 5 | 20 | 5 | 4 | 8 | 4 | 3 | 5 | 4 | 4 | — | 55 |
Wind waves Height (m) Direction Period (s) | NE 5 | NE 5 | NE 5 | NE 6 | NE 6 | NE 6 | NE 6 | ENE 6 | ENE 7 | ENE 7 | E 7 | E 7 | ENE 9 | ENE 9 | — | ENE 9 | E 9 | E 8 | E 9 | — | SE 8 |
| kJ | 22 | 48 | 68 | 123 | 156 | 184 | 196 | 187 | 209 | 234 | 153 | 295 | 1291 | 1693 | — | 1097 | 724 | 921 | 929 | — | 244 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 46 | 46 | 46 | 97 | 97 | 97 | 0 | 0 | 1 | 44 | 46 | 46 | 68 | 53 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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