Surf Forecasts:
How big are the waves at Sponge bay today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 8ft (2.4m), 10s period with SSE swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 8ft (2.4m), 10s period with SSE swell.
- Evening surf: Evening surf (17 Aug, local time) - 11ft (3.5m), 9s period with S swell.
The current surf forecast for Sponge bay at 12AM is: 2.3m 10s primary swell from a South-southeast direction and 1.6m 9s secondary swell from a East-southeast direction, 0.3m 19s secondary swell from a South direction (forecast issued at 05:00pm August 16). The wind direction is predicted to be onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 8ft (2.4m) | 10s |
| Afternoon (17 Aug) | 8ft (2.4m) | 10s |
| Evening (17 Aug) | 11ft (3.5m) | 9s |
Table - waves today at Sponge bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 36mm), heaviest during Sun afternoon. Very mild (max 11°C on Sun afternoon, min 8°C on Mon night). Winds increasing (fresh winds from the SW on Mon night, near gales from the SSW by Tue night). | |||||||||||||||||||
Sun 16 | Monday 17 | Tuesday 18 | |||||||||||||||||
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) | SSW 16 | SSE 8 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | S 10 | S 9 | S 9 | S 9 | S 9 | SSW 8 | S 9 | SSE 10 | SSE 11 | SSE 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 229 | 497 | 865 | 1004 | 1263 | 1172 | 1077 | 1058 | 1007 | 2074 | 1960 | 1764 | 1669 | 1567 | 953 | 2249 | 1561 | 2429 | 3319 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 8:51PM2.10m | 9:16AM2.02m | 9:37PM2.07m | 10:02AM2.01m | |||||||||||||||
Low Tide | 2:37PM0.43m | 3:10AM0.46m | 3:25PM0.47m | 3:54AM0.48m | 4:11PM0.52m | ||||||||||||||
 |  |  | | | |  | |  |  | | | |  |  |  | | | | |
 | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — |
 | 5:30 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:32 | — | — |
mm | 3 | 7 | 5 | 3 | 1 | 1 | 1 | 1 | — | 1 | 1 | 1 | 1 | — | — | — | — | 3 | 1 |
Temp °C | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 9 | 10 | 10 | 8 | 8 |
Feels °C | 3 | 2 | 1 | -1 | -1 | -1 | -1 | -1 | -1 | 0 | 0 | 1 | -1 | 0 | 1 | 0 | 0 | -3 | -4 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | SSE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SSE 9 | SSE 9 | E 11 | — | SE 16 |
| kJ | 194 | 190 | 262 | 378 | 344 | 352 | 348 | 276 | 139 | 904 | 968 | 882 | 800 | 760 | 707 | 1021 | 20 | — | 10 |
Swell 2 Height (m) Direction Period (s) | SSE 16 | SSE 16 | ENE 9 | S 19 | SSW 19 | SSW 17 | S 17 | S 16 | S 16 | ESE 10 | SSE 15 | SSE 15 | SSE 15 | SSE 15 | E 10 | E 18 | — | — | — |
| kJ | 87 | 84 | 59 | 66 | 118 | 333 | 140 | 134 | 126 | 110 | 76 | 73 | 42 | 42 | 30 | 6 | — | — | — |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SE 15 | S 20 | SE 15 | ESE 15 | — | — | — | — | SSE 15 | ESE 10 | — | — | — | — | — | — | — | — |
| kJ | 229 | 9 | 30 | 9 | 22 | — | — | — | — | 79 | 18 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 6 | SSE 8 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | S 10 | S 9 | S 9 | S 9 | S 9 | SSW 8 | S 9 | SSE 10 | SSE 11 | SSE 12 |
| kJ | 148 | 497 | 865 | 1004 | 1263 | 1172 | 1077 | 1058 | 1007 | 2074 | 1960 | 1764 | 1669 | 1567 | 953 | 2249 | 1561 | 2429 | 3319 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 68 | 68 | 121 | 294 | 121 | 133 | 118 | 118 | 118 | 119 | 68 | 53 | 68 | 68 | 68 | 125 | 432 | 125 | 125 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
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