Surf Forecasts:
How big are the waves at Port Robinson today (31 Jul):
- Afternoon surf: Afternoon surf (31 Jul, local time) - 2ft (0.6m), 12s period with E swell.
- Evening surf: Evening surf (31 Jul, local time) - 1.5ft (0.4m), 15s period with SE swell.
The current surf forecast for Port Robinson at 10PM is: 0.5m 11s primary swell from a East direction and 0.4m 15s secondary swell from a Southeast direction (forecast issued at 05:00pm July 31). An open ocean swell of 2.1m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | - | - |
| Afternoon (31 Jul) | 2ft (0.6m) | 12s |
| Evening (31 Jul) | 1.5ft (0.4m) | 15s |
Table - waves today at Port Robinson. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Very mild (max 15°C on Mon morning, min 4°C on Fri night). Winds decreasing (gales from the WSW on Fri night, calm by Sun morning). | |||||||||||||||||||
Fri 31 | Saturday 1 | Sunday 2 | |||||||||||||||||
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) | E 12 | E 11 | SE 15 | SSW 8 | S 10 | S 11 | S 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SE 13 | SE 12 | SSE 12 | SE 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 98 | 88 | 61 | 821 | 1429 | 1688 | 3934 | 1899 | 1649 | 1342 | 904 | 718 | 637 | 394 | 339 | 816 | 597 | 464 | 400 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | cross-off |
High Tide | 6:01PM1.61m | 6:19AM1.46m | 6:43PM1.59m | 7:03AM1.46m | 7:26PM1.57m | ||||||||||||||
Low Tide | 00:20AM0.29m | 12:28PM0.26m | 1:03AM0.28m | 1:14PM0.26m | |||||||||||||||
 |  |  |  | |  | | |  |  | | | | | | | | | | |
 | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — |
 | 5:25 | — | — | — | — | — | — | — | 5:27 | — | — | — | — | — | — | — | 5:28 | — | — |
mm | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 10 | 6 | 4 | 4 | 4 | 4 | 6 | 7 | 7 | 6 | 5 | 5 | 6 | 6 | 10 | 12 | 11 | 9 |
Feels °C | 1 | 2 | -8 | -7 | -5 | -4 | -4 | -2 | 0 | 2 | 2 | 0 | 0 | 1 | 1 | 7 | 8 | 7 | 5 |
Swell 1 Height (m) Direction Period (s) | E 12 | E 11 | E 11 | E 11 | E 11 | E 11 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SE 13 | SE 12 | SSE 12 | SE 12 |
| kJ | 98 | 88 | 61 | 37 | 20 | 20 | 2199 | 1899 | 1649 | 1342 | 904 | 718 | 637 | 394 | 339 | 816 | 597 | 464 | 400 |
Swell 2 Height (m) Direction Period (s) | NE 6 | SE 15 | SE 15 | SE 15 | NE 8 | NE 9 | E 11 | E 10 | E 10 | ESE 15 | SE 14 | SE 14 | SE 13 | SE 13 | SE 13 | E 16 | E 16 | S 23 | NNE 5 |
| kJ | 10 | 58 | 58 | 57 | 3 | 3 | 9 | 8 | 8 | 142 | 284 | 218 | 183 | 290 | 286 | 5 | 5 | 10 | 2 |
Swell 3 Height (m) Direction Period (s) | ESE 16 | NE 7 | ENE 8 | ENE 8 | NE 8 | NE 9 | E 18 | E 18 | E 17 | E 17 | E 10 | E 10 | E 16 | E 16 | E 16 | E 9 | NE 16 | E 16 | SSE 21 |
| kJ | 24 | 14 | 6 | 6 | 3 | 3 | 6 | 6 | 6 | 6 | 2 | 2 | 5 | 5 | 5 | 2 | 10 | 5 | 44 |
Wind waves Height (m) Direction Period (s) | WNW 3 | W 4 | SW 6 | SSW 8 | S 10 | S 11 | S 12 | — | — | — | — | — | — | NW 3 | — | — | — | — | NW 2 |
| kJ | 10 | 9 | 280 | 821 | 1429 | 1688 | 3934 | — | — | — | — | — | — | 2 | — | — | — | — | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 66 | 73 | 176 | 176 | 179 | 81 | 81 | 84 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 27 | 0 |
Best forecast wave conditions in Canterbury | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
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