Surf Forecasts:
How big are the waves at Port Robinson today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 5.5ft (1.7m), 19s period with SSE swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 6ft (1.8m), 18s period with SSE swell.
- Evening surf: Evening surf (20 Jul, local time) - 5ft (1.5m), 17s period with SSE swell.
The current surf forecast for Port Robinson at 1AM is: 1.1m 17s primary swell from a South-southeast direction and 0.8m 9s secondary swell from a South-southeast direction (forecast issued at 05:00pm July 19). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 5.5ft (1.7m) | 19s |
| Afternoon (20 Jul) | 6ft (1.8m) | 18s |
| Evening (20 Jul) | 5ft (1.5m) | 17s |
Table - waves today at Port Robinson. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun night. Very mild (max 11°C on Tue afternoon, min 7°C on Mon night). Wind will be generally light. | |||||||||||||||||||
Sun 19 | Monday 20 | Tuesday 21 | |||||||||||||||||
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) | SSE 16 | SSE 16 | SSE 16 | SSE 17 | SSE 18 | SSE 18 | SSE 19 | SSE 19 | SSE 18 | SSE 18 | SSE 17 | SSE 16 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 13 | SSE 12 | SSE 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 487 | 481 | 499 | 629 | 751 | 1195 | 2159 | 2420 | 2033 | 1645 | 1315 | 1068 | 838 | 679 | 439 | 415 | 294 | 131 | 203 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross | glassy | cross-off | glassy | glassy | glassy | on | on | cross-on | cross-on | cross-on | cross | cross-off | glassy | glassy | cross-on | cross-off |
High Tide | 8:54PM1.74m | 9:24AM1.63m | 9:48PM1.65m | 10:20AM1.59m | |||||||||||||||
Low Tide | 3:15AM0.09m | 3:37PM0.16m | 4:07AM0.15m | 4:32PM0.23m | |||||||||||||||
 |  |  | |  |  |  | | | | | | | |  | | | | | |
 | — | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — |
 | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:16 | — | — |
mm | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 9 | 8 | 9 | 8 | 8 | 9 | 10 | 10 | 9 | 8 | 7 | 7 | 7 | 7 | 9 | 11 | 10 | 10 |
Feels °C | 7 | 7 | 6 | 8 | 5 | 6 | 7 | 8 | 7 | 6 | 4 | 3 | 3 | 4 | 4 | 7 | 9 | 7 | 7 |
Swell 1 Height (m) Direction Period (s) | SSE 16 | SSE 16 | SSE 16 | SSE 17 | SSE 18 | SSE 18 | SSE 19 | SSE 19 | SSE 18 | SSE 18 | SSE 17 | SSE 16 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 13 | SSE 12 | SSE 12 |
| kJ | 487 | 481 | 499 | 629 | 751 | 1195 | 2159 | 2420 | 2033 | 1645 | 1315 | 1068 | 838 | 679 | 439 | 415 | 294 | 131 | 203 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 9 | SSE 9 | SSE 8 | SSE 9 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | SSE 9 | ESE 11 |
| kJ | 75 | 79 | 126 | 99 | 96 | 101 | 129 | 127 | 125 | 125 | 79 | 78 | 77 | 73 | 71 | 48 | 48 | 59 | 48 |
Swell 3 Height (m) Direction Period (s) | ESE 13 | ESE 13 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | — | — | — | — | — | — | — | NE 4 | ENE 4 | ENE 4 | ENE 4 | ESE 11 | ENE 4 |
| kJ | 321 | 261 | 220 | 169 | 167 | 167 | — | — | — | — | — | — | — | 3 | 3 | 1 | 2 | 49 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | NNE 3 | NE 3 | NE 4 | — | — | — | ENE 4 | NE 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 3 | 1 | 9 | — | — | — | 2 | 4 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 27 | 28 | 44 | 0 | 0 | 0 | 0 | 0 | 28 | 28 | 28 | 27 | 27 | 1 | 0 | 0 | 0 | 28 | 0 |
Best forecast wave conditions in Canterbury | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
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