Surf Forecasts:
How big are the waves at Port Robinson today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 10ft (3.0m), 9s period with SSW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 8ft (2.5m), 15s period with SSE swell.
- Evening surf: Evening surf (20 Sep, local time) - 7ft (2.2m), 16s period with SSE swell.
The current surf forecast for Port Robinson at 2PM is: 2.5m 15s primary swell from a South-southeast direction and 0.3m 11s secondary swell from a East-southeast direction, 0.1m 11s secondary swell from a East direction (forecast issued at 11:00am September 20). The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 10ft (3.0m) | 9s |
| Afternoon (20 Sep) | 8ft (2.5m) | 15s |
| Evening (20 Sep) | 7ft (2.2m) | 16s |
Table - waves today at Port Robinson. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Mon night. Very mild (max 15°C on Mon afternoon, min 6°C on Tue morning). Mainly fresh winds. | |||||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | |||||||||||||||||||
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) | SSW 9 | S 10 | SSE 15 | S 15 | SSE 16 | SSE 11 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 12 | SSE 9 | SSE 9 | SSE 9 | SSE 16 | S 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1738 | 1040 | 2877 | 5794 | 2308 | 582 | 351 | 254 | 166 | 137 | 140 | 237 | 113 | 80 | 58 | 26 | 604 | 238 | 147 | 71 | 53 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | glassy | on | cross-on | cross-on | cross-off | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | off | off | glassy | cross-on | cross-off |
High Tide | 11:44AM1.52m | 00:05AM1.41m | 12:31PM1.53m | 00:51AM1.41m | 1:15PM1.53m | ||||||||||||||||
Low Tide | 5:57PM0.39m | 6:08AM0.37m | 6:43PM0.39m | 6:53AM0.35m | 7:27PM0.36m | ||||||||||||||||
 | | | |  | |  | | | | | | | |  |  |  | | | | | |
 | 6:20 | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — |
 | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:22 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 5 | — | — | — | — |
Temp °C | 9 | 11 | 11 | 10 | 8 | 7 | 7 | 7 | 9 | 13 | 15 | 14 | 13 | 12 | 9 | 7 | 6 | 10 | 12 | 11 | 10 |
Feels °C | 2 | 3 | 4 | 6 | 6 | 3 | 2 | 3 | 6 | 10 | 12 | 12 | 8 | 7 | 3 | 1 | 1 | 5 | 9 | 5 | 4 |
Swell 1 Height (m) Direction Period (s) | S 9 | ESE 11 | ESE 11 | SSE 16 | SSE 16 | SSE 11 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 12 | SSE 9 | SSE 9 | SSE 9 | ENE 10 | S 7 | SSE 8 | SSE 8 | SSE 7 | SSE 7 |
| kJ | 465 | 41 | 23 | 2982 | 2308 | 582 | 351 | 254 | 166 | 137 | 140 | 237 | 113 | 80 | 58 | 19 | 315 | 238 | 147 | 71 | 48 |
Swell 2 Height (m) Direction Period (s) | ESE 11 | NE 11 | E 11 | ESE 11 | ESE 11 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 15 | NE 4 | NE 6 | NE 7 | NE 7 | NE 7 | ESE 13 | SSE 17 | SSE 17 | SSE 17 | SSE 17 | SSE 16 |
| kJ | 47 | 5 | 2 | 22 | 11 | 412 | 237 | 147 | 99 | 93 | 4 | 11 | 12 | 11 | 8 | 17 | 57 | 59 | 59 | 55 | 53 |
Swell 3 Height (m) Direction Period (s) | SSE 16 | — | — | — | E 11 | ESE 11 | ESE 10 | ESE 10 | ENE 4 | ENE 4 | ESE 10 | ENE 10 | ESE 13 | ESE 13 | ESE 13 | SSE 16 | ENE 10 | ESE 13 | ESE 12 | ESE 12 | ESE 12 |
| kJ | 100 | — | — | — | 2 | 23 | 22 | 10 | 5 | 3 | 20 | 9 | 18 | 17 | 17 | 26 | 9 | 16 | 15 | 14 | 14 |
Wind waves Height (m) Direction Period (s) | SSW 9 | S 10 | SSE 15 | S 15 | — | — | NE 11 | NE 3 | NE 4 | NE 4 | NE 4 | — | — | — | — | S 5 | S 8 | — | WNW 3 | — | NW 2 |
| kJ | 1738 | 1040 | 2877 | 5794 | — | — | 5 | 2 | 12 | 7 | 13 | — | — | — | — | 100 | 604 | — | 1 | — | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 73 | 0 | 81 | 269 | 88 | 27 | 0 | 28 | 28 | 28 | 0 | 27 | 27 | 27 | 44 | 0 | 44 | 81 | 0 | 0 | 0 |
Best forecast wave conditions in Canterbury | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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