Surf Forecasts:
How big are the waves at Port Robinson today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 3.5ft (1.1m), 14s period with SSE swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 3ft (0.9m), 13s period with SSE swell.
- Evening surf: Evening surf (21 Jul, local time) - 1.5ft (0.5m), 12s period with SSE swell.
The current surf forecast for Port Robinson at 3AM is: 1.3m 16s primary swell from a South-southeast direction and 0.5m 12s secondary swell from a East-southeast direction, 0.4m 4s secondary swell from a Northeast direction (forecast issued at 11:00pm July 20). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 3.5ft (1.1m) | 14s |
| Afternoon (21 Jul) | 3ft (0.9m) | 13s |
| Evening (21 Jul) | 1.5ft (0.5m) | 12s |
Table - waves today at Port Robinson. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Thu afternoon, min 7°C on Mon night). Wind will be generally light. | |||||||||||||||||
Tuesday 21 | Wednesday 22 | ||||||||||||||||
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 17 | SSE 16 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 12 | S 10 | S 10 | SSE 10 | SSE 13 | SSE 13 |
Wave Graph  | |||||||||||||||||
 kJ | 1388 | 1068 | 838 | 679 | 439 | 421 | 298 | 131 | 81 | 140 | 135 | 104 | 56 | 52 | 34 | 34 | 34 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross-off | glassy | glassy | cross-on | cross-off | cross-off | cross-off | cross-off | off | glassy | glassy | cross-on | cross-on |
High Tide | 9:48PM1.65m | 10:20AM1.59m | 10:42PM1.58m | 11:14AM1.57m | |||||||||||||
Low Tide | 4:07AM0.15m | 4:32PM0.23m | 4:58AM0.21m | 5:25PM0.30m | |||||||||||||
 | | | |  |  | |  |  | | | | | |  | | | |
 | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:17 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 8 | 7 | 7 | 7 | 7 | 9 | 11 | 10 | 9 | 8 | 8 | 7 | 7 | 9 | 10 | 9 | 8 |
Feels °C | 4 | 2 | 3 | 4 | 4 | 7 | 9 | 7 | 6 | 5 | 4 | 4 | 4 | 7 | 8 | 6 | 4 |
Swell 1 Height (m) Direction Period (s) | SSE 17 | SSE 16 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 13 | SSE 12 | SSE 9 | SSE 12 | SSE 11 | SSE 12 | S 10 | S 10 | SSE 10 | SSE 9 | SSE 13 |
| kJ | 1388 | 1068 | 838 | 679 | 439 | 421 | 298 | 131 | 61 | 140 | 135 | 104 | 56 | 52 | 31 | 16 | 34 |
Swell 2 Height (m) Direction Period (s) | ESE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | SSE 9 | SSE 12 | ESE 11 | ESE 11 | ESE 11 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 9 |
| kJ | 109 | 78 | 77 | 73 | 71 | 48 | 48 | 59 | 81 | 23 | 23 | 23 | 36 | 18 | 34 | 34 | 16 |
Swell 3 Height (m) Direction Period (s) | — | — | — | NE 4 | NE 4 | NE 4 | ENE 4 | ESE 11 | ESE 11 | NE 5 | ENE 6 | NE 5 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 |
| kJ | — | — | — | 4 | 4 | 5 | 2 | 49 | 24 | 4 | 3 | 1 | 23 | 11 | 11 | 11 | 11 |
Wind waves Height (m) Direction Period (s) | NNE 3 | NE 3 | NE 4 | NNE 4 | — | — | — | NE 4 | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 3 | 3 | 24 | — | — | — | 4 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 28 | 28 | 27 | 1 | 0 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 44 | 44 |
Best forecast wave conditions in Canterbury | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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