Surf Forecasts:
How big are the waves at Jacks Point today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 3ft (0.9m), 11s period with SSE swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 4.5ft (1.3m), 16s period with SSE swell.
- Evening surf: Evening surf (20 Sep, local time) - 3ft (0.9m), 13s period with SSE swell.
The current surf forecast for Jacks Point at 6AM is: 0.8m 8s primary swell from a South-southeast direction and 0.4m 15s secondary swell from a Southeast direction (forecast issued at 11:00pm September 19). An open ocean swell of 2.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 3ft (0.9m) | 11s |
| Afternoon (20 Sep) | 4.5ft (1.3m) | 16s |
| Evening (20 Sep) | 3ft (0.9m) | 13s |
Table - waves today at Jacks Point. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Mon night. Very mild (max 19°C on Mon afternoon, min 4°C on Mon night). Winds decreasing (strong winds from the S on Mon night, light winds from the NW by Tue afternoon). | |||||||||||||||||
Sunday 20 | Monday 21 | ||||||||||||||||
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) | SE 11 | ESE 11 | SSE 6 | SSE 8 | SSE 11 | SSE 16 | SSE 16 | SSE 16 | SSE 13 | SE 11 | SE 11 | SE 11 | SE 14 | SSE 12 | SE 12 | SSE 11 | SE 11 |
Wave Graph  | |||||||||||||||||
 kJ | 31 | 24 | 44 | 80 | 229 | 806 | 892 | 674 | 277 | 179 | 121 | 92 | 167 | 99 | 68 | 47 | 29 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross | cross-on | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:28PM2.07m | 10:31AM2.08m | 11:23PM2.06m | 11:19AM2.11m | |||||||||||||
Low Tide | 4:17AM0.92m | 4:55PM0.80m | 5:11AM0.90m | 5:54PM0.72m | |||||||||||||
 |  | | |  | | | | |  | |  | | | | | | |
 | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:30 | — |
mm | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 9 | 7 | 6 | 9 | 12 | 12 | 10 | 7 | 6 | 5 | 5 | 9 | 16 | 19 | 15 | 12 |
Feels °C | 8 | 2 | 0 | 1 | 2 | 4 | 5 | 6 | 3 | 2 | 0 | 1 | 5 | 13 | 15 | 10 | 8 |
Swell 1 Height (m) Direction Period (s) | SE 11 | ESE 11 | SSE 6 | SSE 8 | SSE 11 | SSE 16 | SSE 16 | SSE 16 | SSE 13 | SE 11 | SE 11 | SE 11 | SE 14 | SSE 12 | SE 12 | SSE 11 | SE 11 |
| kJ | 31 | 24 | 44 | 80 | 229 | 806 | 892 | 674 | 277 | 179 | 121 | 92 | 167 | 99 | 68 | 47 | 29 |
Swell 2 Height (m) Direction Period (s) | SSE 11 | SSE 16 | ESE 11 | SE 15 | SSE 15 | ESE 11 | ESE 11 | E 11 | SSE 17 | SE 16 | SE 16 | SE 16 | NE 4 | ENE 4 | ENE 4 | ENE 4 | ENE 4 |
| kJ | 11 | 24 | 25 | 60 | 92 | 24 | 12 | 9 | 108 | 65 | 64 | 62 | 4 | 3 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | SSE 16 | ENE 6 | SSE 16 | ESE 11 | ESE 11 | — | — | ESE 11 | ESE 10 | ESE 10 | ESE 11 | NE 3 | ESE 10 | ESE 10 | E 10 | SE 10 | SE 10 |
| kJ | 24 | 4 | 24 | 24 | 24 | — | — | 12 | 10 | 10 | 11 | 2 | 11 | 11 | 2 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | — | SSW 11 | WSW 3 | SSW 8 | S 10 | S 9 | S 10 | S 10 | — | — | NNE 2 | NE 4 | NE 4 | NE 4 | — | NNW 2 | NNE 3 |
| kJ | — | 45 | 3 | 801 | 993 | 1064 | 1153 | 1160 | — | — | 1 | 14 | 14 | 6 | — | 1 | 4 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 1 | 157 | 0 | 0 | 154 | 585 | 860 | 154 | 0 | 1 | 136 | 1 | 1 | 0 | 1 | 90 | 136 |
Best forecast wave conditions in Canterbury | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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