Surf Forecasts:
How big are the waves at Sumner Bar today (20 Jun):
- Morning surf: Morning surf (20 Jun, local time) - 4.5ft (1.4m), 5s period with NE swell.
- Afternoon surf: Afternoon surf (20 Jun, local time) - 2.5ft (0.7m), 6s period with NE swell.
- Evening surf: Evening surf (20 Jun, local time) - 2.5ft (0.8m), 9s period with ENE swell.
The current surf forecast for Sumner Bar at 11AM is: 1.4m 6s primary swell from a Northeast direction and 0.1m 10s secondary swell from a Southeast direction, 0.1m 16s secondary swell from a East direction (forecast issued at 05:00am June 20). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jun) | 4.5ft (1.4m) | 5s |
| Afternoon (20 Jun) | 2.5ft (0.7m) | 6s |
| Evening (20 Jun) | 2.5ft (0.8m) | 9s |
Table - waves today at Sumner Bar. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 23mm), heaviest during Sat night. Warm (max 21°C on Sat afternoon, min 8°C on Sun afternoon). Winds decreasing (fresh winds from the N on Sat morning, calm by Sun afternoon). | ||||||||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tue 23 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | N 4 | NNE 4 | NE 5 | NE 6 | NE 6 | ENE 8 | ENE 9 | NE 10 | ENE 10 | ENE 7 | ENE 10 | SE 15 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | SSE 14 | SSE 16 | SSE 18 | SSE 18 | SSE 18 | SSE 17 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 42 | 42 | 94 | 147 | 35 | 114 | 103 | 98 | 65 | 18 | 10 | 57 | 10 | 10 | 10 | 9 | 8 | 8 | 20 | 91 | 289 | 373 | 273 | 159 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross | glassy | on | cross-on | cross-on | cross | glassy | cross-on | on | on | glassy | glassy | cross-on | on | on | on | on | on |
High Tide | 8:47AM2.38m | 9:13PM2.41m | 9:42AM2.32m | 10:10PM2.32m | 10:35AM2.27m | 11:04PM2.26m | ||||||||||||||||||
Low Tide | 2:34AM0.31m | 2:52PM0.29m | 3:29AM0.37m | 3:48PM0.40m | 4:24AM0.44m | 4:44PM0.52m | ||||||||||||||||||
 |  |  | | | |  |  | | |  | | | | |  | | |  | | | | | | |
 | — | 8:02 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — | 8:02 |
 | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:59 | — | — | 4:59 |
mm | — | — | — | — | — | — | 6 | 5 | 4 | 3 | 2 | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 17 | 19 | 21 | 17 | 12 | 11 | 11 | 10 | 10 | 9 | 8 | 8 | 9 | 9 | 9 | 8 | 8 | 9 | 10 | 10 | 10 | 10 |
Feels °C | 10 | 9 | 9 | 14 | 14 | 12 | 11 | 11 | 10 | 8 | 7 | 6 | 7 | 6 | 7 | 7 | 8 | 6 | 6 | 7 | 6 | 6 | 5 | 7 |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SSE 11 | SE 11 | SE 10 | NE 6 | ENE 8 | ENE 9 | NE 10 | ENE 10 | ENE 7 | ENE 6 | ENE 6 | ENE 10 | ENE 10 | E 3 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | SSE 16 | SSE 18 | SSE 18 | SSE 18 | SSE 17 |
| kJ | 14 | 12 | 4 | 4 | 35 | 114 | 103 | 98 | 65 | 18 | 7 | 3 | 10 | 10 | 1 | 9 | 8 | 8 | 8 | 91 | 289 | 373 | 273 | 159 |
Swell 2 Height (m) Direction Period (s) | E 18 | E 17 | E 16 | E 16 | ENE 13 | E 16 | E 16 | SE 4 | SE 4 | ENE 10 | ENE 10 | ENE 10 | E 15 | E 15 | ENE 10 | E 14 | — | S 14 | SSE 14 | E 14 | — | — | ENE 9 | — |
| kJ | 6 | 6 | 5 | 5 | 17 | 5 | 5 | 3 | 1 | 10 | 10 | 10 | 4 | 4 | 10 | 4 | — | 4 | 20 | 4 | — | — | 8 | — |
Swell 3 Height (m) Direction Period (s) | E 15 | NE 14 | S 16 | S 16 | NE 9 | S 16 | ESE 16 | E 16 | E 16 | E 15 | E 15 | NE 10 | SSW 7 | S 16 | E 14 | S 10 | S 14 | — | S 19 | — | — | — | — | — |
| kJ | 4 | 8 | 5 | 5 | 3 | 5 | 24 | 5 | 5 | 5 | 4 | 26 | 17 | 5 | 4 | 2 | 4 | — | 7 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 4 | NNE 4 | NE 5 | NE 6 | NNW 3 | — | SSE 3 | — | — | SSE 4 | S 4 | SE 15 | ESE 3 | ESE 3 | — | E 3 | — | — | — | ENE 9 | NE 9 | NE 4 | NE 4 | NE 5 |
| kJ | 42 | 42 | 94 | 147 | 7 | — | 4 | — | — | 3 | 1 | 57 | 6 | 2 | — | 1 | — | — | — | 8 | 21 | 7 | 24 | 43 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 132 | 132 | 155 | 33 | 243 | 28 | 35 | 0 | 25 | 25 | 174 | 174 | 25 | 25 | 25 | 25 | 25 | 30 | 30 | 33 | 33 | 33 | 33 | 30 |
Best forecast wave conditions in Canterbury | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
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