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Sumner Bar Surf Forecast
/ Canterbury (28 surf breaks) /
Surf Forecasts:
Sumner Bar surfForecast / Canterbury / New Zealand
48hr Weather and Surf, issued 11 pm Friday 29 May 2026 NZSTForecast update in hr min s Forecast update imminent
Sumner Bar surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sumner Bar sea temperature is
12.3° C
(Which is 1.8°C warmer than normal for this time of year)How big are the waves at Sumner Bar today (30 May):
- Morning surf: Morning surf (30 May, local time) - 1.5ft (0.4m), 11s period with SE swell.
- Afternoon surf: Afternoon surf (30 May, local time) - 2.5ft (0.7m), 6s period with ENE swell.
- Evening surf: Evening surf (30 May, local time) - 2.5ft (0.7m), 7s period with ENE swell.
The current surf forecast for Sumner Bar at 7AM is: 0.4m 11s primary swell from a Southeast direction and 0.1m 10s secondary swell from a East direction, 0.6m 4s secondary swell from a East-northeast direction (forecast issued at 11:00pm May 29). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 1.5ft (0.4m) | 11s |
| Afternoon (30 May) | 2.5ft (0.7m) | 6s |
| Evening (30 May) | 2.5ft (0.7m) | 7s |
Table - waves today at Sumner Bar. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 19°C on Sun afternoon, min 10°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 30 | Sunday 31 | Monday 1 | ||||||||||||||||||||||
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 | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SSE 12 | SSE 12 | SE 12 | SE 11 | SE 11 | SE 11 | ENE 6 | NE 6 | ENE 7 | ENE 7 | NNE 4 | NNE 4 | NE 4 | NE 8 | NE 8 | ENE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | |
58 | 56 | 35 | 33 | 31 | 29 | 27 | 82 | 38 | 48 | 33 | 27 | 14 | 77 | 107 | 43 | 132 | 373 | 114 | 100 | 105 | 108 | 134 | 131 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | glassy | cross-off | cross-on | cross-on | cross-on | on | on | on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 3:38AM2.12m | 4:03PM2.26m | 4:24AM2.12m | 4:48PM2.25m | 5:07AM2.10m | 5:30PM2.23m | ||||||||||||||||||
Low Tide | 9:37PM0.72m | 9:42AM0.70m | 10:21PM0.73m | 10:27AM0.72m | 11:03PM0.74m | 11:11AM0.73m | ||||||||||||||||||
 | |  | |  |  | |  | | | | | | | | | | | | |  | | | | |
 | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:50 | — | — | — | — |
 | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:00 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 10 | 10 | 10 | 11 | 12 | 12 | 12 | 12 | 12 | 15 | 16 | 17 | 19 | 16 | 16 | 18 | 16 | 15 | 15 | 16 | 15 | 14 |
7 | 7 | 7 | 7 | 7 | 8 | 9 | 9 | 11 | 10 | 8 | 9 | 12 | 12 | 15 | 12 | 12 | 16 | 14 | 13 | 13 | 14 | 13 | 12 | |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SE 12 | SE 11 | SE 11 | SE 11 | SSE 10 | ENE 6 | ENE 7 | ENE 7 | SSE 10 | SSE 10 | ENE 5 | E 6 | SE 9 | ENE 8 | SE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
 kJ | 58 | 56 | 35 | 33 | 31 | 29 | 10 | 31 | 38 | 48 | 9 | 9 | 3 | 3 | 3 | 43 | 3 | 106 | 114 | 100 | 105 | 108 | 134 | 131 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | SSE 10 | SSE 10 | SSE 10 | — | NE 8 | SSE 10 | SE 9 | S 13 | SE 9 | S 15 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 14 |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 10 | 9 | 9 | — | 25 | 9 | 3 | 12 | 3 | 18 | 2 | 2 | 2 | 6 | 6 | 5 | 16 |
Swell 3 Height (m) Direction Period (s) | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | SSW 11 | — | — | — | — | — | S 12 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 8 |
| kJ | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 42 | — | — | — | — | — | 3 | 17 | 17 | 16 | 16 | 15 | 16 | 4 | 1 |
Wind waves Height (m) Direction Period (s) | NE 2 | NE 3 | NE 3 | ENE 4 | ENE 4 | ENE 5 | ENE 6 | NE 6 | NNW 3 | NNW 4 | NNE 4 | NNE 4 | NE 4 | NE 8 | NE 8 | NE 4 | NE 8 | NE 8 | — | — | — | — | — | — |
| kJ | 1 | 3 | 6 | 10 | 12 | 15 | 27 | 82 | 3 | 11 | 33 | 27 | 14 | 77 | 107 | 17 | 132 | 373 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 25 | 0 | 0 | 33 | 33 | 33 | 33 | 35 | 35 | 35 | 0 | 35 | 38 | 30 | 33 | 33 | 33 |
Best forecast wave conditions in Canterbury | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
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