- Forecast
- Maps
- Live
- Weather State
- Spot Information
Sumner Bar Surf Forecast
/ Canterbury (28 surf breaks) /
Surf Forecasts:
Sumner Bar surfForecast / Canterbury / New Zealand
48hr Weather and Surf, issued 5 am Saturday 23 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
12.4° C
(Which is 1.5°C warmer than normal for this time of year)How big are the waves at Sumner Bar today?
The current surf forecast for Sumner Bar at 9AM is: 0.3m 5s primary swell from a East-northeast direction (forecast issued at 05:00am May 23). The wind direction is predicted to be glassy.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 1ft (0.3m) | 5s |
| Afternoon (23 May) | 0.5ft (0.1m) | 11s |
| Evening (23 May) | 0.5ft (0.2m) | 16s |
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 13°C on Sat afternoon, min 9°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
ENE 5 | ENE 5 | ENE 5 | ENE 5 | E 11 | SSE 15 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 17 | SSE 17 | ENE 11 | SSE 17 | SE 17 | SE 15 | SSE 14 | SSE 13 | SE 13 | SE 13 | SE 13 | SE 12 | |
10 | 10 | 5 | 5 | 2 | 21 | 26 | 50 | 48 | 49 | 26 | 27 | 57 | 57 | 79 | 58 | 70 | 57 | 40 | 35 | 44 | 42 | 40 | 39 | |
Wind (km/h) | ||||||||||||||||||||||||
off | glassy | glassy | glassy | on | cross-on | on | on | on | on | glassy | on | on | on | on | on | cross-on | glassy | glassy | glassy | glassy | glassy | cross-off | off | |
High Tide | 10:05AM2.34m | 10:34PM2.35m | 10:58AM2.27m | 11:28PM2.27m | 11:51AM2.21m | |||||||||||||||||||
Low Tide | 3:55AM0.39m | 4:13PM0.38m | 4:50AM0.44m | 5:08PM0.46m | 5:45AM0.49m | 6:03PM0.54m | ||||||||||||||||||
 |  |  | | | | | | | |  | |  | | | |  | | | | | | | | |
 | — | 7:43 | — | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | 7:46 |
 | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:06 | — | — | — | — | — | — | — | 5:05 | — | — | 5:05 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 11 | 12 | 13 | 13 | 12 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 10 | 12 | 13 | 11 | 11 | 11 |
10 | 10 | 10 | 10 | 10 | 11 | 10 | 8 | 7 | 8 | 9 | 8 | 7 | 7 | 7 | 8 | 9 | 8 | 9 | 11 | 12 | 10 | 9 | 8 | |
Swell 1 Height (m) Direction Period (s) | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 17 | SSE 17 | SSE 17 | SSE 17 | NE 5 | NE 5 | ENE 5 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
 kJ | 10 | 10 | 5 | 5 | 2 | 2 | 26 | 50 | 48 | 49 | 26 | 27 | 57 | 57 | 58 | 58 | 10 | 11 | 9 | 20 | 20 | 20 | 20 | 20 |
Swell 2 Height (m) Direction Period (s) | S 13 | S 13 | — | S 9 | E 11 | SSE 15 | ENE 4 | ENE 12 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 11 | ENE 11 | SE 17 | SE 15 | ENE 10 | NE 4 | SE 13 | SE 13 | SE 13 | SE 12 |
| kJ | 3 | 3 | — | 1 | 2 | 21 | 2 | 13 | 12 | 11 | 11 | 10 | 10 | 37 | 79 | 12 | 70 | 57 | 20 | 5 | 44 | 42 | 40 | 39 |
Swell 3 Height (m) Direction Period (s) | E 11 | — | S 12 | — | S 14 | NE 11 | ENE 12 | — | — | SE 12 | E 14 | — | E 12 | ENE 12 | — | NE 9 | ENE 11 | ENE 10 | SSE 14 | SSE 13 | ENE 4 | ENE 5 | ENE 5 | ENE 5 |
| kJ | 2 | — | 3 | — | 4 | 5 | 14 | — | — | 6 | 4 | — | 3 | 29 | — | 21 | 23 | 21 | 40 | 35 | 4 | 4 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | E 4 | E 5 | E 5 | E 5 | — | ENE 2 | NE 10 | NE 4 | NE 4 | NNE 5 | N 5 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 1 | 2 | 2 | 2 | — | 1 | 48 | 14 | 15 | 40 | 12 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 25 | 25 | 25 | 33 | 25 | 25 | 25 | 33 | 33 | 30 | 0 | 33 | 33 | 33 | 33 | 30 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Canterbury | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Sumner Bar surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest