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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 6 pm Monday 09 Mar 2026 NZDTForecast 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
17.8° C
(Which is 3.4°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 10PM is: 0.2m 15s primary swell from a South-southeast direction and 0.4m 6s secondary swell from a Southeast direction (forecast issued at 06:00pm March 09). An open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Mar) | - | - |
| Afternoon (09 Mar) | 0.5ft (0.2m) | 16s |
| Evening (09 Mar) | 0.5ft (0.2m) | 15s |
Table - waves today at Sumner Bar. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 09 | Tuesday 10 | Wednesday 11 | Thursday 12 | |||||||||||||||||||||
| 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 24 | 23 | 21 | 20 | 19 | 18 | 17 | 17 | 16 | 44 | 14 | 10 | 15 | 16 | 20 | 27 | 37 | 44 | 67 | 72 | 147 | 57 | 66 | 194 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | cross- off | glass | on | on | on | on | on | on | on | on | on | on | cross- on | on | on | on | cross- on | cross- on | glass | on |
High Tide / height (m) | 10:16PM 2.21 | 10:42AM 2.09 | 10:59PM 2.18 | 11:27AM 2.06 | 11:44PM 2.14 | 12:12PM 2.03 | ||||||||||||||||||
Low Tide / height (m) | 3:55PM 0.70 | 4:26AM 0.76 | 4:42PM 0.77 | 5:14AM 0.81 | 5:29PM 0.81 | 6:04AM 0.82 | ||||||||||||||||||
Monday 09 | Tuesday 10 | Wednesday 11 | Thursday 12 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:16 | - | - | - | - | - | - | - | 7:18 | - | - | - | - | - | - | - | 7:20 | - |
| Sunset | - | 8:01 | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 7:58 | - | - | - | - | - | - |
 |  |  | |  | | |  | |  |  | | | | | | | | | | | | | | |
Rain (mm) | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 12 | 12 | 11 | 11 | 10 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 15 | 16 |
| Feels °C (?) | 8 | 10 | 10 | 9 | 9 | 9 | 10 | 8 | 8 | 7 | 8 | 7 | 8 | 8 | 9 | 9 | 10 | 10 | 10 | 11 | 12 | 12 | 14 | 14 |
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Ocean Swells (m)- Wind Speed (km/h)
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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.
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