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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 12 am Wednesday 04 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
17.4° C
(Which is 2.8°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 3AM is: 0.7m 8s primary swell from a East-southeast direction and 0.2m 10s secondary swell from a South-southeast direction (forecast issued at 12:00am March 04). The wind direction is predicted to be glassy.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Mar) | 2.5ft (0.8m) | 11s |
| Afternoon (04 Mar) | 4ft (1.2m) | 12s |
| Evening (04 Mar) | 3.5ft (1.1m) | 11s |
Table - waves today at Sumner Bar. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 04 | Thursday 05 | Friday 06 | ||||||||||||||||||||||
| 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 | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 55 | 56 | 56 | 121 | 228 | 347 | 409 | 389 | 311 | 235 | 184 | 220 | 224 | 264 | 242 | 240 | 235 | 110 | 75 | 71 | 68 | 45 | 43 | 120 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | cross- on | on | on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | glass | glass | glass | glass | on | on |
High Tide / height (m) | 5:42AM 2.35 | 6:08PM 2.26 | 6:32AM 2.32 | 7:03PM 2.25 | 7:23AM 2.27 | |||||||||||||||||||
Low Tide / height (m) | 11:32PM 0.32 | 12:00PM 0.39 | 12:23AM 0.35 | 12:52PM 0.41 | 1:12AM 0.42 | 1:40PM 0.45 | ||||||||||||||||||
Wednesday 04 | Thursday 05 | Friday 06 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:11 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:09 | - | - | - | - | - | - | - | 8:08 | - | - | - | - | - | - | - | 8:07 |
 | | | |  | |  |  |  | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 9 | 9 | 9 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 14 | 16 | 17 | 16 | 15 | 15 | 14 | 13 | 15 | 21 | 21 | 18 |
| Feels °C (?) | 8 | 8 | 8 | 7 | 8 | 9 | 8 | 8 | 8 | 10 | 11 | 12 | 13 | 15 | 15 | 15 | 14 | 14 | 14 | 12 | 13 | 19 | 19 | 17 |
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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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