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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 5 am Wednesday 22 Apr 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
14.6° C
(Which is 2.4°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 11AM is: 1.3m 10s primary swell from a East-southeast direction (forecast issued at 05:00am April 22). An open ocean swell of 0.1m 15s is not directed at the surf break, a second open ocean swell of 1.9m 8s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Apr) | 6.5ft (2.0m) | 8s |
| Afternoon (22 Apr) | 4.5ft (1.3m) | 10s |
| Evening (22 Apr) | 3.5ft (1.1m) | 10s |
Table - waves today at Sumner Bar. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 22 | Thursday 23 | Friday 24 | Sat 25 | |||||||||||||||||||||
| 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 8 | 8 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 451 | 560 | 509 | 392 | 339 | 260 | 265 | 167 | 164 | 176 | 163 | 125 | 92 | 92 | 92 | 67 | 63 | 61 | 43 | 42 | 42 | 26 | 26 | 13 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | off | off | off | off | cross- off | off | off | off | cross- off | glass | on | cross- on | glass | glass | glass | glass | glass | glass | on | glass | on | on |
High Tide / height (m) | 8:35AM 2.38 | 8:58PM 2.55 | 9:32AM 2.36 | 9:55PM 2.47 | 10:26AM 2.33 | 10:52PM 2.38 | ||||||||||||||||||
Low Tide / height (m) | 2:20AM 0.40 | 2:38PM 0.38 | 3:19AM 0.41 | 3:37PM 0.39 | 4:17AM 0.43 | 4:35PM 0.41 | ||||||||||||||||||
Wednesday 22 | Thursday 23 | Friday 24 | Sat 25 | |||||||||||||||||||||
| Sunrise | - | - | 7:09 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - |
| Sunset | - | - | - | - | 5:44 | - | - | - | - | - | - | - | 5:43 | - | - | - | - | - | - | - | 5:40 | - | - | - |
 | |  |  | |  | | |  | |  | |  | | | | | | | | | | | | |
Rain (mm) | - | - | 1 | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 9 | 9 | 9 | 10 | 9 | 10 | 8 | 7 | 7 | 8 | 10 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 12 | 14 | 13 | 13 | 13 |
| Feels °C (?) | 4 | 5 | 5 | 3 | 5 | 5 | 6 | 3 | 3 | 4 | 5 | 8 | 8 | 9 | 8 | 8 | 9 | 7 | 7 | 10 | 11 | 10 | 10 | 11 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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