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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 pm Friday 10 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
16.0° C
(Which is 3.2°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 12AM is: 1.1m 9s primary swell from a East-northeast direction (forecast issued at 05:00pm April 10). An open ocean swell of 0.3m 6s is not directed at the surf break, a second open ocean swell of 0.2m 13s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Apr) | 4.5ft (1.3m) | 6s |
| Afternoon (11 Apr) | 4.5ft (1.4m) | 7s |
| Evening (11 Apr) | 5.5ft (1.7m) | 8s |
Table - waves today at Sumner Bar. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| 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 | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 6 | 6 | 6 | 6 | 7 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 12 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 220 | 220 | 220 | 207 | 87 | 136 | 140 | 149 | 181 | 270 | 412 | 396 | 1441 | 1216 | 1272 | 508 | 337 | 302 | 313 | 459 | 819 | 1042 | 1042 | 913 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | off | off | off | off | off | glass |
High Tide / height (m) | 10:52PM 2.07 | 11:21AM 1.98 | 11:44PM 2.07 | 12:10PM 2.00 | 12:35AM 2.10 | |||||||||||||||||||
Low Tide / height (m) | 4:36PM 0.79 | 5:14AM 0.75 | 5:25PM 0.75 | 6:04AM 0.70 | 6:14PM 0.70 | 6:52AM 0.63 | ||||||||||||||||||
Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:58 | - |
| Sunset | - | 6:04 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - |
 | |  | |  | |  | | | | | |  | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 15 | 15 | 15 | 14 | 15 | 16 | 16 | 15 | 16 | 16 | 15 | 15 | 12 | 14 | 17 |
| Feels °C (?) | 11 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 11 | 12 | 12 | 13 | 13 | 12 | 14 | 14 | 13 | 16 | 16 | 13 | 12 | 9 | 12 | 16 |
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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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