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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 11 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 4PM is: 0.2m 5s primary swell from a East-northeast direction and 0.1m 11s secondary swell from a East direction (forecast issued at 11:00am May 23). The wind direction is predicted to be cross-onshore.
| 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. | ||||||||||||||||||||||||
Sat 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 | 3 AM | 6 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 5 | ENE 5 | E 11 | NE 11 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 17 | SSE 17 | SSE 17 | SSE 17 | SE 17 | SE 15 | SSE 14 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | |
5 | 5 | 2 | 5 | 26 | 50 | 48 | 24 | 26 | 27 | 56 | 57 | 57 | 57 | 70 | 57 | 40 | 46 | 44 | 43 | 40 | 38 | 37 | 37 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | on | on | cross-on | on | on | on | on | on | cross-on | cross-on | on | on | on | cross-on | glassy | glassy | glassy | glassy | glassy | off | off | off | cross-off | |
High Tide | 10:05AM2.34m | 10:34PM2.35m | 10:58AM2.27m | 11:28PM2.27m | 11:51AM2.21m | 00:20AM2.22m | ||||||||||||||||||
Low Tide | 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 | 11 | 12 | 12 | 13 | 12 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 11 | 12 | 11 | 10 | 11 | 11 | 11 |
10 | 10 | 9 | 10 | 10 | 9 | 7 | 8 | 9 | 9 | 8 | 8 | 7 | 8 | 7 | 8 | 8 | 10 | 11 | 10 | 8 | 9 | 8 | 8 | |
Swell 1 Height (m) Direction Period (s) | 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 4 | NE 5 | NE 5 | ENE 10 | ENE 10 | ENE 10 | SE 13 | SE 12 | SE 12 | SE 12 |
 kJ | 5 | 5 | 2 | 2 | 26 | 50 | 48 | 24 | 26 | 27 | 56 | 57 | 57 | 57 | 9 | 10 | 5 | 35 | 35 | 20 | 40 | 38 | 37 | 37 |
Swell 2 Height (m) Direction Period (s) | — | S 9 | E 11 | S 15 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 11 | ENE 11 | SE 17 | SE 15 | ENE 10 | SE 13 | SE 13 | SE 13 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
| kJ | — | 1 | 2 | 4 | 14 | 13 | 12 | 11 | 11 | 10 | 10 | 9 | 12 | 12 | 70 | 57 | 20 | 46 | 44 | 43 | 20 | 20 | 20 | 20 |
Swell 3 Height (m) Direction Period (s) | S 12 | — | S 14 | NE 11 | ENE 12 | E 5 | — | — | — | NE 5 | E 12 | E 13 | ENE 9 | ENE 9 | ENE 11 | ENE 10 | SSE 14 | NE 4 | ENE 4 | ENE 4 | ENE 5 | ENE 5 | ENE 5 | ENE 5 |
| kJ | 3 | — | 4 | 5 | 15 | 1 | — | — | — | 1 | 3 | 3 | 8 | 8 | 23 | 21 | 40 | 5 | 4 | 4 | 4 | 4 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | ENE 4 | NE 2 | NE 3 | — | — | — | — | — | NE 3 | NE 4 | NE 5 | NE 5 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 2 | 1 | 1 | — | — | — | — | — | 6 | 11 | 31 | 26 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 25 | 33 | 33 | 35 | 33 | 33 | 33 | 30 | 30 | 33 | 33 | 33 | 33 | 30 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Canterbury | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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