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Surf Forecasts:

Sumner Bar surf break

Sumner Bar surfForecast / Canterbury / New Zealand

information circle48hr Weather and Surf, issued 12 am Saturday 10 Jan 2026 NZDT
Forecast 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
19.4° C
 (Which is 5.1°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: 0.5m 3s primary swell from a Northeast direction and 0.1m 11s secondary swell from a East direction (forecast issued at 12:00am January 10). An open ocean swell of 0.1m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (NZDT) & DateWave HeightWave Period
Morning (10 Jan)2.5ft (0.7m)3s
Afternoon (10 Jan)3ft (0.9m)4s
Evening (10 Jan)2.5ft (0.8m)4s

Table - waves today at Sumner Bar. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Saturday
10
Sunday
11
Monday
12
10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.4
ESE
0.3
E
0.5
NE
0.6
NE
0.7
NNW
1
NNW
0.8
NNW
0.7
NNW
0.8
N
1
N
1
N
1
NNW
1.1
NNW
1.1
NNW
1.1
NW
0.9
NNW
0.4
NE
0.4
NE
0.5
NE
0.4
NE
0.6
SSE
0.6
SSE
0.4
SE
0.5
SE
Period(s) (?)553434444444444491010101212612
Wave
Graph
(?)Metric surfscale
Energy kJ (?)7458829181417323336404337272225482396911377
Wind
(km/h)
15
ENE
15
E
15
ENE
10
ENE
10
NNW
30
WNW
35
NW
25
NW
25
NNW
35
NNW
40
NNW
45
NNW
40
NW
35
WNW
35
WNW
35
NW
15
NW
20
SE
15
SW
5
NW
5
SSE
10
ESE
15
ENE
15
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
oncross-
on		ononcrosscross-
off		crosscrosscross-
on		cross-
on		cross-
on		crosscrosscross-
off		cross-
off		crosscrosscrossoffglassglasscrossonon
High Tide
/ height (m)
10:40PM
2.24
11:04AM
2.23
11:31PM
2.21
11:55AM
2.18
12:21AM
2.19
12:44PM
2.13
Low Tide
/ height (m)
4:43AM
0.55
5:17PM
0.53
5:39AM
0.66
6:09PM
0.61
6:35AM
0.75
6:57PM
0.68
Saturday
10
Sunday
11
Monday
12
Sunrise---5:58-------6:00-------6:01----
Sunset-------9:10-------9:10-------9:10
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
light rain
cloud
part cloud
heavy rain
light rain
light rain
part cloud
part cloud
part cloud
Rain (mm)
---------------1--1221---
Temp. °C151515152027282521212122262825211916111212131414
Feels °C (?)12121214182121201615131319221915171381111101110
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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FREE! Surf-Forecast.com widget for your website

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.

View detailed surf forecast for Sumner Bar at:
surf-forecast.com

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