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Surf Forecasts:

Sumner Bar surf break

Sumner Bar surfForecast / Canterbury / New Zealand

information circle48hr Weather and Surf, issued 12 pm 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 5PM is: 0.9m 4s primary swell from a North-northwest direction and 0.1m 7s secondary swell from a East direction (forecast issued at 12:00pm January 10). An open ocean swell of 0.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (NZDT) & DateWave HeightWave Period
Morning (10 Jan)2ft (0.6m)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
Tuesday
13
10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
NNW
0.9
NNW
0.9
NNW
0.9
NNW
0.8
N
1
N
1.1
N
1.1
N
1.1
N
1.1
NNW
1.1
NW
0.3
NE
0.4
NE
0.4
NE
0.5
NE
0.4
NE
0.5
SSE
0.5
SSE
0.5
SE
0.3
SSE
0.4
NE
0.4
SE
0.4
SE
0.9
NNE
Period(s) (?)344444444449910109121212131311115
Wave
Graph
(?)Metric surfscale
Energy kJ (?)72121201830404441433712232448227778683245313033
Wind
(km/h)
25
NW
35
WNW
35
NW
25
NW
25
NNW
35
NNW
45
NNW
50
NNW
45
NW
40
NW
35
WNW
20
WSW
25
WNW
20
SSE
15
SSW
5
WNW
5
WSW
10
ESE
15
ENE
15
ENE
20
NE
25
NE
15
NE
10
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
off		crosscrosscrosscross-
on		cross-
on		crosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		glasscrossonononononcross-
on
High Tide
/ height (m)
11:04AM
2.23
11:31PM
2.21
11:55AM
2.18
12:21AM
2.19
12:44PM
2.13
1:11AM
2.19
Low Tide
/ height (m)
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
Tuesday
13
Sunrise-------6:00-------6:01-------6:03
Sunset---9:10-------9:10-------9:10----
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
mod rain
light rain
light rain
clear
clear
part cloud
clear
clear
clear
part cloud
Rain (mm)
--------------1021-------
Temp. °C232728252221212227282719201611111213141413141313
Feels °C (?)18212119171413131921221616138911101110991011
  • 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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