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Surf Forecasts:

Sumner Bar surf break

Sumner Bar surfForecast / Canterbury / New Zealand

information circle48hr Weather and Surf, issued 6 pm Thursday 12 Mar 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
17.6° C
 (Which is 3.4°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 11PM is: 2.2m 8s primary swell from a Northeast direction and 1.2m 8s secondary swell from a East-northeast direction, 0.6m 13s secondary swell from a East-southeast direction (forecast issued at 06:00pm March 12). The wind direction is predicted to be glassy and the swell rating is 3.

Time (NZDT) & DateWave HeightWave Period
Morning (12 Mar)--
Afternoon (12 Mar)4ft (1.2m)7s
Evening (12 Mar)4ft (1.2m)8s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Thursday
12
Friday
13
Saturday
14
Sunday
15
4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM
Rating
(10 max)
0
0
3
0
0
0
0
0
2
2
2
2
2
2
2
0
0
0
0
0
1
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.2
ENE
1.3
ENE
2.2
NE
0.7
ESE
0.8
ESE
1.1
ENE
0.8
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.7
ESE
0.7
ESE
0.6
ESE
0.6
ESE
0.5
SE
0.6
E
0.6
E
0.6
ENE
0.6
ENE
Period(s) (?)8881414914141414141414141313131312129999
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1612205881812391762172202262202462532532392041541491091017259596462
Wind
(km/h)
15
E
15
ENE
5
NE
15
NNW
15
N
20
N
20
NNE
25
NNW
25
WSW
20
SW
10
SW
10
SW
15
SW
10
SW
5
SW
10
ENE
15
ENE
15
ENE
20
NE
15
NE
5
E
5
SW
10
SW
15
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		glasscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		offoffoffoffoffoffoffononcross-
on		ononglassoffoffcross-
on
High Tide
/ height (m)
12:33AM
2.12
12:58PM
2.02
1:24AM
2.11
1:48PM
2.02
2:15AM
2.13
Low Tide
/ height (m)
6:16PM
0.81
6:54AM
0.81
7:03PM
0.77
7:44AM
0.76
7:51PM
0.72
8:30AM
0.70
Thursday
12
Friday
13
Saturday
14
Sunday
15
Sunrise------7:20-------7:22-------7:24-
Sunset-7:55-------7:54-------7:52------
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
light rain
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
-----------1------------
Temp. °C171716161717192418151413131314151413131313121416
Feels °C (?)151516131414162014111211101113131110101012111214
  • 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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