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Surf Forecasts:

Sumner Bar surf break

Sumner Bar surfForecast / Canterbury / New Zealand

information circle48hr Weather and Surf, issued 6 pm Tuesday 17 Feb 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
18.2° C
 (Which is 3.1°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 12AM is: 0.6m 10s primary swell from a East direction and 0.6m 9s secondary swell from a Southeast direction (forecast issued at 06:00pm February 17). The wind direction is predicted to be offshore.

Time (NZDT) & DateWave HeightWave Period
Morning (18 Feb)1.5ft (0.5m)9s
Afternoon (18 Feb)1.5ft (0.5m)8s
Evening (18 Feb)2ft (0.6m)8s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
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)
2
2
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
2
2
1
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.2
ESE
1
ESE
0.7
SE
0.6
E
0.6
SE
0.5
E
0.5
E
0.5
E
0.5
E
0.6
ENE
0.7
ENE
0.4
ENE
0.4
ENE
0.3
E
0.3
E
0.3
E
0.6
E
0.4
ESE
0.7
E
1.1
E
1.1
E
1.1
E
1
E
0.9
E
Period(s) (?)10109109999888881212121211131211111111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)31220984686443424437556123222726259543173350311295235182
Wind
(km/h)
25
WSW
15
WSW
10
WSW
5
WSW
0
SE
5
E
5
E
10
E
15
ENE
15
ENE
10
ENE
10
ENE
5
NNE
5
WNW
5
WNW
0
E
5
NE
10
ENE
10
ENE
5
N
5
N
10
NNW
15
NW
25
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffcross-
off		glassglasscross-
on		cross-
on		cross-
on		ononcross-
on		glasscross-
off		glassglassglasscross-
on		onglassglasscrosscrosscross-
off
High Tide
/ height (m)
5:29PM
2.14
5:52AM
2.28
6:13PM
2.17
6:34AM
2.30
7:00PM
2.20
7:20AM
2.32
Low Tide
/ height (m)
11:41PM
0.48
12:09PM
0.50
12:24AM
0.42
12:55PM
0.45
1:08AM
0.39
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Sunrise-----6:50-------6:52-------6:54--
Sunset-8:35-------8:32-------8:30------
light rain
light rain
rain showers
part cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
Rain (mm)
321---------------------
Temp. °C131313131314151717161615151417202119181615162016
Feels °C (?)91012121314141616141515161316202018171615141711
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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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