Back Beach Surf Break

Lat Long: 39.07° S 174.02° E

Back Beach 48 hour detailed Surf Forecast

Issued: 12 pm 20 Oct 2026 (local time)

Forecast update in  hr  min

Today's Back Beach sea temperature is
14.7°C
0.6° 

Back Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Back Beach today (20 Oct):

  • Morning surf: Morning surf (20 Oct, local time) - 3ft (0.9m), 13s period with WSW swell.
  • Afternoon surf: Afternoon surf (20 Oct, local time) - 3.5ft (1.0m), 13s period with WSW swell.
  • Evening surf: Evening surf (20 Oct, local time) - 4.5ft (1.4m), 12s period with SW swell.

The current surf forecast for Back Beach at 8PM is: 1.4m 13s primary swell from a West-southwest direction and 0.2m 20s secondary swell from a West direction (forecast issued at 12:00pm October 20). The wind direction is predicted to be cross-onshore.

Time (NZDT) & DateWave HeightWave Period
Morning (20 Oct)3ft (0.9m)13s
Afternoon (20 Oct)3.5ft (1.0m)13s
Evening (20 Oct)4.5ft (1.4m)12s

Table - waves today at Back Beach. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 15°C on Tue afternoon, min 10°C on Thu night). Winds decreasing (fresh winds from the WSW on Thu afternoon, light winds from the ESE by Thu night).

Tue
20
Wednesday
21
Thursday
22
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
2
2
0
0
2
3
1
0
0
0
0
1
2
3
2
1
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
WSW
13
0.9
WSW
13
1
WSW
13
1.4
WSW
13
1.4
SW
12
1.3
WSW
12
1.3
WSW
12
1.4
SW
12
0.9
WSW
16
1
WSW
15
1.1
WSW
15
1.1
WSW
16
1.2
WSW
15
1.1
WSW
14
1.1
WSW
14
1
WSW
14
0.9
WSW
14
1.6
WSW
8
1.8
WSW
8
1.9
WSW
8
2
WSW
8
Wave Graph
Metric surfscale
Energy kJ
269
295
346
620
549
488
451
607
390
439
525
546
679
453
453
362
299
302
423
481
538
Wind (km/h)
5
ENE
10
W
15
WSW
20
SW
10
SSW
5
SW
15
SW
20
WSW
20
WSW
25
WSW
20
W
15
SW
15
SW
10
SSW
15
SW
20
SW
25
WSW
30
WSW
30
WSW
30
WSW
25
SW
Wind State
off
on
on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
High Tide
6:01PM2.65m
6:35AM2.57m
7:01PM2.76m
7:34AM2.69m
7:51PM2.91m
Low Tide
11:40AM1.23m
00:25AM1.16m
12:49PM1.10m
1:27AM0.97m
1:46PM0.92m
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:31
—
—
—
—
—
6:30
—
—
—
—
—
—
—
6:28
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
7:45
—
—
—
—
—
—
—
7:46
—
—
—
—
—
—
—
7:49
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
13
14
15
14
12
11
12
11
12
14
14
13
11
11
11
11
13
14
14
12
11
Feels °C
12
12
12
10
10
10
9
7
8
10
10
10
9
9
9
7
9
9
8
7
6
  • 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
How to use the Wavefinder 

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 Back Beach 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.


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