Dunedin - St Clair Surf Break

Lat Long: 45.91° S 170.50° E

Dunedin - St Clair 48 hour detailed Surf Forecast

Issued: 5 pm 13 Sep 2026 (local time)

Forecast update in  hr  min

Today's Dunedin - St Clair sea temperature is
10.6°C
1.7° 

Dunedin - St Clair surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Dunedin - St Clair today (13 Sep):

  • Afternoon surf: Afternoon surf (13 Sep, local time) - 7.5ft (2.3m), 15s period with S swell.
  • Evening surf: Evening surf (13 Sep, local time) - 6ft (1.8m), 11s period with S swell.

The current surf forecast for Dunedin - St Clair at 11PM is: 1.7m 11s primary swell from a South direction and 0.9m 15s secondary swell from a South-southwest direction (forecast issued at 05:00pm September 13). The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (13 Sep)--
Afternoon (13 Sep)7.5ft (2.3m)15s
Evening (13 Sep)6ft (1.8m)11s

Table - waves today at Dunedin - St Clair. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 3mm), mostly falling on Wed morning. Very mild (max 19°C on Tue afternoon, min 8°C on Wed morning). Wind will be generally light.

Sun
13
Monday
14
Tuesday
15
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
!
3
2
2
3
3
3
2
2
2
2
2
2
1
1
1
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.3
S
15
1.9
S
12
1.8
S
11
1.7
S
11
1.6
S
10
1.5
S
10
1.4
S
10
1.3
S
10
1.2
S
9
0.7
SSW
15
1
S
9
0.6
SSW
14
0.6
SSW
14
0.5
SSW
14
0.5
SSW
14
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.4
SSW
13
Wave Graph
Metric surfscale
Energy kJ
2374
955
797
649
524
443
369
305
239
222
165
163
158
113
108
99
98
96
66
Wind (km/h)
20
SW
20
W
15
WSW
20
WSW
15
W
10
WNW
5
NNW
10
ENE
10
NE
10
NNE
10
NW
10
N
10
NNW
10
NW
5
NW
5
NNE
10
NNW
5
N
10
NW
Wind State
cross
cross-off
cross
cross
cross-off
cross-off
glassy
cross
cross-off
cross-off
off
off
off
off
off
glassy
off
cross-off
off
High Tide
5:27PM1.73m
5:52AM1.72m
6:17PM1.65m
6:43AM1.66m
7:08PM1.58m
Low Tide
11:36PM0.14m
12:00PM0.17m
00:19AM0.20m
12:45PM0.25m
part cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:43
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:22
6:23
6:24
 mm
Temp °C
12
12
11
9
9
9
11
14
16
15
14
14
14
12
13
17
19
16
13
Feels °C
7
7
7
5
6
6
9
11
13
13
11
11
11
9
10
15
16
14
10
  • 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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