Dunedin - St Clair Surf Break

Lat Long: 45.91° S 170.50° E

Dunedin - St Clair 48 hour detailed Surf Forecast

Issued: 5 pm 10 Aug 2026 (local time)

Forecast update in  hr  min

Today's Dunedin - St Clair sea temperature is
10.2° C
1.5° 

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 (11 Aug):

  • Morning surf: Morning surf (11 Aug, local time) - 3.5ft (1.1m), 8s period with ESE swell.
  • Afternoon surf: Afternoon surf (11 Aug, local time) - 3.5ft (1.0m), 7s period with E swell.
  • Evening surf: Evening surf (11 Aug, local time) - 3.5ft (1.0m), 6s period with E swell.

The current surf forecast for Dunedin - St Clair at 12AM is: 1.1m 7s primary swell from a East-southeast direction and 0.6m 12s secondary swell from a Southeast direction (forecast issued at 05:00pm August 10). An open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (11 Aug)3.5ft (1.1m)8s
Afternoon (11 Aug)3.5ft (1.0m)7s
Evening (11 Aug)3.5ft (1.0m)6s

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


Short Range Forecast

Mostly dry. Very mild (max 12°C on Thu morning, min 7°C on Mon night). Winds increasing (calm on Mon afternoon, fresh winds from the NE by Tue night).

Mon
10
Tuesday
11
Wednesday
12
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)
2
0
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SSE
7
0.8
SSE
8
0.6
SE
12
1.1
ESE
7
1.2
E
8
1.2
E
7
1.1
ESE
8
1
ESE
7
1
E
7
1
E
7
1
E
6
0.3
SSW
16
0.3
SSW
15
0.2
SSW
15
0.2
S
20
0.2
S
19
0.3
SSW
18
0.3
SSW
18
0.4
SSW
17
Wave Graph
Metric surfscale
Energy kJ
96
66
96
136
163
159
143
117
103
89
81
48
44
21
30
29
64
61
97
Wind (km/h)
5
SSE
10
ENE
15
ENE
20
NE
20
NE
25
NE
25
NE
25
NE
30
NE
25
NE
30
NE
30
NE
30
NE
35
NE
35
NE
30
NE
25
NE
20
NNE
15
NNE
Wind State
glassy
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
1:29PM1.87m
1:52AM1.76m
2:24PM1.91m
2:46AM1.80m
3:17PM1.92m
Low Tide
7:48PM0.16m
8:08AM0.07m
8:45PM0.11m
9:05AM0.02m
clear
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:43
7:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:40
5:42
5:44
 mm
Temp °C
9
8
8
7
8
7
8
9
9
8
9
9
9
9
9
9
10
10
10
Feels °C
8
5
4
2
3
1
3
3
3
2
3
3
2
2
2
2
4
5
7
  • 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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