Dunedin - St Clair Surf Break

Lat Long: 45.91° S 170.50° E

Dunedin - St Clair 48 hour detailed Surf Forecast

Issued: 11 am 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's Dunedin - St Clair sea temperature is
11.6°C
2.6° 

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 (19 Sep):

  • Morning surf: Morning surf (19 Sep, local time) - 4.5ft (1.4m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (19 Sep, local time) - 3.5ft (1.0m), 15s period with SSW swell.
  • Evening surf: Evening surf (19 Sep, local time) - 5.5ft (1.7m), 15s period with SSW swell.

The current surf forecast for Dunedin - St Clair at 3PM is: 1.0m 15s primary swell from a South-southwest direction and 1.0m 11s secondary swell from a South direction (forecast issued at 11:00am September 19). The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (19 Sep)4.5ft (1.4m)14s
Afternoon (19 Sep)3.5ft (1.0m)15s
Evening (19 Sep)5.5ft (1.7m)15s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Mon night. Very mild (max 19°C on Mon afternoon, min 6°C on Sat night). Winds decreasing (strong winds from the WSW on Sat night, calm by Mon morning).

Sat
19
Sunday
20
Monday
21
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
4
3
2
2
0
!
0
0
0
0
!
1
4
4
4
4
3
3
3
2
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)
1.4
SSW
14
1.4
SSW
14
1
SSW
15
1.4
SSW
15
1.7
SSW
15
3.5
SW
14
2.5
SSW
15
3.5
SSW
16
3.5
SSW
16
2.5
S
17
2.1
SSW
17
1.7
SSW
17
1.6
SSW
16
1.3
SSW
16
1.3
SSW
16
1.8
S
13
1.6
S
12
1.4
S
12
1.2
S
11
0.9
S
11
0.7
SSW
15
Wave Graph
Metric surfscale
Energy kJ
822
845
474
953
1327
4796
2697
5323
7173
4066
2465
1708
1240
882
839
1060
714
520
338
178
228
Wind (km/h)
10
NNW
10
W
15
WNW
30
W
40
WSW
45
W
50
WSW
45
WSW
45
WSW
45
WSW
35
SW
25
WSW
10
W
10
N
15
N
15
N
5
NNW
15
NNE
15
NNW
20
NNW
30
WSW
Wind State
off
cross-off
cross-off
cross-off
cross
cross-off
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
off
glassy
cross-off
off
off
cross
High Tide
10:17AM1.52m
10:40PM1.45m
11:06AM1.54m
11:28PM1.48m
11:53AM1.57m
Low Tide
4:08PM0.46m
4:27AM0.44m
5:05PM0.46m
5:23AM0.42m
6:00PM0.42m
clear
part cloud
rain showers
rain showers
light rain
clear
part cloud
cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
cloud
clear
clear
clear
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:31
6:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:30
6:30
6:32
 mm
1
1
2
4
Temp °C
12
14
15
13
6
6
6
6
6
8
10
10
7
7
6
8
10
16
19
16
7
Feels °C
9
12
11
6
-3
-4
-5
-5
-5
-2
2
3
3
4
2
4
7
13
15
12
0
  • 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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