Dunedin - St Clair Surf Break

Lat Long: 45.91° S 170.50° E

Dunedin - St Clair 48 hour detailed Surf Forecast

Issued: 12 am 18 Oct 2026 (local time)

Forecast update in  hr  min

Today's Dunedin - St Clair sea temperature is
12.1°C
2.7° 

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 (18 Oct):

  • Morning surf: Morning surf (18 Oct, local time) - 5.5ft (1.7m), 13s period with S swell.
  • Afternoon surf: Afternoon surf (18 Oct, local time) - 5.5ft (1.7m), 14s period with S swell.
  • Evening surf: Evening surf (18 Oct, local time) - 6ft (1.8m), 14s period with SSW swell.

The current surf forecast for Dunedin - St Clair at 6AM is: 1.6m 13s primary swell from a South direction (forecast issued at 12:00am October 18). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (NZDT) & DateWave HeightWave Period
Morning (18 Oct)5.5ft (1.7m)13s
Afternoon (18 Oct)5.5ft (1.7m)14s
Evening (18 Oct)6ft (1.8m)14s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Mon night. Very mild (max 18°C on Sun morning, min 6°C on Sat night). Wind will be generally light.

Sunday
18
Monday
19
Tuesday
20
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
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
2
2
3
3
1
2
3
4
3
4
4
2
1
!
0
0
0
2
3
3
2
2
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
S
13
1.6
S
13
1.6
S
13
1.7
S
13
1.7
S
13
1.7
S
14
1.8
SSW
14
1.7
SSW
14
1.2
S
14
1.6
SSW
14
1.7
SSW
14
1.7
SSW
14
1.6
SSW
14
3
SW
13
2.2
SSW
13
1.4
SSW
13
1.3
SSW
13
1.5
S
15
1.5
S
14
1.5
S
14
1.2
S
10
1.2
S
12
1.1
S
11
1.1
S
11
Wave Graph
Metric surfscale
Energy kJ
835
875
919
1003
1018
1178
1382
1240
585
1016
1019
1004
893
3264
1622
632
608
978
931
880
311
383
274
275
Wind (km/h)
20
W
15
W
15
W
15
WSW
15
SW
10
SE
10
ENE
10
WNW
10
WNW
15
WNW
15
W
20
WSW
20
WSW
25
SW
20
SSW
25
SSW
20
SSW
5
SSW
5
NNE
0
NNW
15
ENE
15
ENE
10
E
5
NW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-off
glassy
cross
cross
cross-on
glassy
High Tide
10:13PM1.42m
10:40AM1.51m
11:04PM1.43m
11:29AM1.53m
11:52PM1.47m
12:16PM1.57m
Low Tide
3:51AM0.44m
4:26PM0.46m
4:43AM0.44m
5:20PM0.45m
5:37AM0.42m
6:13PM0.42m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
cloud
light rain
light rain
light rain
cloud
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:39
—
—
—
—
—
—
—
6:37
—
—
—
—
—
—
—
6:35
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
—
8:07
—
—
—
—
—
—
—
8:08
—
—
—
—
—
—
—
8:09
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
2
1
—
—
—
—
—
—
—
Temp °C
6
6
7
13
18
16
14
12
11
11
11
15
18
15
11
10
9
9
9
12
15
17
15
11
Feels °C
1
2
3
8
13
12
11
9
8
7
6
9
13
10
7
5
5
7
7
12
12
14
13
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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