Otago Peninsula - Allans Beach Surf Break

Lat Long: 45.88° S 170.70° E

Otago Peninsula - Allans Beach 48 hour detailed Surf Forecast

Issued: 5 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Otago Peninsula - Allans Beach sea temperature is
11.1° C
2.5° 

Otago Peninsula - Allans 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 Otago Peninsula - Allans Beach today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 4.5ft (1.4m), 11s period with SSW swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 4ft (1.2m), 10s period with SSW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 3.5ft (1.1m), 10s period with S swell.

The current surf forecast for Otago Peninsula - Allans Beach at 10AM is: 1.4m 11s primary swell from a South-southwest direction and 0.7m 14s secondary swell from a South-southwest direction (forecast issued at 05:00am August 21). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.

Time (NZST) & DateWave HeightWave Period
Morning (21 Aug)4.5ft (1.4m)11s
Afternoon (21 Aug)4ft (1.2m)10s
Evening (21 Aug)3.5ft (1.1m)10s

Table - waves today at Otago Peninsula - Allans Beach. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 3mm), mostly falling on Sun morning. Very mild (max 14°C on Sat afternoon, min 5°C on Sun night). Winds increasing (light winds from the NW on Fri night, gales from the W by Sun morning).

Friday
21
Saturday
22
Sunday
23
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
3
3
3
3
1
2
2
2
1
0
0
1
1
1
1
1
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
SSW
13
1.4
SSW
11
1.4
SSW
11
1.3
SSW
11
1.2
SSW
10
1.2
SSW
10
1.1
S
10
0.9
S
10
0.8
S
10
0.7
S
10
0.7
S
10
0.6
S
10
0.5
S
9
0.4
SSW
16
0.4
SSW
16
0.4
SSW
15
0.5
SW
15
0.5
SSW
15
0.6
SSW
15
2.5
WSW
8
4
SW
13
4.5
SW
14
4.5
SW
14
Wave Graph
Metric surfscale
Energy kJ
983
452
431
353
318
306
250
161
127
94
94
66
43
103
104
87
104
123
162
811
5248
7141
7687
Wind (km/h)
10
NW
15
N
20
N
15
NNE
20
NNE
25
NNE
10
N
10
NW
15
NW
25
NW
20
NW
20
NNW
20
NNE
25
N
25
N
20
N
25
N
15
NNW
60
W
55
W
55
WSW
55
W
55
WSW
Wind State
cross-off
off
off
off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross-off
cross
cross
cross
cross
High Tide
10:51AM1.56m
11:14PM1.49m
11:40AM1.56m
00:01AM1.50m
12:27PM1.59m
Low Tide
4:12AM0.41m
4:49PM0.45m
5:09AM0.42m
5:48PM0.44m
6:06AM0.40m
6:42PM0.42m
clear
cloud
clear
part cloud
part cloud
cloud
part cloud
clear
cloud
cloud
part cloud
cloud
cloud
clear
clear
part cloud
cloud
cloud
clear
light rain
clear
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:26
7:24
7:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:53
5:54
5:55
 mm
1
1
1
Temp °C
9
8
7
8
10
11
10
9
10
12
11
13
14
13
13
11
11
10
9
7
7
6
6
Feels °C
6
4
2
3
5
6
6
5
5
5
5
8
9
8
7
7
6
6
-5
-6
-6
-6
-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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