Otago Peninsula - Tomahawk Beach Surf Break

Lat Long: 45.91° S 170.56° E

Otago Peninsula - Tomahawk Beach 48 hour detailed Surf Forecast

Issued: 11 am 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Otago Peninsula - Tomahawk Beach sea temperature is
10.8° C
2.0° 

Otago Peninsula - Tomahawk 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 - Tomahawk Beach today (18 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 8ft (2.4m), 9s period with SSW swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 8ft (2.5m), 11s period with S swell.
  • Evening surf: Evening surf (18 Aug, local time) - 10ft (3.0m), 15s period with S swell.

The current surf forecast for Otago Peninsula - Tomahawk Beach at 8PM is: 3.5m 14s primary swell from a South-southwest direction and 3.0m 15s secondary swell from a South direction, 0.3m 10s secondary swell from a East direction (forecast issued at 11:00am August 18). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (18 Aug)8ft (2.4m)9s
Afternoon (18 Aug)8ft (2.5m)11s
Evening (18 Aug)10ft (3.0m)15s

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


Short Range Forecast

Mostly dry. Very mild (max 11°C on Thu afternoon, min 7°C on Wed night). Winds decreasing (strong winds from the WSW on Tue morning, calm by Thu afternoon).

Tue
18
Wednesday
19
Thursday
20
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)
0
0
0
0
0
3
2
2
2
0
0
0
2
2
1
0
1
1
2
3
3
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)
2.4
SSW
9
2.5
SSW
10
2.5
S
11
3.5
SSW
14
3
S
15
2.5
S
15
2.5
S
15
2.3
S
14
2.1
S
14
2.5
SSW
14
2.4
SSW
13
2.3
SSW
13
2.2
SSW
12
1.9
SSW
11
1.5
S
11
1.5
S
11
1.4
S
11
0.8
S
16
1.4
S
16
0.8
S
16
1.1
S
11
Wave Graph
Metric surfscale
Energy kJ
963
1219
1627
5164
3413
3173
2612
2151
1719
2416
1945
1733
1384
885
517
536
451
326
977
306
300
Wind (km/h)
40
WSW
40
SW
35
SW
30
SW
20
SW
20
WSW
25
WSW
20
WSW
20
WSW
25
SW
25
SSW
25
SW
20
WSW
20
WSW
20
WSW
25
WSW
25
WSW
20
WSW
10
SSW
0
NW
10
NW
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross
cross
cross-on
glassy
cross-off
High Tide
8:11AM1.64m
8:37PM1.58m
9:06AM1.60m
9:31PM1.53m
10:00AM1.57m
Low Tide
2:04PM0.29m
2:26AM0.31m
2:56PM0.37m
3:18AM0.37m
3:51PM0.42m
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:31
7:31
7:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:51
5:52
5:52
 mm
Temp °C
8
9
9
9
9
8
9
9
10
10
10
9
7
7
8
8
9
10
11
10
8
Feels °C
-2
0
0
2
3
2
3
4
5
4
4
3
2
2
2
2
3
4
7
8
5
  • 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
How to use the Wavefinder 

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