Surf Break

Lat Long: 46.48° S 169.72° E

Catlins River Mouth Surf Forecast and Surf Report

Issued: 6 am 25 Oct 2026 (local time)

Forecast update in  hr  min

Today's Catlins River Mouth sea temperature is
11.7°C
1.9° 

Catlins River Mouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Catlins River Mouth surf forecast from 24 Oct 2026:

  • Best quality surf: Thursday 29 Oct, 1AM (local time) - 15ft (4.5m), 14s period, SW swell with cross-offshore winds.
  • Most powerful swell: Thursday 29 Oct, 7PM (local time) - 16ft (5.0m), 14s period, SW swell with 9,137 kJ wave energy.
  • Next surfable swell (1★+): Sunday 25 Oct, 1PM (local time) - 5ft (1.6m), 16s period with SSW swell.

Best Forecast Surf Conditions for Catlins River Mouth this week:

The surf forecast for Catlins River Mouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Oct 25) at 1PM. The primary swell is predicted to be 1.6m and 16s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Catlins River Mouth in the next 16 days are 5.0m 14s and forecast to arrive on Thursday (Oct 29) at 7PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Monday (Oct 26) at 10PM.

Wave TypeTime (NZDT) & Date Wave Height & Period
Next good surf (1 star+) 1PM (Sun 25th Oct)5ft (1.6m) 16s
Best Surf 1AM (Thu 29th Oct)15ft (4.5m) 14s
Most Powerful 7PM (Thu 29th Oct)16ft (5.0m) 14s

Table - best surf conditions forecast for Catlins River Mouth over the next 16 days.


Short Range Forecast

Light rain (total 7mm), mostly falling on Mon afternoon. Warm (max 24°C on Sun afternoon, min 6°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 26mm), heaviest during Thu night. Very mild (max 16°C on Wed afternoon, min 7°C on Wed night). Mainly strong winds.

Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
4
3
1
1
1
2
0
0
2
1
2
!
!
!
4
!
0
1
!
2
3
Swell
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
16
1.4
SSW
15
1.2
SSW
14
0.8
SSW
13
0.5
SSW
16
1.8
SW
7
1.7
SW
8
1.2
SSW
7
1.7
SW
7
0.8
SW
10
1.4
SW
13
4.5
SW
14
4
SW
14
3.5
SW
14
2.5
SSW
15
4
SW
14
2.4
SSW
15
3
SSW
12
4
SW
13
2.3
SSW
14
1.4
SSW
14
Wave Graph
Metric surfscale
Energy kJ
1415
829
538
219
144
365
411
153
295
141
632
7142
6459
4464
2930
6752
2414
2341
5632
2167
742
Wind (km/h)
15
NW
15
WNW
20
N
20
N
15
NW
20
WSW
30
WSW
20
SW
10
NW
25
NW
20
NW
30
WSW
30
W
35
WSW
20
NW
20
WNW
50
W
40
WSW
25
WSW
10
S
10
NNW
Wind State
off
off
cross-off
cross-off
off
cross-off
cross-off
cross
off
off
off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-on
off
High Tide
2:58PM2.42m
3:17AM2.49m
3:41PM2.47m
4:03AM2.53m
4:25PM2.49m
4:52AM2.53m
5:12PM2.47m
5:44AM2.49m
6:03PM2.42m
6:40AM2.43m
6:59PM2.35m
7:39AM2.36m
8:03PM2.28m
Low Tide
9:11PM0.76m
9:37AM0.75m
9:55PM0.72m
10:22AM0.75m
10:42PM0.69m
11:10AM0.77m
11:32PM0.70m
12:00PM0.81m
00:25AM0.73m
12:55PM0.85m
1:22AM0.77m
1:54PM0.89m
2:25AM0.81m
part cloud
part cloud
clear
part cloud
light rain
rain showers
part cloud
part cloud
part cloud
cloud
cloud
rain showers
rain showers
rain showers
heavy rain
light rain
rain showers
part cloud
rain showers
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
—
—
6:26
—
—
6:26
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—
6:24
—
—
6:22
—
—
6:20
—
—
6:18
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—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
8:21
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—
8:22
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—
8:23
—
—
8:25
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—
8:27
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—
8:29
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—
8:30
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 mm
—
—
—
—
2
5
—
—
—
—
—
3
2
2
13
1
5
—
1
—
—
Temp °C
22
24
19
22
20
10
10
10
9
15
16
12
10
9
9
12
10
8
11
12
8
Feels °C
19
20
14
18
18
5
3
5
5
9
11
6
2
1
3
7
0
-3
6
8
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Catlins River Mouth Surf forecast

The above surf forecast table for Catlins River Mouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Catlins River Mouth can be found by selecting the local surf guide option on the grey menu. Our Catlins River Mouth surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Catlins River Mouth) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Catlins River Mouth may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Catlins River Mouth is 91 km (57 miles) from Dunedin. If you plan a holiday in Catlins, look for hotels and other accommodation in Dunedin. Dunedin has rooms for a wide range of budgets as well as car hire and transport links.

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