Surf Break

Lat Long: 46.48° S 169.72° E

Catlins River Mouth Surf Forecast and Surf Report

Issued: 6 pm 24 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) - 13ft (4.0m), 14s period, SW swell with cross-offshore winds.
  • Most powerful swell: Friday 30 Oct, 7PM (local time) - 15ft (4.5m), 14s period, SW swell with 7,644 kJ wave energy.
  • Next surfable swell (1★+): Sunday 25 Oct, 1AM (local time) - 6ft (1.9m), 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 1AM. The primary swell is predicted to be 1.9m and 16s period with a secondary swell of 1.4m and 13s. 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 4.5m 14s and forecast to arrive on Friday (Oct 30) 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 0.6m 3s period and expected on Sunday (Oct 25) at 1AM.

Wave TypeTime (NZDT) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Sun 25th Oct)6ft (1.9m) 16s
Best Surf 1AM (Thu 29th Oct)13ft (4.0m) 14s
Most Powerful 7PM (Fri 30th Oct)15ft (4.5m) 14s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Mon afternoon. Warm (max 24°C on Sun afternoon, min 8°C on Mon night). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 13mm), heaviest on Wed night. Very mild (max 16°C on Wed afternoon, min 6°C on Tue night). Mainly fresh winds.

Sat
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
4
4
3
1
2
0
0
1
0
0
1
2
!
!
2
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)
1.1
SW
14
1.9
SSW
16
1.7
SSW
16
1.4
SSW
15
1.2
SSW
14
0.7
SW
13
0.5
SSW
16
0.6
SSW
14
1.4
SW
8
1.3
SSW
8
1
SSW
7
1.1
SW
11
1.4
SW
13
4
SW
14
4
SW
14
2.4
SSW
15
2.5
SSW
15
3.5
SW
14
3.5
SW
14
2.3
SSW
14
Wave Graph
Metric surfscale
Energy kJ
529
1816
1415
829
538
175
146
142
248
215
117
292
613
6747
6925
2349
2598
4747
4701
2230
Wind (km/h)
10
W
20
WNW
20
NW
20
WNW
20
NNW
15
NNW
25
SW
20
SW
20
WSW
30
SW
15
WNW
25
NW
25
NW
15
WSW
30
W
30
WSW
25
W
30
W
30
W
15
WNW
Wind State
cross-off
off
off
off
cross-off
off
cross
cross
cross-off
cross
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
2:33AM2.42m
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
Low Tide
8:29PM0.83m
8:53AM0.78m
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
clear
part cloud
part cloud
part cloud
clear
part cloud
mod rain
light rain
part cloud
clear
part cloud
part cloud
cloud
mod rain
part cloud
rain showers
rain showers
rain showers
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
6:28
—
—
6:26
—
—
6:26
—
—
6:24
—
—
6:22
—
—
6:20
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:20
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—
8:21
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8:22
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—
8:23
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8:25
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8:27
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8:29
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 mm
—
—
—
—
—
—
7
5
—
—
—
—
—
8
—
1
2
2
1
10
Temp °C
22
17
21
24
19
22
13
9
12
13
9
15
16
12
11
11
7
11
10
8
Feels °C
18
12
18
20
14
19
9
4
7
6
4
9
10
8
4
4
1
3
2
3
  • 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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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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