Catlins River Mouth surfForecast / Catlins / New Zealand

information circle12 Day Weather and Surf, issued 6 pm Tuesday 11 Nov 2025 NZDT
Forecast update in hr  min  s Forecast update imminent
Catlins River Mouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Catlins River Mouth sea temperature is
12.2° C
(Which is 1.9°C warmer than normal for this time of year)


Best Forecast Surf Conditions for Catlins River Mouth this week:

The surf forecast for Catlins River Mouth over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Nov 13) at 1AM. The primary swell is predicted to be 1.9m and 8s period with a secondary swell of 1.6m and 8s. Another secondary swell of 0.4m and 12s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Catlins River Mouth in the next 12 days are 3.0m 9s and forecast to arrive on Monday (Nov 17) at 1AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 6s period and expected on Friday (Nov 14) at 7PM.

Wave TypeTime (NZDT) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Thu 13th Nov)6ft (1.9m) 8s
Best Surf10PM (Sun 16th Nov)8ft (2.5m) 9s
Most Powerful 1AM (Mon 17th Nov)10ft (3.0m) 9s

Table - best surf conditions forecast for Catlins River Mouth over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Very mild (max 15°C on Wed morning, min 9°C on Tue afternoon). Winds decreasing (strong winds from the ENE on Wed afternoon, calm by Thu night).

Days 3-6 Weather Summary Light rain (total 7mm), mostly falling on Fri afternoon. Very mild (max 19°C on Mon morning, min 7°C on Fri afternoon). Winds decreasing (fresh winds from the SW on Fri afternoon, light winds from the NNW by Sun night).

Tue
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
0
0
0
0
3
0
0
2
3
0
1
1
0
0
1
0
4
2
2
2
1
Swell
Height Map
Wave Height (m) & direction (?)
1.1
SW
0.7
SW
1.3
ENE
2.4
ENE
1.9
ENE
1
E
0.6
SSW
1.1
E
1.6
E
1
SW
0.9
ENE
0.8
SW
0.7
SW
0.9
SW
0.8
SSW
1.7
ENE
3
ENE
1.6
ENE
1.5
ENE
1.5
ENE
1
ENE
Period(s) (?)6146887148914915151212791010910
Wave
Graph
(?)Metric surfscale
Energy kJ (?)97206115640419971341614453981282582172091872621338454383360197
Wind
(km/h)
30
SSW
20
ENE
35
NE
45
ENE
10
N
10
SSW
10
S
5
N
15
N
35
SW
20
W
25
W
25
SW
15
NE
10
NE
20
NE
10
NNW
10
N
10
NNE
10
NNW
10
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on
crosscrosscross-
off
cross-
on
cross-
on
cross-
off
cross-
off
crosscross-
off
cross-
off
crosscrosscrosscrosscross-
off
cross-
off
cross-
off
offcross-
off
High Tide
/ height (m)
8:59PM
2.26
9:37AM
2.24
10:06PM
2.22
10:41AM
2.20
11:08PM
2.21
11:40AM
2.20
12:04AM
2.22
12:32PM
2.21
12:54AM
2.25
1:19PM
2.24
1:40AM
2.28
2:01PM
2.27
2:21AM
2.31
Low Tide
/ height (m)
3:17AM
0.85
3:47PM
0.99
4:20AM
0.89
4:50PM
1.01
5:19AM
0.92
5:49PM
1.00
6:13AM
0.94
6:42PM
0.99
7:03AM
0.96
7:29PM
0.98
7:50AM
0.98
8:12PM
0.97
8:33AM
1.00
Tue
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Sunrise--6:01--6:01--6:00--5:58--5:56--5:56--5:54
Sunset8:46--8:47--8:50--8:51--8:52--8:53--8:54--
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
mod rain
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
Rain (mm)
---------7-----------
Temp. °C1311151412121210159813131012171719221818
Feels °C (?)65768109811237668141417201716
  • Map Icons:
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  • 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 12 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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