Catlins River Mouth surfForecast / Catlins / New Zealand

information circle12 Day Weather and Surf, issued 6 pm Friday 14 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
12.3° C
(Which is 2.0°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 Saturday (Nov 15) at 1AM. The primary swell is predicted to be 1.1m and 10s period with a secondary swell of 0.6m and 6s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Catlins River Mouth in the next 12 days are 2.5m 13s and forecast to arrive on Sunday (Nov 16) 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 2.5m 9s period and expected on Tuesday (Nov 18) at 4PM.

Wave TypeTime (NZDT) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Sat 15th Nov)3.5ft (1.1m) 10s
Best Surf 1AM (Sun 16th Nov)8ft (2.5m) 13s
Most Powerful 1AM (Sun 16th Nov)8ft (2.5m) 13s

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 Light rain (total 8mm), mostly falling on Fri afternoon. Warm (max 21°C on Fri afternoon, min 6°C on Fri night). Winds decreasing (fresh winds from the WSW on Sat morning, calm by Sun morning).

Days 3-6 Weather Summary Some drizzle, heaviest during Tue afternoon. Warm (max 21°C on Wed afternoon, min 9°C on Tue night). Winds decreasing (fresh winds from the WSW on Tue afternoon, calm by Wed night).

Fri
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
3
2
0
0
4
1
0
1
1
3
2
1
0
2
2
2
3
2
0
2
2
Swell
Height Map
Wave Height (m) & direction (?)
1.3
E
1.1
E
1
E
1.5
SW
2.5
SW
0.8
E
0.9
ENE
1.3
ENE
0.9
ENE
1.5
ENE
1.7
ENE
1.6
ENE
1.8
ENE
1.4
ENE
1.4
ENE
1.3
ENE
1.2
SSW
0.9
SW
0.9
SW
0.9
SSW
1
SSW
Period(s) (?)1010981311117810101091010101515151515
Wave
Graph
(?)Metric surfscale
Energy kJ (?)3122261712571946151198145113446495452488363341283608314314382455
Wind
(km/h)
15
N
15
WNW
30
W
35
WSW
15
W
5
N
30
ENE
15
NNE
15
N
10
NNW
20
NNE
20
NNE
35
WSW
5
NNW
10
NNE
10
NNW
10
N
5
NNE
15
ENE
5
NE
10
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
offcross-
off
cross-
off
cross-
off
glasscrosscross-
off
cross-
off
offcross-
off
cross-
off
cross-
off
glasscross-
off
offcross-
off
glasscross-
on
glasscross-
off
High Tide
/ height (m)
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
2:41PM
2.29
3:01AM
2.33
3:18PM
2.30
3:39AM
2.33
3:54PM
2.30
4:17AM
2.32
Low Tide
/ height (m)
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
8:52PM
0.97
9:13AM
1.02
9:30PM
0.97
9:51AM
1.03
10:07PM
0.98
10:28AM
1.05
Fri
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Sunrise--5:58--5:56--5:56--5:54--5:54--5:52--5:52
Sunset8:51--8:52--8:53--8:54--8:57--8:58--9:00--
rain showers
rain showers
thunderstorm
rain showers
clear
part cloud
part cloud
clear
part cloud
cloud
cloud
part cloud
rain showers
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
Rain (mm)
5111--------1--------
Temp. °C2181111911111018201919131119211921181516
Feels °C (?)1743349551418141571016181818141414
  • 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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