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Catlins River Mouth Surf Forecast
/ Catlins (9 surf breaks) /
Surf Forecasts:
Catlins River Mouth surfForecast / Catlins / New Zealand
48hr Weather and Surf, issued 5 pm Monday 20 Apr 2026 NZSTForecast 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
13.9° C
(Which is 2.7°C warmer than normal for this time of year)How big are the waves at Catlins River Mouth today?
The current surf forecast for Catlins River Mouth at 12AM is: 1.9m 9s primary swell from a South-southeast direction and 0.7m 6s secondary swell from a East direction (forecast issued at 05:00pm April 20). An open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 5.5ft (1.7m) | 9s |
| Afternoon (21 Apr) | 4.5ft (1.4m) | 9s |
| Evening (21 Apr) | 4.5ft (1.3m) | 8s |
Table - waves today at Catlins River Mouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 10 | 10 | 16 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 422 | 442 | 692 | 547 | 559 | 505 | 454 | 463 | 304 | 246 | 240 | 200 | 202 | 171 | 137 | 140 | 140 | 116 | 111 | 118 | 140 | 149 | 201 | 144 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | glass | cross- on | glass | glass | glass | glass | off | cross- off | cross- off | off | cross- off |
High Tide / height (m) | 5:12PM 2.51 | 5:32AM 2.43 | 6:10PM 2.43 | 6:31AM 2.34 | 7:13PM 2.35 | 7:40AM 2.27 | ||||||||||||||||||
Low Tide / height (m) | 11:28PM 0.80 | 11:53AM 0.73 | 12:25AM 0.86 | 12:54PM 0.79 | 1:26AM 0.92 | |||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:24 | - | - | - | - | - | - | - | 7:26 | - | - | - | - | - | - | - | 7:28 | - |
| Sunset | 5:54 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - |
 |  | | | |  | | |  | | | | | | | |  |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 10 |
| Feels °C (?) | 3 | 2 | 2 | 3 | 3 | 3 | 2 | 4 | 4 | 5 | 5 | 5 | 4 | 5 | 5 | 7 | 7 | 5 | 5 | 4 | 4 | 4 | 4 | 7 |
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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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