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Porpoise Bay Surf Forecast
/ Catlins (9 surf breaks) /
Surf Forecasts:
Porpoise Bay surfForecast / Catlins / New Zealand
48hr Weather and Surf, issued 12 pm Tuesday 31 Mar 2026 NZDTForecast update in hr min s Forecast update imminent
Porpoise Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porpoise Bay sea temperature is
15.5° C
(Which is 3.6°C warmer than normal for this time of year)How big are the waves at Porpoise Bay today?
The current surf forecast for Porpoise Bay at 3PM is: 5.0m 14s primary swell from a Southwest direction and 3.5m 14s secondary swell from a South-southwest direction, 0.3m 10s secondary swell from a East-southeast direction (forecast issued at 12:00pm March 31). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Mar) | 15ft (4.5m) | 14s |
| Afternoon (31 Mar) | 16ft (5.0m) | 14s |
| Evening (31 Mar) | 10ft (3.0m) | 14s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 11 | 11 | 14 | 14 | 13 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 7193 | 10015 | 4689 | 4042 | 3662 | 1969 | 1906 | 2907 | 1700 | 2345 | 961 | 975 | 780 | 632 | 552 | 480 | 466 | 396 | 980 | 803 | 642 | 476 | 367 | 293 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 2:08PM 2.21 | 2:31AM 2.22 | 2:49PM 2.23 | 3:11AM 2.21 | 3:29PM 2.22 | 3:49AM 2.17 | ||||||||||||||||||
Low Tide / height (m) | 7:53AM 0.21 | 8:14PM 0.14 | 8:34AM 0.19 | 8:55PM 0.15 | 9:14AM 0.19 | 9:35PM 0.20 | ||||||||||||||||||
Tuesday 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:02 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 7:36 | - | - | - | - | - | - | - | 7:34 | - | - | - | - | - | - | - | 7:31 | - | - | - | - |
 |  | | |  |  |  | | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 11 | 11 | 11 | 10 | 10 | 9 | 7 | 9 | 13 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 18 | 21 | 19 | 18 | 17 | 16 | 15 |
| Feels °C (?) | 2 | 4 | 4 | 5 | 5 | 5 | 4 | 2 | 4 | 8 | 12 | 12 | 13 | 13 | 12 | 12 | 11 | 15 | 18 | 17 | 16 | 14 | 14 | 13 |
- 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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