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Surf Forecasts:
Porpoise Bay surfForecast / Catlins / New Zealand
48hr Weather and Surf, issued 12 pm Thursday 11 Dec 2025 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
14.2° C
(Which is 3.0°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: 1.1m 14s primary swell from a Southwest direction and 0.4m 12s secondary swell from a East direction, 0.3m 3s secondary swell from a East direction (forecast issued at 12:00pm December 11). The wind direction is predicted to be cross-onshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 3.5ft (1.1m) | 13s |
| Afternoon (11 Dec) | 3.5ft (1.1m) | 14s |
| Evening (11 Dec) | 3ft (0.9m) | 14s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 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) (?) | 13 | 14 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 10 | 10 | 10 | 10 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 398 | 361 | 479 | 466 | 293 | 281 | 179 | 212 | 246 | 239 | 207 | 496 | 416 | 296 | 245 | 463 | 440 | 354 | 311 | 255 | 175 | 142 | 94 | 104 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross | cross- on | cross- on | cross- off | cross | cross | cross | cross | cross | cross | cross- on | cross | cross | cross- off | cross- off | cross- off | cross- on | cross | cross | cross- off | glass | glass | glass |
High Tide / height (m) | 8:20AM 2.07 | 8:45PM 1.99 | 9:19AM 1.97 | 9:46PM 1.92 | 10:17AM 1.91 | 10:44PM 1.88 | ||||||||||||||||||
Low Tide / height (m) | 2:38PM 0.39 | 3:04AM 0.37 | 3:35PM 0.44 | 4:00AM 0.43 | 4:28PM 0.47 | 4:53AM 0.48 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:43 | - | - | - | - | - | - | - | 5:43 | - | - | - | - | - | - | - | 5:43 |
| Sunset | - | - | - | 9:29 | - | - | - | - | - | - | - | 9:30 | - | - | - | - | - | - | - | 9:30 | - | - | - | - |
 |  |  | |  |  | | | | | |  |  |  | | | | | | | |  | | | |
Rain (mm) | - | - | - | - | 3 | 1 | 1 | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 13 | 14 | 12 | 11 | 10 | 10 | 9 | 11 | 12 | 12 | 12 | 12 | 10 | 9 | 9 | 13 | 15 | 15 | 16 | 14 | 11 | 11 | 11 |
| Feels °C (?) | 11 | 9 | 11 | 7 | 7 | 5 | 3 | 3 | 5 | 5 | 5 | 7 | 8 | 6 | 6 | 6 | 10 | 13 | 12 | 13 | 12 | 10 | 10 | 10 |
- 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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