Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
70-foot plus waves predicted for Portuguese big wave tow surfing competition.
Surf Forecasts:
Dunedin - Bobs Beach surfForecast / Otago / New Zealand
48hr Weather and Surf, issued 6 am Saturday 13 Dec 2025 NZDTForecast update in hr min s Forecast update imminent
Dunedin - Bobs Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dunedin - Bobs Beach sea temperature is
14.3° C
(Which is 2.9°C warmer than normal for this time of year)How big are the waves at Dunedin - Bobs Beach today?
The current surf forecast for Dunedin - Bobs Beach at 9AM is: 0.8m 9s primary swell from a South-southwest direction and 0.4m 12s secondary swell from a South-southwest direction (forecast issued at 06:00am December 13). The wind direction is predicted to be offshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 2.5ft (0.8m) | 9s |
| Afternoon (13 Dec) | 1.5ft (0.5m) | 11s |
| Evening (13 Dec) | 2.5ft (0.7m) | 10s |
Table - waves today at Dunedin - Bobs Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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 | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 9 | 8 | 8 | 7 | 5 | 12 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 148 | 105 | 83 | 81 | 70 | 68 | 110 | 78 | 56 | 50 | 21 | 21 | 17 | 61 | 58 | 118 | 115 | 105 | 70 | 68 | 34 | 34 | 34 | 33 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | glass | on | on | cross- on | cross- on | cross | off | glass | cross- on | on | on | cross- on | cross | cross | cross- off | cross | cross | cross | cross | cross | cross | on |
High Tide / height (m) | 10:54AM 1.63 | 11:24PM 1.59 | 11:48AM 1.59 | 12:17AM 1.59 | 12:36PM 1.58 | |||||||||||||||||||
Low Tide / height (m) | 4:36AM 0.33 | 5:05PM 0.34 | 5:28AM 0.38 | 5:54PM 0.36 | 6:18AM 0.41 | 6:39PM 0.37 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 5:41 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | 9:23 | - | - | - | - | - | - | - | 9:23 | - | - | - | - | - | - | - | 9:24 | - | - |
 |  | |  | | | |  | | | | | | | |  | | | |  | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 4 | 2 |
| Temp. °C | 9 | 10 | 14 | 14 | 14 | 16 | 13 | 11 | 11 | 11 | 14 | 16 | 18 | 19 | 17 | 17 | 19 | 19 | 22 | 21 | 21 | 14 | 11 | 11 |
| Feels °C (?) | 6 | 8 | 13 | 10 | 10 | 13 | 10 | 10 | 10 | 10 | 13 | 14 | 16 | 17 | 14 | 14 | 14 | 14 | 18 | 17 | 18 | 10 | 9 | 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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