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:
Great Exhibition Bay surfForecast / Northland / New Zealand
48hr Weather and Surf, issued 6 am Saturday 13 Dec 2025 NZDTForecast update in hr min s Forecast update imminent
Great Exhibition Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Great Exhibition Bay sea temperature is
19.7° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Great Exhibition Bay today?
The current surf forecast for Great Exhibition Bay at 9AM is: 0.7m 14s primary swell from a North-northeast direction and 0.4m 8s secondary swell from a East-northeast direction, 0.5m 8s secondary swell from a East-southeast direction (forecast issued at 06:00am December 13). The wind direction is predicted to be cross-onshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 2.5ft (0.7m) | 14s |
| Afternoon (13 Dec) | 2.5ft (0.7m) | 14s |
| Evening (13 Dec) | 4.5ft (1.4m) | 8s |
Table - waves today at Great Exhibition Bay. (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) (?) | 14 | 14 | 14 | 14 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 215 | 215 | 213 | 210 | 291 | 273 | 260 | 247 | 270 | 291 | 306 | 272 | 277 | 277 | 245 | 210 | 183 | 186 | 186 | 192 | 172 | 177 | 177 | 161 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross- on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 3:06AM 1.71 | 3:28PM 1.85 | 4:07AM 1.68 | 4:21PM 1.78 | 5:05AM 1.68 | 5:13PM 1.74 | ||||||||||||||||||
Low Tide / height (m) | 9:11AM 0.49 | 9:54PM 0.42 | 10:09AM 0.57 | 10:47PM 0.43 | 11:07AM 0.61 | 11:37PM 0.43 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | 8:34 | - | - | - | - | - | - | - | 8:35 | - | - | - | - | - | - | - | 8:36 | - | - |
 |  | | |  | | | | | | |  | | |  |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 16 | 18 | 20 | 20 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 18 | 19 | 19 | 18 | 18 | 19 | 20 | 20 | 20 | 19 | 20 |
| Feels °C (?) | 15 | 15 | 17 | 19 | 18 | 15 | 15 | 15 | 15 | 14 | 15 | 14 | 15 | 14 | 16 | 16 | 15 | 16 | 15 | 17 | 17 | 18 | 17 | 19 |
- 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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