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:
Helena Bay surfForecast / Northland / New Zealand
48hr Weather and Surf, issued 12 am Monday 15 Dec 2025 NZDTForecast update in hr min s Forecast update imminent
Helena Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Helena Bay sea temperature is
20.1° C
(Which is 1.5°C warmer than normal for this time of year)How big are the waves at Helena Bay today?
The current surf forecast for Helena Bay at 7AM is: 1.3m 7s primary swell from a East-northeast direction and 0.4m 13s secondary swell from a North-northeast direction, 0.1m 19s secondary swell from a North direction (forecast issued at 12:00am December 15). The wind direction is predicted to be onshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 4.5ft (1.3m) | 7s |
| Afternoon (15 Dec) | 4.5ft (1.3m) | 7s |
| Evening (15 Dec) | 3.5ft (1.1m) | 7s |
Table - waves today at Helena Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| 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 | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 157 | 161 | 139 | 145 | 153 | 153 | 142 | 132 | 113 | 127 | 139 | 114 | 138 | 147 | 94 | 75 | 81 | 81 | 78 | 88 | 57 | 50 | 60 | 62 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off |
High Tide / height (m) | 4:33AM 1.69 | 4:44PM 1.74 | 5:26AM 1.71 | 5:33PM 1.72 | 6:15AM 1.75 | 6:21PM 1.72 | ||||||||||||||||||
Low Tide / height (m) | 10:16PM 0.41 | 10:35AM 0.57 | 11:06PM 0.42 | 11:29AM 0.59 | 11:53PM 0.41 | 12:20PM 0.58 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:32 | - | - | - | - | - | - | - | 8:32 | - | - | - | - | - | - | - | 8:34 |
 | |  |  |  |  | | | | | | | | | |  |  | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - |
| Temp. °C | 18 | 17 | 18 | 18 | 20 | 21 | 21 | 20 | 18 | 18 | 18 | 18 | 21 | 22 | 21 | 19 | 17 | 15 | 14 | 14 | 18 | 19 | 20 | 19 |
| Feels °C (?) | 15 | 15 | 16 | 16 | 16 | 18 | 19 | 19 | 17 | 17 | 17 | 17 | 19 | 19 | 18 | 18 | 15 | 13 | 12 | 12 | 14 | 14 | 15 | 15 |
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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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