Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Ranganunu Harbour surfForecast / Northland / New Zealand
48hr Weather and Surf, issued 12 am Thursday 01 Jan 2026 NZDTForecast update in hr min s Forecast update imminent
Ranganunu Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ranganunu Harbour sea temperature is
19.6° C
(Which is normal for this time of year)How big are the waves at Ranganunu Harbour today?
The current surf forecast for Ranganunu Harbour at 9AM is: 0.7m 8s primary swell from a East-northeast direction and 0.7m 7s secondary swell from a North direction (forecast issued at 12:00am January 01). The wind direction is predicted to be cross-onshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jan) | 2.5ft (0.7m) | 8s |
| Afternoon (01 Jan) | 2.5ft (0.7m) | 8s |
| Evening (01 Jan) | 2.5ft (0.8m) | 8s |
Table - waves today at Ranganunu Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 01 | Friday 02 | Saturday 03 | ||||||||||||||||||||||
| 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) (?) | 8 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 160 | 108 | 81 | 75 | 58 | 58 | 59 | 59 | 76 | 76 | 75 | 58 | 56 | 56 | 51 | 53 | 51 | 51 | 50 | 50 | 49 | 49 | 48 | 61 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off | cross | cross | cross- on | cross- on | on | cross- on | cross | cross | cross | cross | cross- on | cross- on | on | glass | off |
High Tide / height (m) | 6:40AM 2.08 | 7:01PM 2.09 | 7:46AM 2.17 | 8:07PM 2.14 | 8:48AM 2.26 | |||||||||||||||||||
Low Tide / height (m) | 11:54PM 0.33 | 12:28PM 0.50 | 12:55AM 0.31 | 1:33PM 0.46 | 1:56AM 0.27 | 2:33PM 0.41 | ||||||||||||||||||
Thursday 01 | Friday 02 | Saturday 03 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:16 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:43 | - | - | - | - | - | - | - | 8:44 | - | - | - | - | - | - | - | 8:44 |
 | |  |  |  |  | | |  | |  | | | | |  | | | | | |  | | | |
Rain (mm) | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 1 | - | - | - | 2 | 2 | - | 1 |
| Temp. °C | 18 | 17 | 17 | 17 | 19 | 22 | 21 | 19 | 18 | 18 | 17 | 17 | 19 | 21 | 21 | 18 | 17 | 16 | 15 | 15 | 17 | 16 | 18 | 18 |
| Feels °C (?) | 18 | 17 | 17 | 17 | 18 | 21 | 19 | 18 | 18 | 18 | 17 | 17 | 18 | 19 | 18 | 17 | 16 | 15 | 14 | 14 | 15 | 15 | 18 | 16 |
- 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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