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Ranganunu Harbour Surf Forecast
/ Northland (73 surf breaks) /
Surf Forecasts:
Ranganunu Harbour surfForecast / Northland / New Zealand
48hr Weather and Surf, issued 11 am Thursday 21 May 2026 NZSTForecast 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
18.2° 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 4PM is: 1.9m 8s primary swell from a Northeast direction and 0.1m 13s secondary swell from a East direction (forecast issued at 11:00am May 21). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 6ft (1.8m) | 8s |
| Afternoon (21 May) | 6ft (1.9m) | 7s |
| Evening (21 May) | 6ft (1.9m) | 8s |
Table - waves today at Ranganunu Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Thu morning. Very mild (max 18°C on Thu morning, min 17°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NE 8 | NE 8 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 9 | |
368 | 382 | 405 | 392 | 423 | 530 | 558 | 573 | 616 | 728 | 819 | 898 | 1082 | 1263 | 1507 | 1461 | 1655 | 1753 | 1864 | 1902 | 1864 | 1838 | 1913 | 1824 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 11:55AM2.18m | 00:29AM2.29m | 12:50PM2.12m | 1:25AM2.22m | 1:46PM2.04m | 2:21AM2.14m | ||||||||||||||||||
Low Tide | 5:33PM0.20m | 6:15AM0.35m | 6:27PM0.29m | 7:10AM0.40m | 7:23PM0.38m | |||||||||||||||||||
 |  | |  |  | | | |  |  | | |  | | | | |  | | | |  | | | |
 | 7:18 | — | — | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:20 |
 | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:27 | — | — | — | — | 5:27 |
— | 1 | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | 1 | — | — | — | 1 | 1 | 1 | |
Temp °C | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 18 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 |
15 | 14 | 14 | 14 | 13 | 12 | 12 | 12 | 11 | 12 | 11 | 11 | 11 | 11 | 12 | 13 | 13 | 13 | 12 | 13 | 13 | 12 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 12 | — | NW 11 | NW 11 | NW 11 | NNW 11 | NNW 11 | N 11 | — | — | — |
 kJ | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 6 | 6 | 5 | 5 | 5 | 5 | — | 5 | 19 | 30 | 93 | 170 | 275 | — | — | — |
Swell 2 Height (m) Direction Period (s) | N 13 | N 13 | — | — | — | — | — | W 13 | E 12 | — | — | W 9 | — | N 10 | — | — | — | — | — | N 11 | — | — | — | — |
| kJ | 3 | 3 | — | — | — | — | — | 3 | 3 | — | — | 2 | — | 2 | — | — | — | — | — | 59 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 8 | NE 8 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 9 |
| kJ | 368 | 382 | 405 | 392 | 423 | 530 | 558 | 573 | 616 | 728 | 819 | 898 | 1082 | 1263 | 1507 | 1461 | 1655 | 1753 | 1864 | 1902 | 1864 | 1838 | 1913 | 1824 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 31 | 31 | 31 | 31 | 19 | 19 | 19 | 19 | 19 | 19 | 135 | 19 | 31 | 31 | 19 | 19 | 19 | 135 | 135 | 135 | 19 | 135 | 135 | 135 |
Best forecast wave conditions in Northland | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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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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