Surf Forecasts:
How big are the waves at Ranganunu Harbour today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 1.5ft (0.5m), 9s period with E swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 3ft (0.9m), 9s period with E swell.
- Evening surf: Evening surf (17 Aug, local time) - 3.5ft (1.0m), 10s period with E swell.
The current surf forecast for Ranganunu Harbour at 8PM is: 1.0m 10s primary swell from a East direction (forecast issued at 11:00am August 17). An open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 1.5ft (0.5m) | 9s |
| Afternoon (17 Aug) | 3ft (0.9m) | 9s |
| Evening (17 Aug) | 3.5ft (1.0m) | 10s |
Table - waves today at Ranganunu Harbour. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 14°C on Tue morning, min 10°C on Mon morning). Wind will be generally light. | |||||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | E 9 | ESE 9 | E 9 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 37 | 106 | 137 | 223 | 181 | 143 | 81 | 80 | 55 | 37 | 38 | 38 | 24 | 24 | 22 | 24 | 13 | 13 | 12 | 12 | 13 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | off | off | off | off | off | cross-off |
High Tide | 11:41AM2.18m | 11:59PM2.21m | 12:24PM2.10m | 00:40AM2.10m | 1:07PM2.01m | ||||||||||||||||
Low Tide | 5:08PM0.36m | 5:38AM0.33m | 5:52PM0.45m | 6:19AM0.41m | 6:36PM0.54m | ||||||||||||||||
 |  | |  | |  | |  | | | | | | | | | | | | | | |
 | 7:05 | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — |
 | — | — | 5:57 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:58 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 10 | 12 | 12 | 11 | 11 | 12 | 12 | 12 | 13 | 14 | 13 | 12 | 11 | 11 | 12 | 12 | 12 | 14 | 14 | 13 | 11 |
Feels °C | 4 | 6 | 5 | 5 | 6 | 8 | 7 | 8 | 9 | 9 | 9 | 8 | 8 | 8 | 9 | 9 | 9 | 11 | 11 | 9 | 8 |
Swell 1 Height (m) Direction Period (s) | E 9 | ESE 9 | E 9 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 |
| kJ | 37 | 106 | 137 | 223 | 181 | 143 | 81 | 80 | 55 | 37 | 38 | 38 | 24 | 24 | 22 | 24 | 13 | 13 | 12 | 12 | 13 |
Swell 2 Height (m) Direction Period (s) | NW 12 | NW 12 | — | — | — | W 15 | NE 11 | NE 11 | NE 11 | NE 11 | — | NE 11 | — | — | NE 10 | E 8 | N 10 | SSE 3 | — | NE 10 | NE 10 |
| kJ | 6 | 6 | — | — | — | 5 | 5 | 5 | 4 | 4 | — | 4 | — | — | 4 | 13 | 2 | 1 | — | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | — | NW 16 | — | — | — | NE 11 | — | W 15 | W 15 | — | — | — | NE 10 | N 10 | NE 10 | E 13 | — | — | — | N 10 | W 17 |
| kJ | — | 10 | — | — | — | 5 | — | 4 | 4 | — | — | — | 4 | 2 | 4 | 3 | — | — | — | 2 | 6 |
Wind waves Height (m) Direction Period (s) | SSE 4 | S 4 | S 3 | S 4 | S 4 | S 3 | SSW 3 | SSW 3 | SW 3 | SW 3 | SW 3 | SSW 3 | S 3 | S 3 | SSW 3 | S 3 | S 3 | SE 4 | — | — | SE 3 |
| kJ | 28 | 8 | 8 | 14 | 10 | 6 | 9 | 8 | 5 | 5 | 5 | 3 | 3 | 1 | 3 | 2 | 1 | 5 | — | — | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 176 | 0 | 24 | 0 | 0 | 0 | 17 | 12 | 17 | 24 | 24 | 34 | 38 | 34 | 34 | 34 | 34 | 34 | 34 | 38 | 34 |
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)
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Ocean Swells (m)- Wind Speed (km/h)
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