Surf Forecasts:
How big are the waves at Ranganunu Harbour today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 2ft (0.6m), 9s period with E swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 1.5ft (0.5m), 9s period with E swell.
- Evening surf: Evening surf (18 Aug, local time) - 1.5ft (0.4m), 9s period with E swell.
The current surf forecast for Ranganunu Harbour at 10AM is: 0.6m 9s primary swell from a East direction and 0.1m 11s secondary swell from a Northeast direction (forecast issued at 05:00am August 18). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 2ft (0.6m) | 9s |
| Afternoon (18 Aug) | 1.5ft (0.5m) | 9s |
| Evening (18 Aug) | 1.5ft (0.4m) | 9s |
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 Wed night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||||
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 | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 7 | E 9 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 83 | 80 | 56 | 38 | 38 | 25 | 24 | 23 | 24 | 8 | 14 | 5 | 12 | 22 | 14 | 14 | 6 | 6 | 6 | 14 | 14 | 13 | 13 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | glassy | cross-off | cross-off | cross-off | cross-off |
High Tide | 12:24PM2.10m | 00:40AM2.10m | 1:07PM2.01m | 1:22AM1.99m | 1:54PM1.92m | ||||||||||||||||||
Low Tide | 5:38AM0.33m | 5:52PM0.45m | 6:19AM0.41m | 6:36PM0.54m | 7:02AM0.49m | 7:24PM0.64m | |||||||||||||||||
 |  |  | |  |  | | | | | | | | | | | | | | | | | | |
 | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — |
 | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:59 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 13 | 13 | 14 | 14 | 12 | 11 | 11 | 12 | 13 | 12 | 13 | 13 | 11 | 10 | 10 | 10 | 10 | 11 | 13 | 14 | 12 | 12 |
Feels °C | 7 | 9 | 7 | 9 | 10 | 7 | 7 | 8 | 9 | 9 | 8 | 8 | 7 | 6 | 7 | 7 | 7 | 8 | 9 | 11 | 11 | 9 | 9 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 7 | E 9 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 83 | 80 | 56 | 38 | 38 | 25 | 24 | 23 | 24 | 8 | 14 | 5 | 12 | 22 | 14 | 14 | 6 | 6 | 6 | 14 | 14 | 13 | 13 |
Swell 2 Height (m) Direction Period (s) | NE 11 | NE 11 | NE 11 | NE 11 | NE 11 | WSW 3 | — | — | E 13 | E 9 | — | E 5 | ESE 5 | NE 10 | N 10 | N 10 | E 4 | E 5 | E 5 | E 12 | E 13 | — | — |
| kJ | 5 | 5 | 4 | 4 | 4 | 1 | — | — | 3 | 6 | — | 2 | 2 | 4 | 2 | 2 | 1 | 2 | 2 | 3 | 3 | — | — |
Swell 3 Height (m) Direction Period (s) | — | W 15 | W 15 | — | — | NE 11 | NE 10 | N 10 | NE 10 | E 13 | NE 10 | N 10 | N 10 | W 18 | N 10 | W 16 | E 13 | E 13 | E 13 | — | — | W 15 | — |
| kJ | — | 4 | 4 | — | — | 4 | 4 | 2 | 4 | 3 | 4 | 2 | 2 | 6 | 2 | 5 | 3 | 3 | 3 | — | — | 4 | — |
Wind waves Height (m) Direction Period (s) | SSW 3 | SSW 3 | SSW 3 | SW 3 | SW 3 | SSW 3 | S 3 | S 3 | SSW 3 | SSW 3 | SSE 3 | SE 3 | S 3 | SSE 3 | SE 3 | ESE 4 | — | — | — | — | SW 2 | SW 3 | SSW 3 |
| kJ | 7 | 8 | 8 | 9 | 7 | 3 | 3 | 1 | 3 | 3 | 6 | 4 | 3 | 3 | 2 | 3 | — | — | — | — | 1 | 2 | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 17 | 17 | 24 | 24 | 34 | 34 | 34 | 34 | 34 | 34 | 403 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 |
Best forecast wave conditions in Northland | |||||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
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