Surf Forecasts:
How big are the waves at Ranganunu Harbour today (17 Sep):
- Afternoon surf: Afternoon surf (17 Sep, local time) - 4.5ft (1.3m), 6s period with NNW swell.
- Evening surf: Evening surf (17 Sep, local time) - 4ft (1.2m), 7s period with N swell.
The current surf forecast for Ranganunu Harbour at 11PM is: 1.1m 7s primary swell from a North direction and 0.3m 12s secondary swell from a Northeast direction (forecast issued at 05:00pm September 17). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | - | - |
| Afternoon (17 Sep) | 4.5ft (1.3m) | 6s |
| Evening (17 Sep) | 4ft (1.2m) | 7s |
Table - waves today at Ranganunu Harbour. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 22mm), heaviest during Thu afternoon. Very mild (max 16°C on Thu afternoon, min 11°C on Thu night). Mainly fresh winds. | |||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | |||||||||||||||||
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) | NNW 6 | N 6 | N 7 | N 7 | N 7 | N 7 | NNW 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 8 | NNE 8 | NNE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 113 | 135 | 128 | 111 | 157 | 110 | 108 | 69 | 77 | 61 | 40 | 23 | 23 | 11 | 11 | 12 | 11 | 7 | 7 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | glassy | cross | on | cross | glassy | glassy | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross |
High Tide | 12:31PM1.99m | 00:41AM1.91m | 1:13PM1.90m | 1:21AM1.82m | 2:01PM1.81m | ||||||||||||||
Low Tide | 6:04PM0.56m | 6:22AM0.51m | 6:50PM0.65m | 7:07AM0.60m | 7:42PM0.73m | ||||||||||||||
 |  |  | | | |  | | | |  |  |  | | | |  | | | |
 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — |
 | — | 6:19 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — |
mm | 1 | 7 | 3 | 1 | 4 | 2 | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 12 | 11 | 12 | 11 | 12 | 13 | 14 | 14 | 12 | 13 | 13 | 13 | 13 | 14 | 15 | 15 | 14 | 15 |
Feels °C | 12 | 11 | 8 | 10 | 10 | 11 | 12 | 13 | 9 | 5 | 6 | 7 | 7 | 7 | 8 | 9 | 10 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | NE 12 | NE 12 | N 7 | N 7 | NE 12 | N 7 | N 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 8 | NNE 8 | NNE 8 |
| kJ | 22 | 22 | 128 | 111 | 5 | 110 | 88 | 69 | 77 | 61 | 40 | 23 | 23 | 11 | 11 | 12 | 11 | 7 | 7 |
Swell 2 Height (m) Direction Period (s) | E 13 | E 13 | NE 12 | NE 12 | E 13 | NE 12 | NE 7 | N 7 | N 7 | N 8 | N 8 | N 8 | NW 12 | NE 12 | NE 12 | NE 11 | NE 11 | NE 11 | E 12 |
| kJ | 4 | 3 | 21 | 5 | 3 | 5 | 9 | 45 | 23 | 12 | 12 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 3 |
Swell 3 Height (m) Direction Period (s) | E 9 | NE 11 | E 13 | E 13 | — | NW 13 | NW 13 | NW 13 | WNW 6 | NW 13 | NW 13 | NE 11 | NE 12 | NW 12 | NW 11 | E 13 | N 11 | E 13 | — |
| kJ | 2 | 5 | 3 | 3 | — | 7 | 6 | 7 | 4 | 7 | 7 | 5 | 6 | 5 | 5 | 3 | 2 | 3 | — |
Wind waves Height (m) Direction Period (s) | NNW 6 | N 6 | — | — | N 7 | — | NNW 7 | WSW 4 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | WSW 4 | W 4 |
| kJ | 113 | 135 | — | — | 157 | — | 108 | 24 | 21 | 47 | 43 | 34 | 33 | 33 | 24 | 28 | 33 | 26 | 27 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 247 | 0 | 5 | 12 | 9 | 0 | 0 | 0 | 24 | 69 | 24 | 38 | 38 | 45 | 45 | 45 | 126 | 544 | 544 |
Best forecast wave conditions in Northland | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
Header Global | |||||||||||||||||||
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