Surf Forecasts:
How big are the waves at Onemana today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 2.5ft (0.7m), 9s period with ESE swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 2ft (0.6m), 8s period with E swell.
- Evening surf: Evening surf (20 Aug, local time) - 1.5ft (0.5m), 9s period with E swell.
The current surf forecast for Onemana at 2PM is: 0.6m 8s primary swell from a East direction (forecast issued at 11:00am August 20). An open ocean swell of 0.2m 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 (20 Aug) | 2.5ft (0.7m) | 9s |
| Afternoon (20 Aug) | 2ft (0.6m) | 8s |
| Evening (20 Aug) | 1.5ft (0.5m) | 9s |
Table - waves today at Onemana. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Fri afternoon, min 9°C on Thu morning). Wind will be generally light. | |||||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||||
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) | ESE 9 | E 8 | E 8 | E 8 | E 9 | E 10 | E 10 | E 10 | ESE 10 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | E 8 | E 8 | NE 14 | NE 14 | E 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 79 | 52 | 51 | 51 | 42 | 50 | 52 | 50 | 31 | 29 | 28 | 19 | 20 | 19 | 8 | 8 | 6 | 8 | 8 | 8 | 8 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross-off | off | off | off | off | off | cross-off | off | off | off | off | off | off | off | off | off | cross-off | off |
High Tide | 12:22PM1.62m | 00:36AM1.59m | 1:12PM1.56m | 1:26AM1.52m | 2:05PM1.52m | ||||||||||||||||
Low Tide | 6:07AM0.28m | 6:30PM0.42m | 6:53AM0.35m | 7:19PM0.49m | 7:42AM0.41m | 8:11PM0.55m | |||||||||||||||
 | | |  | | | | |  |  | | | | |  |  | | | | | | |
 | 6:54 | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — |
 | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:46 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 13 | 14 | 12 | 10 | 10 | 9 | 9 | 11 | 14 | 15 | 13 | 10 | 9 | 10 | 11 | 13 | 14 | 15 | 13 | 10 |
Feels °C | 5 | 10 | 10 | 9 | 7 | 8 | 7 | 7 | 9 | 12 | 12 | 10 | 7 | 6 | 7 | 8 | 10 | 10 | 11 | 9 | 6 |
Swell 1 Height (m) Direction Period (s) | ESE 9 | E 8 | E 8 | E 8 | E 9 | E 10 | E 10 | E 10 | ESE 10 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | E 8 | E 8 | E 8 | E 9 | E 14 |
| kJ | 79 | 52 | 51 | 51 | 42 | 50 | 52 | 50 | 31 | 29 | 28 | 19 | 20 | 19 | 8 | 8 | 6 | 5 | 1 | 1 | 4 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | N 10 | N 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 15 | NE 15 | NE 14 | NE 14 | NE 11 |
| kJ | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 8 | 8 | 8 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | N 10 | — | N 9 | — | — | E 12 | — | — | — | E 9 | E 14 | E 11 | NE 14 |
| kJ | — | — | — | — | — | — | — | — | 2 | — | 2 | — | — | 3 | — | — | — | 2 | 4 | 3 | 8 |
Wind waves Height (m) Direction Period (s) | S 3 | SSW 3 | — | — | — | — | — | — | — | — | — | W 3 | W 3 | — | — | — | WNW 2 | WNW 2 | NW 4 | NW 4 | NW 4 |
| kJ | 2 | 1 | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | 1 | 1 | 5 | 8 | 9 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 107 | 0 | 0 | 30 | 104 | 104 | 104 | 104 | 0 | 107 | 107 | 107 | 190 | 190 | 107 | 107 | 190 | 190 | 228 | 240 | 240 |
Best forecast wave conditions in The Coromandel | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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