Surf Forecasts:
How big are the waves at Otago Peninsula - Sandfly Bay today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 18ft (5.5m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 15ft (4.5m), 17s period with SSW swell.
- Evening surf: Evening surf (20 Sep, local time) - 11ft (3.5m), 16s period with SSW swell.
The current surf forecast for Otago Peninsula - Sandfly Bay at 6AM is: 5.0m 14s primary swell from a Southwest direction and 0.4m 11s secondary swell from a East-southeast direction (forecast issued at 11:00pm September 19). The wind direction is predicted to be cross-shore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 18ft (5.5m) | 16s |
| Afternoon (20 Sep) | 15ft (4.5m) | 17s |
| Evening (20 Sep) | 11ft (3.5m) | 16s |
Table - waves today at Otago Peninsula - Sandfly Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Mon night. Very mild (max 17°C on Mon afternoon, min 6°C on Sat night). Winds decreasing (near gales from the WSW on Sat night, light winds from the N by Sun night). | |||||||||||||||||
Sunday 20 | Monday 21 | ||||||||||||||||
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) | SW 14 | SW 14 | SW 14 | SW 14 | SSW 16 | SSW 16 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 12 | SSW 11 | SSW 14 | SSW 14 | SW 14 |
Wave Graph  | |||||||||||||||||
 kJ | 2423 | 5191 | 6912 | 10254 | 14110 | 14367 | 11914 | 8362 | 5914 | 4374 | 3156 | 2378 | 928 | 657 | 530 | 545 | 1903 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | off | off | off | off | off | off | off | cross-on |
High Tide | 10:40PM1.45m | 11:06AM1.54m | 11:28PM1.48m | 11:53AM1.57m | |||||||||||||
Low Tide | 4:27AM0.44m | 5:05PM0.46m | 5:23AM0.42m | 6:00PM0.42m | |||||||||||||
 |  |  | |  |  |  | | |  | | | | | | | | |
 | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — |
mm | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 |
Temp °C | 7 | 6 | 6 | 6 | 6 | 9 | 10 | 10 | 8 | 8 | 8 | 8 | 10 | 13 | 17 | 15 | 8 |
Feels °C | -4 | -6 | -7 | -6 | -6 | -2 | 1 | 3 | 3 | 5 | 2 | 2 | 5 | 8 | 11 | 9 | -1 |
Swell 1 Height (m) Direction Period (s) | ESE 11 | ESE 11 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 12 | SSW 11 | S 11 | SSW 14 | NE 5 |
| kJ | 48 | 50 | 52 | 43 | 24 | 24 | 23 | 8362 | 5914 | 4374 | 3156 | 2378 | 928 | 657 | 332 | 545 | 18 |
Swell 2 Height (m) Direction Period (s) | NE 6 | NE 6 | ENE 7 | — | — | — | — | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | SSW 14 | SW 15 | SSW 14 | S 11 | ENE 11 |
| kJ | 11 | 6 | 5 | — | — | — | — | 23 | 23 | 11 | 11 | 11 | 647 | 489 | 530 | 229 | 11 |
Swell 3 Height (m) Direction Period (s) | NE 12 | — | — | — | — | — | — | — | — | — | — | NE 11 | ESE 10 | ESE 10 | ESE 10 | SE 14 | SE 13 |
| kJ | 6 | — | — | — | — | — | — | — | — | — | — | 5 | 11 | 10 | 10 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SSW 16 | SSW 16 | SSW 17 | — | — | — | N 3 | NNE 4 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | SW 14 |
| kJ | 2423 | 5191 | 6912 | 10254 | 14110 | 14367 | 11914 | — | — | — | 4 | 31 | 41 | 47 | 42 | 59 | 1903 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 72 | 308 | 169 | 169 | 309 | 751 | 1025 | 88 | 9 | 3 | 3 | 0 | 0 | 0 | 0 | 3 | 86 |
Best forecast wave conditions in Otago | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
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