Surf Forecasts:
How big are the waves at Larsen Street today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 5ft (1.6m), 14s period with WSW swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 5ft (1.6m), 14s period with WSW swell.
- Evening surf: Evening surf (20 Jul, local time) - 5ft (1.6m), 13s period with WSW swell.
The current surf forecast for Larsen Street at 4AM is: 1.7m 14s primary swell from a West-southwest direction and 0.4m 11s secondary swell from a North-northwest direction (forecast issued at 11:00pm July 19). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 5ft (1.6m) | 14s |
| Afternoon (20 Jul) | 5ft (1.6m) | 14s |
| Evening (20 Jul) | 5ft (1.6m) | 13s |
Table - waves today at Larsen Street. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Wed morning. Very mild (max 13°C on Mon night, min 10°C on Wed morning). Wind will be generally light. | |||||||||||||||||
Monday 20 | Tuesday 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) | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | W 13 | W 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 |
Wave Graph  | |||||||||||||||||
 kJ | 1439 | 1382 | 1206 | 1045 | 1016 | 887 | 874 | 849 | 836 | 787 | 775 | 590 | 499 | 424 | 411 | 263 | 254 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | glassy | cross | cross | cross-off | cross-off |
High Tide | 2:35AM2.74m | 3:02PM2.56m | 3:23AM2.55m | 3:52PM2.41m | |||||||||||||
Low Tide | 8:23PM0.31m | 8:52AM0.34m | 9:12PM0.48m | 9:40AM0.52m | |||||||||||||
 | |  | |  |  | | | | | | |  | | |  | | |
 | — | — | — | 7:54 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:25 | — | — | — | — | — | — | — | 5:27 | — | — |
mm | 1 | 1 | — | — | — | 1 | 2 | 1 | 2 | 2 | 2 | — | — | — | — | — | — |
Temp °C | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 |
Feels °C | 8 | 8 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 9 | 11 | 9 | 10 | 9 | 6 | 5 | 7 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | W 13 | W 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 |
| kJ | 1439 | 1382 | 1206 | 1045 | 1016 | 887 | 874 | 849 | 836 | 787 | 775 | 590 | 499 | 424 | 411 | 263 | 254 |
Swell 2 Height (m) Direction Period (s) | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 24 | 23 | 40 | 40 | 40 | 40 | 39 | 37 | 38 | 39 | 23 | 22 | 22 | 22 | 22 | 22 | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | — | N 4 | N 5 | N 4 | — | W 20 | W 20 | W 20 | WSW 19 | WSW 19 | W 19 | WSW 18 | WSW 18 | WSW 17 | WSW 16 |
| kJ | — | — | — | 3 | 7 | 4 | — | 8 | 30 | 8 | 36 | 36 | 28 | 32 | 60 | 59 | 53 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 4 | WSW 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 11 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 9 | 9 | 9 | 9 | 33 | 9 | 0 | 0 | 9 | 33 | 33 | 9 |
Best forecast wave conditions in West Coast South Island | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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