Surf Forecasts:
How big are the waves at Larsen Street today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 16ft (5.0m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 15ft (4.5m), 15s period with WSW swell.
- Evening surf: Evening surf (20 Sep, local time) - 13ft (4.0m), 16s period with W swell.
The current surf forecast for Larsen Street at 5PM is: 4.5m 15s primary swell from a West-southwest direction and 4.5m 16s secondary swell from a West-southwest direction (forecast issued at 11:00am September 20). The wind direction is predicted to be cross-shore and the swell rating is 11.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 16ft (5.0m) | 13s |
| Afternoon (20 Sep) | 15ft (4.5m) | 15s |
| Evening (20 Sep) | 13ft (4.0m) | 16s |
Table - waves today at Larsen Street. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Mon night. Very mild (max 12°C on Tue afternoon, min 9°C on Sun night). Mainly strong winds. | |||||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 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) | WSW 13 | WSW 14 | WSW 15 | WSW 16 | W 16 | W 16 | WSW 16 | W 16 | WSW 16 | W 15 | W 14 | W 14 | W 14 | W 14 | W 14 | WSW 13 | WSW 10 | WSW 11 | WSW 10 | WSW 10 | WSW 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 8564 | 9588 | 9907 | 9567 | 8563 | 7297 | 6049 | 4880 | 4131 | 3238 | 2441 | 2033 | 1617 | 1261 | 1309 | 2941 | 2405 | 3565 | 3054 | 1633 | 3966 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | glassy | cross-off | cross | cross | cross-off | cross-off | cross | cross | cross | cross |
High Tide | 5:34PM2.09m | 6:17AM2.06m | 6:48PM2.17m | 7:22AM2.18m | 7:44PM2.32m | ||||||||||||||||
Low Tide | 11:12AM1.03m | 11:57PM0.99m | 12:28PM0.98m | 1:06AM0.88m | 1:29PM0.85m | ||||||||||||||||
 |  | | |  | | |  | | |  | | | |  |  | | | |  | | |
 | 6:26 | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — |
 | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:30 | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | — | — | — | 1 | 2 |
Temp °C | 10 | 11 | 11 | 11 | 11 | 11 | 10 | 9 | 11 | 11 | 11 | 11 | 10 | 11 | 11 | 10 | 11 | 11 | 12 | 11 | 11 |
Feels °C | 0 | 2 | 3 | 6 | 7 | 8 | 6 | 6 | 8 | 7 | 7 | 9 | 7 | 7 | 5 | -1 | 1 | 1 | 2 | 2 | 3 |
Swell 1 Height (m) Direction Period (s) | — | — | — | WSW 16 | W 16 | W 16 | WSW 16 | W 16 | WSW 16 | W 15 | W 14 | W 14 | W 14 | W 14 | W 14 | — | — | — | — | WSW 15 | — |
| kJ | — | — | — | 9567 | 8563 | 7297 | 6049 | 4880 | 4131 | 3238 | 2441 | 2033 | 1617 | 1261 | 1309 | — | — | — | — | 924 | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 13 | WSW 14 | WSW 15 | — | — | — | — | — | — | — | — | — | — | — | — | WSW 13 | WSW 10 | WSW 11 | WSW 10 | WSW 10 | WSW 15 |
| kJ | 8564 | 9588 | 9907 | — | — | — | — | — | — | — | — | — | — | — | — | 2941 | 2405 | 3565 | 3054 | 1633 | 3966 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 207 | 744 | 613 | 33 | 68 | 33 | 33 | 0 | 0 | 9 | 9 | 0 | 0 | 13 | 53 | 155 | 184 | 187 | 195 | 191 | 187 |
Best forecast wave conditions in West Coast South Island | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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