- Forecast
- Maps
- Live
- Weather State
- Spot Information
Larsen Street Surf Forecast
/ West Coast South Island (21 surf breaks) /
Surf Forecasts:
Larsen Street surfForecast / West Coast South Island / New Zealand
48hr Weather and Surf, issued 5 am Monday 18 May 2026 NZSTForecast update in hr min s Forecast update imminent
Larsen Street surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Larsen Street sea temperature is
15.2° C
(Which is slightly warmer than usual)How big are the waves at Larsen Street today?
The current surf forecast for Larsen Street at 10AM is: 0.8m 13s primary swell from a West-southwest direction and 0.4m 19s secondary swell from a West direction (forecast issued at 05:00am May 18). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 2.5ft (0.8m) | 13s |
| Afternoon (18 May) | 2.5ft (0.8m) | 13s |
| Evening (18 May) | 2.5ft (0.7m) | 16s |
Table - waves today at Larsen Street. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 13°C on Wed night, min 8°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | W 17 | W 16 | W 16 | W 16 | W 15 | W 14 | W 14 | W 14 | W 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | W 13 | W 12 | |
425 | 322 | 236 | 225 | 225 | 297 | 260 | 516 | 503 | 453 | 423 | 423 | 417 | 423 | 336 | 304 | 295 | 232 | 229 | 232 | 229 | 222 | 209 | 148 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | cross | cross | cross-off | cross-off | cross-off | off | off | off | cross | cross | cross-off | cross-off | off | off | cross-off | cross-off | glassy | glassy | glassy | cross-off | cross-off | |
High Tide | 11:27AM3.06m | 11:50PM3.08m | 12:18PM2.98m | 00:41AM3.01m | 1:12PM2.85m | |||||||||||||||||||
Low Tide | 5:14AM-0.04m | 5:38PM0.03m | 6:06AM-0.01m | 6:30PM0.12m | 7:00AM0.08m | 7:23PM0.24m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | | |  | | |
 | — | 7:39 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | 7:41 |
 | — | — | — | — | 5:21 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:19 | — | — | 5:19 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 8 | 9 | 9 | 10 | 9 | 9 | 8 | 8 | 8 | 9 | 10 | 10 | 10 | 13 |
8 | 7 | 7 | 8 | 6 | 6 | 7 | 7 | 7 | 6 | 6 | 6 | 4 | 6 | 7 | 7 | 6 | 6 | 5 | 8 | 9 | 9 | 7 | 9 | |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | W 16 | W 16 | W 16 | W 15 | W 14 | W 14 | W 14 | W 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | W 13 | W 12 |
 kJ | 425 | 322 | 236 | 225 | 225 | 178 | 260 | 516 | 503 | 453 | 423 | 423 | 417 | 423 | 336 | 304 | 295 | 232 | 229 | 232 | 229 | 222 | 209 | 148 |
Swell 2 Height (m) Direction Period (s) | W 21 | W 20 | W 19 | WSW 19 | W 18 | W 17 | WSW 13 | — | — | — | — | — | — | W 21 | W 21 | W 21 | W 22 | W 20 | W 20 | W 20 | W 20 | W 21 | W 19 | WSW 18 |
| kJ | 35 | 31 | 66 | 122 | 162 | 297 | 176 | — | — | — | — | — | — | 9 | 9 | 9 | 9 | 8 | 7 | 8 | 8 | 8 | 7 | 34 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 2 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 9 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 9 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 |
Best forecast wave conditions in West Coast South Island | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Larsen Street surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest