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Long Beach Surf Forecast
/ SA – East Coast (28 breaks) / South Australia (91 breaks) /
Surf Forecasts:
Long Beach surfForecast / SA – East Coast / Australia
48hr Weather and Surf, issued 8 am Monday 18 May 2026 ACSTForecast update in hr min s Forecast update imminent
Long Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Long Beach sea temperature is
15.9° C
(Which is normal for this time of year)How big are the waves at Long Beach today?
The current surf forecast for Long Beach at 4PM is: 1.7m 12s primary swell from a West-southwest direction and 0.3m 21s secondary swell from a Southwest direction (forecast issued at 08:30am May 18). The wind direction is predicted to be onshore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 6.5ft (2.0m) | 12s |
| Afternoon (18 May) | 6ft (1.9m) | 12s |
| Evening (18 May) | 5.5ft (1.7m) | 12s |
Table - waves today at Long Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Mon night. Very mild (max 16°C on Wed night, min 13°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | SW 16 | WSW 11 | SW 16 | SW 16 | SW 16 | SW 15 | |
1527 | 1256 | 1039 | 1022 | 864 | 769 | 722 | 936 | 1100 | 1114 | 973 | 955 | 955 | 938 | 857 | 809 | 890 | 820 | 920 | 938 | 927 | 1101 | 1074 | 2117 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | glassy | cross-off | |
High Tide | 1:12PM0.14m | 11:09PM0.05m | 1:43PM0.14m | 11:09PM0.06m | 2:16PM0.13m | 11:24PM0.07m | ||||||||||||||||||
Low Tide | 5:20AM-0.01m | 8:39PM0.05m | 5:44AM-0.01m | 9:08PM0.06m | 6:14AM-0.01m | 9:25PM0.06m | ||||||||||||||||||
 |  | | | |  |  | | |  | | | | |  | | | | | | | | | | |
 | 7:03 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | 7:05 |
 | — | — | — | 5:08 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | 5:07 |
— | — | — | — | — | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 13 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
11 | 12 | 13 | 12 | 13 | 13 | 13 | 11 | 10 | 9 | 9 | 8 | 9 | 9 | 11 | 11 | 11 | 12 | 12 | 11 | 12 | 14 | 15 | 13 | |
Swell 1 Height (m) Direction Period (s) | SW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 19 | SW 20 | SW 19 | SW 18 | SW 18 | WSW 11 | WSW 11 | WSW 11 | SW 17 | SW 17 | SW 16 | SW 16 | WSW 11 | SW 11 | SW 12 | SW 12 | SW 15 |
 kJ | 1527 | 1256 | 1039 | 1022 | 864 | 769 | 722 | 303 | 239 | 184 | 258 | 455 | 955 | 938 | 857 | 594 | 648 | 755 | 834 | 938 | 927 | 857 | 872 | 2117 |
Swell 2 Height (m) Direction Period (s) | SW 24 | SW 23 | SW 22 | SW 21 | SW 21 | SW 21 | SW 20 | — | SW 20 | — | — | SSW 21 | SW 18 | SW 18 | SW 18 | — | — | — | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | — |
| kJ | 22 | 21 | 73 | 72 | 72 | 71 | 186 | — | 306 | — | — | 45 | 528 | 460 | 607 | — | — | — | 920 | 823 | 917 | 1101 | 1074 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | WSW 4 | W 5 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | — | — | — | WSW 10 | WSW 10 | WSW 10 | WSW 10 | — | — | — | — | — |
| kJ | — | — | — | — | — | 5 | 35 | 936 | 1100 | 1114 | 973 | 955 | — | — | — | 809 | 890 | 820 | 870 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 42 | 42 | 212 | 132 | 132 | 140 | 205 | 204 | 212 | 212 | 212 | 212 | 205 | 204 | 204 | 203 | 205 | 212 | 212 | 203 | 42 | 0 | 0 |
Best forecast wave conditions in South Australia - East Coast | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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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 Long Beach 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.
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