Surf Forecasts:
How big are the waves at Long Beach today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 7.5ft (2.3m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 7ft (2.1m), 16s period with SW swell.
- Evening surf: Evening surf (18 Sep, local time) - 7.5ft (2.3m), 14s period with WSW swell.
The current surf forecast for Long Beach at 1AM is: 2.1m 14s primary swell from a Southwest direction and 1.3m 18s secondary swell from a Southwest direction (forecast issued at 08:30pm September 17). The wind direction is predicted to be cross-shore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 7.5ft (2.3m) | 17s |
| Afternoon (18 Sep) | 7ft (2.1m) | 16s |
| Evening (18 Sep) | 7.5ft (2.3m) | 14s |
Table - waves today at Long Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Sat night, min 10°C on Thu night). Winds increasing (calm on Thu night, strong winds from the NNW by Sun morning). | ||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | ||||||||||||||||
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) | SW 14 | SW 14 | SW 14 | SW 14 | SW 17 | SW 17 | SW 16 | SW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 |
Wave Graph  | ||||||||||||||||||
 kJ | 2127 | 2035 | 1875 | 1536 | 3439 | 2947 | 2269 | 2185 | 2292 | 2230 | 2309 | 2148 | 1930 | 1725 | 1511 | 1338 | 980 | 949 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 3:05AM0.11m | 1:22PM0.08m | 3:40AM0.10m | 1:06PM0.08m | ||||||||||||||
Low Tide | 7:59PM-0.00m | 8:47AM0.06m | 8:14PM0.00m | 8:57AM0.07m | 8:27PM0.01m | |||||||||||||
 |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — |
 | 6:01 | — | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:04 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 10 | 10 | 11 | 11 | 12 | 13 | 14 | 16 | 16 | 17 | 16 | 16 | 16 | 17 | 17 | 18 | 19 | 20 |
Feels °C | 8 | 9 | 7 | 6 | 7 | 7 | 8 | 11 | 10 | 12 | 9 | 11 | 11 | 11 | 11 | 13 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 17 | SW 17 | SW 16 | SW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 |
| kJ | 2127 | 2035 | 1875 | 1536 | 3439 | 2947 | 2269 | 2185 | 2292 | 2230 | 2309 | 2148 | 1930 | 1725 | 1511 | 1338 | 980 | 949 |
Swell 2 Height (m) Direction Period (s) | SSW 21 | SW 20 | SW 18 | SW 18 | — | — | — | — | — | — | — | — | WSW 20 | SW 20 | WSW 20 | WSW 20 | WSW 18 | WSW 18 |
| kJ | 45 | 455 | 942 | 1269 | — | — | — | — | — | — | — | — | 38 | 60 | 39 | 38 | 128 | 130 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 15 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 447 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NNW 4 | NW 4 | NW 5 | WNW 5 | NW 6 | — | NNW 5 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 17 | 25 | 56 | 83 | 96 | — | 51 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 42 | 42 | 203 | 204 | 204 | 194 | 194 | 194 | 194 | 194 | 194 | 204 | 202 | 42 | 42 |
Best forecast wave conditions in South Australia - East Coast | ||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||
Header Global | ||||||||||||||||||
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