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Seaford Reef Surf Forecast
/ SA – Adelaide (17 breaks) / South Australia (91 breaks) /
Surf Forecasts:
Seaford Reef surfForecast / SA – Adelaide / Australia
48hr Weather and Surf, issued 8 am Wednesday 20 May 2026 ACSTForecast update in hr min s Forecast update imminent
Seaford Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Seaford Reef sea temperature is
18.1° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Seaford Reef today?
The current surf forecast for Seaford Reef at 2PM is: 0.3m 5s primary swell from a West-southwest direction and 0.1m 9s secondary swell from a Southwest direction (forecast issued at 08:30am May 20). The wind direction is predicted to be cross-onshore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 1.5ft (0.5m) | 4s |
| Afternoon (20 May) | 1ft (0.3m) | 5s |
| Evening (20 May) | 1ft (0.3m) | 5s |
Table - waves today at Seaford Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 17°C on Wed morning, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WSW 4 | WSW 4 | WSW 4 | WSW 5 | WSW 5 | WSW 5 | W 5 | W 6 | W 5 | W 5 | SW 8 | SW 8 | SW 8 | SW 8 | W 8 | W 8 | W 7 | W 7 | N 3 | N 3 | W 9 | WSW 8 | W 7 | W 9 | |
13 | 10 | 6 | 4 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 1 | 3 | 3 | 2 | 6 | 1 | 1 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | off | off | off | off | cross-on | on | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | |
High Tide | 5:49AM1.21m | 5:40PM2.21m | 6:06AM1.17m | 6:09PM2.09m | 6:30AM1.17m | 6:43PM1.93m | ||||||||||||||||||
Low Tide | 10:45AM0.65m | 00:44AM0.52m | 11:10AM0.61m | 1:11AM0.59m | 11:42AM0.64m | 1:42AM0.68m | ||||||||||||||||||
 |  | | |  | | | | | | | | | | | |  |  |  | | | | | | |
 | 7:05 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | 7:09 |
 | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:15 | — | — | — | 5:15 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 15 | 17 | 17 | 16 | 15 | 14 | 14 | 13 | 14 | 16 | 16 | 15 | 15 | 14 | 14 | 13 | 14 | 16 | 16 | 16 | 15 | 15 | 14 |
13 | 13 | 14 | 14 | 14 | 13 | 13 | 13 | 11 | 12 | 14 | 14 | 13 | 12 | 11 | 12 | 10 | 10 | 12 | 13 | 13 | 11 | 11 | 10 | |
Swell 1 Height (m) Direction Period (s) | SW 10 | SW 9 | SW 9 | WSW 5 | WSW 5 | WSW 5 | W 5 | W 6 | SW 8 | W 5 | SW 8 | SW 8 | — | — | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | WSW 8 | W 7 | W 7 |
 kJ | 4 | 3 | 3 | 4 | 5 | 5 | 2 | 2 | 3 | 2 | 3 | 3 | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 6 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | — | — | — | SW 9 | SW 9 | SW 9 | SW 7 | W 7 | W 5 | SW 8 | — | — | SW 8 | SW 8 | W 8 | W 8 | — | — | — | W 9 | W 9 | — | — | W 9 |
| kJ | — | — | — | 3 | 3 | 3 | 2 | 1 | 2 | 3 | — | — | 2 | 2 | 1 | 1 | — | — | — | 1 | 2 | — | — | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | SW 9 | SW 9 | — | — | — | — | — | — | S 12 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 3 | 3 | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 4 | WSW 4 | WSW 4 | — | — | — | — | — | — | — | — | — | — | — | ENE 2 | NE 2 | NNE 3 | NNE 3 | N 3 | N 3 | N 3 | N 3 | N 2 | N 3 |
| kJ | 13 | 10 | 6 | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 3 | 3 | 3 | 2 | 1 | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 44 | 128 | 128 | 128 | 128 | 43 | 43 | 43 | 43 | 43 | 43 | 44 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 |
Best forecast wave conditions in Adelaide | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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