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Posties Surf Forecast
/ SA – East Coast (28 breaks) / South Australia (91 breaks) /
Posties surfForecast / SA – East Coast / Australia
48hr Weather and Surf, issued 2 am Monday 28 Jul 2025 ACST
How big are the waves at Posties today?
The current surf forecast for Posties at 6AM is: 3.0m 12s primary swell from a Southwest direction and 1.3m 18s secondary swell from a Southwest direction (forecast issued at 02:30am July 28). The wind direction is predicted to be onshore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Jul) | 8ft (2.5m) | 12s |
| Afternoon (28 Jul) | 4.5ft (1.4m) | 16s |
| Evening (28 Jul) | 7.5ft (2.3m) | 16s |
Table - waves today at Posties. (Swell directed towards the surf break)
Monday 28 | Tuesday 29 | Wednesday 30 | ||||||||||||||||||||||
| 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 9 | 12 | 12 | 12 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 3142 | 2408 | 3257 | 4795 | 2486 | 2114 | 3792 | 3572 | 3333 | 2364 | 2073 | 1900 | 1888 | 1917 | 1902 | 1843 | 1901 | 1842 | 2025 | 1941 | 2064 | 2056 | 2072 | 1845 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | on | cross- on | cross- on | glass | glass | off | off | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross |
High Tide / height (m) | 1:28AM 0.73 | 2:29PM 1.08 | 2:11AM 0.79 | 2:42PM 1.04 | 2:51AM 0.83 | 2:54PM 0.99 | ||||||||||||||||||
Low Tide / height (m) | 7:27AM 0.32 | 8:59PM 0.49 | 8:02AM 0.38 | 9:11PM 0.44 | 8:34AM 0.44 | 9:27PM 0.39 | ||||||||||||||||||
Monday 28 | Tuesday 29 | Wednesday 30 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:09 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - |
 | |  |  |  |  |  | |  | | | | |  | | | | | | | | | | | |
Rain (mm) | 1 | 1 | 1 | - | 1 | 1 | - | - | - | - | - | - | - | - | 1 | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Temp. °C | 12 | 12 | 11 | 12 | 12 | 12 | 11 | 11 | 10 | 9 | 9 | 9 | 11 | 11 | 11 | 12 | 12 | 10 | 10 | 9 | 9 | 10 | 11 | 12 |
| Feels °C (?) | 6 | 7 | 6 | 8 | 7 | 8 | 8 | 9 | 9 | 7 | 7 | 7 | 9 | 7 | 6 | 7 | 7 | 3 | 2 | 0 | 1 | 2 | 4 | 4 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for SA - East Coast
Continuing clean conditions at Posties (calm at Mount Gambier Aero 35 km from Posties). 2.9m 9s swell from the SSW with a 1.3m 17s long period groundswell from the SW. 2 swells combining so expect closeout sets.
35 km away, 49 min ago
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