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Posties

South Australia, Australia · Surf Forecast

Scored for
Board
Level
7
Now · Shortboard · Intermediate
Good
Chest high · Crisp · NNE
Wave
1.3m
Period
11.4s
Wind
23 km/h Offshore
Tide
Low

Tide · today

Low · Low in 1h47
0.8m09h12h15h18h21h

5-day forecast

Scored for Shortboard · Intermediate · times in Australia/Adelaide local

Saturday

8 Aug
09:30
1.9m
12s
19 km/h
Offshore
12:30
1.9m
11.8s
21 km/h
Offshore
15:30
1.7m
11.4s
25 km/h
Offshore
18:30
1.3m
11.2s
22 km/h
Offshore
21:30
1.2m
11.5s
23 km/h
Offshore

Sunday

9 Aug
06:30
1.2m
11s
19 km/h
Offshore
09:30
1.2m
11.1s
21 km/h
Offshore
12:30
1.2m
11.8s
16 km/h
Offshore
15:30
1.6m
11.5s
14 km/h
Offshore
18:30
1.6m
11.6s
15 km/h
Cross
21:30
1.5m
11.4s
11 km/h
Cross

Monday

10 Aug
06:30
2.8m
13.6s
37 km/h
Onshore
09:30
3.3m
13.4s
37 km/h
Onshore
12:30
2.4m
12.3s
29 km/h
Onshore
15:30
2.8m
11.3s
24 km/h
Cross
18:30
2.6m
11.1s
21 km/h
Cross
21:30
2.4m
10.9s
19 km/h
Cross

Tuesday

11 Aug
06:30
2.9m
10.4s
23 km/h
Offshore
09:30
1.7m
10.3s
28 km/h
Offshore
12:30
1.7m
10.7s
31 km/h
Offshore
15:30
2.1m
11.8s
27 km/h
Cross
18:30
1.8m
10.6s
19 km/h
Cross
21:30
2.4m
11.6s
24 km/h
Offshore

Wednesday

12 Aug
06:30
2.1m
10.8s
21 km/h
Cross
09:30
3.1m
11.8s
27 km/h
Cross
12:30
2.5m
11.9s
29 km/h
Cross
15:30
2.8m
11.9s
27 km/h
Cross
18:30
3.9m
12.3s
21 km/h
Cross
21:30
4.4m
12.5s
19 km/h
Cross

Thursday

13 Aug
06:30
4.8m
11.9s
16 km/h
Cross
08:30
4.3m
11.9s
19 km/h
Cross

About Posties

Posties is a reef break in South Australia, Australia. It's at its best on 1.2–3.5999999999999996m swells from the S / SW / W with light offshore winds from the N / NE / E, around high tide. Every hour is scored for your board and skill level, so the rating reflects how it suits what you ride — not a one-size-fits-all star.

Break type
Reef
Bottom
Unknown
Best tide
high
Best swell direction
S, SW, W
Best wind direction
N, NE, E
Ideal wave size
1.2m – 3.5999999999999996m

Posties surf FAQ

Is Posties good for beginners?+

Posties is a reef break, usually breaking in the 1.2–3.5999999999999996m range, and how suitable it is for beginners really depends on the size and power on the day — not a fixed label. Set the level to Beginner above and WaveCheck flags the smaller, cleaner hours worth paddling out for.

What's the best board for Posties?+

Different days call for different boards. Posties can get sizeable, so a shortboard comes into its own on bigger days, while a longboard still works when it drops small. Tap through the boards above to see the live score for whatever you'll be riding.

What tide is best for surfing Posties?+

Posties tends to work best around high tide. The tide chart above shows the current stage plus the next high and low, so you can time your session.

What are the best conditions for Posties?+

Look for 1.2–3.5999999999999996m of swell from the S / SW / W with light offshore winds from the N / NE / E. The 5-day forecast above scores every hour, so you can spot the window at a glance.

Nearby surf spots

Never miss it firing at Posties

Set your board once in the app and every forecast is scored for you — plus alerts the moment your spots turn on, favourites, and 10-day forecasts.