Granites surfForecast / SA – Eyre Peninsula / Australia

information circle16 Day Weather and Surf, issued 2 pm Wednesday 22 Apr 2026 ACST
Forecast update in hr  min  s Forecast update imminent
Granites surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Granites sea temperature is
18.7° C
(Which is normal for this time of year)

Best Forecast Surf Conditions for Granites this week:

The most powerful waves expected at Granites in the next 16 days are 0.8m 4s and forecast to arrive on Saturday (Apr 25) at 9PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 14s period and expected on Wednesday (Apr 29) at 6PM.

Wave TypeTime (ACST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 9PM (Sat 25th Apr)2.5ft (0.8m) 4s

Table - best surf conditions forecast for Granites over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Warm (max 30°C on Thu afternoon, min 16°C on Wed afternoon). Mainly fresh winds.

Days 3-6 Weather Summary Light rain (total 2mm), mostly falling on Sat afternoon. Warm (max 26°C on Mon afternoon, min 16°C on Sat night). Winds decreasing (fresh winds from the S on Sun night, calm by Mon afternoon).

Wed
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.7
S
1
SW
0.9
SW
0.8
SW
0.6
SW
0.1
W
0.5
SW
0.6
SW
0.4
NW
0.3
SSW
0.7
S
0.5
S
1.3
SW
0.5
SSE
0.6
SW
1.1
SW
0.5
SW
0.6
SW
0.8
SW
0.9
SW
0.4
SSW
Period(s) (?)41313131223131333441341314201817164
Wave
Graph
(?)Metric surfscale
Energy kJ (?)140000110021167070000007
Wind
(km/h)
30
SSE
15
ESE
25
NNE
20
N
25
NNE
25
NNE
20
N
25
NNE
25
N
30
SSW
25
SSW
25
SSW
25
S
25
SE
20
NE
5
NE
10
NNW
20
N
30
SW
20
SSE
25
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
on
cross-
on
cross-
on
crosscross-
off
offglasscrosscross-
off
oncrosscross-
off
High Tide
/ height (m)
12:53AM
0.18
3:31PM
0.31
12:33AM
0.19
3:49PM
0.26
11:52PM
0.20
3:47PM
0.21
11:15PM
0.21
1:46PM
0.18
11:15PM
0.21
12:11PM
0.21
11:29PM
0.22
11:57AM
0.26
11:48PM
0.22
12:05PM
0.30
Low Tide
/ height (m)
9:49PM
0.16
7:45AM
-0.02
9:55PM
0.18
7:55AM
0.01
9:43PM
0.19
7:46AM
0.05
7:39PM
0.20
6:56AM
0.09
5:46PM
0.16
5:56AM
0.09
5:50PM
0.12
5:34AM
0.08
6:11PM
0.08
5:35AM
0.06
Wed
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Sunrise--7:00--7:00--7:01--7:01--7:03--7:03--7:03
Sunset6:04--6:02--6:01--6:00--6:00--5:59--5:58--
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
cloud
light rain
thunderstorm
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
Rain (mm)
---------11----------
Temp. °C192428302926282725201818182125262424221921
Feels °C (?)151922252319232119151514151622242219181820
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Quick surf report for Granites:

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Granites 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.


Information about the Granites Surf forecast

The above surf forecast table for Granites provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Granites can be found by selecting the local surf guide option on the grey menu. Our Granites surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Granites) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Granites may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Eyre Peninsula? If you are looking for accommodation near Granites, camping, hotels and holiday cottages in Eyre Peninsula, consider staying in Thevenard which is 90 km (56 miles) away.

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