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Surf Forecasts:

Frenchman's Rock (Frenchies) surfForecast / SA – East Coast / Australia

information circle12 Day Weather and Surf, issued 9 pm Tuesday 20 Jan 2026 ACDT
Forecast update in hr  min  s Forecast update imminent
Frenchman's Rock (Frenchies) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Frenchman's Rock (Frenchies) sea temperature is
20.0° C
 (Which is 1.5°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Frenchman's Rock (Frenchies) this week:

The surf forecast for Frenchman's Rock (Frenchies) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Jan 23) at 1PM. The primary swell is predicted to be 0.9m and 12s period with a secondary swell of 0.6m and 6s. Another secondary swell of 0.6m and 4s is also forecast. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Frenchman's Rock (Frenchies) in the next 12 days are 2.5m 16s and forecast to arrive on Wednesday (Jan 21) at 7PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Saturday (Jan 24) at 7AM.

Wave TypeTime (ACDT) & Date Wave Height & Period
Next good surf (1 star+) 1PM (Fri 23rd Jan)3ft (0.9m) 12s
Best Surf10PM (Sat 24th Jan)3.5ft (1.0m) 16s
Most Powerful 7PM (Wed 21st Jan)8ft (2.5m) 16s

Table - best surf conditions forecast for Frenchman's Rock (Frenchies) over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Mostly dry. Warm (max 30°C on Fri morning, min 13°C on Thu night). Winds decreasing (fresh winds from the S on Wed afternoon, light winds from the WNW by Fri morning).

Days 3-6 Weather Summary Mostly dry. Warm (max 41°C on Sat afternoon, min 16°C on Sun night). Wind will be generally light.

Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tue
27
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
1
0
2
2
0
2
1
0
0
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.3
SSW
1.8
SSW
2.5
SSW
1.5
SSW
1.3
SSW
1.3
SSW
1.1
SW
1
SSW
0.9
SSW
0.8
SSW
0.7
SW
0.6
SSW
1.1
SSW
1.4
SSW
1.4
SSW
1.4
SSW
1.4
SSW
1.2
SSW
1.2
SSW
1
SW
1.6
SW
Period(s) (?)191716151414131212111217161716151414131716
Wave
Graph
(?)Metric surfscale
Energy kJ (?)120319553024108368263538832525116013720062010559698977855304655941255
Wind
(km/h)
25
S
30
S
35
S
30
SSE
25
SE
25
SSE
15
ESE
15
NE
5
SW
10
NE
20
NW
25
NNW
10
WSW
15
SSW
15
SSW
5
SSE
10
E
15
SE
15
SW
15
SSW
25
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		ononcross-
on		cross-
on		crosscrosscrossoffcross-
off		cross-
off		crosscross-
on		glasscross-
on		oncrosscross-
on		cross
High Tide
/ height (m)
3:03AM
1.17
3:10PM
0.57
3:27AM
1.12
3:37PM
0.65
3:50AM
1.04
4:07PM
0.73
4:09AM
0.97
4:39PM
0.82
4:20AM
0.89
5:17PM
0.89
4:13AM
0.83
6:01PM
0.94
2:00AM
0.83
7:04PM
0.96
Low Tide
/ height (m)
10:13AM
0.26
8:03PM
0.19
10:19AM
0.28
8:39PM
0.24
10:24AM
0.30
9:15PM
0.33
10:26AM
0.33
9:47PM
0.47
10:21AM
0.35
10:12PM
0.63
10:12AM
0.35
10:00PM
0.81
10:06AM
0.34
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tue
27
Sunrise-6:20--6:22--6:22--6:24--6:24--6:26--6:26-
Sunset--8:30--8:30--8:29--8:29--8:28--8:28--8:27
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
part cloud
clear
part cloud
Rain (mm)
---------------------
Temp. °C171717151717153030273741312524193132282522
Feels °C (?)14131191212122727233136302322182930272218
  • 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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View detailed surf forecast for Frenchman's Rock (Frenchies) at:
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Information about the Frenchman's Rock (Frenchies) Surf forecast

The above surf forecast table for Frenchman's Rock (Frenchies) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Frenchman's Rock (Frenchies) can be found by selecting the local surf guide option on the grey menu. Our Frenchman's Rock (Frenchies) 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 (Frenchman's Rock (Frenchies)) 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 Frenchman's Rock (Frenchies) 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.

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