Johanna Surf Break

Lat Long: 38.78° S 143.42° E

Johanna 48 hour detailed Surf Forecast

Issued: 9 am 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Johanna sea temperature is
13.9°C
0.8° 

Johanna surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Johanna today (18 Sep):

  • Morning surf: Morning surf (18 Sep, local time) - 11ft (3.5m), 17s period with SW swell.
  • Afternoon surf: Afternoon surf (18 Sep, local time) - 11ft (3.5m), 16s period with SW swell.
  • Evening surf: Evening surf (18 Sep, local time) - 13ft (4.0m), 14s period with WSW swell.

The current surf forecast for Johanna at 2PM is: 3.5m 16s primary swell from a Southwest direction (forecast issued at 09:00am September 18). An open ocean swell of 1.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (AEST) & DateWave HeightWave Period
Morning (18 Sep)11ft (3.5m)17s
Afternoon (18 Sep)11ft (3.5m)16s
Evening (18 Sep)13ft (4.0m)14s

Table - waves today at Johanna. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 25°C on Sun morning, min 10°C on Sun night). Winds increasing (light winds from the NNW on Sat night, strong winds from the WNW by Sun afternoon).

Friday
18
Saturday
19
Sunday
20
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
4
8
5
4
5
7
7
7
7
2
2
3
4
4
3
4
3
3
2
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
SW
14
3.5
SW
17
3.5
SW
16
3.5
SW
16
3.5
SW
15
4
WSW
14
4
WSW
14
4.5
WSW
13
4
WSW
13
4
WSW
13
3.5
WSW
13
3
WSW
13
3
WSW
13
3
WSW
13
3
SW
14
3
SW
14
3
SW
15
3
SW
15
2.5
SW
14
2.3
SW
14
4
WSW
9
4
WSW
10
Wave Graph
Metric surfscale
Energy kJ
3246
6616
6049
5824
5373
6444
6806
6425
6043
4788
4075
3331
2672
2441
2847
3326
3614
3377
2424
2094
2597
2849
Wind (km/h)
15
NNW
25
NW
25
WNW
20
W
25
NW
30
NW
30
NW
30
NW
30
NW
25
WNW
25
W
20
WNW
15
NW
10
NNW
20
NNW
20
NNW
30
N
35
NNW
30
NW
40
W
40
WNW
35
W
Wind State
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-on
High Tide
2:38PM0.42m
3:59AM0.45m
2:56PM0.41m
4:35AM0.42m
3:09PM0.39m
Low Tide
9:15AM0.20m
9:11PM0.04m
9:39AM0.23m
9:38PM0.06m
10:02AM0.26m
part cloud
part cloud
clear
part cloud
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:17
6:19
6:20
 mm
Temp °C
6
13
19
19
17
16
15
15
15
17
18
18
15
15
16
15
16
22
25
20
15
13
Feels °C
2
8
13
14
12
9
7
7
8
11
13
14
12
12
11
9
9
14
18
13
8
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

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


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