Johanna Surf Break

Lat Long: 38.78° S 143.42° E

Johanna 48 hour detailed Surf Forecast

Issued: 9 pm 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Johanna sea temperature is
13.8°C
0.7° 

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 (19 Sep):

  • Morning surf: Morning surf (19 Sep, local time) - 13ft (4.0m), 13s period with WSW swell.
  • Afternoon surf: Afternoon surf (19 Sep, local time) - 11ft (3.5m), 13s period with WSW swell.
  • Evening surf: Evening surf (19 Sep, local time) - 10ft (3.0m), 13s period with WSW swell.

The current surf forecast for Johanna at 2AM is: 4.0m 14s primary swell from a West-southwest direction and 3.5m 14s secondary swell from a West-southwest direction (forecast issued at 09:00pm September 18). The wind direction is predicted to be cross-offshore.

Time (AEST) & DateWave HeightWave Period
Morning (19 Sep)13ft (4.0m)13s
Afternoon (19 Sep)11ft (3.5m)13s
Evening (19 Sep)10ft (3.0m)13s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Sun morning, min 9°C on Mon afternoon). Winds increasing (light winds from the NNW on Sat night, strong winds from the W by Sun afternoon).

Fri
18
Saturday
19
Sunday
20
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)
5
4
7
3
7
6
2
3
4
4
4
4
3
3
2
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3.5
SW
15
3.5
SW
14
4
WSW
14
3.5
WSW
14
4
WSW
13
4
WSW
13
3.5
WSW
13
3
WSW
13
3
WSW
13
3
WSW
13
3
SW
14
3
SW
15
3
SW
15
3
SW
14
2.5
SW
14
2.3
SW
14
4
WSW
9
4
WSW
10
Wave Graph
Metric surfscale
Energy kJ
5373
5046
6214
4998
5616
5040
3671
3198
2715
2480
3017
3713
3614
3110
2356
2035
2632
3026
Wind (km/h)
20
NW
30
NW
30
NW
30
NW
25
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-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
3:59AM0.45m
2:56PM0.41m
4:35AM0.42m
3:09PM0.39m
Low Tide
9:11PM0.04m
9:39AM0.23m
9:38PM0.06m
10:02AM0.26m
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:19
6:20
 mm
Temp °C
17
16
16
16
15
18
18
18
16
15
16
15
16
22
25
19
15
13
Feels °C
13
10
8
8
8
12
12
14
13
12
11
9
9
14
18
12
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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