Johanna Surf Break

Lat Long: 38.78° S 143.42° E

Johanna 48 hour detailed Surf Forecast

Issued: 3 am 17 Jul 2026 (local time)

Forecast update in  hr  min

Today's Johanna sea temperature is
14.6° 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 (17 Jul):

  • Morning surf: Morning surf (17 Jul, local time) - 11ft (3.5m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (17 Jul, local time) - 11ft (3.5m), 16s period with SW swell.
  • Evening surf: Evening surf (17 Jul, local time) - 10ft (3.0m), 15s period with SW swell.

The current surf forecast for Johanna at 8AM is: 3.5m 16s primary swell from a Southwest direction (forecast issued at 03:00am July 17). The wind direction is predicted to be cross-offshore and the swell rating is 6.

Time (AEST) & DateWave HeightWave Period
Morning (17 Jul)11ft (3.5m)16s
Afternoon (17 Jul)11ft (3.5m)16s
Evening (17 Jul)10ft (3.0m)15s

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


Short Range Forecast

Mostly dry. Very mild (max 14°C on Sun morning, min 9°C on Fri night). Wind will be generally light.

Friday
17
Saturday
18
Sunday
19
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
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
5
5
6
6
6
4
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3.5
SW
15
3.5
SW
15
3.5
SW
16
3.5
SW
16
3.5
SW
16
3.5
SW
16
3
SW
16
3
SW
15
3
WSW
14
3
WSW
14
3
WSW
14
2.5
WSW
14
2.5
WSW
13
2.5
WSW
13
2.2
WSW
13
2.1
WSW
13
1.9
WSW
13
1.8
WSW
13
1.7
WSW
13
1.6
WSW
13
1.5
WSW
12
1.4
WSW
12
1.4
WSW
12
1.4
WSW
12
Wave Graph
Metric surfscale
Energy kJ
4915
4893
5606
5823
5607
5200
4471
3926
3632
3212
3009
2822
2369
2067
1619
1430
1236
1060
938
812
645
531
522
547
Wind (km/h)
5
N
10
N
10
NNW
10
NNW
10
NW
10
W
10
NW
10
NNW
10
NNW
10
N
10
NNW
10
NNW
10
NW
5
WSW
5
NNE
10
N
10
N
10
N
10
N
10
N
10
NNW
5
N
10
N
15
NNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
off
off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
11:55PM0.36m
1:40PM0.51m
1:03AM0.39m
2:10PM0.51m
2:02AM0.41m
2:39PM0.50m
Low Tide
6:33AM0.02m
7:50PM0.20m
7:23AM0.04m
8:24PM0.15m
8:09AM0.07m
8:58PM0.11m
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:39
7:39
7:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:23
5:24
5:24
 mm
Temp °C
10
10
9
10
12
12
10
10
9
9
9
10
13
13
11
12
11
11
11
11
14
14
12
11
Feels °C
8
8
7
8
10
10
8
8
7
6
6
7
11
12
9
10
9
8
8
8
12
12
10
8
  • 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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