Johanna Surf Break

Lat Long: 38.78° S 143.42° E

Johanna 48 hour detailed Surf Forecast

Issued: 3 am 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's Johanna sea temperature is
14.7° C
0.9° 

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 (20 Jul):

  • Morning surf: Morning surf (20 Jul, local time) - 6.5ft (2.0m), 16s period with WSW swell.
  • Afternoon surf: Afternoon surf (20 Jul, local time) - 4.5ft (1.4m), 15s period with WSW swell.
  • Evening surf: Evening surf (20 Jul, local time) - 4.5ft (1.4m), 14s period with WSW swell.

The current surf forecast for Johanna at 10AM is: 2.0m 16s primary swell from a West-southwest direction and 0.5m 10s secondary swell from a South direction (forecast issued at 03:00am July 20). The wind direction is predicted to be cross-offshore.

Time (AEST) & DateWave HeightWave Period
Morning (20 Jul)6.5ft (2.0m)16s
Afternoon (20 Jul)4.5ft (1.4m)15s
Evening (20 Jul)4.5ft (1.4m)14s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Wed morning. Very mild (max 14°C on Tue morning, min 7°C on Wed night). Wind will be generally light.

Monday
20
Tuesday
21
Wednesday
22
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)
4
4
3
3
3
4
4
4
4
4
4
3
4
4
3
3
3
3
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
Height Map
Wave
Height (m)
Direction
Period (s)
1
WSW
17
1.2
WSW
16
2
WSW
16
2
WSW
16
1.4
WSW
15
1.4
WSW
15
1.4
WSW
15
1.4
WSW
14
2.1
WSW
15
2.5
WSW
14
2.5
WSW
14
2.5
WSW
13
2.5
WSW
13
2.5
WSW
13
2.4
WSW
13
2.4
WSW
12
2.4
WSW
12
1.8
WSW
12
1.6
WSW
12
2
W
8
2.5
WSW
8
3.5
WSW
11
3.5
SW
12
4
SW
12
Wave Graph
Metric surfscale
Energy kJ
608
691
1993
1913
851
807
807
796
1955
2593
2867
2587
2310
2117
1815
1788
1687
904
722
441
976
2725
3661
4412
Wind (km/h)
15
NNW
15
NNW
15
N
15
NNW
20
NNW
15
NNW
15
NNW
15
NNW
15
NNW
15
NNW
15
NNW
15
NNW
15
NNW
15
NNW
20
NNW
20
NNW
20
NW
20
NW
25
NW
20
NW
25
W
25
SW
20
WSW
20
WSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
High Tide
2:55AM0.43m
3:06PM0.49m
3:45AM0.43m
3:31PM0.47m
4:33AM0.42m
3:54PM0.44m
Low Tide
8:50AM0.11m
9:33PM0.08m
9:30AM0.16m
10:06PM0.06m
10:07AM0.20m
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
light rain
light rain
light rain
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:37
7:37
7:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:25
5:27
5:28
 mm
5
1
1
Temp °C
10
8
8
10
13
13
11
11
11
11
10
11
14
14
12
12
11
11
11
11
11
10
10
10
Feels °C
6
3
3
5
8
9
8
8
8
8
7
7
10
11
8
8
6
7
6
7
6
5
5
5
  • 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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