Johanna Surf Break

Lat Long: 38.78° S 143.42° E

Johanna 48 hour detailed Surf Forecast

Issued: 3 pm 18 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 (18 Jul):

  • Afternoon surf: Afternoon surf (18 Jul, local time) - 8ft (2.5m), 13s period with WSW swell.
  • Evening surf: Evening surf (18 Jul, local time) - 7ft (2.2m), 13s period with WSW swell.

The current surf forecast for Johanna at 10PM is: 2.1m 13s primary swell from a West-southwest direction and 0.9m 12s secondary swell from a South-southwest direction (forecast issued at 03:00pm July 18). The wind direction is predicted to be offshore and the swell rating is 4.

Time (AEST) & DateWave HeightWave Period
Morning (18 Jul)--
Afternoon (18 Jul)8ft (2.5m)13s
Evening (18 Jul)7ft (2.2m)13s

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


Short Range Forecast

Mostly dry. Very mild (max 15°C on Sun afternoon, min 10°C on Sat night). Wind will be generally light.

Sat
18
Sunday
19
Monday
20
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)
3
4
4
4
4
4
4
4
4
4
4
3
4
4
4
3
3
4
3
3
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)
2.5
WSW
14
2.5
WSW
13
2.2
WSW
13
2.1
WSW
13
1.9
WSW
13
1.8
WSW
13
1.6
WSW
13
1.6
WSW
13
1.5
WSW
12
1.4
WSW
12
1.4
WSW
12
0.9
WSW
18
1.6
W
12
2.1
W
16
2.2
W
16
2
WSW
16
1.4
WSW
15
1.4
WSW
15
1.4
WSW
15
1.4
WSW
14
Wave Graph
Metric surfscale
Energy kJ
2405
2067
1619
1430
1236
1060
838
778
645
531
531
547
723
2287
2475
1913
851
807
807
796
Wind (km/h)
10
WNW
5
W
5
NNE
10
NNE
10
NNE
10
N
10
N
10
NNW
10
NW
5
N
10
N
15
NNW
15
NNW
15
NNW
20
NNW
20
NNW
20
NNW
15
NW
15
NNW
15
NNW
Wind State
cross
glassy
glassy
off
off
cross-off
off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
2:02AM0.41m
2:39PM0.50m
2:55AM0.43m
3:06PM0.49m
Low Tide
8:24PM0.15m
8:09AM0.07m
8:58PM0.11m
8:50AM0.11m
9:33PM0.08m
clear
clear
clear
part cloud
clear
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:39
7:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:24
5:24
5:25
 mm
Temp °C
14
14
11
11
11
10
10
11
14
15
12
11
11
10
10
11
13
14
12
12
Feels °C
11
12
9
8
8
7
7
8
11
13
9
7
7
6
6
7
9
11
9
9
  • 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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