Mona Vale-The Basin Surf Break

Lat Long: 33.68° S 151.32° E

Mona Vale-The Basin 48 hour detailed Surf Forecast

Issued: 3 am 30 Aug 2026 (local time)

Forecast update in  hr  min

Today's Mona Vale-The Basin sea temperature is
17.4°C
0.6° 

Mona Vale-The Basin surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Mona Vale-The Basin today (30 Aug):

  • Morning surf: Morning surf (30 Aug, local time) - 1.5ft (0.4m), 9s period with ENE swell.
  • Afternoon surf: Afternoon surf (30 Aug, local time) - 2ft (0.6m), 9s period with SE swell.
  • Evening surf: Evening surf (30 Aug, local time) - 1ft (0.3m), 8s period with ENE swell.

The current surf forecast for Mona Vale-The Basin at 8AM is: 0.4m 9s primary swell from a East-northeast direction (forecast issued at 03:00am August 30). An open ocean swell of 0.9m 9s is not directed at the surf break, a second open ocean swell of 0.8m 10s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (AEST) & DateWave HeightWave Period
Morning (30 Aug)1.5ft (0.4m)9s
Afternoon (30 Aug)2ft (0.6m)9s
Evening (30 Aug)1ft (0.3m)8s

Table - waves today at Mona Vale-The Basin. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 27°C on Tue afternoon, min 13°C on Sun night). Wind will be generally light.

Sunday
30
Monday
31
Tuesday
1
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)
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
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)
0.4
ENE
9
0.9
SE
10
0.4
ENE
9
0.4
ENE
9
0.4
ENE
8
0.6
SE
9
0.4
ENE
8
0.3
ENE
8
0.4
ENE
8
0.4
ENE
10
0.3
ENE
9
0.3
ENE
9
0.3
ENE
9
0.4
NE
3
0.3
ENE
9
0.3
ENE
9
0.3
ENE
9
0.3
ENE
9
0.3
ENE
9
0.3
ENE
11
0.4
ENE
11
0.4
ENE
11
0.8
NE
5
0.8
NE
6
Wave Graph
Metric surfscale
Energy kJ
32
137
31
29
24
68
24
14
24
31
17
17
16
2
16
16
15
15
15
23
38
37
37
36
Wind (km/h)
5
W
5
W
5
WNW
5
NW
10
ESE
10
ESE
10
E
0
SE
5
WNW
5
W
10
NW
5
NNE
15
ENE
20
NE
20
NE
10
NNE
10
N
10
NNW
10
NNW
10
NNW
15
N
15
WNW
15
WNW
15
NNW
Wind State
glassy
cross-off
off
off
cross-on
cross-on
cross-on
glassy
glassy
cross-off
off
glassy
cross
cross
cross
cross-off
cross-off
off
off
cross-off
cross-off
off
cross-off
off
High Tide
9:24AM1.36m
9:28PM1.45m
10:01AM1.41m
10:08PM1.36m
10:41AM1.43m
Low Tide
3:15AM0.10m
3:21PM0.25m
3:46AM0.12m
4:06PM0.26m
4:20AM0.17m
4:56PM0.28m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:15
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:34
5:35
5:36
 mm
Temp °C
13
12
12
15
18
16
15
15
14
13
13
16
17
17
16
16
15
14
14
19
25
27
22
19
Feels °C
12
11
11
14
16
14
14
15
14
12
12
15
14
14
13
15
13
12
12
16
21
23
17
15
  • 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 

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