Surf Break

Lat Long: 33.68° S 151.32° E

Mona Vale-The Basin 48 hour detailed Surf Forecast

Issued: 3 pm 30 Sep 2026 (local time)

Forecast update in  hr  min

Today's Mona Vale-The Basin sea temperature is
18.5°C
0.0° 

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 Sep):

  • Afternoon surf: Afternoon surf (30 Sep, local time) - 4.5ft (1.3m), 5s period with NE swell.
  • Evening surf: Evening surf (30 Sep, local time) - 6ft (1.8m), 6s period with NE swell.

The current surf forecast for Mona Vale-The Basin at 9PM is: 1.8m 6s primary swell from a Northeast direction (forecast issued at 03:00pm September 30). An open ocean swell of 0.7m 14s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AEST) & DateWave HeightWave Period
Morning (30 Sep)--
Afternoon (30 Sep)4.5ft (1.3m)5s
Evening (30 Sep)6ft (1.8m)6s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Sat morning. Warm (max 27°C on Thu morning, min 17°C on Fri night). Wind will be generally light.

Wed
30
Thursday
1
Friday
2
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
0
0
2
3
1
1
2
0
0
1
1
3
3
1
1
0
0
0
1
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)
1
NE
5
1.4
NE
5
1.8
NE
6
1.8
NE
7
1.8
NE
7
1.4
NE
7
1.2
NE
7
1.3
NE
7
1.1
NE
7
1.6
NE
6
1.8
NE
6
1.9
NE
7
2.1
NE
7
1.8
NE
8
1.4
NE
7
1.2
NE
7
1.1
NE
7
1.1
NE
7
1
NE
7
1.1
NE
7
Wave Graph
Metric surfscale
Energy kJ
57
103
239
284
327
178
139
147
118
177
263
341
485
345
199
160
126
126
104
122
Wind (km/h)
20
NE
25
NE
25
NNE
15
N
10
NNW
10
NW
10
NNW
15
N
15
NE
25
NE
25
NNE
15
N
15
N
5
NW
5
WNW
5
E
15
SE
15
S
10
S
5
ENE
Wind State
cross
cross
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
off
glassy
glassy
on
cross-on
cross-on
glassy
High Tide
10:13AM1.58m
10:46PM1.16m
11:02AM1.54m
11:46PM1.05m
12:00PM1.49m
Low Tide
4:48PM0.17m
4:30AM0.30m
5:49PM0.22m
5:20AM0.39m
6:59PM0.26m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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5:33
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5:31
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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5:54
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5:55
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5:57
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 mm
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1
Temp °C
22
20
18
19
19
18
19
26
27
24
21
22
22
21
20
24
21
20
19
18
Feels °C
18
16
14
16
17
15
16
22
22
19
18
19
19
19
18
23
19
19
19
19
  • 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
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