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Surf Forecasts:

Mona Vale-The Basin surfForecast / NSW – Sydney North Coast / Australia

information circle48hr Weather and Surf, issued 4 am Wednesday 18 Feb 2026 AEDT
Forecast update in hr  min  s Forecast update imminent
Mona Vale-The Basin surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mona Vale-The Basin sea temperature is
23.9° C
 (Which is slightly warmer than usual)

How big are the waves at Mona Vale-The Basin today?

The current surf forecast for Mona Vale-The Basin at 8AM is: 1.0m 6s primary swell from a East-northeast direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 04:00am February 18). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (AEDT) & DateWave HeightWave Period
Morning (18 Feb)3ft (0.9m)6s
Afternoon (18 Feb)1.5ft (0.5m)9s
Evening (18 Feb)2ft (0.6m)9s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Wednesday
18
Thursday
19
Friday
20
2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM
Rating
(10 max)
2
1
1
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.6
NE
1.2
ENE
1
ENE
0.9
NE
0.5
SE
0.7
NE
0.6
SE
0.6
SE
0.6
SE
0.6
SE
0.6
SE
0.9
SE
1
ESE
0.6
SE
0.6
SE
1
E
1
E
0.9
E
0.8
E
0.7
E
0.7
E
0.7
ENE
0.9
ENE
1
ENE
Period(s) (?)666696910101099999555555555
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1961038258414052607674701411776551505141312525273342
Wind
(km/h)
10
N
10
NW
15
NW
15
WNW
20
SSW
20
SSE
10
SSE
10
SSE
15
SSE
5
SE
0
ESE
10
ENE
20
ENE
25
ENE
20
E
15
E
15
ESE
15
ESE
10
E
10
E
10
E
15
ENE
10
NNE
10
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		offoffcross-
off		crosscross-
on		ononcross-
on		onglasscrosscross-
on		cross-
on		cross-
on		cross-
on		ononcross-
on		cross-
on		cross-
on		cross-
on		cross-
off		cross-
off
High Tide
/ height (m)
9:35AM
1.62
10:11PM
1.30
10:12AM
1.59
10:49PM
1.36
10:51AM
1.52
Low Tide
/ height (m)
3:15AM
0.25
4:07PM
0.05
3:57AM
0.23
4:40PM
0.05
4:42AM
0.23
5:14PM
0.08
Wednesday
18
Thursday
19
Friday
20
Sunrise--6:31-------6:33-------6:33-----
Sunset-----7:44-------7:43-------7:42--
clear
clear
part cloud
part cloud
part cloud
cloud
rain showers
part cloud
cloud
cloud
cloud
part cloud
clear
clear
cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
Rain (mm)
------1-----------------
Temp. °C202023323224222222222224252423232222222324242423
Feels °C (?)202021303124232323242526252324242222222425252726
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Mona Vale-The Basin 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.

View detailed surf forecast for Mona Vale-The Basin at:
surf-forecast.com

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