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Surf Forecasts:

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

information circle12 Day Weather and Surf, issued 4 pm Friday 10 Oct 2025 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
20.6° C
 (Which is 2.0°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Mona Vale-The Basin this week:

The surf forecast for Mona Vale-The Basin over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Oct 10) at 11PM. The primary swell is predicted to be 0.8m and 7s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Mona Vale-The Basin in the next 12 days are 2.1m 8s and forecast to arrive on Friday (Oct 17) at 2AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.2m 9s period and expected on Monday (Oct 13) at 11PM.

Wave TypeTime (AEDT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Fri 10th Oct)2.5ft (0.8m) 7s
Best Surf 2AM (Fri 17th Oct)7ft (2.1m) 8s
Most Powerful 2AM (Fri 17th Oct)7ft (2.1m) 8s

Table - best surf conditions forecast for Mona Vale-The Basin over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Mostly dry. Warm (max 29°C on Sat afternoon, min 16°C on Sun night). Winds increasing (calm on Fri afternoon, fresh winds from the W by Sun afternoon).

Days 3-6 Weather Summary Mostly dry. Warm (max 22°C on Tue afternoon, min 12°C on Mon night). Winds decreasing (fresh winds from the SSE on Mon afternoon, calm by Wed night).

Fri
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
1
1
1
1
1
1
0
1
0
0
0
0
0
0
1
0
1
1
0
3
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
NE
0.9
NE
0.8
NE
1
NE
0.8
NE
0.8
NE
0.7
NE
0.6
NE
0.6
ENE
0.6
ENE
0.6
ENE
0.6
ENE
1.3
NE
0.9
NE
0.5
E
0.5
ENE
0.5
ENE
0.5
ENE
0.9
ENE
2.1
NE
1.3
ENE
Period(s) (?)8778888888885699109988
Wave
Graph
(?)Metric surfscale
Energy kJ (?)5082651117575635040444348685843475449145499213
Wind
(km/h)
5
NNW
10
WNW
10
WNW
10
WSW
10
NW
10
WNW
35
W
20
WNW
15
SW
25
SSE
5
NW
15
N
20
NE
20
SSW
5
ENE
20
ENE
0
NNE
5
E
25
NE
10
NW
15
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassoffoffcross-
off		offcross-
off		cross-
off		offcrossonglasscross-
off		crosscross-
on		glasscrossglassglasscrossoffoff
High Tide
/ height (m)
11:43PM
1.17
11:52AM
1.63
12:46AM
1.05
12:50PM
1.55
2:00AM
0.97
1:58PM
1.46
3:24AM
0.95
3:14PM
1.40
4:43AM
0.99
4:28PM
1.37
5:44AM
1.08
5:32PM
1.36
6:30AM
1.17
Low Tide
/ height (m)
5:42PM
0.06
5:20AM
0.29
6:44PM
0.13
6:12AM
0.40
7:55PM
0.20
7:15AM
0.49
9:12PM
0.25
8:34AM
0.55
10:25PM
0.26
10:01AM
0.55
11:26PM
0.25
11:16AM
0.50
12:14AM
0.23
12:16PM
0.43
Fri
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Sunrise--6:18--6:18--6:16--6:15--6:13--6:13--6:11
Sunset7:02--7:04--7:04--7:05--7:06--7:07--7:07--
clear
clear
clear
clear
clear
clear
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
Rain (mm)
---------------------
Temp. °C282527292626272121181519221922221922222030
Feels °C (?)272323262322231517111116181920181823212128
  • 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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Eyeball surf reportRecent Eyeball Surf Reports for NSW - Sydney North Coast

  1. weather stationWind Update Continuing clean conditions at Mona Vale-The Basin (calm at Cromer wx 8 km from Mona Vale-The Basin). A 0.7m swell from the NE

    2 hours 25 minutes ago Mona Vale-The Basin
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2 h 25 min ago

0 km/h
N
Clean
Please reload the page to see if there are any updates.

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 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

Information about the Mona Vale-The Basin Surf forecast

The above surf forecast table for Mona Vale-The Basin provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Mona Vale-The Basin can be found by selecting the local surf guide option on the grey menu. Our Mona Vale-The Basin surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Mona Vale-The Basin) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Mona Vale-The Basin may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Mona Vale-The Basin is 8 km (5 miles) from Dee Why. If you plan a holiday in Sydney North Coast, look for hotels and other accommodation in Dee Why. Dee Why has rooms for a wide range of budgets as well as car hire and transport links.

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