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Mona Vale Beach Surf Forecast
/ NSW – Sydney North Coast (39 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Mona Vale Beach surfForecast / NSW – Sydney North Coast / Australia
12 Day Weather and Surf, issued 9 pm Wednesday 17 Sep 2025 AEST
Best Forecast Surf Conditions for Mona Vale Beach this week:
The surf forecast for Mona Vale Beach over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Sep 19) at 1AM. The primary swell is predicted to be 1.2m and 6s period. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Mona Vale Beach in the next 12 days are 1.6m 6s and forecast to arrive on Tuesday (Sep 23) at 1AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 9s period and expected on Tuesday (Sep 23) at 4AM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 1AM (Fri 19th Sep) | 4ft (1.2m) 6s |
| Best Surf | 1AM (Fri 19th Sep) | 4ft (1.2m) 6s |
| Most Powerful | 1AM (Tue 23rd Sep) | 5ft (1.6m) 6s |
Table - best surf conditions forecast for Mona Vale Beach over the next 12 days.
Short Range Forecast Some drizzle, heaviest during Fri night. Warm (max 22°C on Fri morning, min 12°C on Thu night). Winds increasing (calm on Thu morning, fresh winds from the SW by Sat afternoon). | Days 3-6 Weather Summary Mostly dry. Warm (max 21°C on Mon morning, min 9°C on Sat night). Wind will be generally light. | |||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wed 24 | ||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | ||
Rating (10 max) | ||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||
| Period(s) (?) | 5 | 7 | 7 | 6 | 6 | 6 | 6 | 7 | 6 | 7 | 8 | 7 | 4 | 9 | 9 | 6 | 8 | 9 | 9 | 9 | 9 | |
Wave (?)Graph  | ||||||||||||||||||||||
 kJ (?) | 45 | 19 | 18 | 86 | 71 | 75 | 109 | 63 | 34 | 18 | 15 | 21 | 35 | 19 | 20 | 160 | 12 | 16 | 15 | 15 | 15 | |
Wind (km/h) | ||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross- on | off | cross- off | cross | cross- off | cross- off | cross | cross- off | cross- off | glass | cross- off | cross- off | cross- off | cross | cross | on | cross- off | cross | on | |
High Tide / height (m) | 5:53AM 1.08 | 5:49PM 1.49 | 6:36AM 1.16 | 6:34PM 1.51 | 7:12AM 1.25 | 7:14PM 1.49 | 7:46AM 1.32 | 7:51PM 1.46 | 8:17AM 1.38 | 8:26PM 1.40 | 8:48AM 1.42 | 9:01PM 1.32 | 9:19AM 1.44 | |||||||||
Low Tide / height (m) | 11:49PM 0.21 | 11:24AM 0.41 | 12:31AM 0.17 | 12:15PM 0.35 | 1:07AM 0.15 | 1:00PM 0.29 | 1:39AM 0.14 | 1:41PM 0.25 | 2:08AM 0.15 | 2:20PM 0.23 | 2:36AM 0.19 | 2:59PM 0.23 | 3:03AM 0.23 | 3:37PM 0.25 | ||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wed 24 | ||||||||||||||||
| Sunrise | - | 5:50 | - | - | 5:48 | - | - | 5:48 | - | - | 5:47 | - | - | 5:45 | - | - | 5:43 | - | - | 5:41 | - | |
| Sunset | - | - | 5:46 | - | - | 5:47 | - | - | 5:49 | - | - | 5:49 | - | - | 5:50 | - | - | 5:51 | - | - | 5:51 | |
 |  |  |  | |  |  | | | | | | | | | | | | | | | ||
Rain (mm) | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| Temp. °C | 16 | 18 | 18 | 15 | 22 | 20 | 17 | 21 | 19 | 12 | 18 | 20 | 15 | 21 | 20 | 15 | 15 | 15 | 12 | 16 | 15 | |
| Feels °C (?) | 12 | 17 | 16 | 12 | 19 | 18 | 13 | 15 | 12 | 7 | 15 | 18 | 12 | 18 | 17 | 9 | 10 | 10 | 6 | 11 | 10 | |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for NSW - Sydney North Coast
Continuing clean conditions at Mona Vale Beach (calm at Cromer wx 7 km from Mona Vale Beach). 0.6m 8s swell from the NE with a 0.2m 11s groundswell from the E. 2 swells combining to make bigger set waves.
1 h 17 min ago
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 Beach 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.
Information about the Mona Vale Beach Surf forecast
The above surf forecast table for Mona Vale Beach 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 Beach can be found by selecting the local surf guide option on the grey menu. Our Mona Vale Beach 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 Beach) 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 Beach 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 Beach 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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