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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 4 am Thursday 18 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Mona Vale Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mona Vale Beach sea temperature is
22.1° C
(Which is normal for this time of year)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 Thursday (Dec 18) at 8AM. The primary swell is predicted to be 1.1m and 6s period with a secondary swell of 0.9m and 6s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Mona Vale Beach in the next 12 days are 1.8m 7s and forecast to arrive on Friday (Dec 19) at 5AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.1m 7s period and expected on Thursday (Dec 25) at 11AM.
| Wave Type | Time (AEDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Thu 18th Dec) | 3.5ft (1.1m) 6s |
| Best Surf | 11PM (Thu 18th Dec) | 5.5ft (1.7m) 7s |
| Most Powerful | 5AM (Fri 19th Dec) | 6ft (1.8m) 7s |
Table - best surf conditions forecast for Mona Vale Beach over the next 12 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Mostly dry. Warm (max 33°C on Fri morning, min 19°C on Thu morning). Wind will be generally light. | Days 3-6 Weather Summary Moderate rain (total 10mm), heaviest on Sun night. Warm (max 34°C on Sun afternoon, min 18°C on Tue night). Winds increasing (calm on Sun morning, fresh winds from the SSW by Tue night). | ||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 6 | 5 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 4 | 5 | 7 | 4 | 5 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 47 | 111 | 316 | 142 | 122 | 93 | 77 | 89 | 60 | 55 | 105 | 143 | 132 | 63 | 51 | 75 | 47 | 23 | 17 | 31 | 12 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | glass | cross- off | off | cross- off | cross | cross | cross- off | off | cross- off | on | on | cross- on | cross- off | cross | cross- on | glass | cross- on | on |
High Tide / height (m) | 8:25PM 1.00 | 8:24AM 1.55 | 9:05PM 1.01 | 9:02AM 1.58 | 9:44PM 1.01 | 9:39AM 1.59 | 10:24PM 1.02 | 10:16AM 1.58 | 11:04PM 1.02 | 10:54AM 1.56 | 11:46PM 1.03 | 11:32AM 1.52 | 12:31AM 1.06 | ||||||||
Low Tide / height (m) | 2:37PM 0.26 | 1:48AM 0.39 | 3:16PM 0.21 | 2:26AM 0.38 | 3:54PM 0.19 | 3:05AM 0.38 | 4:32PM 0.18 | 3:43AM 0.39 | 5:09PM 0.17 | 4:22AM 0.41 | 5:47PM 0.17 | 5:04AM 0.44 | 6:25PM 0.17 | ||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||
| Sunrise | 5:39 | - | - | 5:39 | - | - | 5:39 | - | - | 5:39 | - | - | 5:41 | - | - | 5:41 | - | - | 5:41 | - | - |
| Sunset | - | 8:01 | - | - | 8:02 | - | - | 8:02 | - | - | 8:04 | - | - | 8:04 | - | - | 8:05 | - | - | 8:05 | - |
 | |  | |  |  | | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | 10 | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 27 | 24 | 33 | 32 | 26 | 27 | 30 | 24 | 30 | 34 | 24 | 22 | 22 | 19 | 22 | 26 | 22 | 25 | 28 | 22 |
| Feels °C (?) | 24 | 25 | 22 | 33 | 30 | 25 | 28 | 29 | 24 | 31 | 34 | 24 | 22 | 20 | 18 | 22 | 26 | 23 | 25 | 27 | 23 |
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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 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.
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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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