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Gunnamatta Beach Surf Forecast
/ VIC – Mornington Peninsula (24 breaks) / Victoria (127 breaks) /
Gunnamatta Beach surfForecast / VIC – Mornington Peninsula / Australia
12 Day Weather and Surf, issued 3 pm Saturday 19 Jul 2025 AEST
Best Forecast Surf Conditions for Gunnamatta Beach this week:
The surf forecast for Gunnamatta Beach over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jul 19) at 10PM. The primary swell is predicted to be 3.0m and 16s period with a secondary swell of 0.5m and 15s. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Gunnamatta Beach in the next 12 days are 3.0m 16s and forecast to arrive on Saturday (Jul 19) at 10PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 5s period and expected on Tuesday (Jul 22) at 1PM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Sat 19th Jul) | 10ft (3.0m) 16s |
| Best Surf | 10PM (Sat 19th Jul) | 10ft (3.0m) 16s |
| Most Powerful | 10PM (Sat 19th Jul) | 10ft (3.0m) 16s |
Table - best surf conditions forecast for Gunnamatta Beach over the next 12 days.
Short Range Forecast Some drizzle, heaviest during Tue morning. Very mild (max 14°C on Mon afternoon, min 9°C on Sat night). Winds increasing (light winds from the N on Sun afternoon, near gales from the NNW by Tue morning). | Days 3-6 Weather Summary Some drizzle, heaviest during Wed afternoon. Very mild (max 13°C on Thu afternoon, min 9°C on Wed night). Winds decreasing (strong winds from the NNW on Tue night, light winds from the NNE by Thu afternoon). | ||||||||||||||||||||||
Sat 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||||||
| PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |||
Rating (10 max) | |||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||||
| Period(s) (?) | 16 | 15 | 15 | 15 | 14 | 15 | 15 | 14 | 13 | 13 | 16 | 14 | 13 | 12 | 11 | 10 | 19 | 18 | 16 | 16 | 15 | ||
Wave (?)Graph  | |||||||||||||||||||||||
| Energy (?) | 4659 | 4781 | 3552 | 2816 | 2185 | 1885 | 1542 | 868 | 400 | 245 | 978 | 1738 | 1936 | 1130 | 580 | 407 | 475 | 901 | 687 | 645 | 786 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross- off | cross- off | off | off | off | off | off | cross- off | ||
High Tide / height (m) | 5:17PM 1.64 | 6:22AM 1.57 | 5:57PM 1.59 | 7:22AM 1.55 | 6:43PM 1.53 | 8:28AM 1.53 | 7:37PM 1.46 | 9:41AM 1.52 | 8:42PM 1.40 | 10:53AM 1.54 | 9:59PM 1.37 | 11:58AM 1.58 | 11:16PM 1.38 | 12:53PM 1.63 | |||||||||
Low Tide / height (m) | 11:50PM 0.13 | 12:08PM 0.62 | 12:38AM 0.11 | 1:03PM 0.72 | 1:32AM 0.11 | 2:07PM 0.81 | 2:34AM 0.14 | 3:22PM 0.86 | 3:42AM 0.16 | 4:42PM 0.85 | 4:52AM 0.18 | 5:55PM 0.78 | 5:57AM 0.18 | ||||||||||
Sat 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||||||
| Sunrise | - | - | 7:31 | - | - | 7:31 | - | - | 7:31 | - | - | 7:30 | - | - | 7:28 | - | - | 7:28 | - | - | 7:28 | ||
| Sunset | 5:20 | - | - | 5:21 | - | - | 5:22 | - | - | 5:22 | - | - | 5:22 | - | - | 5:23 | - | - | 5:24 | - | - | ||
 |  |  | | | | |  |  |  | | |  |  | | | | | |  | | |||
Rain (mm) | - | - | - | - | - | - | - | - | 1 | - | - | - | 1 | - | - | - | - | - | 2 | 8 | - | ||
| Temp. °C | 12 | 11 | 10 | 12 | 11 | 12 | 14 | 14 | 14 | 12 | 11 | 12 | 12 | 11 | 11 | 13 | 11 | 11 | 11 | 10 | 10 | ||
| Feels °C (?) | 3 | 4 | 6 | 9 | 7 | 5 | 8 | 5 | 4 | 3 | 0 | 5 | 6 | 7 | 7 | 10 | 6 | 7 | 5 | 3 | -1 | ||
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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 VIC - Mornington Peninsula
The wind is still cross-off at Gunnamatta Beach (fresh winds from the N at Cerberus Automatic Weather Station 28 km from Gunnamatta Beach). 3.5m 14s groundswell from the WSW with a 2.2m 15s groundswell, also from the WSW. Swells combining to make to make bigger set waves.
28 km away, 46 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 Gunnamatta 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 Gunnamatta Beach Surf forecast
The above surf forecast table for Gunnamatta Beach provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Gunnamatta Beach can be found by selecting the local surf guide option on the grey menu. Our Gunnamatta 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 (Gunnamatta 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 Gunnamatta 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.
Gunnamatta Beach is 31 km (19 miles) from Mornington. If you plan a holiday in Mornington Peninsula, look for hotels and other accommodation in Mornington. Mornington has rooms for a wide range of budgets as well as car hire and transport links.
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