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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 Friday 11 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 12) at 7AM. The primary swell is predicted to be 2.5m and 13s period with a secondary swell of 0.4m and 20s. 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 4.5m 14s and forecast to arrive on Monday (Jul 14) at 4AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Sunday (Jul 13) at 1PM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Sat 12th Jul) | 8ft (2.5m) 13s |
| Best Surf | 10AM (Mon 14th Jul) | 11ft (3.5m) 14s |
| Most Powerful | 4AM (Mon 14th Jul) | 15ft (4.5m) 14s |
Table - best surf conditions forecast for Gunnamatta Beach over the next 12 days.
Fri 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wed 23 | ||||||||||||||||||||||||
| PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | 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) (?) | 13 | 13 | 13 | 13 | 16 | 15 | 14 | 13 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 14 | 14 | 19 | 18 | 17 | 16 | 16 | 16 | 19 | 17 | 17 | 16 | 15 | 14 | 14 | 13 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 2886 | 2232 | 2178 | 2564 | 2291 | 1458 | 1453 | 6085 | 3788 | 2310 | 1381 | 1008 | 1088 | 776 | 1041 | 1636 | 2142 | 3332 | 3939 | 5223 | 5114 | 3940 | 2860 | 3623 | 3973 | 7384 | 5159 | 3833 | 3194 | 2420 | 1945 | 1324 | 747 | 480 | 408 | 499 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross | cross- off | cross- off | cross- off | cross | on | cross- on | cross- on | cross | cross | cross- on | cross | cross | cross | cross- off | cross | on | cross- on | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- on |
High Tide / height (m) | 11:29PM 1.23 | 1:13PM 1.57 | 12:26AM 1.27 | 1:52PM 1.63 | 1:19AM 1.32 | 2:27PM 1.67 | 2:09AM 1.39 | 3:01PM 1.70 | 2:58AM 1.45 | 3:33PM 1.71 | 3:46AM 1.51 | 4:06PM 1.70 | 4:35AM 1.55 | 4:40PM 1.68 | 5:27AM 1.57 | 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 | |||||||||||||
Low Tide / height (m) | 6:32PM 0.85 | 6:07AM 0.29 | 7:19PM 0.78 | 6:55AM 0.26 | 8:00PM 0.70 | 7:40AM 0.24 | 8:37PM 0.60 | 8:23AM 0.24 | 9:13PM 0.49 | 9:05AM 0.27 | 9:49PM 0.38 | 9:48AM 0.32 | 10:27PM 0.28 | 10:32AM 0.41 | 11:07PM 0.19 | 11:18AM 0.51 | 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 | |||||||||||||
Fri 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wed 23 | ||||||||||||||||||||||||
| Sunrise | - | - | 7:35 | - | - | 7:35 | - | - | 7:35 | - | - | 7:35 | - | - | 7:33 | - | - | 7:33 | - | - | 7:33 | - | - | 7:31 | - | - | 7:31 | - | - | 7:31 | - | - | 7:31 | - | - | 7:30 |
| Sunset | 5:15 | - | - | 5:15 | - | - | 5:15 | - | - | 5:16 | - | - | 5:16 | - | - | 5:17 | - | - | 5:19 | - | - | 5:20 | - | - | 5:20 | - | - | 5:21 | - | - | 5:22 | - | - | 5:22 | - | - |
 |  |  |  |  |  |  |  | | | | | | | | | | | | | | | | | | | | |  | | | | | |  | | |
Rain (mm) | 1 | - | - | - | - | - | 4 | 2 | 1 | - | 1 | 1 | 1 | - | - | - | 1 | 3 | 1 | - | - | - | - | - | - | - | - | - | 2 | - | - | 6 | - | 4 | 7 | 3 |
| Temp. °C | 13 | 13 | 12 | 14 | 13 | 15 | 13 | 11 | 11 | 11 | 9 | 11 | 12 | 11 | 13 | 15 | 12 | 11 | 12 | 12 | 10 | 11 | 10 | 11 | 13 | 13 | 13 | 15 | 13 | 12 | 12 | 12 | 10 | 10 | 10 | 12 |
| Feels °C (?) | 5 | 8 | 7 | 10 | 7 | 4 | 3 | 1 | 4 | 3 | 2 | 4 | 6 | 5 | 7 | 9 | 4 | 3 | 5 | 7 | 7 | 9 | 5 | 2 | 4 | 7 | 6 | 8 | 5 | 3 | 4 | 3 | 1 | -3 | -1 | 1 |
Short Range Forecast: Light rain (total 8mm), mostly falling on Sun afternoon. Very mild (max 15°C on Sun morning, min 10°C on Sat morning). Winds increasing (light winds from the NNW on Sat afternoon, near gales from the WSW by Sun afternoon). | Days 3-6 Weather Summary Light rain (total 7mm), mostly falling on Thu morning. Very mild (max 15°C on Wed afternoon, min 8°C on Mon night). Mainly strong winds. | Days 6-9 Weather Summary Some drizzle, heaviest during Thu afternoon. Very mild (max 13°C on Sat afternoon, min 9°C on Fri night). Winds increasing (calm on Thu night, strong winds from the N by Sat afternoon). | Long Range Forecast: Heavy rain (total 22mm), heaviest during Mon night. Very mild (max 15°C on Sun afternoon, min 8°C on Tue night). Winds increasing (fresh winds from the N on Sun afternoon, near gales from the NW by Tue morning). | |||||||||||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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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