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Gunnamatta Beach Surf Forecast
/ VIC – Mornington Peninsula (24 breaks) / Victoria (127 breaks) /
Surf Forecasts:
Gunnamatta Beach surfForecast / VIC – Mornington Peninsula / Australia
16 Day Weather and Surf, issued 9 am Wednesday 13 May 2026 AESTForecast update in hr min s Forecast update imminent
Gunnamatta Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gunnamatta Beach sea temperature is
16.3° C
(Which is slightly warmer than usual)Best Forecast Surf Conditions for Gunnamatta Beach this week:
The surf forecast for Gunnamatta Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (May 13) at 7PM. The primary swell is predicted to be 1.0m and 13s period with a secondary swell of 0.3m and 4s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Gunnamatta Beach in the next 16 days are 1.7m 15s and forecast to arrive on Sunday (May 17) at 7AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 3s period and expected on Saturday (May 16) at 7AM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Wed 13th May) | 3.5ft (1.0m) 13s |
| Best Surf | 4AM (Fri 15th May) | 4.5ft (1.4m) 18s |
| Most Powerful | 7AM (Sun 17th May) | 5.5ft (1.7m) 15s |
Table - best surf conditions forecast for Gunnamatta Beach over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 20°C on Thu afternoon, min 12°C on Wed morning). Wind will be generally light. | Days 4-6 Weather SummaryLight rain (total 9mm), mostly falling on Mon night. Warm (max 20°C on Mon afternoon, min 14°C on Mon night). Winds decreasing (fresh winds from the N on Sat morning, calm by Sun afternoon). | ||||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | Sunday 17 | Monday 18 | Tuesday 19 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
SW 14 | SW 14 | SW 13 | SW 12 | SW 12 | SW 19 | WSW 16 | WSW 16 | SW 14 | WSW 14 | WSW 14 | SW 16 | WSW 15 | WSW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 11 | SW 11 | SW 18 | |
528 | 361 | 242 | 146 | 92 | 693 | 1030 | 843 | 482 | 323 | 318 | 1335 | 1190 | 934 | 632 | 594 | 428 | 314 | 246 | 237 | 208 | |
Wind (km/h) | |||||||||||||||||||||
off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | off | cross-off | off | off | cross-off | cross | off | off | glassy | off | off | cross-off | on | |
High Tide | 7:27PM1.37m | 8:23AM1.32m | 8:22PM1.35m | 9:42AM1.43m | 9:22PM1.35m | 10:51AM1.57m | 10:22PM1.38m | 11:51AM1.71m | 11:19PM1.44m | 12:46PM1.82m | 00:15AM1.51m | 1:36PM1.89m | 1:09AM1.57m | ||||||||
Low Tide | 1:06PM0.63m | 1:58AM0.55m | 2:22PM0.70m | 2:58AM0.44m | 3:42PM0.72m | 3:58AM0.30m | 4:54PM0.71m | 4:55AM0.15m | 5:55PM0.66m | 5:51AM0.02m | 6:49PM0.61m | 6:45AM-0.08m | 7:39PM0.56m | ||||||||
 | |  | | |  |  | | | |  |  | | | | | |  | |  |  | |
 | 7:11 | — | — | 7:13 | — | — | 7:13 | — | — | 7:15 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — |
 | — | 5:20 | — | — | 5:19 | — | — | 5:17 | — | — | 5:17 | — | — | 5:16 | — | — | 5:15 | — | — | 5:15 | — |
— | — | — | — | — | — | — | — | — | — | 1 | — | 1 | 1 | — | — | — | 6 | 4 | 1 | 14 | |
Temp °C | 15 | 18 | 16 | 17 | 20 | 19 | 18 | 20 | 19 | 17 | 19 | 19 | 16 | 18 | 18 | 18 | 20 | 19 | 17 | 18 | 15 |
14 | 15 | 12 | 15 | 17 | 15 | 13 | 16 | 14 | 11 | 16 | 16 | 12 | 17 | 16 | 15 | 19 | 17 | 13 | 14 | 13 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 13 | SW 12 | SW 12 | SW 19 | WSW 16 | WSW 16 | SW 14 | WSW 14 | WSW 14 | SW 16 | WSW 15 | WSW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 |
 kJ | 528 | 361 | 242 | 146 | 92 | 693 | 1030 | 843 | 482 | 323 | 318 | 1335 | 1190 | 934 | 632 | 594 | 428 | 314 | 246 | 237 | 191 |
Swell 2 Height (m) Direction Period (s) | SE 5 | SE 5 | SE 5 | SE 4 | SW 16 | SW 14 | SSW 18 | — | SSE 15 | SE 7 | SE 7 | SW 17 | S 16 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SE 9 | SW 19 | SW 21 | SW 18 |
| kJ | 29 | 12 | 20 | 5 | 66 | 251 | 30 | — | 21 | 2 | 2 | 553 | 43 | 7 | 7 | 8 | 8 | 3 | 59 | 69 | 208 |
Swell 3 Height (m) Direction Period (s) | E 12 | SSW 14 | W 20 | WSW 18 | SE 5 | SSW 20 | — | — | — | — | — | S 17 | — | SSW 14 | — | S 24 | SW 21 | SW 21 | ESE 4 | SSW 18 | ESE 9 |
| kJ | 3 | 19 | 7 | 30 | 4 | 39 | — | — | — | — | — | 22 | — | 19 | — | 11 | 18 | 18 | 2 | 30 | 8 |
Wind waves Height (m) Direction Period (s) | ESE 5 | — | — | — | — | E 3 | — | N 3 | NNE 3 | NNE 4 | N 4 | NNE 3 | N 4 | E 9 | — | — | — | NE 2 | NE 4 | N 4 | N 3 |
| kJ | 51 | — | — | — | — | 6 | — | 5 | 4 | 15 | 9 | 6 | 10 | 13 | — | — | — | 2 | 14 | 6 | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 14 | 0 | 34 | 0 | 0 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 46 | 15 |
Best forecast wave conditions in Mornington Peninsula | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 16 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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