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Laguna (Os Molhes) Surf Forecast
/ Santa Catarina – Sul (37 surf breaks) /
Surf Forecasts:
Laguna (Os Molhes) surfForecast / Santa Catarina – Sul / Brazil
12 Day Weather and Surf, issued 2 pm Sunday 05 Oct 2025 -03
Best Forecast Surf Conditions for Laguna (Os Molhes) this week:
The surf forecast for Laguna (Os Molhes) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Oct 07) at 3AM. The primary swell is predicted to be 1.2m and 10s period. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Laguna (Os Molhes) in the next 12 days are 3.0m 10s and forecast to arrive on Monday (Oct 06) at 12AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 7s period and expected on Tuesday (Oct 07) at 6AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Tue 7th Oct) | 4ft (1.2m) 10s |
| Best Surf | 3AM (Tue 7th Oct) | 4ft (1.2m) 10s |
| Most Powerful | 12AM (Mon 6th Oct) | 10ft (3.0m) 10s |
Table - best surf conditions forecast for Laguna (Os Molhes) over the next 12 days.
Short Range Forecast Light rain (total 3mm), mostly falling on Mon night. Warm (max 21°C on Sun night, min 15°C on Mon night). Winds decreasing (strong winds from the NE on Sun afternoon, light winds from the SW by Tue night). | Days 3-6 Weather Summary Mostly dry. Warm (max 20°C on Fri morning, min 17°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||
Sun 05 | Monday 06 | Tuesday 07 | Wednesday 08 | Thursday 09 | Friday 10 | Saturday 11 | |||||||||||||||||
| 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) (?) | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 13 | 12 | 11 | 8 | 8 | 12 | 7 | 8 | 8 | 8 | 8 | 8 | ||
Wave (?)Graph  | |||||||||||||||||||||||
 kJ (?) | 904 | 1447 | 614 | 422 | 326 | 220 | 216 | 175 | 168 | 492 | 361 | 207 | 165 | 306 | 245 | 232 | 430 | 392 | 298 | 205 | 173 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | off | cross- off | cross- off | off | cross- off | off | off | cross- on | on | on | on | on | on | on | cross- on | on | on | cross- off | off | ||
High Tide / height (m) | 3:02PM 0.50 | 2:52AM 0.52 | 3:39PM 0.50 | 3:39AM 0.53 | 4:09PM 0.49 | 4:20AM 0.53 | 4:36PM 0.47 | 4:56AM 0.52 | 4:59PM 0.45 | 5:33AM 0.49 | 5:22PM 0.42 | 6:17AM 0.45 | 12:29PM 5:44PM 0.33 0.40 | 7:38AM 0.41 | |||||||||
Low Tide / height (m) | 7:01PM 0.18 | 7:19AM 0.09 | 7:34PM 0.16 | 7:55AM 0.11 | 8:01PM 0.16 | 8:27AM 0.15 | 8:24PM 0.16 | 8:57AM 0.21 | 8:41PM 0.17 | 9:27AM 0.27 | 8:46PM 0.19 | 8:54AM 11:34AM 0.33 0.32 | 8:44PM 0.21 | 8:12AM 0.36 | |||||||||
Sun 05 | Monday 06 | Tuesday 07 | Wednesday 08 | Thursday 09 | Friday 10 | Saturday 11 | |||||||||||||||||
| Sunrise | - | - | 5:48 | - | - | 5:47 | - | - | 5:46 | - | - | 5:45 | - | - | 5:43 | - | - | 5:43 | - | - | 5:41 | ||
| Sunset | 6:16 | - | - | 6:17 | - | - | 6:17 | - | - | 6:19 | - | - | 6:19 | - | - | 6:20 | - | - | 6:21 | - | - | ||
 |  | |  |  | | |  | | | |  | | | | | | | | | | |||
Rain (mm) | - | - | - | - | 3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
| Temp. °C | 20 | 21 | 21 | 19 | 16 | 17 | 17 | 17 | 16 | 18 | 18 | 19 | 18 | 19 | 20 | 20 | 18 | 20 | 20 | 20 | 21 | ||
| Feels °C (?) | 15 | 19 | 17 | 16 | 10 | 12 | 13 | 14 | 14 | 16 | 15 | 15 | 14 | 15 | 15 | 16 | 15 | 18 | 19 | 22 | 19 | ||
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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 Santa Catarina - Sul
Continuing clean conditions at Laguna (Os Molhes) (calm at Urussanga wx 55 km from Laguna (Os Molhes)). A 2.9m swell from the ENE is too big for here
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 Laguna (Os Molhes) 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 Laguna (Os Molhes) Surf forecast
The above surf forecast table for Laguna (Os Molhes) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Laguna (Os Molhes) can be found by selecting the local surf guide option on the grey menu. Our Laguna (Os Molhes) 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 (Laguna (Os Molhes)) 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 Laguna (Os Molhes) 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.
Are you planning a holiday in Santa Catarina - Sul? If you are looking for accommodation near Laguna (Os Molhes), camping, hotels and holiday cottages in Santa Catarina - Sul, consider staying in Laguna which is 3 km (2 miles) away. Other places in and around Santa Catarina - Sul where you can find information about places to rent, and car hire include Tubarao which is 25 km (16 miles) away, Imbituba, Braco do Norte and Sao Jose.
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