Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
70-foot plus waves predicted for Portuguese big wave tow surfing competition.
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Guarita surfForecast / Rio Grande Do Sul / Brazil
12 Day Weather and Surf, issued 2 pm Tuesday 16 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Guarita surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Guarita sea temperature is
23.2° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Guarita this week:
The surf forecast for Guarita over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Dec 17) at 12AM. The primary swell is predicted to be 1.9m and 8s period with a secondary swell of 1.6m and 8s. Another secondary swell of 0.2m and 8s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Guarita in the next 12 days are 2.3m 8s and forecast to arrive on Monday (Dec 22) at 6PM. Winds are predicted to be cross-shore at the time the swell arrives.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Wed 17th Dec) | 6ft (1.9m) 8s |
| Best Surf | 12AM (Wed 17th Dec) | 6ft (1.9m) 8s |
| Most Powerful | 6PM (Mon 22nd Dec) | 7.5ft (2.3m) 8s |
Table - best surf conditions forecast for Guarita over the next 12 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Mostly dry. Warm (max 24°C on Tue afternoon, min 16°C on Wed night). Winds decreasing (fresh winds from the SSW on Tue afternoon, calm by Wed morning). | Days 3-6 Weather Summary Moderate rain (total 14mm), heaviest on Sun afternoon. Warm (max 27°C on Sun morning, min 19°C on Fri night). Winds decreasing (fresh winds from the ENE on Sat morning, calm by Sun afternoon). | ||||||||||||||||||||||
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||||||
| 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) (?) | 7 | 8 | 8 | 9 | 9 | 8 | 8 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | ||
Wave (?)Graph  | |||||||||||||||||||||||
 kJ (?) | 134 | 447 | 245 | 235 | 165 | 88 | 33 | 188 | 99 | 33 | 100 | 123 | 212 | 428 | 236 | 168 | 569 | 521 | 608 | 604 | 207 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | glass | on | cross- off | cross- on | cross- on | cross | cross- on | cross- on | cross | cross | cross- on | cross | cross | glass | cross | glass | cross | cross- off | cross | ||
High Tide / height (m) | 12:34AM 0.44 | 10:50AM 0.36 | 12:42AM 0.47 | 11:23AM 0.38 | 1:04AM 0.50 | 11:55AM 0.40 | 1:28AM 0.50 | 12:27PM 0.43 | 1:54AM 0.50 | 1:01PM 0.46 | 2:21AM 0.49 | 6:18AM 0.45 | 1:35PM 0.49 | 2:52AM 0.47 | 7:19AM 0.45 | ||||||||
Low Tide / height (m) | 5:52PM 0.14 | 6:57AM 0.24 | 6:35PM 0.09 | 7:43AM 0.24 | 7:15PM 0.06 | 8:22AM 0.25 | 7:54PM 0.03 | 8:56AM 0.25 | 8:34PM 0.00 | 9:30AM 0.26 | 9:16PM -0.02 | 4:51AM 10:06AM 0.44 0.27 | 10:00PM -0.03 | 5:12AM 10:46AM 0.42 0.28 | |||||||||
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||||||
| Sunrise | - | - | 5:13 | - | - | 5:13 | - | - | 5:15 | - | - | 5:15 | - | - | 5:16 | - | - | 5:16 | - | - | 5:16 | ||
| Sunset | 7:15 | - | - | 7:15 | - | - | 7:15 | - | - | 7:16 | - | - | 7:16 | - | - | 7:17 | - | - | 7:17 | - | - | ||
 |  |  | | | | | | | | | | |  |  |  |  |  |  | | | |||
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 9 | 1 | 3 | - | - | 1 | ||
| Temp. °C | 24 | 19 | 21 | 21 | 19 | 22 | 23 | 20 | 23 | 24 | 21 | 25 | 24 | 22 | 27 | 24 | 23 | 24 | 24 | 24 | 24 | ||
| Feels °C (?) | 18 | 16 | 19 | 19 | 17 | 20 | 22 | 19 | 23 | 23 | 21 | 22 | 21 | 21 | 28 | 27 | 25 | 28 | 26 | 26 | 26 | ||
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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 Guarita 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 Guarita Surf forecast
The above surf forecast table for Guarita provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Guarita can be found by selecting the local surf guide option on the grey menu. Our Guarita 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 (Guarita) 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 Guarita 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.
Guarita is 22 km (14 miles) from Torres. If you plan a holiday in Rio Grande Do Sul, look for hotels and other accommodation in Torres. Torres has rooms for a wide range of budgets as well as car hire and transport links.
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