Quatro Ilhas Surf Forecast

/ Santa Catarina – Norte (41 surf breaks) /

Brazil (447 surf breaks) / Lat Long: (27.18° S 48.50° W)

Surf Forecasts:

Quatro Ilhas surfForecast / Santa Catarina – Norte / Brazil

12 Day Weather and Surf, issued 8 am Monday 15 Sep 2025 -03

Forecast update in hr min s Forecast update imminent

Quatro Ilhas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Quatro Ilhas sea temperature is 18.7° C
(Which is slightly cooler than normal)

Best Forecast Surf Conditions for Quatro Ilhas this week:

The surf forecast for Quatro Ilhas over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Sep 15) at 12PM. The primary swell is predicted to be 0.8m and 14s 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 Quatro Ilhas in the next 12 days are 1.0m 12s and forecast to arrive on Thursday (Sep 18) at 12PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 6s period and expected on Tuesday (Sep 16) at 3PM.

Wave Type	Time (-03) & Date	Wave Height & Period
Next good surf (1 star+)	12PM (Mon 15th Sep)	2.5ft (0.8m) 14s
Best Surf	12PM (Mon 15th Sep)	2.5ft (0.8m) 14s
Most Powerful	12PM (Thu 18th Sep)	3.5ft (1.0m) 12s

Table - best surf conditions forecast for Quatro Ilhas over the next 12 days.

Updates in hr min s Forecast update imminent

12 Days Hourly

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	Short Range Forecast Light rain (total 5mm), mostly falling on Mon night. Warm (max 20°C on Tue morning, min 17°C on Mon morning). Wind will be generally light.									Days 3-6 Weather Summary Light rain (total 3mm), mostly falling on Fri night. Warm (max 23°C on Fri night, min 17°C on Thu night). Wind will be generally light.
	Monday 15			Tuesday 16			Wednesday 17			Thursday 18			Friday 19			Saturday 20			Sunday 21
	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night
Rating (10 max)	1	0	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E	SE	ESE	E	ESE	SE	SE	S	SE	S	ESE	SSE	S
Period(s) (?)	14	14	14	13	14	13	13	13	9	12	12	8	10	11	10	13	9	12	9	12	12
Wave Graph (?)
Energy (?)	226	265	243	158	163	139	135	131	157	35	261	60	10	60	39	7	19	5	10	35	4
Wind (km/h)	NNW	NE	WNW	NNW	ENE	S	SSE	ESE	SSE	WNW	NNE	NW	NW	NNE	N	NNW	E	NW	N	NNE	SSE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross	off	cross- off	cross- on	cross	cross- on	on	cross- on	off	cross	cross- off	off	cross	cross- off	cross- off	cross- on	glass	cross- off	cross	cross- on
High Tide / height (m)		12:33PM 0.68	7:24PM 0.49		1:10PM 0.73	10:35PM 0.52		1:34PM 0.75	11:12PM 0.62		1:39PM 0.76	11:45PM 0.73		1:27PM 0.77	12:23AM 0.81		1:37PM 0.80	1:07AM 0.87		1:57PM 0.82	1:49AM 0.91
Low Tide / height (m)		5:30PM 0.44		5:05AM 0.18	5:59PM 0.39		5:47AM 0.08		6:30PM 0.34	6:27AM 0.02		7:03PM 0.28	7:11AM -0.03		7:38PM 0.23	7:53AM -0.05		8:10PM 0.17	8:28AM -0.05		8:38PM 0.12

	Monday 15			Tuesday 16			Wednesday 17			Thursday 18			Friday 19			Saturday 20			Sunday 21
Sunrise	6:11	-	-	6:11	-	-	6:09	-	-	6:07	-	-	6:07	-	-	6:05	-	-	6:05	-	-
Sunset	-	6:06	-	-	6:07	-	-	6:07	-	-	6:07	-	-	6:07	-	-	6:08	-	-	6:08	-

Rain (mm)	-	-	5	-	-	-	-	-	-	-	-	-	-	-	1	-	1	1	-	-	1
Temp. °C	18	19	19	20	20	19	19	20	19	20	19	18	21	22	23	23	21	20	22	22	22
Feels °C (?)	17	18	20	21	19	19	18	20	19	19	17	18	20	21	22	24	22	22	21	23	21

Map Icons:
Break
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 - Norte

Wind Update Continuing clean conditions at Quatro Ilhas (calm at Pescadores wx 17 km from Quatro Ilhas). A 1.9m groundswell from the ESE
1 hour 55 minutes ago Quatro Ilhas

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17 km away, 1 h 55 min ago

5 km/h

0.0

18.7

Air / Water (°C)

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Quatro Ilhas 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 Quatro Ilhas Surf forecast

The above surf forecast table for Quatro Ilhas provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Quatro Ilhas can be found by selecting the local surf guide option on the grey menu. Our Quatro Ilhas 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 (Quatro Ilhas) 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 Quatro Ilhas 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.

Quatro Ilhas is 14 km (9 miles) from Itapema. If you plan a holiday in Santa Catarina - Norte, look for hotels and other accommodation in Itapema. Itapema has rooms for a wide range of budgets as well as car hire and transport links.