Atlantida Surf Forecast

/ Rio Grande Do Sul (19 surf breaks) /

Brazil (449 surf breaks) / Lat Long: (29.81° S 50.05° W)

Surf Forecasts:

Atlantida surfForecast / Rio Grande Do Sul / Brazil

48hr Weather and Surf, issued 2 pm Tuesday 18 Nov 2025 -03

Forecast update in hr min s Forecast update imminent

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

Today's Atlantida sea temperature is 21.9° C
(Which is slightly warmer than usual)

How big are the waves at Atlantida today?

The current surf forecast for Atlantida at 7PM is: 1.0m 10s primary swell from a South-southeast direction and 0.4m 7s secondary swell from a East-northeast direction, 0.4m 3s secondary swell from a Northeast direction (forecast issued at 02:00pm November 18). The wind direction is predicted to be cross-shore.

Time (-03) & Date	Wave Height	Wave Period
Morning (18 Nov)	-	-
Afternoon (18 Nov)	3.5ft (1.1m)	10s
Evening (18 Nov)	3.5ft (1.0m)	9s

Table - waves today at Atlantida. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tuesday 18				Wednesday 19								Thursday 20								Friday 21
	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM
Rating (10 max)	1	0	1	2	2	1	0	1	2	0	0	3	3	2	2	1	0	0	0	0	0	0	1	1
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSE	SSE	SSE	SSE	SSE	SSE	SSE	S	S	S	S	S	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	S	SSE	ENE	ENE
Period(s) (?)	10	10	10	9	9	11	10	6	7	7	9	9	14	14	14	14	13	13	12	12	12	11	8	8
Wave Graph (?)
kJ (?)	300	250	201	185	108	194	112	112	333	279	413	397	1266	1637	1526	1344	1089	774	528	367	284	217	347	285
Wind (km/h)	ENE	NE	NNE	N	WNW	WSW	WSW	SW	SSW	S	S	ESE	NNE	NNE	NNE	NE	NE	NE	NE	NE	NNE	NNE	NNE	NE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	cross	cross- off	off	cross- off	cross- off	cross- off	cross- off	cross- on	cross- on	glass	cross	cross	cross	cross	cross- on	cross- on	cross	cross	cross	cross	cross	cross
High Tide / height (m)	11:19AM 0.39					12:03AM 0.47			11:44AM 0.40					12:38AM 0.50				12:10PM 0.42				1:11AM 0.51
Low Tide / height (m)				6:58PM 0.11				7:44AM 0.19				7:30PM 0.08				8:26AM 0.21				8:02PM 0.06

	Tuesday 18				Wednesday 19								Thursday 20								Friday 21
Sunrise	-	-	-	-	-	-	5:13	-	-	-	-	-	-	-	5:13	-	-	-	-	-	-	-	5:13	-
Sunset	-	-	6:54	-	-	-	-	-	-	-	6:55	-	-	-	-	-	-	-	6:57	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	20	20	20	19	19	19	18	20	22	20	19	17	16	15	15	19	20	20	20	19	18	18	17	21
Feels °C (?)	20	19	21	19	17	16	16	17	18	15	15	16	14	12	11	14	14	14	15	15	15	15	14	20

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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