Canal Surf Forecast

/ Rio de Janeiro (47 surf breaks) /

Brazil (447 surf breaks)

Surf Forecasts:

Canal surfForecast / Rio de Janeiro / Brazil

48hr Weather and Surf, issued 2 pm Tuesday 09 Sep 2025 -03

Forecast update in hr min s Forecast update imminent

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

Today's Canal sea temperature is 21.8° C
(Which is normal for this time of year)

How big are the waves at Canal today?

The current surf forecast for Canal at 7PM is: 0.7m 14s primary swell from a South direction and 1.2m 8s secondary swell from a East direction, 0.4m 3s secondary swell from a West direction (forecast issued at 02:00pm September 09). The wind direction is predicted to be cross-shore.

Time (-03) & Date	Wave Height	Wave Period
Morning (09 Sep)	-	-
Afternoon (09 Sep)	4.5ft (1.4m)	8s
Evening (09 Sep)	2.5ft (0.7m)	14s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tuesday 09				Wednesday 10								Thursday 11								Friday 12
	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)	2	2	1	0	0	0	0	0	0	0	1	2	4	4	4	4	2	1	2	3	3	4	3	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	E	E	S	S	S	S	S	S	S	S	SSW	SSW	SSW	SSW	SSW	SSW	S	S	S	S	S	S	S	S
Period(s) (?)	8	8	14	14	13	13	13	13	16	16	16	11	12	12	12	12	12	13	13	12	12	12	13	12
Wave Graph (?)
Energy (?)	365	467	382	373	413	357	359	430	409	479	998	912	1309	1439	1750	1688	1679	2140	1590	1944	1425	1599	1455	1458
Wind (km/h)	NE	NNW	WNW	WSW	W	W	WSW	SW	SW	SW	SSW	SSW	WSW	NW	N	ENE	ESE	E	E	ENE	NNE	NE	W	WSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross- off	cross- off	cross	cross	cross	cross- on	cross- on	cross- on	cross- on	on	on	glass	glass	off	cross- off	cross	cross	cross- off	cross- off	cross- off	glass	cross	cross- on
High Tide / height (m)			3:43PM 0.99				3:37AM 1.13				4:03PM 0.93				4:16AM 1.07				4:24PM 0.86				5:00AM 0.97
Low Tide / height (m)	9:49AM -0.02				9:57PM 0.19				10:30AM 0.09				10:32PM 0.19				11:13AM 0.23				11:12PM 0.20

	Tuesday 09				Wednesday 10								Thursday 11								Friday 12
Sunrise	-	-	-	-	-	-	5:52	-	-	-	-	-	-	-	5:50	-	-	-	-	-	-	-	5:50	-
Sunset	-	5:42	-	-	-	-	-	-	-	5:42	-	-	-	-	-	-	-	5:42	-	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	32	35	25	24	23	21	20	20	20	20	20	19	18	17	17	18	21	21	19	18	17	17	18	20
Feels °C (?)	31	34	24	23	22	20	18	17	18	18	20	20	19	18	18	18	19	17	15	16	15	17	18	18

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 Rio de Janeiro

Wind Update The wind is still cross-on at Canal (light winds from the WSW.(Wind varies from 200 to 300 degs) at Aeroporto São Pedro da Aldeia Airport 42 km from Canal). 1.1m 7s swell from the ESE with a 0.4m 11s groundswell from the S and a 0.3m 14s groundswell, also from the S. 3 swells combining to make bigger set waves.
2 hours 29 minutes ago Canal

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42 km away, 2 h 29 min ago

15 km/h

WSW

0.0

21.8

Air / Water (°C)

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