Rocha Negra Surf Forecast

/ Algarve (42 surf breaks) /

Portugal (226 surf breaks)

Surf Forecasts:

Rocha Negra surfForecast / Algarve / Portugal

48hr Weather and Surf, issued 6 am Thursday 18 Sep 2025 WEST

Forecast update in hr min s Forecast update imminent

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

Today's Rocha Negra sea temperature is 18.5° C
(Which is 3.0°C colder than average for this time of year)

How big are the waves at Rocha Negra today?

The current surf forecast for Rocha Negra at 9AM is: 0.4m 13s primary swell from a West-northwest direction and 0.4m 5s secondary swell from a East-southeast direction (forecast issued at 06:00am September 18). An open ocean swell of 0.8m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (WEST) & Date	Wave Height	Wave Period
Morning (18 Sep)	1.5ft (0.4m)	13s
Afternoon (18 Sep)	3ft (0.9m)	12s
Evening (18 Sep)	3.5ft (1.0m)	11s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Thursday 18							Friday 19								Saturday 20								Sun 21
	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM
Rating (10 max)	0	0	0	0	0	1	2	0	0	0	0	0	0	0	1	1	1	1	1	1	1	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	WNW	WNW	WNW	ESE	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW
Period(s) (?)	15	14	13	5	12	12	11	11	11	11	10	10	10	10	10	10	10	9	9	9	9	8	8	8
Wave Graph (?)
kJ (?)	22	40	70	18	251	280	251	242	238	214	206	198	190	154	151	148	132	96	92	90	68	57	54	53
Wind (km/h)	ENE	ENE	ESE	ESE	ESE	ESE	NNE	E	ESE	E	ESE	ESE	SE	ESE	ENE	NNE	N	N	NE	W	NW	NNW	NNW	NNW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross	cross- on	cross- on	cross- on	cross- on	cross- off	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	glass	glass	cross- off	off	cross- off	cross- off	off	off	off	off
High Tide / height (m)					1:05PM 3.10				1:39AM 2.98				1:50PM 3.27				2:16AM 3.12				2:27PM 3.39
Low Tide / height (m)		6:55AM 1.20					7:31PM 0.90				7:40AM 1.02				8:10PM 0.77				8:17AM 0.87				8:43PM 0.70

	Thursday 18							Friday 19								Saturday 20								Sun 21
Sunrise	-	-	7:18	-	-	-	-	-	-	-	7:18	-	-	-	-	-	-	-	7:20	-	-	-	-	-
Sunset	-	-	-	-	-	7:37	-	-	-	-	-	-	-	7:37	-	-	-	-	-	-	-	7:35	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	26	24	24	25	25	24	23	22	22	22	23	24	25	23	23	22	21	21	23	25	24	21	18	18
Feels °C (?)	24	23	23	25	26	27	25	24	23	23	24	24	26	24	26	25	23	22	24	26	21	18	15	15

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 Algarve

Wind Update Cross-off wind 21 km from Rocha Negra has swung offshore (moderate winds from the NNW at Sagres (8533 -0)). 0.5m 5s windswell from the ESE with a 0.3m 14s groundswell from the WNW. 2 swells combining to make bigger set waves.
2 hours 2 minutes ago Rocha Negra

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21 km away, 2 h 2 min ago

25 km/h

NNW

0.0

18.5

Air / Water (°C)

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