The Rock Surf Forecast

/ West (43 surf breaks) /

Sri Lanka (53 surf breaks)

Surf Forecasts:

The Rock surfForecast / West / Sri Lanka

48hr Weather and Surf, issued 4 am Tuesday 16 Sep 2025 +0530

Forecast update in hr min s Forecast update imminent

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

Today's The Rock sea temperature is 29.0° C
(Which is 1.1°C warmer than normal for this time of year)

How big are the waves at The Rock today?

The current surf forecast for The Rock at 5AM is: 1.2m 13s primary swell from a South-southwest direction and 0.2m 20s secondary swell from a South direction, 1.3m 6s secondary swell from a West-southwest direction (forecast issued at 04:30am September 16). The wind direction is predicted to be cross-shore.

Time (+0530) & Date	Wave Height	Wave Period
Morning (16 Sep)	4ft (1.2m)	13s
Afternoon (16 Sep)	3.5ft (1.1m)	12s
Evening (16 Sep)	2.5ft (0.8m)	17s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tuesday 16								Wednesday 17								Thursday 18
	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM
Rating (10 max)	0	1	1	0	1	0	1	1	0	0	1	0	0	0	1	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSW	SSW	S	S	S	S	S	S	S	S	SSW	SSW	S	SSW	SSW	S	S	S	S	S	S	S	S	S
Period(s) (?)	13	13	13	13	12	12	17	16	16	16	16	15	15	15	15	14	14	14	14	14	14	14	12	12
Wave Graph (?)
Energy (?)	595	727	756	888	909	815	978	889	926	903	1051	1005	994	991	1080	990	718	737	647	765	894	830	789	839
Wind (km/h)	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	WSW	WSW	WSW	WSW	WSW	WSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross	cross	cross- on	cross	cross- on	cross	cross	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on
High Tide / height (m)					11:44AM 0.32				1:34AM 0.32				12:35PM 0.38				1:25AM 0.38				1:03PM 0.43
Low Tide / height (m)							7:14PM 0.21				6:41AM 0.24				7:09PM 0.15				7:07AM 0.18				7:24PM 0.09

	Tuesday 16								Wednesday 17								Thursday 18
Sunrise	-	-	5:58	-	-	-	-	-	-	-	5:58	-	-	-	-	-	-	-	5:58	-	-	-	-	-
Sunset	-	-	-	-	-	6:07	-	-	-	-	-	-	-	6:07	-	-	-	-	-	-	-	6:06	-	-

Rain (mm)	2	4	5	4	4	2	2	1	2	3	3	3	3	2	2	3	3	3	4	3	3	2	1	3
Temp. °C	26	26	27	28	28	27	27	27	26	26	27	28	27	27	26	26	26	26	27	27	27	27	27	26
Feels °C (?)	27	28	28	29	29	28	29	29	28	28	29	30	28	29	28	28	28	28	29	28	28	29	29	28

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 West

Wind Update The wind is still cross-on at The Rock (light winds from the WSW at Galle 18 km from The Rock). 1.4m 6s windswell from the WSW with a 1.0m 13s groundswell from the SSW and a 0.7m 9s swell from the SSE. 3 swells combining so expect closeout sets.
3 hours 1 minute ago The Rock

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18 km away, 3 h 1 min ago

11 km/h

WSW

0.0

29.0

Air / Water (°C)

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