Treskostraal Surf Forecast

/ West Coast (18 surf breaks) /

South Africa (273 surf breaks) / Lat Long: (32.81° S 17.88° E)

Surf Forecasts:

Treskostraal surfForecast / West Coast / South Africa

48hr Weather and Surf, issued 7 am Wednesday 17 Sep 2025 SAST

Forecast update in hr min s Forecast update imminent

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

Today's Treskostraal sea temperature is 13.9° C
(Which is 1.7°C colder than average for this time of year)

How big are the waves at Treskostraal today?

The current surf forecast for Treskostraal at 11AM is: 3.0m 12s primary swell from a South-southwest direction and 1.8m 11s secondary swell from a West-southwest direction (forecast issued at 07:00am September 17). The wind direction is predicted to be cross-offshore and the swell rating is 11.

Time (SAST) & Date	Wave Height	Wave Period
Morning (17 Sep)	10ft (3.0m)	12s
Afternoon (17 Sep)	10ft (3.0m)	12s
Evening (17 Sep)	8ft (2.5m)	12s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Wednesday 17							Thursday 18								Friday 19								Sat 20
	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	2 AM
Rating (10 max)	!	!	!	!	!	2	3	3	3	3	4	2	1	2	2	2	3	4	3	1	1	2	2	2
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	S	S	S	S	S	S	S	SSW	SSW	SSW	S
Period(s) (?)	11	12	12	12	12	12	12	12	12	11	11	11	11	11	11	11	12	12	12	12	12	10	10	10
Wave Graph (?)
kJ (?)	1895	2325	2608	2403	2314	1978	1945	1735	1471	1227	1053	942	668	866	1056	566	511	959	879	800	805	492	424	496
Wind (km/h)	SSE	SSE	S	SSW	S	S	S	SSE	SSE	SE	SSE	S	S	S	S	SSE	SSE	SSE	S	SSW	SSW	S	SSW	SW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross- off	cross- off	cross	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross	cross	cross- off	cross	cross
High Tide / height (m)				12:46PM 1.28				1:06AM 1.30				1:30PM 1.41				1:48AM 1.39					2:05PM 1.52
Low Tide / height (m)		6:33AM 0.43				7:05PM 0.39				7:21AM 0.32				7:47PM 0.27				7:57AM 0.23					8:22PM 0.18

	Wednesday 17							Thursday 18								Friday 19								Sat 20
Sunrise	-	6:45	-	-	-	-	-	-	-	6:43	-	-	-	-	-	-	-	6:41	-	-	-	-	-	-
Sunset	-	-	-	-	6:40	-	-	-	-	-	-	-	6:40	-	-	-	-	-	-	-	6:42	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	12	12	13	13	13	12	12	12	11	11	14	15	14	13	13	13	13	13	16	18	16	16	17	16
Feels °C (?)	8	9	10	8	7	6	7	8	6	7	10	9	7	6	8	9	9	10	13	14	12	12	14	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 West Coast

Wind Update Continuing clean conditions at Treskostraal (light winds from the SE at Langebaanweg 32 km from Treskostraal). 2.5m 12s groundswell from the SSW with a 1.7m 11s groundswell from the WSW. 2 swells combining so expect closeout sets.
2 hours 10 minutes ago Treskostraal

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32 km away, 2 h 10 min ago

6 km/h

0.0

13.9

Air / Water (°C)

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