Treskostraal 48 hour detailed Surf Forecast

Lat Long: 32.81° S 17.88° E

Issued: 7 am 18 Sep 2026 (local time)

Forecast update in hr min

Today's Treskostraal sea temperature is

12.3°C

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

Surf Forecasts:

How big are the waves at Treskostraal today (18 Sep):

Morning surf: Morning surf (18 Sep, local time) - 5ft (1.5m), 11s period with SW swell.
Afternoon surf: Afternoon surf (18 Sep, local time) - 5ft (1.6m), 12s period with SW swell.
Evening surf: Evening surf (18 Sep, local time) - 5ft (1.6m), 13s period with SW swell.

The current surf forecast for Treskostraal at 11AM is: 1.6m 11s primary swell from a Southwest direction and 1.4m 8s secondary swell from a South direction (forecast issued at 07:00am September 18). The wind direction is predicted to be cross-offshore.

Time (SAST) & Date	Wave Height	Wave Period
Morning (18 Sep)	5ft (1.5m)	11s
Afternoon (18 Sep)	5ft (1.6m)	12s
Evening (18 Sep)	5ft (1.6m)	13s

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

	Short Range Forecast Mostly dry. Warm (max 26°C on Sun morning, min 12°C on Fri morning). Winds decreasing (fresh winds from the SSE on Fri morning, light winds from the SSW by Sun morning).
	Friday 18							Saturday 19								Sunday 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
Rating (10 max)	3	1	1	1	2	3	3	3	3	2	3	1	1	3	3	3	3	4	4	3	1	2	2
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 11	SW 11	SW 11	SW 11	SW 13	SW 13	SW 13	SW 13	SW 12	SW 12	SW 12	SW 12	SW 12	SW 14	SW 14	SW 13	SW 13	SW 13	SW 13	SW 13	WSW 13	WSW 13	WSW 13
Wave Graph
kJ	573	544	600	600	784	809	796	784	736	657	646	355	355	965	1152	1285	1261	1261	1200	1011	918	760	725
Wind (km/h)	SE	SE	SSE	SE	SSE	SSE	SSE	SSE	SSE	SSE	SE	SSW	S	S	SSE	SSE	SSE	SE	SSW	SSW	S	SSE	SSE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross-off	cross-off	cross-off	cross-off	cross-off	off	cross-off	cross	cross-off	cross-off	cross-off
High Tide		7:15AM1.04m				7:36PM1.03m					8:54AM0.96m				9:42PM0.97m					11:17AM1.00m
Low Tide				1:07PM0.65m					2:05AM0.66m				3:04PM0.75m				4:50AM0.67m					5:49PM0.69m


	6:43	—	—	—	—	—	—	—	6:41	—	—	—	—	—	—	—	6:41	—	—	—	—	—	—
	—	—	—	—	6:40	—	—	—	—	—	—	—	6:42	—	—	—	—	—	—	—	6:43	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	12	12	15	20	22	20	17	16	15	16	20	21	21	22	22	21	21	22	26	26	24	26	25
Feels °C	6	6	8	14	16	15	13	12	11	12	17	17	16	18	18	18	18	21	25	24	19	23	23
Swell 1 Height (m) Direction Period (s)	SW 11	SW 11	SW 11	SW 11	SW 13	SW 13	SW 13	SW 13	SW 12	SW 12	SW 12	SW 12	SW 12	SW 14	SW 14	SW 13	SW 13	SW 13	SW 13	SW 13	WSW 13	WSW 13	WSW 13
kJ	573	544	600	600	784	809	796	784	736	657	646	355	355	965	1152	1285	1261	1261	1200	1011	918	760	725
Swell 2 Height (m) Direction Period (s)	—	—	—	W 20	—	WSW 18	WSW 18	S 8	SW 16	SW 16	S 8	SW 14	SW 14	—	—	—	—	S 8	S 8	S 7	—	—	—
kJ	—	—	—	7	—	31	31	279	127	66	112	341	350	—	—	—	—	148	116	76	—	—	—
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	S 8	S 8	S 8	S 8	S 8	S 8	S 8	—	S 9	S 8	—	S 8	S 8	S 6	S 8	S 8	S 8	—	—	—	S 6	S 6	S 8
kJ	450	287	241	291	438	499	460	—	185	138	—	138	190	153	329	297	223	—	—	—	64	72	186
Nearest Offshore or Glassy	Guyztus Point West Coast	The Point (Elands Bay) West Coast	The Point (Elands Bay) West Coast	Cape St Martin West Coast	Cape St Martin West Coast	Cape St Martin West Coast	Cape St Martin West Coast	Cape St Martin West Coast	Cape St Martin West Coast	Cape St Martin West Coast	Treskostraal West Coast	Heaven West Coast	Heaven West Coast	Cape St Martin West Coast	Cape St Martin West Coast	Cape St Martin West Coast	Cape St Martin West Coast	Treskostraal West Coast	Treskostraal West Coast	Cape St Martin West Coast	Guyztus Point West Coast	Cape St Martin West Coast	Cape St Martin West Coast
Rating (10 max)	2	2	2	3	4	4	4	4	4	3	3	3	3	4	4	4	4	4	4	4	2	3	3
Distance (km)	69	69	69	11	11	11	11	11	11	11	0	12	12	11	11	11	11	0	0	11	69	11	11
Best forecast wave conditions in West Coast	Doring Bay	The Point (Elands Bay)	Doring Bay	Pastures	Hell	Cape St Martin	Doring Bay	Yzerfontein	Strandfontein	Jacobs Bay	Strandfontein	Doring Bay	Heaven	Cape St Martin	Strandfontein	Strandfontein	Strandfontein	Strandfontein	Silwerstroom	Strandfontein	Caravan Park/Lamberts Bay	Strandfontein	Yzerfontein
Rating (10 max)	3	2	3	3	4	4	4	4	4	4	3	3	3	4	4	4	4	4	4	4	3	3	4
Best forecast wave conditions in South Africa	Gerickes Point Garden Route	Gerickes Point Garden Route	Kamer Van Cape Town	Kamer Van Cape Town	Gerickes Point Garden Route	Gerickes Point Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Queensberry Bay Eastern Cape - Wild Coast	Queensberry Bay Eastern Cape - Wild Coast	Haga-Haga Eastern Cape - Wild Coast	Periwinkles Eastern Cape - Wild Coast	Fish Boma Garden Route	Fish Boma Garden Route	Haga-Haga Eastern Cape - Wild Coast	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Haga-Haga Eastern Cape - Wild Coast	Fish Boma Garden Route
Rating (10 max)	4	4	3	3	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4
Header Global	Otago Peninsula - Papanui Beach New Zealand	Otago Peninsula - Allans Beach New Zealand	Otago Peninsula - Sandfly Bay New Zealand	Otago Peninsula - Allans Beach New Zealand	Weld Road New Zealand	El Huerto Spain	El Huerto Spain	Cathedral Rock Australia	Shingles New Zealand	Fairhaven Australia	Kaifu Rivermouth Japan	Trial Harbour Australia	Trial Harbour Australia	Easter Reef Australia	Asu Indonesia	Asu Indonesia	Gas Bay Australia	Easky Left Ireland	Papatowai New Zealand	Papatowai New Zealand	Cobblestones Australia	Shipwrecks Bay-Peaks New Zealand	Shipwrecks Bay-Peaks New Zealand
Rating (10 max)	5	5	5	4	6	5	5	5	5	5	5	8	8	5	4	4	5	5	9	9	6	8	8

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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Treskostraal 48 hour detailed Surf Forecast

How big are the waves at Treskostraal today (18 Sep):

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