J-Bay 48 hour detailed Surf Forecast

Lat Long: 34.05° S 24.93° E

Issued: 7 am 29 Sep 2026 (local time)

Forecast update in hr min

Today's J-Bay sea temperature is

14.8°C

J-Bay 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 J-Bay today (29 Sep):

Morning surf: Morning surf (29 Sep, local time) - 6.5ft (2.0m), 10s period with SSE swell.
Afternoon surf: Afternoon surf (29 Sep, local time) - 5ft (1.5m), 9s period with S swell.
Evening surf: Evening surf (29 Sep, local time) - 3.5ft (1.1m), 13s period with SW swell.

The current surf forecast for J-Bay at 11AM is: 1.8m 10s primary swell from a South-southeast direction and 1.1m 12s secondary swell from a Southwest direction, 0.6m 4s secondary swell from a East direction (forecast issued at 07:00am September 29). The wind direction is predicted to be onshore.

Time (SAST) & Date	Wave Height	Wave Period
Morning (29 Sep)	6.5ft (2.0m)	10s
Afternoon (29 Sep)	5ft (1.5m)	9s
Evening (29 Sep)	3.5ft (1.1m)	13s

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

	Short Range Forecast Mostly dry. Warm (max 31°C on Thu afternoon, min 13°C on Tue night). Winds decreasing (fresh winds from the E on Wed afternoon, light winds from the NNE by Thu morning).
	Tuesday 29							Wednesday 30								Thursday 1
	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	0	0	0	0	0	0	0	0	0	0	0	0	0	2	2	3	4	3	2	1	3
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	S 10	SSE 10	SSE 10	SSE 10	SSE 9	SW 13	SW 13	SW 13	E 7	E 7	E 7	E 8	E 8	E 8	E 9	E 9	E 9	E 9	E 10	E 10	E 9	E 9	E 9
Wave Graph
kJ	783	742	636	481	326	380	374	320	530	649	657	889	1317	1351	1461	1463	1122	979	1318	822	899	876	895
Wind (km/h)	NNE	ENE	E	ESE	E	ENE	ENE	ENE	ENE	ENE	ENE	E	E	ENE	ENE	NE	NE	NNE	N	N	E	NE	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-on	cross-on	on	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	cross-off	cross	cross-on	cross-on	cross
High Tide						5:01PM1.76m				5:20AM1.56m				5:36PM1.64m				5:57AM1.44m				6:16PM1.48m
Low Tide			10:47AM0.04m					11:15PM0.06m				11:21AM0.13m				11:51PM0.18m				11:59AM0.27m


	6:00	—	—	—	—	—	—	—	5:58	—	—	—	—	—	—	—	5:58	—	—	—	—	—	—
	—	—	—	—	6:21	—	—	—	—	—	—	—	6:21	—	—	—	—	—	—	—	6:22	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	15	15	18	18	17	15	15	14	13	14	20	24	20	17	16	17	18	22	29	31	30	27	27
Feels °C	13	11	13	12	11	10	10	9	8	9	15	18	15	13	13	15	16	20	26	29	28	24	24
Swell 1 Height (m) Direction Period (s)	S 10	SSE 10	SSE 10	SSE 10	SSE 9	SSE 9	SSE 8	SW 13	SW 13	SW 13	SE 9	SE 11	SE 11	SE 12	SE 11	SE 11	SE 11	E 9	E 10	E 10	SW 13	SW 12	E 9
kJ	783	742	636	481	326	232	184	320	273	269	272	375	437	469	363	288	205	979	858	708	161	151	895
Swell 2 Height (m) Direction Period (s)	SW 12	SW 12	SW 12	WSW 12	SW 12	SW 13	SW 13	SSE 8	SE 11	SE 10	SW 12	SW 14	SW 14	SW 14	SW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SE 11	SE 10	SW 12
kJ	428	367	361	239	205	380	374	144	73	150	175	466	401	379	304	308	304	246	242	166	71	52	120
Swell 3 Height (m) Direction Period (s)	—	—	SW 15	SW 14	SW 14	WSW 12	SE 11	SE 11	SSW 16	SSW 16	SSW 16	—	—	—	—	—	—	SE 11	SE 11	SE 11	—	—	SE 10
kJ	—	—	55	102	102	180	19	55	155	173	223	—	—	—	—	—	—	142	114	94	—	—	36
Wind waves Height (m) Direction Period (s)	—	—	E 4	E 4	ESE 5	E 5	E 6	E 6	E 7	E 7	E 7	E 8	E 8	E 8	E 9	E 9	E 9	—	E 10	E 9	E 9	E 9	—
kJ	—	—	9	39	87	152	214	302	530	649	657	889	1317	1351	1461	1463	1122	—	1318	822	899	876	—
Nearest Offshore or Glassy	Van Stadens Mouth Eastern Cape (S)	The Heads Garden Route	Koeel Bay Overberg	Koeel Bay Overberg	Koeel Bay Overberg	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	The Heads Garden Route	Fish Boma Garden Route	Buffalo Bay Wildside Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Robberg Garden Route	Robberg Garden Route	Robberg Garden Route	Van Stadens Mouth Eastern Cape (S)	J-Bay Eastern Cape (S)	Van Stadens Mouth Eastern Cape (S)	Keurbooms Garden Route	Van Stadens Mouth Eastern Cape (S)	Kitchen Windows Eastern Cape (S)
Rating (10 max)	4	3	2	2	2	4	4	3	3	3	4	4	4	4	4	5	4	4	4	4	3	4	4
Distance (km)	31	172	561	561	561	197	197	197	197	172	183	180	197	197	141	141	141	31	0	31	140	31	2
Best forecast wave conditions in Eastern Cape (South)	Van Stadens Mouth																	Van Stadens Mouth	Van Stadens Mouth	Van Stadens Mouth		Van Stadens Mouth	Van Stadens Mouth
Rating (10 max)	4																	4	4	4		4	4
Best forecast wave conditions in South Africa	Haga-Haga Eastern Cape - Wild Coast	Goukamma River Mouth Garden Route	Paranoia Overberg	Paranoia Overberg	Koeel Bay Overberg	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Koeel Bay Overberg	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Goukamma River Mouth Garden Route	Gerickes Point Garden Route	Goukamma River Mouth Garden Route	Van Stadens Mouth Eastern Cape (S)	Gerickes Point Garden Route	Van Stadens Mouth Eastern Cape (S)	Van Stadens Mouth Eastern Cape (S)
Rating (10 max)	4	4	2	2	2	4	4	3	3	4	4	4	4	4	5	5	4	4	4	4	3	4	4
Header Global	Airport Rights New Zealand	Humenga Point New Zealand	White Rock - The Spit New Zealand	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Fullers United States	Dinner Plates New Zealand	Papatowai New Zealand	Papatowai New Zealand	Otago Peninsula - Allans Beach New Zealand	Ouano Lefts New Caledonia	Gerickes Point South Africa	Cavalos de Fao Portugal	Easky Left Ireland	Easky Left Ireland	Easky Left Ireland	Gas Bay Australia	Cobblestones Australia	Cobblestones Australia	Anael France
Rating (10 max)	5	5	6	9	8	7	7	6	5	5	5	5	4	5	5	5	9	9	8	7	6	6	5

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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J-Bay 48 hour detailed Surf Forecast

How big are the waves at J-Bay today (29 Sep):

Short Range Forecast

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