Kosi Bay 48 hour detailed Surf Forecast

Lat Long: 26.87° S 32.89° E

Issued: 1 am 14 Jul 2026 (local time)

Forecast update in hr min

Today's Kosi Bay sea temperature is

23.6° C

Kosi 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 Kosi Bay today (14 Jul):

Morning surf: Morning surf (14 Jul, local time) - 6ft (1.9m), 9s period with SE swell.
Afternoon surf: Afternoon surf (14 Jul, local time) - 7ft (2.2m), 10s period with SE swell.
Evening surf: Evening surf (14 Jul, local time) - 8ft (2.4m), 10s period with ESE swell.

The current surf forecast for Kosi Bay at 7AM is: 1.6m 9s primary swell from a Southeast direction and 0.6m 11s secondary swell from a South direction (forecast issued at 01:00am July 14). The wind direction is predicted to be cross-shore.

Time (SAST) & Date	Wave Height	Wave Period
Morning (14 Jul)	6ft (1.9m)	9s
Afternoon (14 Jul)	7ft (2.2m)	10s
Evening (14 Jul)	8ft (2.4m)	10s

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

	Short Range Forecast Mostly dry. Warm (max 22°C on Tue afternoon, min 17°C on Tue morning). Wind will be generally light.
	Tuesday 14								Wednesday 15								Thursday 16
	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)	1	1	1	0	0	1	2	3	3	3	2	3	1	1	1	3	2	2	1	1	1	0	0	2
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SE 8	SE 8	SE 9	SE 10	SE 10	SE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10
Wave Graph
kJ	181	253	586	745	817	967	1116	1067	1022	904	778	778	810	937	955	901	792	734	653	537	512	446	437	358
Wind (km/h)	SW	SW	SW	SSW	SSE	SSE	SE	S	SW	WSW	SW	S	ESE	ESE	ESE	SSW	SW	SSW	SSW	S	SSE	SE	ESE	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross	cross	cross-on	cross-on	on	on	cross-on	cross	cross-off	cross	glassy	on	cross-on	cross-on	glassy	cross	cross	cross-on	cross-on	on	on	on	glassy
High Tide		3:30AM2.03m				3:54PM2.08m				4:13AM2.11m				4:37PM2.18m				4:53AM2.14m					5:17PM2.21m
Low Tide				9:40AM0.16m				10:02PM0.14m				10:22AM0.07m				10:44PM0.10m					11:01AM0.02m


	—	6:35	—	—	—	—	—	—	—	6:35	—	—	—	—	—	—	—	6:35	—	—	—	—	—	—
	—	—	—	—	—	5:10	—	—	—	—	—	—	—	5:12	—	—	—	—	—	—	—	5:12	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	18	17	17	21	22	21	21	21	19	18	18	21	22	21	21	20	19	19	19	21	22	21	21	20
Feels °C	17	15	15	19	20	20	21	22	19	18	18	23	22	21	20	21	19	19	19	20	21	21	22	22
Swell 1 Height (m) Direction Period (s)	SE 8	SE 8	SE 9	SE 10	SE 10	SE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10
kJ	181	253	586	745	817	967	1116	1067	1022	904	778	778	810	937	955	901	792	734	653	537	512	446	437	358
Swell 2 Height (m) Direction Period (s)	S 11	S 11	S 11	S 10	S 10	S 10	SSW 10	S 10	SSW 10	S 10	S 10	S 10	S 10	SSW 10	SSW 10	S 10	SSE 11	SSE 11	SSE 10	SSE 10	SSE 10	SSE 9	SSE 9	SSE 9
kJ	87	110	63	108	53	52	35	18	20	18	8	8	7	19	19	7	12	11	20	20	18	17	16	16
Swell 3 Height (m) Direction Period (s)	S 14	S 13	—	—	—	—	—	—	—	—	—	—	—	—	—	S 11	S 9	S 9	S 14	S 13	SW 9	SW 9	SW 9	S 9
kJ	32	31	—	—	—	—	—	—	—	—	—	—	—	—	—	3	7	6	4	3	3	3	3	2
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Nearest Offshore or Glassy	Cape Vidal KZN North	Cape Vidal KZN North	Cape Vidal KZN North	St Lucia KZN North	Reunion Durban/KZN South	Reunion Durban/KZN South	Mtunzini KZN North	Sodwana KZN North	Sodwana KZN North	Kosi Bay KZN North	Sodwana KZN North	Kosi Bay KZN North	Mntafufu Eastern Cape - Wild Coast	Zinkwazi KZN North	Richards Bay (Inside) KZN North	Kosi Bay KZN North	St Lucia KZN North	St Lucia KZN North	St Lucia KZN North	Alkantstrand KZN North	Mapelane KZN North	Reunion Durban/KZN South	Mtunzini KZN North	Kosi Bay KZN North
Rating (10 max)	2	3	3	3	3	3	3	4	4	3	3	3	3	3	3	3	3	3	3	3	2	2	2	2
Distance (km)	144	144	144	173	380	380	258	25	25	0	25	0	614	297	229	0	173	173	173	228	177	380	258	0
Best forecast wave conditions in KwaZulu-Natal North Coast	Richards Bay (Outside)	Richards Bay (Outside)	Richards Bay (Outside)	Richards Bay (Outside)			Umhlanga	Umhlanga	Mapelane	Richards Bay (Outside)	Richards Bay (Outside)	Richards Bay (Outside)		Zinkwazi	Richards Bay (Outside)	Richards Bay (Outside)	Richards Bay (Outside)	Richards Bay (Outside)	Richards Bay (Outside)	Alkantstrand	Alkantstrand		Umhlanga	Richards Bay (Outside)
Rating (10 max)	3	3	3	3			4	4	4	3	3	3		3	3	3	3	3	3	3	2		2	2
Best forecast wave conditions in South Africa	Goukamma River Mouth Garden Route	Yellow sands Point Eastern Cape - Wild Coast	Yellow sands Point Eastern Cape - Wild Coast	Gonubie Reef (The Lefts) Eastern Cape - Wild Coast	Igoda Eastern Cape - Wild Coast	Gonubie Reef (The Lefts) Eastern Cape - Wild Coast	Hole-in-the-Wall Eastern Cape - Wild Coast	Amanzimtoti Durban/KZN South	Amanzimtoti Durban/KZN South	Gonubie Reef (The Lefts) Eastern Cape - Wild Coast	Gonubie Reef (The Lefts) Eastern Cape - Wild Coast	Dungeons Cape Town	Dungeons Cape Town	Yellow sands Point Eastern Cape - Wild Coast	Paranoia Overberg	Paranoia Overberg	Gerickes Point Garden Route	Gerickes Point Garden Route	Fish Boma Garden Route	Dungeons Cape Town	Goukamma River Mouth Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Goukamma River Mouth Garden Route
Rating (10 max)	3	3	3	3	3	3	4	4	4	3	3	3	4	3	4	4	5	5	5	4	4	4	4	4
Header Global	Buchupureo Chile	Buchupureo Chile	Puertecillo Chile	Point Roadnight Australia	Bancoora Australia	Fox River New Zealand	Cathedral Rock Australia	Cathedral Rock Australia	Cathedral Rock Australia	Asu Indonesia	Shipwreck Bay-Supertubes New Zealand	Antiques Maldives	Balnarring Point Australia	Papatowai New Zealand	Bali Village Indonesia	Dolphin Point South Africa	Dolphin Point South Africa	Boneyards South Africa	Boneyards South Africa	Luna Park Australia	Easter Reef Australia	Dunedin - Bobs Beach New Zealand	Dunedin - Bobs Beach New Zealand	Dunedin - Cob Cottage New Zealand
Rating (10 max)	7	7	6	9	9	6	8	8	7	4	5	4	4	5	4	5	5	5	5	6	5	9	9	7

Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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Kosi Bay 48 hour detailed Surf Forecast

How big are the waves at Kosi Bay today (14 Jul):

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