Kosi Bay 48 hour detailed Surf Forecast

Lat Long: 26.87° S 32.89° E

Issued: 1 pm 08 Jul 2026 (local time)

Forecast update in hr min

Today's Kosi Bay sea temperature is

23.7° 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 (08 Jul):

Morning surf: Morning surf (08 Jul, local time) - 3ft (0.9m), 8s period with NE swell.
Afternoon surf: Afternoon surf (08 Jul, local time) - 2.5ft (0.8m), 8s period with ENE swell.
Evening surf: Evening surf (08 Jul, local time) - 3ft (0.9m), 8s period with ENE swell.

The current surf forecast for Kosi Bay at 9PM is: 0.9m 8s primary swell from a East-northeast direction and 0.5m 9s secondary swell from a Southeast direction (forecast issued at 01:00pm July 08). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & Date	Wave Height	Wave Period
Morning (08 Jul)	3ft (0.9m)	8s
Afternoon (08 Jul)	2.5ft (0.8m)	8s
Evening (08 Jul)	3ft (0.9m)	8s

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

	Short Range Forecast Light rain (total 4mm), mostly falling on Fri night. Warm (max 23°C on Wed afternoon, min 16°C on Wed night). Wind will be generally light.
	Wed 8					Thursday 9								Friday 10								Sat 11
	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	5 AM	8 AM
Rating (10 max)	0	0	0	0	0	1	1	0	0	0	0	0	1	2	3	2	2	2	2	2	4	3	2	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	E 8	E 8	E 9	E 8	E 8	E 8	S 15	SSW 14	S 14	S 13	S 13	S 17	S 16	S 16	S 15	S 14	S 14	S 14
Wave Graph
kJ	87	90	90	112	104	99	74	74	96	84	82	79	209	336	447	421	340	839	1338	1380	1275	1072	780	725
Wind (km/h)	N	NNE	NNE	NNE	N	NNW	W	SW	S	S	SSE	SE	E	NW	WNW	WNW	N	NNE	NE	ENE	S	SSW	SW	SW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	off	cross-off	cross	cross-on	cross-on	on	on	cross-on	glassy	cross-off	off	cross-off	cross-off	cross	cross-on	glassy	cross	cross	cross
High Tide	8:53AM1.57m				9:39PM1.67m				10:10AM1.49m					11:04PM1.63m				11:45AM1.49m				00:33AM1.68m
Low Tide			3:07PM0.58m				4:03AM0.70m				4:25PM0.65m					5:33AM0.70m				5:58PM0.63m				6:57AM0.60m


	—	—	—	—	—	—	6:37	—	—	—	—	—	—	—	6:37	—	—	—	—	—	—	—	6:37	—
	—	—	5:08	—	—	—	—	—	—	—	5:08	—	—	—	—	—	—	—	5:09	—	—	—	—	5:09
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	1	1
Temp °C	21	23	21	21	20	19	16	17	21	22	21	21	21	19	18	18	21	23	21	22	21	19	19	18
Feels °C	18	19	17	19	19	18	15	16	20	19	19	20	22	20	18	18	20	21	19	21	22	19	18	17
Swell 1 Height (m) Direction Period (s)	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	E 8	E 8	E 9	E 8	E 8	E 8	E 8	SSW 14	S 14	S 13	S 13	S 17	S 16	S 16	S 15	S 14	S 14	S 14
kJ	87	90	90	112	104	99	74	74	96	84	82	78	76	336	447	421	340	839	1338	1380	1275	1072	780	725
Swell 2 Height (m) Direction Period (s)	SE 9	SE 9	SE 9	SE 9	SE 9	SE 9	N 4	SE 9	SE 9	SE 9	SE 9	SSW 15	S 15	E 8	E 8	E 8	E 7	E 8	SE 13	SE 13	ENE 8	E 8	E 8	E 8
kJ	54	54	54	42	31	31	8	31	31	31	22	79	209	55	54	40	39	41	7	7	45	45	33	49
Swell 3 Height (m) Direction Period (s)	E 10	E 10	E 10	S 15	ESE 12	ESE 12	SE 9	NNE 4	NNE 4	SSW 16	SSW 16	SE 9	S 5	S 5	SE 9	SE 9	S 19	SSE 14	SE 9	SE 9	SE 13	SE 13	SE 13	SE 13
kJ	17	17	17	4	14	13	31	5	3	24	50	13	18	13	13	13	66	18	3	3	7	7	7	6
Wind waves Height (m) Direction Period (s)	NNW 3	N 4	NNE 4	N 4	N 4	N 4	—	—	S 3	S 4	S 5	S 5	—	—	—	—	—	—	ENE 8	ENE 8	—	—	—	—
kJ	3	9	19	7	6	7	—	—	5	33	40	25	—	—	—	—	—	—	60	45	—	—	—	—
Nearest Offshore or Glassy	Richards Bay (Inside) KZN North	Reunion Durban/KZN South	Umhlanga KZN North	Siyayi KZN North	Sodwana KZN North	Kosi Bay KZN North	Kosi Bay KZN North	Alkantstrand KZN North	Alkantstrand KZN North	Whispering Waves Eastern Cape - Wild Coast	Mapelane KZN North	Mapelane KZN North	Sodwana KZN North	Kosi Bay KZN North	Kosi Bay KZN North	Kosi Bay KZN North	Kosi Bay KZN North	Whispering Waves Eastern Cape - Wild Coast	Guinjata Bay Inhambane	Mapelane KZN North	Kosi Bay KZN North	Mapelane KZN North	Mapelane KZN North	Mapelane KZN North
Rating (10 max)	1	1	1	1	1	1	1	1	1	4	2	4	2	2	3	2	2	4	1	4	4	4	4	4
Distance (km)	229	380	363	271	25	0	0	228	228	779	177	177	25	0	0	0	0	779	407	177	0	177	177	177
Best forecast wave conditions in KwaZulu-Natal North Coast	Richards Bay (Outside)		Umhlanga	Umhlanga	Alkantstrand	Mapelane	Umhlanga	Umhlanga	Alkantstrand		Alkantstrand	Richards Bay (Outside)	Umhlanga	Alkantstrand	Umhlanga	Richards Bay (Outside)	Richards Bay (Outside)			Mapelane	Mtunzini	Mtunzini	Mtunzini	Umhlanga
Rating (10 max)	1		1	1	2	2	1	1	1		3	4	4	4	4	4	4			4	4	4	4	4
Best forecast wave conditions in South Africa	Dungeons Cape Town	The Hoek Cape Town	Groenvlei Garden Route	Vleesbaai Overberg	Vleesbaai Overberg	Vleesbaai Overberg	Haga-Haga Eastern Cape - Wild Coast	Yellow sands Point Eastern Cape - Wild Coast	Gerickes Point Garden Route	Barbel Point Eastern Cape - Wild Coast	Ntylonyane (Breezy Point) Eastern Cape - Wild Coast	Gerickes Point Garden Route	Gerickes Point Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Koeel Bay Overberg	Yellow sands Point Eastern Cape - Wild Coast	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route
Rating (10 max)	4	4	5	4	4	4	6	7	5	4	5	5	5	5	5	5	5	4	5	4	4	4	4	4
Header Global	Trial Harbour Australia	Trial Harbour Australia	Papatowai New Zealand	Dinner Plates New Zealand	Lucky Point Philippines	Lucky Point Philippines	Lucky Point Philippines	Lucky Point Philippines	Papatowai New Zealand	Trial Harbour Australia	Baler - Lindy's Point Philippines	Boneyards South Africa	Boneyards South Africa	Kaifu Rivermouth Japan	Barbel Point South Africa	Boneyards South Africa	Papatowai New Zealand	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand
Rating (10 max)	7	6	6	7	9	9	9	8	6	6	6	5	6	6	5	5	6	7	8	8	8	5	5	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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Kosi Bay 48 hour detailed Surf Forecast

How big are the waves at Kosi Bay today (08 Jul):

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