Kosi Bay 48 hour detailed Surf Forecast

Lat Long: 26.87° S 32.89° E

Issued: 1 am 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 ENE 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 8AM is: 0.8m 8s primary swell from a East-northeast direction and 0.6m 9s secondary swell from a Southeast direction (forecast issued at 01:00am July 08). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be 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 Mostly dry. Warm (max 23°C on Wed afternoon, min 17°C on Wed night). Wind will be generally light.
	Wednesday 8								Thursday 9								Friday 10
	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	0	0	0	0	1	0	0	0	0	0	1	2	3	2	2	2	2	3	4
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SE 10	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	E 8	E 9	E 8	E 8	S 16	S 15	S 14	S 13	S 13	S 13	S 17	S 16	S 16	S 16
Wave Graph
kJ	76	74	71	87	90	90	144	104	105	110	74	96	84	82	124	212	411	521	414	398	841	1208	1709	1606
Wind (km/h)	NNW	NW	NNW	N	NNE	NNE	NNE	NNW	NNW	W	SW	S	SSE	SSE	SE	SSE	W	WSW	NW	N	NNE	NE	NE	NNE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross-on	cross-on	on	on	on	cross-off	cross-off	off	cross-off	cross-off	cross	cross	glassy
High Tide				8:53AM1.57m				9:39PM1.67m				10:10AM1.49m					11:04PM1.63m				11:45AM1.49m
Low Tide		2:51AM0.63m				3:07PM0.58m				4:03AM0.70m				4:25PM0.65m					5:33AM0.70m				5:58PM0.63m


	—	6:37	—	—	—	—	—	—	—	6:37	—	—	—	—	—	—	—	6:37	—	—	—	—	—	—
	—	—	—	—	—	5:08	—	—	—	—	—	—	—	5:08	—	—	—	—	—	—	—	5:09	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	20	18	18	21	23	21	21	20	19	17	17	21	22	21	21	21	19	18	18	21	23	21	21	21
Feels °C	19	17	17	19	19	18	19	19	18	16	16	19	19	19	21	22	20	18	19	20	21	19	20	22
Swell 1 Height (m) Direction Period (s)	ENE 7	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	E 8	E 9	E 8	E 8	E 8	E 8	S 14	S 13	S 13	S 13	S 17	S 16	S 16	S 16
kJ	48	74	71	87	90	90	144	104	105	110	74	96	84	82	78	76	411	521	414	398	841	1208	1709	1606
Swell 2 Height (m) Direction Period (s)	SE 10	SE 10	SE 9	SE 9	SE 9	SE 9	SE 9	SE 9	SE 9	SE 9	NNE 4	SE 9	SE 9	SE 9	S 16	S 15	E 8	E 8	E 8	E 8	E 8	SE 13	ENE 8	E 8
kJ	76	74	55	54	54	54	42	31	31	31	6	31	31	22	124	212	55	54	40	40	41	7	44	42
Swell 3 Height (m) Direction Period (s)	E 9	E 9	E 10	E 10	E 10	E 10	S 15	ESE 12	ESE 12	SE 12	SE 9	NNE 4	SSW 16	SSW 16	SE 9	S 5	S 5	SE 9	ESE 9	SE 9	SSE 14	SE 9	SE 13	SE 13
kJ	16	16	16	17	17	17	4	14	13	6	31	3	24	50	13	18	19	13	8	3	18	3	7	7
Wind waves Height (m) Direction Period (s)	N 3	NW 3	NNW 3	N 3	NNE 4	NNE 4	N 4	N 4	NNW 3	N 4	—	S 3	S 4	S 5	S 5	—	—	—	—	—	—	ENE 8	—	—
kJ	3	1	3	5	10	17	6	6	4	11	—	5	31	40	33	—	—	—	—	—	—	45	—	—
Nearest Offshore or Glassy	Kosi Bay KZN North	Kosi Bay KZN North	Kosi Bay KZN North	Richards Bay (Inside) KZN North	Reunion Durban/KZN South	Salt Rock KZN North	Siyayi KZN North	Sodwana KZN North	Sodwana KZN North	Kosi Bay KZN North	Alkantstrand KZN North	Alkantstrand KZN North	Guinjata Bay Inhambane	Mapelane KZN North	Alkantstrand KZN North	Mapelane KZN North	Kosi Bay KZN North	Kosi Bay KZN North	Kosi Bay KZN North	Kosi Bay KZN North	Mntafufu Eastern Cape - Wild Coast	Dairy Beach (New Pier) Durban/KZN South	St Lucia KZN North	Kosi Bay KZN North
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	2	4	4	2	3	2	2	5	4	4	4
Distance (km)	0	0	0	229	380	337	271	25	25	0	228	228	407	177	228	177	0	0	0	0	614	378	173	0
Best forecast wave conditions in KwaZulu-Natal North Coast	Umhlanga	Richards Bay (Outside)	Richards Bay (Outside)	Richards Bay (Outside)		Umhlanga	Siyayi	Alkantstrand	Mapelane	Umhlanga	Umhlanga	Alkantstrand		Alkantstrand	Umhlanga	Richards Bay (Outside)	Umhlanga	Umhlanga	Richards Bay (Outside)	Richards Bay (Outside)			Mtunzini	Richards Bay (Outside)
Rating (10 max)	1	1	1	1		1	1	2	2	1	2	1		3	4	4	4	4	4	4			4	4
Best forecast wave conditions in South Africa	Dungeons Cape Town	Dungeons Cape Town	Dungeons Cape Town	Dungeons Cape Town	Paranoia Overberg	Cape St Martin West Coast	Paranoia Overberg	J-Bay Eastern Cape (S)	Whacky Point Eastern Cape - Wild Coast	Barbel Point Eastern Cape - Wild Coast	Barbel Point Eastern Cape - Wild Coast	Barbel Point Eastern Cape - Wild Coast	Koeel Bay Overberg	Fish Boma Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Gerickes Point Garden Route	Fish Boma Garden Route	Yellow sands Point Eastern Cape - Wild Coast	Yellow sands Point Eastern Cape - Wild Coast	Gerickes Point Garden Route
Rating (10 max)	4	4	4	4	3	4	4	7	3	6	7	6	4	5	5	5	5	5	5	5	5	5	5	4
Header Global	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Moning Philippines	Lucky Point Philippines	Lucky Point Philippines	Lucky Point Philippines	Lucky Point Philippines	Lucky Point Philippines	Lucky Point Philippines	Barbel Point South Africa	Trial Harbour Australia	Baler - Lindy's Point Philippines	Weld Road New Zealand	Boneyards South Africa	Barbel Point South Africa	Barbel Point South Africa	Barbel Point South Africa	Papatowai New Zealand	Boneyards South Africa	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan
Rating (10 max)	9	9	8	7	6	8	9	9	9	9	8	6	6	6	6	6	5	5	5	6	5	9	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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Kosi Bay 48 hour detailed Surf Forecast

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

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