Kosi Bay Surf Forecast

/ KZN North (23 surf breaks) /

South Africa (276 surf breaks) / Lat Long: (26.87° S 32.89° E)

Surf Forecasts:

Kosi Bay surfForecast / KZN North / South Africa

48hr Weather and Surf, issued 1 pm Wednesday 27 May 2026 SAST

Forecast update in hr min s Forecast update imminent

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

Today's Kosi Bay sea temperature is 25.1° C
(Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Kosi Bay today (27 May):

Morning surf: Morning surf (27 May, local time) - 1.5ft (0.5m), 12s period with SE swell.
Afternoon surf: Afternoon surf (27 May, local time) - 2ft (0.6m), 11s period with SSE swell.
Evening surf: Evening surf (27 May, local time) - 1.5ft (0.5m), 10s period with SE swell.

The current surf forecast for Kosi Bay at 9PM is: 0.5m 10s primary swell from a Southeast direction and 0.4m 7s secondary swell from a East direction (forecast issued at 01:00pm May 27). An open ocean swell of 0.6m 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 (27 May)	1.5ft (0.5m)	12s
Afternoon (27 May)	2ft (0.6m)	11s
Evening (27 May)	1.5ft (0.5m)	10s

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

Updates in hr min s Forecast update imminent

	Short Range Forecast Light rain (total 3mm), mostly falling on Fri night. Warm (max 24°C on Wed afternoon, min 20°C on Wed night). Wind will be generally light.
	Wed 27					Thursday 28								Friday 29								Sat 30
	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)	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SE 11	SSE 11	SSE 11	SE 11	SE 10	SE 10	SE 10	SE 10	SE 10	SE 10	SE 9	E 7	E 7	E 7	E 7	E 7	E 7	SSW 20	SSW 19	SSW 19	SSW 19	SSW 16	E 7	SSW 15
Wave Graph
kJ	61	79	78	55	51	49	35	34	24	23	25	25	24	34	33	32	22	38	37	70	69	26	25	47
Wind (km/h)	N	NNE	NE	NE	N	N	N	N	N	NNE	NE	NE	NNE	N	N	NNW	N	NE	NE	ESE	SSW	SSW	SSW	S
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross-on	cross	cross	cross-on	cross-on
High Tide		1:31PM1.66m				1:50AM1.83m					2:10PM1.75m				2:26AM1.89m				2:45PM1.82m				2:58AM1.93m
Low Tide				7:33PM0.50m					8:03AM0.45m				8:12PM0.42m				8:37AM0.36m				8:47PM0.36m


	—	—	—	—	—	—	6:26	—	—	—	—	—	—	—	6:26	—	—	—	—	—	—	—	6:28	—
	—	—	5:04	—	—	—	—	—	—	—	5:02	—	—	—	—	—	—	—	5:02	—	—	—	—	5:02
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	—	1
Temp °C	23	24	22	23	22	22	20	20	23	24	23	23	23	22	22	21	23	24	23	23	21	20	21	21
Feels °C	22	22	20	22	21	22	19	19	21	22	23	22	24	23	23	22	23	23	23	23	20	19	19	19
Swell 1 Height (m) Direction Period (s)	SE 11	SSE 11	SSE 11	SE 11	SE 10	E 6	E 6	E 6	E 6	E 6	E 7	E 7	E 7	E 7	E 7	E 7	E 7	E 7	E 7	E 6	E 7	E 6	E 7	E 7
kJ	61	79	78	55	51	20	19	12	12	19	25	25	24	34	33	32	22	21	21	21	21	20	22	24
Swell 2 Height (m) Direction Period (s)	E 6	E 8	E 7	E 7	E 7	SE 10	SE 10	SE 10	SE 10	SE 10	SE 9	SE 9	SSE 9	SSE 9	SSE 9	SE 9	SE 8	SSW 20	SSW 19	NE 3	SSW 19	SSW 16	SSW 16	SSW 15
kJ	6	18	15	14	14	49	35	34	24	23	22	13	8	8	8	3	3	38	37	2	69	26	25	47
Swell 3 Height (m) Direction Period (s)	SSE 9	S 13	S 12	S 12	ENE 4	S 11	S 11	S 10	S 10	S 10	S 10	S 9	SE 12	S 9	S 9	S 8	S 21	S 9	S 9	SSW 19	S 9	ESE 8	S 20	S 20
kJ	16	3	3	3	6	2	2	2	8	2	2	6	6	6	6	6	8	6	6	70	2	6	8	7
Wind waves Height (m) Direction Period (s)	NNE 3	NNE 3	NNE 4	NE 4	NNE 4	NNE 4	NNE 4	NNE 4	NNE 5	NNE 4	NNE 4	NE 4	NE 4	NNE 4	NNE 4	NNE 4	NNE 4	NNE 4	NE 4	—	—	SSW 3	SSW 4	SSW 4
kJ	4	6	8	10	9	13	20	28	30	29	25	18	14	11	6	7	7	6	3	—	—	5	16	31
Nearest Offshore or Glassy	Kosi Bay KZN North	Guinjata Bay Inhambane	Reunion Durban/KZN South	Salt Rock KZN North	Sodwana KZN North	Sodwana KZN North	Sodwana KZN North	Richards Bay South Pier KZN North	Alkantstrand KZN North	Guinjata Bay Inhambane	Alkantstrand KZN North	St Lucia KZN North	Alkantstrand KZN North	Ponta do Ouro Inhambane	Ponta do Ouro Inhambane	Ponta do Ouro Inhambane	Richards Bay (Inside) KZN North	Alkantstrand KZN North	Gerickes Point Garden Route	Addington (South Beach) Durban/KZN South	Country Club (African Beach) Durban/KZN South	Blythedale KZN North	Alkantstrand KZN North	Alkantstrand KZN North
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	2	4	1	1	2	2	2
Distance (km)	0	407	380	337	25	25	25	230	228	407	228	173	228	3	3	3	229	228	1252	378	375	319	228	228
Best forecast wave conditions in KwaZulu-Natal North Coast	Richards Bay (Outside)			Umhlanga	Umhlanga	Umhlanga	Umhlanga	Umhlanga	Alkantstrand		Richards Bay (Outside)	Alkantstrand	Richards Bay (Outside)	Richards Bay (Outside)	Richards Bay (Outside)	Richards Bay (Outside)	Richards Bay (Outside)	Alkantstrand				Umdloti	Siyayi	Umhlanga
Rating (10 max)	1			1	1	1	1	1	1		1	1	1	1	1	1	2	2				2	2	2
Best forecast wave conditions in South Africa	Dungeons Cape Town	Dungeons Cape Town	Gerickes Point Garden Route	Gerickes Point Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Dungeons Cape Town	Dungeons Cape Town	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Kanon Overberg	Koeel Bay Overberg	Gerickes Point Garden Route	Gerickes Point Garden Route	Paranoia Overberg	Paranoia Overberg	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Goukamma River Mouth Garden Route
Rating (10 max)	5	5	6	6	6	5	5	5	6	6	6	7	6	4	4	5	5	4	4	4	4	4	4	4
Header Global	Boners United States	Fullers United States	Otago Peninsula - Pipikaretu New Zealand	Hell South Africa	Fish Boma South Africa	Hell South Africa	Nugget Point New Zealand	Papatowai New Zealand	Papatowai New Zealand	Dolphin Point South Africa	White Rock - The Spit New Zealand	Boneyards South Africa	Boneyards South Africa	Boneyards South Africa	Barrancon Chile	Dolphin Point South Africa	Diners Beach New Zealand	El Olon de Ilo Peru	Lebu Chile	Aganoa Beach Samoa	Haapiti French Polynesia	Fare Left French Polynesia	Fare Left French Polynesia	Fare Left French Polynesia
Rating (10 max)	7	7	9	7	6	6	8	9	9	7	9	7	7	6	5	5	5	5	5	4	5	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)

Latest Updates

Ben Mondy

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Kosi Bay Surf Forecast

Kosi Bay surfForecast / KZN North / South Africa

How big are the waves at Kosi Bay today (27 May):

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