Nine Mile Reef 48 hour detailed Surf Forecast

Lat Long: 34.07° S 18.66° E

Issued: 1 am 19 Sep 2026 (local time)

Forecast update in hr min

Today's Nine Mile Reef sea temperature is

13.7°C

Nine Mile Reef 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 Nine Mile Reef today (19 Sep):

Morning surf: Morning surf (19 Sep, local time) - 3.5ft (1.0m), 12s period with SW swell.
Afternoon surf: Afternoon surf (19 Sep, local time) - 2.5ft (0.8m), 12s period with SW swell.
Evening surf: Evening surf (19 Sep, local time) - 4.5ft (1.3m), 14s period with SSW swell.

The current surf forecast for Nine Mile Reef at 5AM is: 1.0m 12s primary swell from a Southwest direction and 0.4m 16s secondary swell from a Southwest direction, 0.8m 6s secondary swell from a Southeast direction (forecast issued at 01:00am September 19). The wind direction is predicted to be cross-onshore.

Time (SAST) & Date	Wave Height	Wave Period
Morning (19 Sep)	3.5ft (1.0m)	12s
Afternoon (19 Sep)	2.5ft (0.8m)	12s
Evening (19 Sep)	4.5ft (1.3m)	14s

Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Warm (max 27°C on Mon afternoon, min 14°C on Sat morning). Wind will be generally light.
	Saturday 19								Sunday 20								Monday 21
	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	0	1	0	0	0	0	0	1	1	2	2	0	0	0	0	1	1	1	1	1	1	1	2
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 12	SW 12	SW 12	SW 12	SW 12	SW 14	SSW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SE 6	SSW 14
Wave Graph
kJ	306	292	287	236	167	482	701	799	754	642	569	503	431	320	310	256	210	207	172	169	139	132	142	120
Wind (km/h)	ESE	SE	E	S	S	SSE	SE	ESE	ESE	ESE	ESE	SSE	S	SSE	SE	ESE	ESE	ESE	ESE	SSE	S	SSE	SE	ENE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross-on	cross	on	on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	on	on	on	cross-on	cross-on	cross-on	cross-on	cross	on	on	on	cross-on	cross-off
High Tide				8:41AM0.92m				9:33PM0.94m					11:23AM0.96m				11:40PM1.00m				12:28PM1.08m
Low Tide	1:58AM0.65m					2:48PM0.74m				4:47AM0.67m					5:47PM0.69m				6:13AM0.57m				6:43PM0.57m


	—	6:39	—	—	—	—	—	—	—	6:37	—	—	—	—	—	—	—	6:37	—	—	—	—	—	—
	—	—	—	—	—	6:38	—	—	—	—	—	—	—	6:38	—	—	—	—	—	—	—	6:39	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	13	13	14	19	22	22	19	16	16	16	17	23	25	23	21	19	18	18	19	25	27	27	24	24
Feels °C	11	11	12	17	20	19	16	13	14	14	16	22	23	21	20	18	17	17	18	25	27	27	24	25
Swell 1 Height (m) Direction Period (s)	SW 12	SW 12	SW 12	SW 12	SW 12	SW 14	SSW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SE 6	SW 11
kJ	306	292	287	236	167	482	701	799	754	642	569	503	431	320	310	256	210	207	172	169	139	132	34	97
Swell 2 Height (m) Direction Period (s)	SW 16	SW 16	SW 16	SW 15	SSW 15	—	—	—	—	—	—	—	—	—	—	—	—	—	—	SSW 15	SSW 15	SSW 15	SW 11	SSE 6
kJ	41	66	10	106	142	—	—	—	—	—	—	—	—	—	—	—	—	—	—	46	45	44	96	21
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	SSW 15	SSW 14
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	121	120
Wind waves Height (m) Direction Period (s)	SE 6	SE 6	SE 6	SE 6	SE 5	SE 6	SE 6	SE 5	SE 5	SE 6	SE 6	SE 6	SE 5	SE 6	SE 6	SE 5	SE 5	SE 5	SE 6	SE 6	SE 6	SE 6	SE 6	SE 6
kJ	72	39	46	38	82	177	161	83	62	58	58	50	55	128	122	73	56	41	36	31	32	47	142	83
Nearest Offshore or Glassy	Monwabisi Strand Cape Town	Strand (Pipe) Cape Town	Monwabisi Strand Cape Town	Strand (Pipe) Cape Town	Strand (Pipe) Cape Town	Baboon Point West Coast	Strand (Pipe) Cape Town	Strand (Pipe) Cape Town	Strand (Pipe) Cape Town	Monwabisi Strand Cape Town	Monwabisi Strand Cape Town	Monwabisi Strand Cape Town	Strand (Pipe) Cape Town	Donkin Bay West Coast	Koeel Bay Overberg	Strand (Pipe) Cape Town	Monwabisi Strand Cape Town	Monwabisi Strand Cape Town	Monwabisi Strand Cape Town	Strand (Pipe) Cape Town	Koeel Bay Overberg	Strand (Pipe) Cape Town	Strand (Pipe) Cape Town	Nine Mile Reef Cape Town
Rating (10 max)	2	2	2	2	2	2	3	3	3	3	3	3	2	3	2	2	2	2	2	2	1	1	2	2
Distance (km)	12	16	12	16	16	196	16	16	16	12	12	12	16	254	22	16	12	12	12	16	22	16	16	0
Best forecast wave conditions in Cape Town	Kreefte Reef	Van Riebeek	Sunset	Captains	Captains		Kreefte Reef	Beach Road	Kreefte Reef	Kreefte Reef	Kreefte Reef	Captains	The Hoek		Captains	Kreefte Reef	Kreefte Reef	Van Riebeek	Van Riebeek	Van Riebeek	The Hoek	The Hoek	The Hoek	The Hoek
Rating (10 max)	3	4	4	3	3		4	4	4	4	4	4	4		3	3	3	3	3	3	3	3	3	3
Best forecast wave conditions in South Africa	Haga-Haga Eastern Cape - Wild Coast	Fish Boma Garden Route	Fish Boma Garden Route	Queensberry Bay Eastern Cape - Wild Coast	Periwinkles Eastern Cape - Wild Coast	Morgans Bay Eastern Cape - Wild Coast	Kromme Rivermouth Eastern Cape (S)	Fish Boma Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Haga-Haga Eastern Cape - Wild Coast	Haga-Haga Eastern Cape - Wild Coast	Gerickes Point Garden Route	Gerickes Point Garden Route	Haga-Haga Eastern Cape - Wild Coast	Fish Boma Garden Route	Haga-Haga Eastern Cape - Wild Coast	Haga-Haga Eastern Cape - Wild Coast	Fish Boma Garden Route	Sea Vista Eastern Cape (S)	Whispering Waves Eastern Cape - Wild Coast	Gerickes Point Garden Route	Gerickes Point Garden Route	Fish Boma Garden Route
Rating (10 max)	4	4	4	4	3	3	4	4	4	4	4	4	4	4	4	4	3	3	3	4	2	3	3	3
Header Global	Cathedral Rock Australia	Shingles New Zealand	Afife Portugal	Kaifu Rivermouth Japan	Trial Harbour Australia	Trial Harbour Australia	Easter Reef Australia	Asu Indonesia	Noises Australia	Asu Indonesia	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand	Papatowai New Zealand	Shipwrecks Bay-Peaks New Zealand	Shipwrecks Bay-Peaks New Zealand	Shipwreck Bay-Supertubes New Zealand	Cyclops Australia	Cyclops Australia	Shipwrecks Bay-Peaks New Zealand	Ahijedero Mexico	Ahijedero Mexico	Ouano Lefts New Caledonia	Ouano Lefts New Caledonia	Easter Reef Australia
Rating (10 max)	5	5	4	5	8	8	5	4	5	4	5	9	9	7	8	8	5	5	5	4	4	6	6	9

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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Nine Mile Reef 48 hour detailed Surf Forecast

How big are the waves at Nine Mile Reef today (19 Sep):

Short Range Forecast

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