Radar Reef Surf Forecast

/ WA – Rottnest Island (6 breaks) / Western Australia (159 breaks) /

Australia (828 breaks)

Surf Forecasts:

Radar Reef surfForecast / WA – Rottnest Island / Australia

48hr Weather and Surf, issued 1 am Monday 04 May 2026 AWST

Forecast update in hr min s Forecast update imminent

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

Today's Radar Reef sea temperature is 21.7° C
(Which is normal for this time of year)

How big are the waves at Radar Reef today?

The current surf forecast for Radar Reef at 6AM is: 1.0m 12s primary swell from a Southwest direction and 0.2m 20s secondary swell from a West direction (forecast issued at 01:00am May 04). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (04 May)	3ft (0.9m)	13s
Afternoon (04 May)	3ft (0.9m)	13s
Evening (04 May)	3ft (0.9m)	12s

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

Updates in hr min s Forecast update imminent

	Short Range Forecast Mostly dry. Warm (max 21°C on Wed afternoon, min 15°C on Mon morning). Winds increasing (light winds from the SSW on Mon afternoon, fresh winds from the E by Wed night).
	Monday 4								Tuesday 5								Wednesday 6
	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	0	1	0	0	0	0	2	2	1	3	1	0	0	1	1	1	1	2	3	0	1	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 11	SW 12	WSW 12	WSW 13	WSW 13	WSW 13	SW 12	SW 12	WSW 18	SW 14	WSW 16	WSW 16	WSW 16	WSW 15	WSW 15	WSW 19	WSW 18	WSW 18	WSW 18	WSW 17	WSW 16	WSW 16	WSW 16	WSW 16
Wave Graph
kJ	283	259	268	290	295	286	246	227	318	284	269	341	259	304	288	398	454	491	582	543	709	915	892	892
Wind (km/h)	E	E	E	E	SSW	S	SSE	SE	E	E	ENE	ENE	S	S	SSE	SE	E	E	E	E	ESE	SSE	E	ESE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	on	cross-on	cross	cross	cross-off	cross-off	cross-off	off	cross-on	cross-on	cross-on	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-on	cross-off	cross-off
High Tide				10:15AM1.13m								10:38AM1.15m									11:01AM1.14m
Low Tide								8:31PM0.53m								9:50PM0.54m								10:52PM0.52m


	—	6:50	—	—	—	—	—	—	—	6:52	—	—	—	—	—	—	—	6:52	—	—	—	—	—	—
	—	—	—	—	—	5:37	—	—	—	—	—	—	—	5:37	—	—	—	—	—	—	—	5:36	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	16	16	15	16	18	18	19	18	18	17	16	17	19	19	19	19	18	17	15	17	20	21	20	18
Feels °C	12	11	10	13	16	13	14	14	14	13	12	15	17	15	14	15	13	11	9	12	17	16	13	11
Swell 1 Height (m) Direction Period (s)	SW 11	SW 12	WSW 12	WSW 13	WSW 13	WSW 13	SW 12	SW 12	SW 12	SW 14	SW 12	WSW 16	WSW 16	WSW 15	WSW 15	WSW 14	WSW 18	WSW 14	WSW 18	WSW 17	WSW 16	WSW 16	WSW 16	WSW 16
kJ	283	259	268	290	295	286	212	212	227	284	149	341	259	304	288	280	454	419	582	543	709	915	892	892
Swell 2 Height (m) Direction Period (s)	W 21	W 20	W 20	WSW 20	WSW 19	WSW 19	WSW 18	W 18	WSW 18	W 17	WSW 16	SW 12	SW 11	WSW 11	WSW 20	WSW 19	WSW 14	WSW 18	WSW 13	WSW 13	W 13	—	—	—
kJ	9	33	31	38	73	117	246	227	318	210	269	140	130	82	216	398	276	491	277	198	126	—	—	—
Swell 3 Height (m) Direction Period (s)	SSE 4	W 20	W 20	—	—	—	—	W 24	—	WSW 21	WSW 22	WSW 21	WSW 20	WSW 20	SW 10	SW 10	S 4	SSW 9	SSW 5	SSW 5	—	—	—	—
kJ	1	33	31	—	—	—	—	11	—	45	45	88	216	298	53	49	8	73	8	5	—	—	—	—
Wind waves Height (m) Direction Period (s)	ESE 3	ESE 3	E 3	E 3	—	SSW 2	S 3	SSE 4	E 3	E 3	ENE 3	—	—	S 3	S 3	S 4	E 3	E 3	E 3	E 3	—	—	SE 3	E 3
kJ	2	3	5	2	—	1	7	11	5	5	4	—	—	2	7	10	2	7	8	6	—	—	2	8
Nearest Offshore or Glassy	Stark Bay WA - Rottnest Island	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cathedral Rock WA - Rottnest Island	The Quarries WA - Margaret River	Bunbury The Wall WA - Perth South	Cathedral Rock WA - Rottnest Island	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Radar Reef WA - Rottnest Island	Cathedral Rock WA - Rottnest Island	Boneyards WA - Margaret River	Bunbury The groyne WA - Perth South	Cathedral Rock WA - Rottnest Island	Stark Bay WA - Rottnest Island	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Radar Reef WA - Rottnest Island	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City
Rating (10 max)	2	2	2	2	2	2	2	2	2	2	2	3	2	2	2	3	3	3	3	3	3	3	3	3
Distance (km)	2	27	27	27	1	172	143	1	27	27	27	0	1	174	144	1	2	27	27	27	0	27	27	27
Best forecast wave conditions in Rottnest Island	Stark Bay				Cathedral Rock			Cathedral Rock				Salmon Point	Stark Bay			Stark Bay	Stark Bay				Strickland Bay
Rating (10 max)	2				2			2				3	3			3	3				3
Best forecast wave conditions in Australia	Black Rock NSW - North Coast	Black Rock NSW - North Coast	Black Rock NSW - North Coast	Surfers Point WA - Margaret River	Anna Bay-Morna Point NSW - Newcastle	Snapper Rocks QLD - Gold Coast	Snapper Rocks QLD - Gold Coast	Snapper Rocks QLD - Gold Coast	Snapper Rocks QLD - Gold Coast	Black Rock NSW - North Coast	Black Rock NSW - North Coast	Surfers Point WA - Margaret River	Lorne Point VIC - Cape Otway	Bancoora VIC - Torquay	Easter Reef VIC - Far West	Easter Reef VIC - Far West	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	4	5	4	5	5	4	4	4	4	4	5	5	5
Header Global	Barrancon Chile	Barrancon Chile	Black Rock Australia	Barra de Guaratiba Brazil	Barra de Guaratiba Brazil	Buchupureo Chile	Buchupureo Chile	Buchupureo Chile	Buchupureo Chile	Buchupureo Chile	Baboon Point South Africa	Pauba Brazil	Pauba Brazil	Barra de Guaratiba Brazil	Easter Reef Australia	Easter Reef Australia	Hell South Africa	Hanga Poukura Chile	Hanga Poukura Chile	Gerickes Point South Africa	Hanga Poukura Chile	Millars Point South Africa	Gas Bay Australia	Glen Eden South Africa
Rating (10 max)	4	4	4	4	4	5	5	5	5	5	4	5	5	5	5	5	5	5	5	5	5	8	5	7

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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Radar Reef Surf Forecast

Radar Reef surfForecast / WA – Rottnest Island / Australia

How big are the waves at Radar Reef today?

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