Grunters 48 hour detailed Surf Forecast

Lat Long: 34.01° S 114.99° E

Issued: 1 pm 28 Aug 2026 (local time)

Forecast update in hr min

Today's Grunters sea temperature is

18.6°C

Grunters 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 Grunters today (28 Aug):

Morning surf: Morning surf (28 Aug, local time) - 8ft (2.4m), 13s period with SW swell.
Afternoon surf: Afternoon surf (28 Aug, local time) - 7ft (2.2m), 12s period with SW swell.
Evening surf: Evening surf (28 Aug, local time) - 5ft (1.6m), 11s period with SW swell.

The current surf forecast for Grunters at 6PM is: 1.7m 12s primary swell from a Southwest direction and 0.3m 20s secondary swell from a Southwest direction, 1.4m 6s secondary swell from a South-southeast direction (forecast issued at 01:00pm August 28). The wind direction is predicted to be cross-offshore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (28 Aug)	8ft (2.4m)	13s
Afternoon (28 Aug)	7ft (2.2m)	12s
Evening (28 Aug)	5ft (1.6m)	11s

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

	Short Range Forecast Mostly dry. Warm (max 20°C on Sat afternoon, min 11°C on Fri night). Wind will be generally light.
	Fri 28					Saturday 29								Sunday 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
Rating (10 max)	3	2	1	3	2	3	3	4	4	5	6	5	7	7	7	7	7	4	3	5	5
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 12	SW 12	SW 12	SW 12	SW 11	SW 11	SW 19	SW 19	SW 16	SW 17	SW 17	SW 17	SW 17	SW 17	SW 18	SW 18	SW 17	SW 16	WSW 16	WSW 16	WSW 16
Wave Graph
kJ	1591	1369	822	648	553	506	959	3513	2175	4329	5452	5720	5877	6314	7333	6779	6471	5338	4844	4620	4213
Wind (km/h)	SE	SSE	SSE	ESE	ESE	ESE	ESE	ESE	ESE	SE	ESE	E	ESE	SE	ESE	ENE	N	NNW	NW	W	SW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	off	cross-off	cross	cross-on	glassy	glassy
High Tide						11:19PM0.38m			10:11AM0.61m					11:13PM0.43m			10:38AM0.53m
Low Tide				5:20PM0.20m			3:17AM0.32m					5:16PM0.25m			4:20AM0.31m					5:07PM0.29m


	—	—	—	—	—	—	6:43	—	—	—	—	—	—	—	6:41	—	—	—	—	—	—
	—	—	5:58	—	—	—	—	—	—	—	5:59	—	—	—	—	—	—	—	6:00	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	13	16	15	13	11	11	11	11	16	19	20	15	14	13	12	14	19	20	18	17	16
Feels °C	8	10	9	8	7	7	6	6	12	16	18	12	12	11	9	12	18	18	17	18	17
Swell 1 Height (m) Direction Period (s)	SW 12	SW 12	SW 12	SW 12	SW 11	SW 11	SW 12	SW 19	SW 16	SW 17	SW 17	SW 17	SW 17	SW 17	SW 18	SW 18	SW 17	SW 16	WSW 16	WSW 16	WSW 16
kJ	1591	1369	822	648	553	506	573	3513	2175	4329	5452	5720	5877	6314	7333	6779	6471	5338	4844	4620	4213
Swell 2 Height (m) Direction Period (s)	WSW 20	SW 20	SW 20	SW 22	SW 22	SW 18	SW 19	SW 19	SW 19	S 9	—	SSE 5	SW 22	—	—	—	—	—	—	—	WSW 20
kJ	39	60	60	227	227	323	959	1475	1185	2	—	23	553	—	—	—	—	—	—	—	550
Swell 3 Height (m) Direction Period (s)	—	WSW 24	SW 23	S 16	SW 18	SW 21	SW 15	—	S 9	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	56	84	5	157	365	33	—	2	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	SE 5	SSE 5	SSE 5	SSE 6	SSE 6	SE 6	SE 6	SE 5	SE 5	SE 5	SE 5	SE 5	SE 6	SE 6	—	—	—	—	—	—	—
kJ	60	87	91	124	88	49	36	59	49	13	41	50	43	36	—	—	—	—	—	—	—
Nearest Offshore or Glassy	Conto Springs WA - Margaret River	Huzzawouie (Huzzas) WA - Margaret River	Huzzawouie (Huzzas) WA - Margaret River	Huzzawouie (Huzzas) WA - Margaret River	Gas Bay WA - Margaret River	Gas Bay WA - Margaret River	Boodjidup Beach WA - Margaret River	Gas Bay WA - Margaret River	Gas Bay WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Gas Bay WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Gas Bay WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Ellensbrook WA - Margaret River	Augusta Rivermouth WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River
Rating (10 max)	4	4	4	3	3	4	4	5	5	5	6	6	7	7	8	7	7	5	5	5	5
Distance (km)	16	16	16	16	2	2	7	2	2	0	0	2	0	0	2	0	0	12	39	0	0
Best forecast wave conditions in Margaret River	Yallingup Beach	Injidup Carpark	Supertubes	Injidup Carpark	Surfers Point	Surfers Point	Injidup Carpark	Surfers Point	Surfers Point	Surfers Point	Surfers Point	Surfers Point	Surfers Point	Surfers Point	Surfers Point	Surfers Point	Surfers Point	Supertubes	Augusta Rivermouth	Surfers Point	Surfers Point
Rating (10 max)	4	4	4	3	3	4	4	5	5	5	6	6	7	7	8	7	7	6	5	5	5
Best forecast wave conditions in Australia	Ethel Wreck SA - Yorke Peninsula	Ethel Wreck SA - Yorke Peninsula	Ethel Wreck SA - Yorke Peninsula	Ethel Wreck SA - Yorke Peninsula	Ethel Wreck SA - Yorke Peninsula	Surfers Point WA - Margaret River	Fairhaven VIC - Torquay	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	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Supertubes WA - Margaret River	Tessellated Pavements TAS - East Coast	Cyclops WA - Far South	Cyclops WA - Far South
Rating (10 max)	4	4	4	4	4	4	4	5	5	5	6	6	7	7	8	7	7	6	5	5	5
Header Global	Maconde Mauritius	The Bombie Indonesia	The Bombie Indonesia	Barrancon Chile	Barrancon Chile	El Olon de Ilo Peru	Haga-Haga South Africa	Gas Bay Australia	Gas Bay Australia	Saint Leu Reunion	Cobblestones Australia	Papatowai New Zealand	Gas Bay Australia	Cobblestones Australia	Gas Bay Australia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Etang-Sale Reunion	Cobblestones Australia	Cobblestones Australia
Rating (10 max)	9	5	5	5	5	5	5	5	5	7	6	7	7	7	8	7	7	6	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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Grunters 48 hour detailed Surf Forecast

How big are the waves at Grunters today (28 Aug):

Short Range Forecast

Latest Updates

Summer's Short. Life Is Long.

Roadsurfing in the Basque country

Six Sun-Soaked Summer Surf Spots: Backed by 20 years of Swell and Wind Stats (and with our 20% Summer Subscription Sale)

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How Our WaveFinder Tool Makes Forecasting Easier Than Ever Before

FREE! Surf-Forecast.com widget for your website