Grunters 48 hour detailed Surf Forecast

Lat Long: 34.01° S 114.99° E

Issued: 7 pm 08 Sep 2026 (local time)

Forecast update in hr min

Today's Grunters sea temperature is

18.1°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 (09 Sep):

Morning surf: Morning surf (09 Sep, local time) - 10ft (3.0m), 15s period with SW swell.
Afternoon surf: Afternoon surf (09 Sep, local time) - 10ft (3.0m), 15s period with SW swell.
Evening surf: Evening surf (09 Sep, local time) - 8ft (2.5m), 15s period with WSW swell.

The current surf forecast for Grunters at 1AM is: 3.5m 16s primary swell from a West-southwest direction (forecast issued at 07:00pm September 08). An open ocean swell of 1.1m 7s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 6.

Time (AWST) & Date	Wave Height	Wave Period
Morning (09 Sep)	10ft (3.0m)	15s
Afternoon (09 Sep)	10ft (3.0m)	15s
Evening (09 Sep)	8ft (2.5m)	15s

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

	Short Range Forecast Mostly dry. Warm (max 20°C on Wed afternoon, min 9°C on Wed morning). Wind will be generally light.
	Tue 8			Wednesday 9								Thursday 10
	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)	7	6	5	5	5	5	5	5	5	5	5	4	4	4	3	3	3	4	4
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	WSW 16	WSW 16	WSW 16	WSW 16	SW 16	SW 15	SW 15	WSW 15	SW 15	WSW 15	SW 15	SW 15	SW 15	SW 14	SW 14	SW 14	WSW 15	WSW 15	WSW 15
Wave Graph
kJ	7354	6636	5958	5424	5387	4938	4032	3835	3622	3282	3086	2525	2215	1785	1785	1554	1737	1907	2069
Wind (km/h)	SE	E	E	E	ESE	E	NE	NE	ENE	E	E	ENE	NE	ENE	NNE	NNW	W	SE	ENE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	off	off	cross-off	off	cross-off	off	off	off	off	cross-off	cross	on	cross-off	off
High Tide							8:44AM0.73m					00:04AM0.36m			9:28AM0.68m
Low Tide	4:37PM0.03m									5:02PM0.10m		1:46AM0.36m						5:17PM0.19m


	—	—	—	—	6:28	—	—	—	—	—	—	—	6:26	—	—	—	—	—	—
	6:06	—	—	—	—	—	—	—	6:06	—	—	—	—	—	—	—	6:07	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	19	15	11	10	11	9	14	20	20	17	18	14	13	11	16	18	18	17	17
Feels °C	14	11	8	6	7	5	10	17	18	13	14	9	8	5	12	15	17	15	14
Swell 1 Height (m) Direction Period (s)	WSW 16	WSW 16	WSW 16	WSW 16	SW 16	SW 15	SW 15	WSW 15	SW 15	WSW 15	SW 15	SW 15	SW 15	SW 14	SW 14	SW 14	WSW 15	WSW 15	WSW 15
kJ	7354	6636	5958	5424	5387	4938	4032	3835	3622	3282	3086	2525	2215	1785	1785	1554	1737	1907	2069
Swell 2 Height (m) Direction Period (s)	—	SSE 7	—	—	—	—	SSE 7	NNE 6	NNE 6	WSW 26	SW 26	WSW 26	SW 24	SW 24	SW 24	SW 23	N 6	SW 21	SW 21
kJ	—	170	—	—	—	—	32	12	10	66	105	65	144	273	271	264	31	467	467
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	SSE 7	SE 7	SW 26	—	SW 26	S 12	SW 24	SW 24	SE 7	SW 22	N 6	N 6
kJ	—	—	—	—	—	—	—	19	12	105	—	103	73	273	271	14	372	23	16
Wind waves Height (m) Direction Period (s)	SSE 6	SE 7	SE 7	SE 7	SE 7	ESE 7	NE 6	—	—	—	E 7	NE 4	NE 5	NNE 5	NNE 5	NNE 6	—	—	—
kJ	119	321	158	123	139	127	15	—	—	—	47	21	31	39	51	42	—	—	—
Nearest Offshore or Glassy	Ellensbrook WA - Margaret River	Gas Bay WA - Margaret River	Gas Bay WA - Margaret River	Gas Bay WA - Margaret River	Gas Bay WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Boranup Beach WA - Margaret River	Ellensbrook WA - Margaret River	Conto Springs WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River
Rating (10 max)	6	8	7	6	6	5	5	5	5	5	5	4	4	4	4	4	4	4	4
Distance (km)	12	2	2	2	2	0	0	0	0	0	0	0	0	0	29	12	16	0	0
Best forecast wave conditions in Margaret River	Supertubes	Margaret River Bommie	Margaret River Bommie	Surfers Point	Surfers Point	Margaret River Bommie	Cobblestones	Surfers Point	Surfers Point	Surfers Point	Surfers Point	Surfers Point	The Guillotine	The Bombie and Boat Ramp	Augusta Rivermouth	Supertubes	Conto Springs	Surfers Point	Surfers Point
Rating (10 max)	8	8	7	6	6	6	5	5	5	5	5	4	4	4	4	4	4	4	4
Best forecast wave conditions in Australia	Supertubes WA - Margaret River	Margaret River Bommie WA - Margaret River	Bancoora VIC - Torquay	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Margaret River Bommie WA - Margaret River	Cobblestones 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	Bancoora VIC - Torquay	JD Reef NSW - Newcastle	JD Reef NSW - Newcastle	JD Reef NSW - Newcastle	Trial Harbour TAS - West Coast	Luna Park VIC - Far West	Luna Park VIC - Far West
Rating (10 max)	8	8	8	6	6	6	5	5	5	5	5	4	5	4	4	4	9	7	6
Header Global	Cobblestones Australia	Gas Bay Australia	Bancoora Australia	Cobblestones Australia	Gas Bay Australia	Saint Leu Reunion	Saint Leu Reunion	Saint Leu Reunion	Saint Leu Reunion	Saint Leu Reunion	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Kaka Point New Zealand	Etang-Sale Reunion	Dunedin - Bobs Beach New Zealand	Trial Harbour Australia	Easter Reef Australia	Fox River New Zealand
Rating (10 max)	8	8	8	6	6	9	9	9	9	9	9	9	9	9	5	5	9	7	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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Grunters 48 hour detailed Surf Forecast

How big are the waves at Grunters today (09 Sep):

Short Range Forecast

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