Grunters 48 hour detailed Surf Forecast

Lat Long: 34.01° S 114.99° E

Issued: 7 am 16 Sep 2026 (local time)

Forecast update in hr min

Today's Grunters sea temperature is

17.8°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 (16 Sep):

Morning surf: Morning surf (16 Sep, local time) - 7ft (2.1m), 14s period with SW swell.
Afternoon surf: Afternoon surf (16 Sep, local time) - 6ft (1.8m), 13s period with SW swell.
Evening surf: Evening surf (16 Sep, local time) - 5ft (1.6m), 15s period with SW swell.

The current surf forecast for Grunters at 3PM is: 1.8m 13s primary swell from a Southwest direction and 1.0m 13s secondary swell from a South direction (forecast issued at 07:00am September 16). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (16 Sep)	7ft (2.1m)	14s
Afternoon (16 Sep)	6ft (1.8m)	13s
Evening (16 Sep)	5ft (1.6m)	15s

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

	Short Range Forecast Light rain (total 9mm), mostly falling on Fri afternoon. Warm (max 24°C on Wed afternoon, min 13°C on Fri night). Winds increasing (light winds from the NNW on Wed afternoon, near gales from the WNW by Fri night).
	Wednesday 16							Thursday 17								Friday 18
	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)	4	4	4	3	3	4	4	3	3	3	2	2	1	1	1	3	3	2	1	2	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 14	SW 14	SW 13	SW 13	SW 13	SW 16	WSW 15	WSW 14	WSW 14	WSW 14	WSW 14	WSW 13	WSW 13	WSW 13	WSW 13	WSW 12	WSW 12	WSW 16	SW 17	WSW 17	WSW 16	NW 9	WNW 10
Wave Graph
kJ	2221	1770	1584	1155	865	1178	987	1072	1014	971	1079	820	796	796	848	636	703	559	1467	1796	1975	2962	4777
Wind (km/h)	ENE	ENE	N	NNW	NNW	ESE	ENE	NNE	NNE	N	NNW	NNW	NNW	NW	NNW	N	NNE	NNE	N	N	NNW	NNW	NW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	cross-off	cross	cross	cross-off	off	cross-off	cross-off	cross-off	cross	cross	cross	cross	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross	cross
High Tide								11:18PM0.66m								11:47PM0.65m
Low Tide				1:47PM0.18m									2:09PM0.14m								2:32PM0.12m


	6:18	—	—	—	—	—	—	—	6:16	—	—	—	—	—	—	—	6:16	—	—	—	—	—	—
	—	—	—	—	6:10	—	—	—	—	—	—	—	6:12	—	—	—	—	—	—	—	6:12	—	—
mm	—	—	—	—	—	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2	2	1
Temp °C	16	17	22	24	24	20	21	21	20	19	21	19	18	17	17	16	15	17	21	20	16	16	16
Feels °C	14	15	21	23	24	19	20	19	17	17	19	16	16	15	15	14	13	13	16	14	9	7	7
Swell 1 Height (m) Direction Period (s)	SW 14	SW 14	SW 13	SW 13	SW 13	SW 16	WSW 15	WSW 14	WSW 14	WSW 14	WSW 14	WSW 13	WSW 13	WSW 13	WSW 13	WSW 12	WSW 12	WSW 12	SW 17	WSW 17	W 10	WSW 16	WSW 16
kJ	2221	1770	1584	1155	865	1178	987	1072	1014	971	1079	820	796	796	848	636	703	418	1467	1796	708	1881	2285
Swell 2 Height (m) Direction Period (s)	S 13	S 13	S 13	S 13	SW 16	S 13	S 12	S 11	S 11	S 11	S 11	SW 18	SW 18	WSW 19	S 10	SW 16	WSW 16	SW 13	W 12	—	WSW 16	—	—
kJ	345	350	350	342	367	212	190	121	125	85	58	166	161	136	9	502	458	431	404	—	1975	—	—
Swell 3 Height (m) Direction Period (s)	SE 7	SE 7	ESE 7	—	SW 22	SW 22	SW 21	WSW 21	SW 20	SW 20	E 8	S 11	S 11	S 10	S 11	—	SW 12	WSW 16	—	—	W 12	—	—
kJ	64	38	32	—	18	18	18	42	61	61	5	37	20	19	9	—	86	559	—	—	137	—	—
Wind waves Height (m) Direction Period (s)	—	E 8	—	NNE 4	—	ESE 7	—	—	—	—	—	N 3	NNW 4	NW 4	NW 5	NNW 5	NNW 4	NNW 5	NNW 6	WNW 12	NNW 7	NW 9	WNW 10
kJ	—	10	—	5	—	11	—	—	—	—	—	6	12	29	30	27	43	94	167	1377	610	2962	4777
Nearest Offshore or Glassy	Grunters WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Ellensbrook WA - Margaret River	Redgate WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Boranup Beach WA - Margaret River	Deepdene WA - Margaret River	Augusta Rivermouth WA - Margaret River	Augusta Rivermouth WA - Margaret River	Peaceful Bay WA - Far South	Augusta Rivermouth WA - Margaret River	Augusta Rivermouth WA - Margaret River	Augusta Rivermouth WA - Margaret River	Augusta Rivermouth WA - Margaret River	Boranup Beach WA - Margaret River	Windy Harbour WA - Far South	Windy Harbour WA - Far South	Windy Harbour WA - Far South	Mandalay Beach WA - Far South	Peaceful Bay WA - Far South	Nanarup Beach WA - Far South
Rating (10 max)	4	4	4	4	4	4	4	4	3	3	3	2	3	3	3	3	4	4	4	4	4	3	2
Distance (km)	0	0	0	12	10	0	0	29	38	39	39	211	39	39	39	39	29	132	132	132	148	211	298
Best forecast wave conditions in Margaret River	Surfers Point	Surfers Point	Augusta Rivermouth	Supertubes	Supertubes	Surfers Point	Surfers Point	Boranup Beach	Augusta Rivermouth	Augusta Rivermouth	Augusta Rivermouth		Augusta Rivermouth	Augusta Rivermouth	Augusta Rivermouth	Augusta Rivermouth	Boranup Beach
Rating (10 max)	4	4	4	4	4	4	4	4	3	3	3		3	3	3	3	4
Best forecast wave conditions in Australia	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Daly Heads SA - Yorke Peninsula	May's Point TAS - East Coast	Left Point VIC - Phillip Island	Surfers Point WA - Margaret River	Guillotines NSW - South Coast	Scotts Head NSW - Port Macquarie	Currumbin Point QLD - Gold Coast	Bancoora VIC - Torquay	Ethel Wreck SA - Yorke Peninsula	Hat Head NSW - Port Macquarie	Hat Head NSW - Port Macquarie	Luna Park VIC - Far West	Point Lonsdale VIC - Torquay	Easter Reef VIC - Far West	Piccaninnie Ponds SA - East Coast	Bancoora VIC - Torquay	Bancoora VIC - Torquay	Bancoora VIC - Torquay	Bancoora VIC - Torquay	Bancoora VIC - Torquay	Back Bommie NSW - Port Macquarie
Rating (10 max)	4	4	4	5	4	4	4	7	4	4	3	5	4	5	4	5	5	4	4	4	4	4	3
Header Global	Saint Leu Reunion	Saint Leu Reunion	Saint Leu Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Aganoa Beach Samoa	Angourie Point Australia	Haapiti French Polynesia	Papatowai New Zealand	Haapiti French Polynesia	Papatowai New Zealand	Nine Mile New Zealand	Charleston New Zealand	Otago Peninsula - Allans Beach New Zealand	Weld Road New Zealand	Graveyards New Zealand	Otago Peninsula - Allans Beach New Zealand	Papatowai New Zealand	Fox River New Zealand	Papatowai New Zealand	Papatowai New Zealand	Dinner Plates New Zealand
Rating (10 max)	6	6	6	5	5	5	4	4	5	5	5	5	5	5	6	6	5	4	8	5	7	6	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 (16 Sep):

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