Grunters 48 hour detailed Surf Forecast

Lat Long: 34.01° S 114.99° E

Issued: 7 am 15 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 (15 Sep):

Morning surf: Morning surf (15 Sep, local time) - 11ft (3.5m), 14s period with SW swell.
Afternoon surf: Afternoon surf (15 Sep, local time) - 10ft (3.0m), 14s period with SW swell.
Evening surf: Evening surf (15 Sep, local time) - 10ft (3.0m), 14s period with SW swell.

The current surf forecast for Grunters at 1PM is: 3.0m 14s primary swell from a Southwest direction (forecast issued at 07:00am September 15). An open ocean swell of 0.6m 6s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (15 Sep)	11ft (3.5m)	14s
Afternoon (15 Sep)	10ft (3.0m)	14s
Evening (15 Sep)	10ft (3.0m)	14s

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

	Short Range Forecast Mostly dry. Warm (max 24°C on Wed afternoon, min 12°C on Tue morning). Winds increasing (calm on Tue morning, fresh winds from the N by Thu night).
	Tuesday 15							Wednesday 16								Thursday 17
	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	5	5	2	5	4	3	4	4	4	3	3	4	4	3	4	4	4	3	0	1	1	2
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 14	SW 14	SW 14	SW 14	SW 14	SW 14	SW 14	SW 14	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
Wave Graph
kJ	4590	4375	4009	3810	3619	3436	2862	2390	2094	1770	1482	1339	865	1178	987	1072	1014	971	971	768	796	796	497
Wind (km/h)	E	ESE	ENE	SW	SE	E	E	E	ENE	ENE	NNE	N	N	E	NE	NNW	N	N	NNW	NNW	NNW	NW	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	glassy	cross-on	cross-off	cross-off	cross-off	off	off	off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross	cross	cross-off
High Tide							10:56PM0.65m									11:18PM0.66m
Low Tide				1:40PM0.24m								1:47PM0.18m									2:09PM0.14m


	6:20	—	—	—	—	—	—	—	6:18	—	—	—	—	—	—	—	6:16	—	—	—	—	—	—
	—	—	—	—	6:09	—	—	—	—	—	—	—	6:10	—	—	—	—	—	—	—	6:12	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	10	12	18	19	21	19	17	17	16	17	22	24	24	21	22	19	18	19	20	20	18	18	17
Feels °C	6	9	18	16	19	16	14	14	13	14	20	22	24	21	21	19	19	19	17	17	15	13	13
Swell 1 Height (m) Direction Period (s)	SW 14	SW 14	SW 14	SW 14	SW 14	SW 14	SW 14	SW 14	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
kJ	4590	4375	4009	3810	3619	3436	2862	2390	2094	1770	1482	1339	865	1178	987	1072	1014	971	971	768	796	796	497
Swell 2 Height (m) Direction Period (s)	SW 19	WSW 19	—	—	—	—	—	SE 7	SE 8	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	SW 16
kJ	96	148	—	—	—	—	—	9	9	572	485	342	367	212	187	121	93	89	58	166	162	139	376
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	SW 22	SW 22	SW 21	WSW 21	SW 20	SW 20	SE 8	S 11	S 11	S 10	S 11
kJ	—	—	—	—	—	—	—	—	—	—	—	—	18	18	18	42	99	98	9	37	20	19	9
Wind waves Height (m) Direction Period (s)	—	—	—	SE 6	SE 4	—	—	SE 8	SE 7	—	—	—	—	—	—	—	—	—	N 3	NNW 3	NW 4	NW 5	NW 6
kJ	—	—	—	20	23	—	—	57	53	—	—	—	—	—	—	—	—	—	3	8	33	107	214
Nearest Offshore or Glassy	Gas Bay WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Hussas WA - Margaret River	Grunters 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	Boodjidup Beach WA - Margaret River	Supertubes WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Boodjidup Beach WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Grunters WA - Margaret River	Augusta Rivermouth WA - Margaret River	Rocky Head WA - Far South	Wilsons Inlet WA - Far South	Rocky Head WA - Far South	Augusta Rivermouth WA - Margaret River
Rating (10 max)	5	5	5	5	5	5	4	4	4	4	4	4	4	4	4	4	4	4	3	3	2	3	3
Distance (km)	2	0	0	17	0	2	2	0	0	0	7	40	0	0	7	0	0	0	39	191	242	191	39
Best forecast wave conditions in Margaret River	Surfers Point	Surfers Point	Surfers Point	Yallingup Beach	Surfers Point	Surfers Point	Surfers Point	Surfers Point	Surfers Point	The Guillotine	Augusta Rivermouth	Supertubes	Surfers Point	Surfers Point	The Guillotine	Supertubes	The Guillotine	Cobblestones	Augusta Rivermouth				Augusta Rivermouth
Rating (10 max)	5	5	5	5	5	5	4	4	4	4	4	4	4	4	4	4	4	4	3				3
Best forecast wave conditions in Australia	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Yallingup Beach 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	Daly Heads SA - Yorke Peninsula	Daly Heads SA - Yorke Peninsula	Ethel Wreck SA - Yorke Peninsula	Surfers Point WA - Margaret River	Guillotines NSW - South Coast	Guillotines NSW - South Coast	Currumbin Point QLD - Gold Coast	Currumbin Point QLD - Gold Coast	JD Reef NSW - Newcastle	Ethel Wreck SA - Yorke Peninsula	JD Reef NSW - Newcastle	Ethel Wreck SA - Yorke Peninsula	Luna Park VIC - Far West	Luna Park VIC - Far West
Rating (10 max)	5	5	5	5	5	5	4	4	4	4	4	4	4	4	4	4	4	5	3	3	3	5	5
Header Global	Cloudbreak Fiji	Cloudbreak Fiji	Cobblestones Australia	Aganoa Beach Samoa	Cow Bombie Australia	Gas Bay Australia	Saint Leu Reunion	Saint Leu Reunion	Saint Leu Reunion	Etang-Sale Reunion	Saint Leu Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Cronulla Point Australia	Arrawarra Australia	Maraa French Polynesia	Pine Trees (Sunset) French Polynesia	Hell South Africa	Papatowai New Zealand	Easter Reef Australia
Rating (10 max)	5	5	5	4	5	5	5	6	6	6	5	5	5	5	5	5	5	5	5	5	5	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 (15 Sep):

Short Range Forecast

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