Gnarabup 48 hour detailed Surf Forecast

Lat Long: 33.99° S 114.99° E

Issued: 7 am 27 Sep 2026 (local time)

Forecast update in hr min

Today's Gnarabup sea temperature is

18.1°C

Gnarabup 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 Gnarabup today (27 Sep):

Morning surf: Morning surf (27 Sep, local time) - 6ft (1.8m), 14s period with SW swell.
Afternoon surf: Afternoon surf (27 Sep, local time) - 5ft (1.6m), 13s period with SW swell.
Evening surf: Evening surf (27 Sep, local time) - 5ft (1.5m), 13s period with SW swell.

The current surf forecast for Gnarabup at 2PM is: 1.6m 13s primary swell from a Southwest direction (forecast issued at 07:00am September 27). An open ocean swell of 1.5m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (27 Sep)	6ft (1.8m)	14s
Afternoon (27 Sep)	5ft (1.6m)	13s
Evening (27 Sep)	5ft (1.5m)	13s

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

	Short Range Forecast Moderate rain (total 15mm), heaviest on Sun night. Very mild (max 18°C on Sun afternoon, min 13°C on Sun morning). Winds increasing (light winds from the WSW on Sun night, fresh winds from the WNW by Tue night).
	Sunday 27							Monday 28								Tuesday 29
	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)	3	3	4	3	3	3	3	2	2	3	0	0	0	1	1	2	0	0	0	1	1	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SW 18	SW 17	SW 16	SW 16	SW 16	SW 15	SW 15	SW 15	SW 15	SW 15	SW 15	SW 15	SW 15	SW 15	SW 15	SW 16	SW 16
Wave Graph
kJ	1378	1233	1119	919	821	755	1087	2285	2003	2107	2054	1976	1850	1801	1776	1776	1718	1788	1812	1588	1609	1513	1532
Wind (km/h)	ESE	ESE	ENE	WNW	W	WSW	NNW	WNW	S	SSE	SSW	SW	SSW	SW	SW	W	WSW	W	WNW	WNW	WNW	WNW	WNW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	off	cross-on	on	on	cross	cross-on	cross-on	cross	cross-on	cross-on	cross-on	cross-on	on	on	on	on	cross-on	cross-on	cross-on	cross-on	cross-on
High Tide			10:31AM0.47m				10:02PM0.59m					11:32AM0.38m			10:16PM0.66m								10:37PM0.71m
Low Tide	4:19AM0.25m				3:40PM0.33m					5:20AM0.22m			3:03PM0.35m					6:38AM0.20m


	6:03	—	—	—	—	—	—	—	6:01	—	—	—	—	—	—	—	6:01	—	—	—	—	—	—
	—	—	—	—	6:19	—	—	—	—	—	—	—	6:19	—	—	—	—	—	—	—	6:20	—	—
mm	1	—	—	1	1	—	4	1	2	1	—	—	—	—	—	—	1	—	—	—	—	—	1
Temp °C	13	13	17	18	16	16	15	15	14	15	16	15	15	14	15	14	14	14	15	14	15	15	16
Feels °C	9	10	15	17	15	15	14	13	12	13	12	10	10	10	11	11	9	9	10	9	10	9	8
Swell 1 Height (m) Direction Period (s)	SW 14	SSE 9	SW 14	SW 13	SW 13	S 9	S 9	SW 17	SW 16	SW 16	SW 16	SW 15	SW 15	SW 15	SW 15	SW 15	SW 15	SW 15	SW 15	SW 15	SW 15	SW 16	SW 16
kJ	1378	525	1119	919	821	364	476	2285	2003	2107	2054	1976	1850	1801	1776	1776	1718	1788	1812	1588	1609	1513	1532
Swell 2 Height (m) Direction Period (s)	—	SW 14	SSE 9	S 9	S 9	SW 13	SW 13	S 9	S 9	—	—	—	—	—	S 9	S 9	SSW 9	SSW 9	SSW 8	SSW 8	S 8	S 8	S 8
kJ	—	1233	436	355	356	755	637	408	390	—	—	—	—	—	506	473	422	371	291	232	113	55	40
Swell 3 Height (m) Direction Period (s)	—	SW 22	SW 21	SW 20	SW 19	SW 18	SW 18	S 13	SSE 13	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	18	67	140	296	540	1087	90	59	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	SSE 9	SE 9	—	—	—	—	—	—	SSE 10	S 8	S 8	S 8	SSW 8	SSW 8	—	—	—	—	—	—	SW 8	W 5	W 6
kJ	770	1034	—	—	—	—	—	—	862	448	392	439	459	470	—	—	—	—	—	—	210	90	154
Nearest Offshore or Glassy	Huzzawouie (Huzzas) WA - Margaret River	Southside WA - Margaret River	Gnarabup WA - Margaret River	Conto Springs WA - Margaret River	Hussas WA - Margaret River	Hussas WA - Margaret River	Boranup Beach WA - Margaret River	Hussas WA - Margaret River	Hussas WA - Margaret River	Southside WA - Margaret River	Hussas WA - Margaret River	Cheynes Point WA - Far South	Backdoors SA - Nullarbor	Hussas WA - Margaret River	Hussas WA - Margaret River	Hussas WA - Margaret River	Hussas WA - Margaret River	Mandalay Beach WA - Far South	Chicken Reef WA - Rottnest Island	Cheynes Point WA - Far South	Bremer Bay WA - Far South	Rocky Head WA - Far South	Rocky Head WA - Far South
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	3	2	4	4	4	4	4	3	3	3	4	4
Distance (km)	14	1	0	18	15	15	31	15	15	1	15	355	1688	15	15	15	15	149	225	355	408	192	192
Best forecast wave conditions in Margaret River	South Point	Surfers Point	Surfers Point	Conto Springs	Deepdene	Deepdene	Augusta Rivermouth	Hussas	Hussas	Surfers Point	Hussas			Hussas	Hussas	Augusta Rivermouth	Hussas
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4			4	4	4	4
Best forecast wave conditions in Australia	Trial Harbour TAS - West Coast	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Cyclops WA - Far South	Sand Patch Beach WA - Far South	Trial Harbour TAS - West Coast	Trial Harbour TAS - West Coast	Quarantine VIC - Mornington Peninsula	Quarantine VIC - Mornington Peninsula	Quarantine VIC - Mornington Peninsula	Posties SA - East Coast	Canunda National Park SA - East Coast	Quarantine VIC - Mornington Peninsula	Remarkable Caves TAS - East Coast	Trial Harbour TAS - West Coast	Trial Harbour TAS - West Coast	Tessellated Pavements TAS - East Coast	Tessellated Pavements TAS - East Coast	Remarkable Caves TAS - East Coast	Shipstern Bluff TAS - East Coast	Fairhaven VIC - Torquay	Cyclops WA - Far South	Cape Young Husband SA - Kangaroo Island
Rating (10 max)	8	4	4	4	4	5	5	4	4	4	4	4	3	4	6	6	4	4	4	4	4	4	5
Header Global	Trial Harbour Australia	Asu Indonesia	Asu Indonesia	Asu Indonesia	Asu Indonesia	Asu Indonesia	Bondo Kodi Indonesia	Bondo Kodi Indonesia	Trial Harbour Australia	Asu Indonesia	Asu Indonesia	Ahijedero Mexico	Ahijedero Mexico	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Charleston New Zealand	White Rock - The Spit New Zealand	Humenga Point New Zealand	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand	Papatowai New Zealand
Rating (10 max)	8	5	5	5	5	5	5	5	5	4	4	4	4	5	6	6	6	5	7	5	9	8	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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Gnarabup 48 hour detailed Surf Forecast

How big are the waves at Gnarabup today (27 Sep):

Short Range Forecast

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