Gnarabup 48 hour detailed Surf Forecast

Lat Long: 33.99° S 114.99° E

Issued: 7 am 25 Sep 2026 (local time)

Forecast update in hr min

Today's Gnarabup sea temperature is

18.2°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 (25 Sep):

Morning surf: Morning surf (25 Sep, local time) - 11ft (3.5m), 14s period with SW swell.
Afternoon surf: Afternoon surf (25 Sep, local time) - 13ft (4.0m), 18s period with SW swell.
Evening surf: Evening surf (25 Sep, local time) - 13ft (4.0m), 17s period with SW swell.

The current surf forecast for Gnarabup at 1PM is: 4.0m 18s primary swell from a Southwest direction (forecast issued at 07:00am September 25). An open ocean swell of 2.0m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (25 Sep)	11ft (3.5m)	14s
Afternoon (25 Sep)	13ft (4.0m)	18s
Evening (25 Sep)	13ft (4.0m)	17s

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

	Short Range Forecast Light rain (total 7mm), mostly falling on Sat night. Very mild (max 17°C on Sun afternoon, min 10°C on Fri night). Winds increasing (light winds from the E on Sun morning, strong winds from the WSW by Sun night).
	Friday 25							Saturday 26								Sunday 27
	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)	7	7	7	7	7	7	6	6	6	3	3	3	2	1	2	3	4	4	4	3	3	4	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 15	SW 14	SW 19	SW 18	SW 17	SW 17	SW 17	SW 16	SW 16	SW 16	SW 16	SW 15	SW 15	SW 15	SW 14	SW 14	SW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SW 13
Wave Graph
kJ	5531	5078	11749	11364	10331	8960	7721	6903	7502	4826	4018	3548	2856	2483	1972	1657	1471	1233	1119	919	755	690	628
Wind (km/h)	SE	SE	SE	SE	SE	SE	ESE	ESE	ESE	ESE	ESE	ESE	SE	SE	ESE	ESE	ESE	E	NNE	NNW	N	N	W
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	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-off	cross-off	cross-off	cross-on
High Tide			9:03AM0.60m				9:53PM0.46m				9:45AM0.55m				9:54PM0.52m				10:31AM0.47m				10:02PM0.59m
Low Tide	2:25AM0.33m				3:56PM0.24m				3:22AM0.29m				3:53PM0.29m				4:19AM0.25m				3:40PM0.33m


	6:05	—	—	—	—	—	—	—	6:05	—	—	—	—	—	—	—	6:03	—	—	—	—	—	—
	—	—	—	—	6:16	—	—	—	—	—	—	—	6:17	—	—	—	—	—	—	—	6:19	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	3	2	—	—	—	—	—	1	—	—
Temp °C	13	13	14	14	13	13	12	11	10	11	13	13	12	12	12	13	13	14	16	17	17	15	15
Feels °C	8	8	7	7	5	6	6	6	3	4	6	6	6	5	7	10	11	13	14	14	14	13	12
Swell 1 Height (m) Direction Period (s)	SW 15	SW 14	SW 19	SW 18	SW 17	SW 17	SW 17	SW 16	SW 16	SW 16	SW 16	SW 15	SW 15	SW 15	SW 14	SW 14	SW 14	SW 14	SW 14	SW 13	SW 13	S 9	S 9
kJ	5531	4527	11749	11364	10331	8960	7721	6903	7502	4826	4018	3548	2856	2483	1972	1657	1471	1233	1119	919	755	342	343
Swell 2 Height (m) Direction Period (s)	WSW 20	WSW 19	—	—	—	—	—	—	—	—	—	—	—	—	—	SSE 9	SSE 9	SSE 9	S 9	S 9	S 9	SW 13	SW 13
kJ	2764	5078	—	—	—	—	—	—	—	—	—	—	—	—	—	680	505	394	393	348	343	690	628
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	SW 22	SW 21	S 13	SW 19	SW 18	NNW 6
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	18	67	51	299	546	156
Wind waves Height (m) Direction Period (s)	—	SSE 6	SSE 6	SSE 7	SSE 7	SSE 7	SSE 7	SSE 7	SE 7	SSE 8	SSE 8	SSE 8	SSE 8	SSE 8	SSE 9	SE 9	—	—	—	N 4	N 4	N 5	N 6
kJ	—	218	280	384	444	502	395	266	522	464	545	512	597	828	897	1328	—	—	—	9	28	57	17
Nearest Offshore or Glassy	Peppermint Grove Reef WA - Perth South	Port Denison WA - North West	Spits SA - Yorke Peninsula	Rhino Head SA - Yorke Peninsula	Pondalowie Bay SA - Yorke Peninsula	Monument SA - Eyre Peninsula	Separation Point WA - North West	Huzzawouie (Huzzas) WA - Margaret River	Dongara-Port Denison WA - North West	Explosives (Geraldton Lighthouse) WA - North West	Lighthouse Bombie WA - North West	Ndao Timor	Millers Rights Sumba	Melros WA - Perth City	Huzzawouie (Huzzas) WA - Margaret River	Southside WA - Margaret River	Gnarabup WA - Margaret River	Gnarabup WA - Margaret River	Gnarabup WA - Margaret River	Augusta Rivermouth WA - Margaret River	Augusta Rivermouth WA - Margaret River	Gnarabup WA - Margaret River	Augusta Rivermouth WA - Margaret River
Rating (10 max)	4	4	2	1	2	3	4	8	6	5	6	2	3	4	4	5	4	4	4	4	4	4	4
Distance (km)	72	515	2012	2010	2002	1866	579	14	525	582	1352	2694	2718	163	14	1	0	0	0	40	40	0	40
Best forecast wave conditions in Margaret River								South Point							Huzzawouie (Huzzas)	Margaret River Bommie	Surfers Point	Surfers Point	Surfers Point	Augusta Rivermouth	Augusta Rivermouth	The Guillotine	Augusta Rivermouth
Rating (10 max)								8							4	5	4	4	4	4	4	4	4
Best forecast wave conditions in Australia	Cyclops WA - Far South	Cyclops WA - Far South	Quarantine VIC - Mornington Peninsula	Narooma Breakwall NSW - Far South	Snapper Rocks QLD - Gold Coast	Boneyard NSW - Illawarra	Explosives (Geraldton Lighthouse) WA - North West	South Point WA - Margaret River	Jakes WA - North West	Jakes WA - North West	Lighthouse Bombie WA - North West	Noosa - Tea Tree Bay QLD - Sunshine Coast	Noosa - Tea Tree Bay QLD - Sunshine Coast	Trial Harbour TAS - West Coast	Trial Harbour TAS - West Coast	Margaret River Bommie WA - Margaret River	Turtles WA - North West	Turtles WA - North West	Surfers Point WA - Margaret River	Conspicuous Beach WA - Far South	May's Point TAS - East Coast	Trial Harbour TAS - West Coast	Trial Harbour TAS - West Coast
Rating (10 max)	4	4	2	2	2	3	5	8	6	6	6	2	2	9	9	5	4	4	4	4	4	5	5
Header Global	Barra de Guaratiba Brazil	Barra de Guaratiba Brazil	Barra de Guaratiba Brazil	Anse de Lesconil France	Grindavik Antenas Iceland	Porthleven United Kingdom	Ahijedero Mexico	Fare Left French Polynesia	Anse de Lesconil France	Brims Ness United Kingdom	Antiques Maldives	Afife Portugal	Benkunqut Indonesia	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Bankvaults Indonesia	Bankvaults Indonesia	Bankvaults Indonesia	Bondo Kodi Indonesia	Bondo Kodi Indonesia
Rating (10 max)	4	4	4	4	5	5	4	4	4	5	4	4	5	9	9	9	8	7	5	5	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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Gnarabup 48 hour detailed Surf Forecast

How big are the waves at Gnarabup today (25 Sep):

Short Range Forecast

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