Treachery Head 48 hour detailed Surf Forecast

Lat Long: 32.45° S 152.53° E

Issued: 9 am 21 Jul 2026 (local time)

Forecast update in hr min

Today's Treachery Head sea temperature is

19.6° C

Treachery Head 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 Treachery Head today (21 Jul):

Morning surf: Morning surf (21 Jul, local time) - 4.5ft (1.4m), 10s period with ENE swell.
Afternoon surf: Afternoon surf (21 Jul, local time) - 4.5ft (1.3m), 10s period with ENE swell.
Evening surf: Evening surf (21 Jul, local time) - 4ft (1.2m), 10s period with ENE swell.

The current surf forecast for Treachery Head at 5PM is: 1.2m 10s primary swell from a East-northeast direction and 0.5m 11s secondary swell from a South direction (forecast issued at 09:00am July 21). The wind direction is predicted to be cross-offshore.

Time (AEST) & Date	Wave Height	Wave Period
Morning (21 Jul)	4.5ft (1.4m)	10s
Afternoon (21 Jul)	4.5ft (1.3m)	10s
Evening (21 Jul)	4ft (1.2m)	10s

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

	Short Range Forecast Mostly dry. Very mild (max 19°C on Wed afternoon, min 8°C on Thu night). Winds increasing (calm on Wed morning, fresh winds from the WSW by Thu night).
	Tuesday 21						Wednesday 22								Thursday 23
	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM
Rating (10 max)	3	2	2	0	1	1	1	2	2	2	2	2	2	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	SW 5
Wave Graph
kJ	402	394	342	288	288	282	289	248	248	197	193	189	185	149	146	146	116	116	82	82	62	60
Wind (km/h)	NW	NNW	NE	ENE	NE	N	N	N	NNW	NW	E	ESE	WNW	NW	W	W	WSW	WSW	SW	WSW	WSW	WSW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	cross-off	cross	cross-off	cross-off	cross-off	off	off	cross-off	glassy	glassy	cross-off	cross-off	cross-off	cross-off	cross	cross	cross-on	cross	cross	cross
High Tide				1:46PM1.29m				1:38AM1.06m				2:42PM1.30m				2:43AM0.95m				3:39PM1.32m
Low Tide		7:07AM0.29m				8:00PM0.53m				7:49AM0.37m				9:17PM0.55m				8:37AM0.43m


	6:47	—	—	—	—	—	—	6:46	—	—	—	—	—	—	—	6:46	—	—	—	—	—	—
	—	—	—	5:05	—	—	—	—	—	—	—	5:06	—	—	—	—	—	—	—	5:06	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	14	14	15	16	17	17	16	14	14	14	17	18	19	17	16	15	14	15	17	19	18	14
Feels °C	12	13	12	13	13	14	13	11	12	13	16	17	16	12	12	10	9	10	11	14	11	5
Swell 1 Height (m) Direction Period (s)	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9
kJ	402	394	342	288	288	282	289	248	248	197	193	189	185	149	146	146	116	116	82	82	62	59
Swell 2 Height (m) Direction Period (s)	S 11	S 11	S 11	S 11	S 11	S 10	S 10	S 10	S 10	S 10	S 10	S 10	S 10	S 11	S 11	S 11	S 10	S 10	S 10	S 10	S 6	SE 8
kJ	82	81	81	56	55	50	31	31	31	31	31	18	18	20	21	20	19	8	8	8	28	2
Swell 3 Height (m) Direction Period (s)	S 15	SSE 15	SSE 16	S 15	S 15	S 15	S 14	S 14	S 14	S 13	S 13	E 12	WSW 3	E 12	—	E 10	E 9	E 9	SE 8	SE 8	SE 8	S 10
kJ	17	22	48	40	38	17	16	15	4	4	14	3	2	3	—	2	2	2	3	3	3	2
Wind waves Height (m) Direction Period (s)	—	—	—	—	ENE 3	NE 4	NNE 4	NNE 4	N 3	NNE 4	—	WSW 3	—	W 3	W 2	WSW 4	WSW 4	SW 4	SW 5	SSW 6	W 3	SW 5
kJ	—	—	—	—	3	12	11	24	6	20	—	1	—	4	1	7	7	9	19	32	4	60
Nearest Offshore or Glassy	Treachery Head NSW - Port Macquarie	Treachery Head NSW - Port Macquarie	Treachery Head NSW - Port Macquarie	Yacaaba Head-Boulders NSW - Port Macquarie	Fly Roads NSW - Newcastle	Yacaaba Head-Boulders NSW - Port Macquarie	Yacaaba Head-Boulders NSW - Port Macquarie	Treachery Head NSW - Port Macquarie	Treachery Head NSW - Port Macquarie	Treachery Head NSW - Port Macquarie	Treachery Head NSW - Port Macquarie	Treachery Head NSW - Port Macquarie	Treachery Head NSW - Port Macquarie	Sandbar NSW - Port Macquarie	Sandbar NSW - Port Macquarie	Elim NSW - Port Macquarie	Elim NSW - Port Macquarie	Forster Beach NSW - Port Macquarie	Seal Rocks NSW - Port Macquarie	Seal Rocks NSW - Port Macquarie	Forster Beach NSW - Port Macquarie	Tuncurry-North Wall NSW - Port Macquarie
Rating (10 max)	3	2	2	2	1	2	2	2	2	2	2	2	2	1	1	1	1	1	1	1	1	1
Distance (km)	0	0	0	13	47	13	13	0	0	0	0	0	0	6	6	15	15	27	1	1	27	31
Best forecast wave conditions in Port Macquarie	Back Bommie	Back Bommie	Hat Head	Yacaaba Head-Boulders	Trapdoors	Trapdoors	Sawtell-The Island	Back Bommie	Back Bommie	Back Bommie	Back Bommie	Back Bommie	Back Bommie	Trapdoors	Trapdoors	Forster Beach (Nambucca)	Trapdoors	Trapdoors	North Haven	North Haven	Trapdoors	Trapdoors
Rating (10 max)	3	2	3	2	2	2	2	2	2	2	2	2	2	2	2	2	1	1	1	1	1	1
Best forecast wave conditions in Australia	Luna Park VIC - Far West	Luna Park VIC - Far West	Luna Park VIC - Far West	Luna Park VIC - Far West	Luna Park VIC - Far West	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	Surfers Point WA - Margaret River	Bunker Bay Bommie WA - Margaret River	Bells Beach - Rincon VIC - Torquay	Bells Beach - Rincon VIC - Torquay	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Akkorokamui QLD - Gold Coast	Surfers Point WA - Margaret River	Cyclops WA - Far South	Cyclops WA - Far South	Surfers Point WA - Margaret River
Rating (10 max)	4	4	4	4	4	4	4	4	5	5	6	3	4	4	5	5	5	2	4	4	4	4
Header Global	Diners Beach New Zealand	Purakaunui Bay New Zealand	Purakaunui Bay New Zealand	Asu Indonesia	Asu Indonesia	Aganoa Beach Samoa	Chameau Mauritius	Sea Vista South Africa	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Gas Bay Australia	Injidup Carpark Australia	Gas Bay Australia	Viri Inga O Tuki Chile	Cathedral Rock Australia	Viri Inga O Tuki Chile	Point Roadnight Australia	Boulders Samoa	Cobblestones Australia	Brak River South Africa	Benkunqut Indonesia
Rating (10 max)	5	5	5	4	4	4	4	5	5	5	6	6	5	5	8	9	6	6	4	4	4	4

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Latest Updates

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Treachery Head 48 hour detailed Surf Forecast

How big are the waves at Treachery Head today (21 Jul):

Short Range Forecast

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