Treachery Head 48 hour detailed Surf Forecast

Lat Long: 32.45° S 152.53° E

Issued: 3 am 12 Sep 2026 (local time)

Forecast update in hr min

Today's Treachery Head sea temperature is

19.9°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 (12 Sep):

Morning surf: Morning surf (12 Sep, local time) - 4.5ft (1.4m), 10s period with S swell.
Afternoon surf: Afternoon surf (12 Sep, local time) - 4.5ft (1.3m), 12s period with S swell.
Evening surf: Evening surf (12 Sep, local time) - 4ft (1.2m), 11s period with S swell.

The current surf forecast for Treachery Head at 7AM is: 1.4m 10s primary swell from a South-southeast direction and 0.5m 19s secondary swell from a South direction (forecast issued at 03:00am September 12). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (AEST) & Date	Wave Height	Wave Period
Morning (12 Sep)	4.5ft (1.4m)	10s
Afternoon (12 Sep)	4.5ft (1.3m)	12s
Evening (12 Sep)	4ft (1.2m)	11s

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

	Short Range Forecast Mostly dry. Very mild (max 19°C on Mon afternoon, min 15°C on Sat night). Winds increasing (calm on Sat morning, fresh winds from the NNE by Sun afternoon).
	Saturday 12								Sunday 13								Monday 14
	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	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM
Rating (10 max)	1	3	3	3	1	0	1	1	2	2	1	1	0	0	0	0	0	0	1	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	S 10	S 10	SSE 10	S 10	S 13	S 12	SSE 12	S 11	S 11	S 20	S 10	S 10	S 11	S 11	S 11	S 11	S 10	S 13	S 12	S 12	S 12	S 11	S 11	S 11
Wave Graph
kJ	441	450	402	339	564	505	512	338	296	276	210	214	184	191	188	184	108	209	193	180	134	127	86	83
Wind (km/h)	E	NW	WNW	E	ENE	ENE	NE	NNE	NNE	N	N	NNE	NE	NE	NNE	NNE	N	N	N	NNE	NE	NE	NNE	NNE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	off	cross-off	glassy	cross	cross	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	cross-off
High Tide				8:42AM1.48m				8:51PM1.54m				9:18AM1.51m				9:30PM1.42m				9:54AM1.52m
Low Tide		2:32AM0.03m				2:42PM0.15m				3:04AM0.08m				3:26PM0.18m				3:35AM0.15m					4:10PM0.23m


	—	5:54	—	—	—	—	—	—	—	5:52	—	—	—	—	—	—	—	5:50	—	—	—	—	—	—
	—	—	—	—	—	5:38	—	—	—	—	—	—	—	5:38	—	—	—	—	—	—	—	5:39	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	17	16	16	17	17	17	17	17	16	15	15	16	17	18	18	17	16	15	15	17	18	18	19	18
Feels °C	16	15	15	17	14	12	12	12	12	11	12	12	11	11	11	10	9	10	11	12	12	12	14	13
Swell 1 Height (m) Direction Period (s)	S 10	S 10	SSE 10	S 10	S 13	S 12	SSE 12	S 11	S 11	S 10	S 10	S 10	S 11	S 11	S 11	S 11	S 10	S 13	S 12	S 12	S 12	S 11	S 11	S 11
kJ	441	450	402	339	564	505	512	338	269	210	210	214	184	191	188	184	108	209	193	180	134	127	86	83
Swell 2 Height (m) Direction Period (s)	S 19	SSE 19	S 19	S 19	S 19	S 18	S 17	S 21	S 20	S 20	S 19	S 18	SSE 17	S 16	E 13	E 13	S 13	E 13	E 13	E 13	E 12	E 12	E 12	E 12
kJ	29	70	184	265	259	238	200	223	296	276	176	160	92	46	13	13	55	13	13	13	12	12	3	12
Swell 3 Height (m) Direction Period (s)	E 14	E 14	E 14	E 14	E 14	E 14	E 12	E 13	E 13	E 13	E 13	E 13	E 13	E 13	ENE 13	—	E 13	S 18	—	E 9	E 8	E 16	E 10	—
kJ	14	15	15	16	15	15	3	13	13	14	14	14	13	13	17	—	13	6	—	1	1	5	2	—
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	E 3	ENE 3	ENE 4	ENE 4	ENE 4	NE 4	NE 4	NE 4	ENE 5	NE 5	NE 5	NE 5	NE 6	NE 5	NE 5	NE 5	NE 5	NE 6	NE 6
kJ	—	—	—	—	—	5	9	13	16	12	9	9	24	56	61	83	72	43	35	28	43	103	100	90
Nearest Offshore or Glassy	Sandbar NSW - Port Macquarie	Treachery Head NSW - Port Macquarie	Treachery Head NSW - Port Macquarie	Treachery Head NSW - Port Macquarie	Valla Beach NSW - Port Macquarie	Box Head NSW - Newcastle	Box Head NSW - Newcastle	Anna Bay-Morna Point NSW - Newcastle	Yacaaba Head-Boulders NSW - Port Macquarie	Yacaaba Head-Boulders NSW - Port Macquarie	Booti Booti National Park NSW - Port Macquarie	Fly Roads NSW - Newcastle	Turners Beach NSW - North Coast	The Pass NSW - North Coast	North Era NSW - Illawarra	Diamond Head NSW - Port Macquarie	Anna Bay-Morna Point NSW - Newcastle	Yacaaba Head-Boulders NSW - Port Macquarie	Yacaaba Head-Boulders NSW - Port Macquarie	Little Gibber - Dark Point NSW - Newcastle	Umina Beach NSW - Newcastle	Gerroa (7 Mile Beach) NSW - Illawarra	Anna Bay-Morna Point NSW - Newcastle	Yacaaba Head-Boulders NSW - Port Macquarie
Rating (10 max)	2	3	3	3	2	2	1	2	3	3	2	2	1	2	2	2	1	2	2	2	1	1	1	1
Distance (km)	6	0	0	0	211	165	165	57	13	13	12	47	345	436	237	85	57	13	13	31	166	306	57	13
Best forecast wave conditions in Port Macquarie	Back Bommie	Back Bommie	Back Bommie	Back Bommie	Trapdoors		Nambucca Heads	Forster Beach (Nambucca)	Scotts Head	Scotts Head	Back Bommie	Lighthouse Beach Port Macquarie				Bonny Hills	Diamond Head	Forster Beach (Nambucca)	Diamond Head	Nambucca Heads			Nambucca Heads	Nambucca Heads
Rating (10 max)	2	3	3	3	2		2	3	3	3	2	2				2	2	2	2	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	Ethel Wreck SA - Yorke Peninsula	Luna Park VIC - Far West	Luna Park VIC - Far West	Shipstern Bluff TAS - East Coast	Remarkable Caves TAS - East Coast	Ethel Wreck SA - Yorke Peninsula	Shipstern Bluff TAS - East Coast	Cathedral Rock VIC - Cape Otway	Luna Park VIC - Far West	Luna Park VIC - Far West	Luna Park VIC - Far West	Cyclops WA - Far South	Luna Park VIC - Far West	Shipstern Bluff TAS - East Coast	Point Lonsdale VIC - Torquay	Cobblestones WA - Margaret River	Bunker Bay Bommie WA - Margaret River	Bunker Bay Bommie WA - Margaret River	Surfers Point WA - Margaret River
Rating (10 max)	8	7	6	6	5	4	5	5	4	4	4	4	4	4	4	4	4	4	2	2	7	4	4	6
Header Global	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Shipwrecks Bay-Peaks New Zealand	Airport Rights New Zealand	White Rock - The Spit New Zealand	White Rock - The Spit New Zealand	Asu Indonesia	Asu Indonesia	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Gerickes Point South Africa	Ouano Lefts New Caledonia	Ouano Lefts New Caledonia	Fish Boma South Africa	Papatowai New Zealand	Cobblestones Australia	Supertubes Australia	Injidup Carpark Australia	Cow Bombie Australia
Rating (10 max)	9	9	9	8	6	5	7	6	5	5	9	9	9	7	6	6	6	6	5	5	7	6	5	6

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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Treachery Head 48 hour detailed Surf Forecast

How big are the waves at Treachery Head today (12 Sep):

Short Range Forecast

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