Treachery Head 48 hour detailed Surf Forecast

Lat Long: 32.45° S 152.53° E

Issued: 3 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 9AM is: 1.4m 10s primary swell from a East-northeast direction and 0.6m 11s secondary swell from a South direction (forecast issued at 03:00am July 21). The wind direction is predicted to be offshore and the swell rating is 3.

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
	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)	3	3	3	2	2	0	1	1	1	2	2	2	2	2	2	1	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	E 10	E 10	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
Wave Graph
kJ	530	459	402	394	342	288	288	282	289	248	235	197	193	189	185	181	146	146	116	116	82	82	62	59
Wind (km/h)	N	NW	NW	NNW	NE	ENE	NE	N	N	NNW	NNW	WNW	ESE	SE	WNW	NW	W	W	WSW	WSW	SW	SW	W	WSW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	cross-off	off	glassy	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-off	cross
High Tide	00:45AM1.21m					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	15	14	14	15	16	16	17	17	16	14	14	14	16	19	19	17	16	15	14	15	18	19	18	15
Feels °C	14	12	13	14	13	13	13	14	13	11	11	13	15	18	16	12	12	10	9	10	13	14	11	7
Swell 1 Height (m) Direction Period (s)	E 10	E 10	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	530	459	402	394	342	288	288	282	289	248	235	197	193	189	185	181	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 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	S 10
kJ	118	114	82	81	81	56	55	50	31	31	31	31	31	31	18	20	21	20	8	8	8	8	27	8
Swell 3 Height (m) Direction Period (s)	S 15	S 14	S 15	SSE 15	SSE 16	S 15	S 15	S 15	S 14	S 14	S 14	S 13	S 12	E 12	WSW 3	—	—	E 10	E 9	E 9	SE 8	SE 8	SE 8	SE 8
kJ	18	16	17	22	48	40	38	17	16	15	4	13	12	3	2	—	—	2	2	2	3	3	3	2
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	NE 3	NE 4	NNE 4	NNE 4	NNW 3	NNE 4	—	WSW 3	—	W 3	W 2	WSW 4	WSW 4	SW 4	SSW 5	SSW 6	W 3	SW 4
kJ	—	—	—	—	—	—	4	12	20	29	4	15	—	3	—	4	1	5	7	9	17	29	4	40
Nearest Offshore or Glassy	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	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	Seal Rocks 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	3	3	2	2	2	1	2	2	2	2	2	2	2	2	2	1	1	1	1	1	1	1	1
Distance (km)	0	0	0	0	0	13	47	13	13	0	0	0	0	0	0	6	6	15	15	1	1	1	27	31
Best forecast wave conditions in Port Macquarie	Back Bommie	Back Bommie	Back Bommie	Back Bommie	Hat Head	Yacaaba Head-Boulders	Trapdoors	Trapdoors	Trapdoors	Back Bommie	Back Bommie	Back Bommie	Back Bommie	Back Bommie	Back Bommie	Back Bommie	Trapdoors	Forster Beach (Nambucca)	Trapdoors	Trapdoors	North Haven	North Haven	Trapdoors	Trapdoors
Rating (10 max)	3	3	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	Ethel Wreck SA - Yorke Peninsula	Ethel Wreck SA - Yorke Peninsula	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	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	Surfers Point WA - Margaret River	Bunker Bay Bommie 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	Cyclops WA - Far South	Surfers Point WA - Margaret River
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	5	5	5	6	5	3	5	5	5	5	4	2	4	4
Header Global	Last Chance New Zealand	Diners Beach New Zealand	Diners Beach New Zealand	Purakaunui Bay New Zealand	Asu Indonesia	Asu Indonesia	Aganoa Beach Samoa	Benkunqut Indonesia	Chameau Mauritius	Sea Vista South Africa	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Gas Bay Australia	Cow Bombie Australia	Supertubes Australia	Cobblestones Australia	Cathedral Rock Australia	Cathedral Rock Australia	Cobblestones Australia	Georgica Pond United States	Brak River South Africa	Benkunqut Indonesia	Dolphin Point South Africa
Rating (10 max)	5	5	5	5	4	4	4	4	4	5	5	5	5	6	5	5	5	9	9	5	5	4	4	5

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):

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