Dum Dums 48 hour detailed Surf Forecast

Lat Long: 35.45° S 150.42° E

Issued: 3 am 20 Jul 2026 (local time)

Forecast update in hr min

Today's Dum Dums sea temperature is

17.2° C

Dum Dums 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 Dum Dums today (20 Jul):

Morning surf: Morning surf (20 Jul, local time) - 4.5ft (1.4m), 11s period with ENE swell.
Afternoon surf: Afternoon surf (20 Jul, local time) - 4.5ft (1.4m), 11s period with ENE swell.
Evening surf: Evening surf (20 Jul, local time) - 6.5ft (2.0m), 11s period with ENE swell.

The current surf forecast for Dum Dums at 9AM is: 1.4m 11s primary swell from a East-northeast direction and 0.6m 12s secondary swell from a South direction (forecast issued at 03:00am July 20). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (AEST) & Date	Wave Height	Wave Period
Morning (20 Jul)	4.5ft (1.4m)	11s
Afternoon (20 Jul)	4.5ft (1.4m)	11s
Evening (20 Jul)	6.5ft (2.0m)	11s

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

	Short Range Forecast Mostly dry. Very mild (max 19°C on Mon afternoon, min 11°C on Mon night). Wind will be generally light.
	Monday 20								Tuesday 21								Wednesday 22
	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	3	2	0	4	3	3	2	2	2	1	1	2	2	2	2	1	1	1	1	1	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ENE 10	ENE 11	ENE 11	ENE 11	ENE 11	ENE 11	ENE 11	ENE 11	ENE 11	ENE 11	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10
Wave Graph
kJ	411	436	444	444	444	444	955	531	436	372	310	274	232	227	227	240	186	186	151	151	107	117	105	105
Wind (km/h)	NW	NW	NW	N	NE	NE	N	W	WNW	WNW	WNW	WSW	E	ESE	W	NW	NW	NW	WNW	W	WNW	WNW	W	W
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	cross-off	cross-off	cross	cross-on	cross-off	off	off	off	glassy	glassy	on	on	cross-off	off	cross-off	off	off	off	off	off	off	off
High Tide	00:11AM1.29m					1:05PM1.24m				1:03AM1.13m				1:55PM1.25m				2:01AM1.00m				2:47PM1.26m
Low Tide			6:38AM0.24m					7:10PM0.46m				7:18AM0.34m				8:18PM0.49m				8:00AM0.42m				9:30PM0.49m


	—	—	7:01	—	—	—	—	—	—	—	7:01	—	—	—	—	—	—	—	7:01	—	—	—	—	—
	—	—	—	—	—	5:06	—	—	—	—	—	—	—	5:07	—	—	—	—	—	—	—	5:07	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	11	11	10	12	18	19	15	13	12	11	11	12	16	15	14	13	12	12	13	16	19	19	16	14
Feels °C	10	9	7	9	14	15	12	10	9	8	8	10	13	13	12	11	9	8	10	13	15	14	11	10
Swell 1 Height (m) Direction Period (s)	ENE 10	ENE 11	ENE 11	ENE 11	ENE 11	ENE 11	ENE 11	ENE 11	ENE 11	ENE 11	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10
kJ	411	436	444	444	444	444	560	531	436	372	310	274	232	227	227	240	186	186	151	151	107	117	105	105
Swell 2 Height (m) Direction Period (s)	S 12	S 12	S 12	S 12	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 10	SSW 10	S 11	S 11	S 10	S 10
kJ	103	102	100	97	61	58	57	56	56	35	33	31	30	17	17	17	17	17	17	21	9	9	8	8
Swell 3 Height (m) Direction Period (s)	SE 16	SE 16	SE 15	SE 15	SE 15	SE 14	SE 14	SE 14	SE 14	SE 14	ESE 14	SE 13	SE 13	SE 13	SE 13	SE 13	SE 13	SE 13	SE 13	SE 13	SE 12	SE 12	SE 12	SE 12
kJ	39	38	36	35	33	33	32	30	29	29	18	7	7	7	7	7	7	7	7	6	6	6	6	6
Wind waves Height (m) Direction Period (s)	—	—	—	—	NE 2	NE 4	ENE 11	—	—	—	—	—	—	—	—	—	—	NNE 5	W 2	WNW 3	—	—	W 2	WSW 3
kJ	—	—	—	—	2	13	955	—	—	—	—	—	—	—	—	—	—	31	1	3	—	—	1	3
Nearest Offshore or Glassy	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Green Island NSW - South Coast	Green Island NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Bannister Head Suck Rock NSW - South Coast	Bannister Head Suck Rock NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast	Dum Dums NSW - South Coast
Rating (10 max)	3	3	3	3	3	3	4	3	3	2	2	2	1	1	2	2	2	2	1	1	1	1	1	1
Distance (km)	0	0	0	0	21	21	0	0	0	0	0	0	15	15	0	0	0	0	0	0	0	0	0	0
Best forecast wave conditions in South Coast - New South Wales	Depot Beach	Depot Beach	Depot Beach	Ulladulla Bommie	Green Island	Green Island	Ulladulla Bommie	Depot Beach	Depot Beach	Depot Beach	Depot Beach	Depot Beach	Depot Beach	Green Island	Depot Beach	Depot Beach	Depot Beach	Depot Beach	Depot Beach	Depot Beach	Depot Beach	Dolphin Point	Depot Beach	Depot Beach
Rating (10 max)	3	3	3	3	3	3	4	3	3	3	2	2	2	2	2	2	2	2	2	2	2	2	1	1
Best forecast wave conditions in Australia	Luna Park VIC - Far West	Cyclops WA - Far South	Cyclops WA - Far South	Cyclops WA - Far South	Cyclops WA - Far South	Cyclops WA - Far South	Cyclops WA - Far South	Cyclops WA - Far South	Ethel Wreck SA - Yorke Peninsula	Ethel Wreck SA - Yorke Peninsula	Luna Park VIC - Far West	Luna Park VIC - Far West	Snapper Rocks QLD - Gold Coast	Snapper Rocks QLD - Gold Coast	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	Surfers Point WA - Margaret River	Bunker Bay Bommie WA - Margaret River	Surfers Point WA - Margaret River
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	4	3	3	4	4	4	4	5	5	7	6	4	5
Header Global	Papatowai New Zealand	Papatowai New Zealand	Otago Peninsula - Allans Beach New Zealand	Otago Peninsula - Allans Beach New Zealand	Otago Peninsula - Allans Beach New Zealand	Ning Nong Point and Reef New Zealand	Ning Nong Point and Reef New Zealand	Ning Nong Point and Reef New Zealand	Last Chance New Zealand	Seconds (White Rock) New Zealand	Diners Beach New Zealand	Asu Indonesia	Papatowai New Zealand	Asu Indonesia	Aganoa Beach Samoa	Aganoa Beach Samoa	Bruces Beauties South Africa	Van Stadens Mouth South Africa	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Injidup Carpark Australia	Bancoora Australia
Rating (10 max)	7	7	6	5	5	7	6	5	5	5	5	4	5	4	4	4	4	5	5	5	7	6	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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Dum Dums 48 hour detailed Surf Forecast

How big are the waves at Dum Dums today (20 Jul):

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