Daves Backyard Surf Forecast

/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /

USA (1297 breaks)

Surf Forecasts:

Daves Backyard surfForecast / HAW – Oahu / USA

48hr Weather and Surf, issued 1 am Thursday 04 Sep 2025 HST

Forecast update in hr min s Forecast update imminent

Daves Backyard surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Daves Backyard sea temperature is 27.0° C
(Which is normal for this time of year)

How big are the waves at Daves Backyard today?

The current surf forecast for Daves Backyard at 4AM is: 0.7m 5s primary swell from a East direction and 0.3m 9s secondary swell from a South-southeast direction (forecast issued at 01:00am September 04). An open ocean swell of 0.4m 11s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & Date	Wave Height	Wave Period
Morning (04 Sep)	2.5ft (0.7m)	5s
Afternoon (04 Sep)	2.5ft (0.7m)	5s
Evening (04 Sep)	1ft (0.3m)	15s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

		Thursday 04								Friday 05								Saturday 06
	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	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	2	1	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	E	SSE	E	E	E	E	E	SW	SW	SW	SW	SW	SW	SW	SW	SW	SSW	SSW	S	SSW	SSW	SSW	SSW	SSW
Period(s) (?)	4	9	5	5	5	5	5	15	15	14	14	14	14	13	13	13	17	16	16	16	17	15	15	15
Wave Graph (?)
Energy (?)	30	69	44	46	46	48	36	71	86	139	127	85	101	94	104	99	146	142	282	355	356	319	322	361
Wind (km/h)	ENE	ENE	ENE	ENE	E	E	ENE	ENE	ENE	ENE	ENE	ENE	ESE	ESE	ENE	NE	ENE	NE	NNE	ENE	E	SE	ESE	ENE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross	cross	cross	cross- on	cross- on	cross	cross	cross	cross	cross	cross	cross- on	cross- on	cross	cross- off	cross	cross- off	cross- off	cross	cross- on	on	cross- on	cross
High Tide / height (m)		1:31AM 0.29					2:09PM 0.73				2:11AM 0.34				2:41PM 0.74				2:50AM 0.41				3:11PM 0.73
Low Tide / height (m)	8:58PM 0.16			6:46AM 0.09					9:13PM 0.14			7:36AM 0.08					9:31PM 0.11				8:23AM 0.07

		Thursday 04								Friday 05								Saturday 06
Sunrise	-	-	-	6:16	-	-	-	-	-	-	-	6:16	-	-	-	-	-	-	-	6:16	-	-	-	-
Sunset	-	-	-	-	-	-	6:45	-	-	-	-	-	-	-	6:44	-	-	-	-	-	-	-	6:43	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	25	25	25	26	27	28	27	26	25	25	24	25	27	28	27	26	25	25	25	25	27	27	27	26
Feels °C (?)	24	24	25	25	25	25	24	24	23	24	25	27	27	27	25	25	25	26	27	26	27	27	27	25

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

Recent Eyeball Surf Reports for HAW - Oahu

Wind Update Continuing clean conditions at Daves Backyard (light winds from the NNE at Kalaeloa Airport 5 km from Daves Backyard). 0.7m 4s local chop from the ENE with a 0.5m 7s swell from the SSE and a 0.3m 8s swell from the SE. 3 swells combining to make bigger set waves.
2 hours 33 minutes ago Daves Backyard

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2 h 33 min ago

6 km/h

NNE

Clean

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