The Cove Surf Forecast

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

USA (1297 breaks)

Surf Forecasts:

The Cove surfForecast / HAW – Oahu / USA

48hr Weather and Surf, issued 7 am Wednesday 17 Sep 2025 HST

Forecast update in hr min s Forecast update imminent

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

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

How big are the waves at The Cove today?

The current surf forecast for The Cove at 11AM is: 0.4m 15s primary swell from a South-southwest direction and 0.4m 12s secondary swell from a South-southwest direction, 1.1m 6s secondary swell from a East direction (forecast issued at 07:00am September 17). The wind direction is predicted to be cross-shore.

Time (HST) & Date	Wave Height	Wave Period
Morning (17 Sep)	4ft (1.2m)	6s
Afternoon (17 Sep)	3.5ft (1.1m)	6s
Evening (17 Sep)	4ft (1.2m)	6s

Table - waves today at The Cove. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Wednesday 17							Thursday 18								Friday 19								Sat 20
	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	11 PM	2 AM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1
Swell Height Map See all maps
Wave Height (m) & direction (?)	E	E	E	E	SSW	E	E	E	SSW	SSW	SSW	E	E	ENE	SSW	SSW	SW	SSW	SSW	SSW	SSW	SSW	S	SSW
Period(s) (?)	7	6	6	6	15	6	6	6	14	14	14	7	6	6	14	13	13	13	13	18	18	18	18	17
Wave Graph (?)
kJ (?)	173	116	93	92	87	94	128	113	138	133	133	145	135	130	126	118	85	99	120	106	176	318	225	304
Wind (km/h)	ENE	ENE	E	E	ENE	ENE	E	ENE	ENE	ENE	E	E	ENE	ENE	ENE	ENE	ENE	ENE	E	ENE	ENE	ENE	NE	NE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross- off	cross- off
High Tide / height (m)				1:25PM 0.70				1:47AM 0.36					2:02PM 0.69				2:24AM 0.42				2:35PM 0.67
Low Tide / height (m)		6:04AM 0.14					8:33PM 0.13			7:05AM 0.12					8:52PM 0.12			7:56AM 0.12					9:10PM 0.11

	Wednesday 17							Thursday 18								Friday 19								Sat 20
Sunrise	-	6:18	-	-	-	-	-	-	-	6:18	-	-	-	-	-	-	-	6:20	-	-	-	-	-	-
Sunset	-	-	-	-	6:32	-	-	-	-	-	-	-	6:31	-	-	-	-	-	-	-	6:30	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	25	25	26	27	26	25	25	25	25	25	27	27	27	25	25	25	25	26	27	28	27	26	25	25
Feels °C (?)	24	23	23	24	23	23	24	24	23	23	25	25	25	24	25	25	25	26	26	26	26	26	24	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 Still cross-shore at The Cove (light winds from the E at Kalaeloa Airport 3 km from The Cove). 1.1m 5s windswell from the E with a 0.7m 8s swell from the SE and a 0.3m 12s groundswell from the SSW. 3 swells combining to make bigger set waves.
2 hours 25 minutes ago The Cove

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2 h 25 min ago

15 km/h

Cross-Shore

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