Duds Reef Surf Forecast

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

USA (1297 breaks)

Surf Forecasts:

Duds Reef surfForecast / HAW – Oahu / USA

48hr Weather and Surf, issued 1 am Monday 15 Sep 2025 HST

Forecast update in hr min s Forecast update imminent

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

Today's Duds Reef sea temperature is 27.2° C
(Which is normal for this time of year)

How big are the waves at Duds Reef today?

The current surf forecast for Duds Reef at 7AM is: 0.5m 13s primary swell from a South-southwest direction and 0.8m 6s secondary swell from a East direction, 0.6m 7s secondary swell from a East direction, 0.9m 6s secondary swell from a East-northeast direction (forecast issued at 01:00am September 15). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (HST) & Date	Wave Height	Wave Period
Morning (15 Sep)	1.5ft (0.5m)	13s
Afternoon (15 Sep)	1.5ft (0.4m)	13s
Evening (15 Sep)	3ft (0.9m)	8s

Table - waves today at Duds Reef. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

		Monday 15								Tuesday 16								Wednesday 17
	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	1	0	0	0	0	1	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSW	SSW	E	SSW	SSW	SSW	SSW	E	SSW	SSW	SSW	SSW	SW	SW	SW	E	E	E	E	E	E	E	E	E
Period(s) (?)	14	14	6	13	13	13	13	8	13	13	12	12	18	17	17	6	6	6	6	6	6	6	6	6
Wave Graph (?)
Energy (?)	279	258	305	215	193	169	204	262	217	211	193	167	215	226	217	233	247	220	228	263	296	349	296	252
Wind (km/h)	ENE	ENE	NE	ENE	ENE	ENE	ENE	NE	NE	NE	NE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross	cross- off	cross	cross	cross	cross	cross- off	cross- off	cross- off	cross- off	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross
High Tide / height (m)	9:26PM 0.21					11:39AM 0.67				12:01AM 0.24				12:39PM 0.69				1:04AM 0.29				1:25PM 0.70
Low Tide / height (m)			2:55AM 0.14					7:54PM 0.18			4:42AM 0.15						8:13PM 0.15			6:04AM 0.14

		Monday 15								Tuesday 16								Wednesday 17
Sunrise	-	-	-	6:18	-	-	-	-	-	-	-	6:18	-	-	-	-	-	-	-	6:18	-	-	-	-
Sunset	-	-	-	-	-	-	6:35	-	-	-	-	-	-	-	6:34	-	-	-	-	-	-	-	6:32	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	25	25	24	25	27	28	27	25	25	24	24	25	26	27	27	25	25	25	25	25	27	27	26	25
Feels °C (?)	24	26	24	25	25	26	26	24	24	23	24	24	24	24	25	23	23	24	23	22	24	25	23	23

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 Duds Reef (light winds from the NE at Kalaeloa Airport 6 km from Duds Reef). 0.8m 5s windswell from the ENE with a 0.6m 6s windswell from the SE and a 0.4m 14s groundswell from the SSW as well as a 0.3m 10s swell from the SSE. 4 swells combining to make bigger set waves.
1 hour 43 minutes ago Duds Reef

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1 h 43 min ago

6 km/h

Clean

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