Waipio Bay 48 hour detailed Surf Forecast

Surf Forecasts:

Waipio Bay surfForecast / HAW – Big Island / USA

48hr Weather and Surf, issued 7 pm Sunday 14 Dec 2025 HST

Forecast update in hr min s Forecast update imminent

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

Today's Waipio Bay sea temperature is 25.7° C
(Which is slightly warmer than usual)

How big are the waves at Waipio Bay today?

The current surf forecast for Waipio Bay at 2AM is: 1.0m 13s primary swell from a Northwest direction and 0.8m 13s secondary swell from a North direction (forecast issued at 07:00pm December 14). The wind direction is predicted to be glassy and the swell rating is 3.

Time (HST) & Date	Wave Height	Wave Period
Morning (15 Dec)	4.5ft (1.3m)	14s
Afternoon (15 Dec)	4.5ft (1.4m)	14s
Evening (15 Dec)	4.5ft (1.4m)	13s

Table - waves today at Waipio Bay. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Sunday 14			Monday 15								Tuesday 16								Wednesday 17
	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	5 AM	8 AM	11 AM	2 PM
Rating (10 max)	2	2	3	3	3	3	3	3	3	1	3	4	3	3	3	3	2	3	3	3	3	3	3	3
Swell Height Map See all maps
Wave Height (m) & direction (?)	N	N	NW	NW	NW	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N
Period(s) (?)	12	12	13	13	13	14	14	14	13	13	13	14	14	13	13	13	12	15	12	14	13	13	13	13
Wave Graph (?)
kJ (?)	144	141	295	340	345	626	701	905	556	694	694	869	893	694	673	563	513	285	350	663	599	590	495	407
Wind (km/h)	N	N	WNW	W	SSE	ESE	NE	NE	E	ESE	SE	SSW	W	E	NE	E	E	WSW	W	ENE	NE	NNE	NNE	N
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	glass	glass	glass	glass	glass	glass	on	on	cross- on	cross- on	cross	glass	glass	glass	glass	glass	cross- on	cross- off	glass	glass	glass	glass	glass	glass
High Tide / height (m)				1:06AM 0.78				11:12AM 0.50				1:36AM 0.85				12:03PM 0.48					2:05AM 0.90			12:47PM 0.47
Low Tide / height (m)		5:24PM 0.16				7:39AM 0.45				5:56PM 0.13					8:23AM 0.40			6:29PM 0.10					8:58AM 0.37

	Sunday 14			Monday 15								Tuesday 16								Wednesday 17
Sunrise	-	-	-	-	-	6:48	-	-	-	-	-	-	-	6:50	-	-	-	-	-	-	-	6:50	-	-
Sunset	5:44	-	-	-	-	-	-	-	5:45	-	-	-	-	-	-	-	5:45	-	-	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	25	24	24	24	24	24	26	25	25	24	25	25	24	25	26	26	26	25	24	24	24	24	25	25
Feels °C (?)	29	28	28	27	28	27	29	28	28	26	28	29	27	28	29	29	29	28	28	28	27	27	28	29

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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