Shacks Surf Forecast

/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /

USA (1297 breaks)

Surf Forecasts:

Shacks surfForecast / HAW – Big Island / USA

48hr Weather and Surf, issued 1 pm Wednesday 15 Oct 2025 HST

Forecast update in hr min s Forecast update imminent

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

Today's Shacks sea temperature is 27.0° C
(Which is slightly warmer than usual)

How big are the waves at Shacks today?

The current surf forecast for Shacks at 6PM is: 1.1m 9s primary swell from a East-southeast direction (forecast issued at 01:00pm October 15). An open ocean swell of 0.5m 14s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & Date	Wave Height	Wave Period
Morning (15 Oct)	3ft (0.9m)	10s
Afternoon (15 Oct)	3.5ft (1.1m)	9s
Evening (15 Oct)	4ft (1.2m)	9s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Wednesday 15					Thursday 16								Friday 17								Saturday 18
	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	5 AM	8 AM
Rating (10 max)	0	0	0	0	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	ESE	ESE	ESE	ESE	ESE	ESE	E	E	E	E	E	SE	SE	SE	SE	ENE	ENE	ENE	E	E	E	ESE	ESE	E
Period(s) (?)	10	9	9	9	9	7	7	7	7	7	7	9	9	7	8	7	7	7	7	7	8	8	8	8
Wave Graph (?)
kJ (?)	205	197	188	180	222	157	154	173	199	149	144	138	142	160	163	169	193	188	275	275	282	191	168	163
Wind (km/h)	ENE	E	E	E	E	E	ENE	E	E	E	E	E	E	ENE	ENE	ENE	ENE	ENE	NE	ENE	NE	NE	NE	NNE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	cross- on	cross- on	on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross	cross- on	cross
High Tide / height (m)		11:41AM 0.85				12:29AM 0.57				12:25PM 0.85				1:08AM 0.67				1:00PM 0.83				1:40AM 0.76
Low Tide / height (m)				6:45PM 0.23				5:50AM 0.29				7:08PM 0.19				6:46AM 0.26				7:28PM 0.15				7:31AM 0.25

	Wednesday 15					Thursday 16								Friday 17								Saturday 18
Sunrise	-	-	-	-	-	-	-	6:13	-	-	-	-	-	-	-	6:13	-	-	-	-	-	-	-	6:13
Sunset	-	-	5:55	-	-	-	-	-	-	-	5:54	-	-	-	-	-	-	-	5:53	-	-	-	-	-

Rain (mm)	-	-	-	1	-	1	1	3	1	2	1	1	2	2	-	-	-	1	-	1	1	-	-	-
Temp. °C	26	26	26	25	25	24	24	25	26	25	25	25	25	25	24	25	26	25	25	25	24	24	24	25
Feels °C (?)	27	26	27	26	26	25	26	26	26	25	25	26	26	26	25	26	27	25	25	26	25	25	25	26

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 - Big Island

Wind Update Continuing clean conditions at Shacks (calm at Hawaiian Paradise Park wx 16 km from Shacks). 1.0m 7s swell from the E with a 0.8m 8s swell from the ESE and a 0.5m 12s groundswell from the NE. 3 swells combining to make bigger set waves.
58 minutes ago Shacks

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16 km away, 58 min ago

0 km/h

ENE

0.0

27.0

Air / Water (°C)

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