Kaiser's (Hachijojima Island) Surf Forecast

/ Izu Islands (6 surf breaks) /

Japan (129 surf breaks)

Surf Forecasts:

Kaiser's (Hachijojima Island) surfForecast / Izu Islands / Japan

48hr Weather and Surf, issued 8 pm Monday 15 Sep 2025 JST

Forecast update in hr min s Forecast update imminent

Kaiser's (Hachijojima Island) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Kaiser's (Hachijojima Island) sea temperature is 29.7° C
(Which is 2.4°C warmer than normal for this time of year)

How big are the waves at Kaiser's (Hachijojima Island) today?

The current surf forecast for Kaiser's (Hachijojima Island) at 2AM is: 0.7m 9s primary swell from a East-southeast direction and 0.3m 13s secondary swell from a East-northeast direction (forecast issued at 08:00pm September 15). An open ocean swell of 0.6m 6s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (16 Sep)	2.5ft (0.7m)	9s
Afternoon (16 Sep)	2.5ft (0.7m)	9s
Evening (16 Sep)	2.5ft (0.7m)	8s

Table - waves today at Kaiser's (Hachijojima Island). (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Mon 15		Tuesday 16								Wednesday 17								Thursday 18
	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E	ESE	ESE	E	E	E	E	SE
Period(s) (?)	10	9	9	9	9	9	9	9	8	8	8	9	9	10	10	9	9	9	9	9	9	9	8	10
Wave Graph (?)
Energy (?)	88	110	106	114	105	126	125	118	117	126	126	125	94	129	104	95	99	119	107	98	100	75	73	68
Wind (km/h)	W	W	W	W	WNW	NW	NW	NW	W	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	off	cross- off	cross- off	off	off	off	cross- off	off	glass	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off
High Tide / height (m)		8:58PM 1.43								6:07PM 1.29	10:39PM 1.34						4:29PM 1.32			1:31AM 1.36
Low Tide / height (m)						6:46AM 0.40				6:21PM 1.29				8:07AM 0.36				8:42PM 1.19					9:06AM 0.34

	Mon 15		Tuesday 16								Wednesday 17								Thursday 18
Sunrise	-	-	-	-	5:24	-	-	-	-	-	-	-	5:24	-	-	-	-	-	-	-	5:24	-	-	-
Sunset	-	-	-	-	-	-	-	5:46	-	-	-	-	-	-	-	5:45	-	-	-	-	-	-	-	5:44

Rain (mm)	-	-	-	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28	28
Feels °C (?)	31	32	32	31	32	32	32	32	33	32	32	31	31	31	30	29	30	30	29	28	28	28	29	28

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 Izu Islands

Wind Update Continuing clean conditions at Kaiser's (Hachijojima Island) (calm at Miyagawacho wx 221 km from Kaiser's (Hachijojima Island)). A 0.6m swell from the E
47 minutes ago Kaiser's (Hachijojima Island)

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