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🇯🇵 Itoigawa Seaside Valley Snow Forecast

Issued: 25 Jun 2026Next 6 days: 98cm fresh snowSnow depth: 350cm top / 117cm bottom

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Current Conditions - Perfect

Lift	Weather	Temp	Wind	Snow Depth
Top (740m)		-2°C	0 km/h	350cm
Bottom (240m)		1°C	2 km/h	117cm

Next 3 Days

Exceptional conditions ahead for Itoigawa Seaside Valley! Expect 47cm of fresh powder over the next three days. Temperatures will remain well below freezing, ensuring perfect snow preservation. Light winds make for ideal skiing conditions.

Days 4–6

The outstanding weather continues with an additional 51cm of snowfall expected. Night-time snow showers will replenish the pistes beautifully, while days remain crisp and clear. Base depth continues to build impressively.

Extended Outlook

The long-range forecast for Itoigawa Seaside Valley looks absolutely phenomenal. Consistent snowfall, sub-zero temperatures, and calm winds will persist. Snow depth at the summit is an impressive 350cm. Simply world-class conditions!

6-Day Forecast	Thu 25 Jun			Fri 26 Jun			Sat 27 Jun			Sun 28 Jun			Mon 29 Jun			Tue 30 Jun
6-Day Forecast	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night
Weather
Summary	Clear	Clear	Heavy Snow	Clear	Clear	Heavy Snow	Clear	Clear	Heavy Snow	Clear	Clear	Heavy Snow	Clear	Clear	Heavy Snow	Clear	Clear	Heavy Snow
Wind (km/h)	0	3	3	0	2	0	1	3	0	0	2	1	2	3	3	2	1	2
Snow (cm)	—	—	13	—	—	23	—	—	11	—	—	18	—	—	12	—	—	21
Rain (mm)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Max Temp (°C)	-2	-2	-2	-1	-1	-3	-2	-1	-2	0	-2	-3	-1	-1	-4	-1	-1	-3
Min Temp (°C)	-6	-3	-4	-6	-4	-6	-3	-3	-3	-6	-5	-4	-6	-4	-5	-6	-5	-4
Wind Chill (°C)	-8	-5	-4	-8	-4	-7	-5	-4	-5	-6	-7	-5	-7	-4	-6	-6	-6	-6
Humidity (%)	30	41	30	50	36	36	36	42	39	37	32	44	35	33	36	35	50	38
Freeze Lvl (m)	78	99	298	244	319	230	450	239	225	258	194	165	311	5	294	317	485	64

16 Day Forecast

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