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🇯🇵 Itoigawa Seaside Valley Snow Forecast

Issued: 20 Oct 2026Next 6 days: 115cm fresh snowSnow depth: 299cm top / 85cm bottom

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Current Conditions - Perfect

Lift	Weather	Temp	Wind	Snow Depth
Top (740m)		-1°C	3 km/h	299cm
Bottom (240m)		2°C	2 km/h	85cm

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 68cm 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 299cm. Simply world-class conditions!

6-Day Forecast	Tue 20 Oct			Wed 21 Oct			Thu 22 Oct			Fri 23 Oct			Sat 24 Oct			Sun 25 Oct
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)	3	2	0	0	0	0	3	3	2	3	0	1	1	2	0	3	0	0
Snow (cm)	—	—	12	—	—	13	—	—	22	—	—	23	—	—	24	—	—	21
Rain (mm)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Max Temp (°C)	-1	0	-2	-2	-1	-2	-2	0	-3	-2	-2	-2	-1	0	-2	0	0	-4
Min Temp (°C)	-3	-3	-3	-5	-4	-4	-3	-5	-6	-3	-5	-6	-5	-6	-5	-5	-4	-5
Wind Chill (°C)	-4	-4	-4	-5	-6	-4	-5	-6	-7	-3	-6	-7	-5	-6	-5	-5	-6	-7
Humidity (%)	35	47	36	42	44	40	37	45	46	37	42	33	42	35	36	35	47	37
Freeze Lvl (m)	435	313	52	323	449	80	416	259	221	223	269	393	140	449	147	353	46	88

16 Day Forecast

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