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Ski Japan

Iwanai Resort Snow Forecast

Weather Forecast for Iwanai Resort at 764 m
Issued: 8 pm  29 Dec 2025 (local time)

New snow in Iwanai Resort

6.9cm2.7in
Tue 30th (AM)
The snow forecast for Iwanai Resort is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -2°C on Mon night, min -16°C on Wed night). Winds increasing (light winds from the W on Mon night, strong winds from the W by Wed night).

Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -2°C on Mon night, min -16°C on Wed night). Winds increasing (light winds from the W on Mon night, strong winds from the W by Wed night).

Iwanai Resort Weather (Days 4-6): A heavy fall of snow, heaviest during Sun morning. Temperatures will be below freezing (max -5°C on Sun morning, min -11°C on Thu night). Winds increasing (light winds from the WNW on Sat morning, fresh winds from the WSW by Sat night).


Iwanai Resort Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
-4
15
light snow
Middle Lift: 
-2
10
light snow
Bottom Lift: 
0
5
light snow
6 Day Forecast
Issued: 8 pm 29 Dec 2025 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
light snow
light snow
light snow
light snow
mod snow
light snow
light snow
mod snow
light snow
light snow
light snow
light snow
light snow
light snow
light snow
light snow
light snow
light snow
light snow
light snow
mod. snow
light snow
light snow
mod. snow
light snow
light snow
light snow
light snow
light snow
light snow
 km/h
10
SW
5
W
25
W
20
W
30
W
35
W
45
W
40
W
30
W
25
NW
30
NNW
20
NW
10
WNW
10
WNW
15
W
20
SW
Snow map
2
4
1
5
4
4
7
4
5
8
2
1
3
1
max °C
-2
-3
-6
-9
-12
-13
-15
-13
-12
-8
-7
-7
-8
-6
-6
-6
min °C
-2
-4
-8
-11
-13
-14
-16
-14
-13
-11
-8
-7
-8
-8
-7
-8
-6
-11
-16
-21
-24
-26
-30
-26
-24
-20
-17
-14
-14
-12
-14
-16
98
95
86
87
91
92
93
92
94
93
88
87
91
91
87
92
450
350
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-5-7-10-13-16-17-19-18-16-13-11-10-11-10-10-9-1-1-3-6-8-10-12-10-9-7-4-4-6-4-3-6
Sunrise
7:07
7:07
7:07
7:09
7:09
Sunset
4:10
4:12
4:13
4:14
4:15

Snow Radar

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Latest snow reports near Iwanai Resort:

  • 17 km away from Iwanai Resort

    60 minutes ago
    weather station observation

    Rain and snow or hail reported from Kutchan at 179 metres elevation only 4 kms E of Niseko Hanazono Resort but it is probably falling as rain at the bottom of the ski area from Niseko Hanazono Resort

  • 46 km away from Iwanai Resort

    60 minutes ago
    weather station observation

    Rain and snow or hail reported from Otaru at 26 metres elevation only 3 kms ENE of Otaru Tenguyama but it is probably falling as rain at the bottom of the ski area from Otaru Tenguyama

  • 46 km away from Iwanai Resort

    2 hours ago
    weather station observation

    Moderate to heavy freezing rain reported from Otaru at 26 metres elevation only 3 kms ENE of Otaru Tenguyama but it is forecast cold enough for snow at higher elevations in the ski area from Otaru Tenguyama

Iwanai Resort Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:5cm
Last snowfall:27 Dec 2025
Snow AlertsCreate Alert
Other resorts in Japan are reporting: powder (0) / good piste (0)


Snow History

Week 4 of December has on average:
0.8
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
5.2
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.



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