Big Sky snow
Ski USA - Montana

Big Sky Snow Forecast

Weather Forecast for Big Sky at 2073 m
Issued: 10 am  20 Dec 2025 (local time)

New snow in Big Sky

1.1cm0.4in
Sun 21st (AM)
The snow forecast for Big Sky is: Moderate rain (total 14.0mm) heaviest on Sun night, then becoming colder with a dusting of snow on Mon morning. Freeze-thaw conditions (max 2°C on Sun night, min -14°C on Sat morning). Winds increasing (light winds from the WSW on Sat morning, fresh winds from the WSW by Mon morning).

Big Sky Weather (Next 3 days): The snow forecast for Big Sky is: Moderate rain (total 14.0mm) heaviest on Sun night, then becoming colder with a dusting of snow on Mon morning. Freeze-thaw conditions (max 2°C on Sun night, min -14°C on Sat morning). Winds increasing (light winds from the WSW on Sat morning, fresh winds from the WSW by Mon morning).

Big Sky Weather (Days 4-6): Light rain (total 2.0mm) at first, then becoming colder with a dusting of snow on Thu night. Freeze-thaw conditions (max 3°C on Tue afternoon, min -8°C on Thu morning). Mainly fresh winds.


Big Sky Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 0.4m
-16
40
clear
Middle Lift: 
-11
25
clear
Bottom Lift: 0.4m
-5
15
clear
6 Day Forecast
Issued: 10 am 20 Dec 2025 / Updates in ::
Change Forecast Height
Choose Forecast
Last 6 daysScroll left for last 6 daysNow
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
part cloud
part cloud
light snow
light snow
heavy rain
light snow
snow showers
cloud
light snow
cloud
light rain
clear
cloud
snow showers
clear
light snow
light snow
clear
some clouds
some clouds
light snow
light snow
heavy rain
light snow
snow shwrs
cloudy
light snow
cloudy
light rain
clear
cloudy
snow shwrs
clear
light snow
light snow
 km/h
15
WSW
15
WSW
20
SW
20
SSW
25
SSW
15
SW
25
WSW
15
SW
20
SSW
25
SSW
25
SSW
25
SSW
20
S
25
S
20
SW
15
SSW
15
S
15
SSW
Snow map
1
1
1
1
3
1
13
1
1
max °C
-5
-4
-6
-1
1
2
2
1
-1
2
3
1
2
3
1
-1
1
0
min °C
-14
-10
-11
-3
1
1
1
-4
-7
0
1
-1
-3
1
-5
-8
-2
-4
-20
-17
-18
-8
-4
-4
-5
-10
-14
-5
-4
-7
-9
-5
-11
-14
-7
-10
58
58
58
93
96
96
79
70
88
93
77
86
78
86
88
74
93
95
1250
650
950
2150
2550
2500
2150
1600
1150
2500
2600
2500
2500
2550
2050
2100
2000
2150
Sea lvl1000m2000m3000m4000m5000m
-16-14-10-8-6-6-8-9-8-6-5-5-6-6-7-8-8-9-10-7-9-2122-2-4120-12-2-5-1-2
Sunrise
8:00
8:00
8:02
8:02
8:03
8:03
Sunset
4:45
4:45
4:45
4:45
4:46
4:47

Snow Radar

Latest snow reports near Big Sky:

No recent snow reports

No recent snow reports

Big Sky Snow Conditions

Top snow depth:36cm
Bottom snow depth:36cm
Fresh snowfall depth:9cm
Last snowfall:19 Dec 2025
Snow AlertsCreate Alert
Other resorts in USA - Montana are reporting: powder (2) / good piste (4)


Snow History

Week 3 of December has on average:
0.7
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
1.8
Powder days
Fresh snow, limited sun, any wind.
1.2
Bluebird days
Average snow, mostly sunny, light wind.