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Ski USA - Montana

Blacktail Mountain Ski Area Snow Forecast

48.02° N 114.37° W

Weather Forecast for Blacktail Mountain Ski Area at 1816m altitude

Issued:
11 am 20 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Mostly dry. Very mild (max 17°C on Mon afternoon, min 9°C on Sun morning). Wind will be generally light.

Days 4-6 weather summary:

Light rain (total 3.0mm), mostly falling on Fri morning. Very mild (max 17°C on Thu afternoon, min 3°C on Fri night). Winds increasing (light winds from the SSW on Thu morning, fresh winds from the SW by Fri afternoon).

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
clear
part cloud
cloud
part cloud
part cloud
light rain
light rain
rain showers
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
clear
some clouds
cloudy
some clouds
some clouds
light rain
light rain
rain shwrs
km/h
5
SW
5
SW
5
SSW
10
SSW
10
SW
10
SW
10
SW
15
WSW
10
WSW
15
SW
20
SW
10
WSW
5
SSW
15
SSW
15
S
30
W
35
SSW
35
WSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
1
1
max °C
12
15
15
13
17
17
13
16
15
11
14
14
13
17
17
7
8
3
min °C
9
15
12
11
16
12
11
16
10
9
13
11
11
16
12
7
5
3
 chill °C
9
15
12
10
16
11
10
15
8
7
11
10
10
15
10
3
0
-2
Humid %
70
43
40
48
34
38
51
43
31
42
28
24
37
35
39
71
65
79
Freeze m
3700
3900
4050
4100
3950
3900
3700
3700
3700
3400
3350
3850
4000
4200
4250
3200
2750
2200
Sea lvl1000m2000m3000m4000m5000m
10141311151311141191212111614652121711131812131810111611121812894
Sunrise
7:20
7:22
7:22
7:24
7:26
7:26
Sunset
7:39
7:37
7:36
7:32
7:30
7:29

Days 7-16 weather summary:

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Avalanche information: National Avalanche Center

Popular Blacktail Mountain Ski Area Pages

Snow Radar

Latest snow reports near Blacktail Mountain Ski Area:

No recent snow reports

No recent snow reports

Blacktail Mountain Ski Area Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:20 May 2026
Snow AlertsCreate Alert
Other resorts in USA - Montana are reporting: powder (0) / good piste (0)

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Snow History

Week 3 of September has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.


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