Avalanche Weather Guidance
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
082
FWUS45 KTFX 061002
AVGTFX
Avalanche Weather Guidance
National Weather Service Great Falls MT
300 AM MST Sat Dec 6 2025
...Glacier National Park/Marias Pass...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV BK BK OV OV BK BK BK OV OV OV OV OV BK BK OV
Cloud Cover (%) 75 70 60 65 80 75 65 65 60 75 80 80 75 70 65 65 75
Temperature 14 17 22 25 25 26 26 26 26 26 27 28 29 29 30 30 31
Max/Min Temp 27 25 30 28
Wind Dir W W W SW W W W W W SW SW SW SW SW SW SW SW
Wind (mph) 14 13 14 18 21 28 28 27 24 23 23 24 25 31 29 31 31
Wind Gust (mph) 41 36 33 39 48 66 67 64 58 55 48 50 56 70 71 75 73
Precip Prob (%) 40 30 20 40 50 50 30 30 30 30 50 50 60 60 40 40 40
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.03 0.08 0.13 0.06 0.02 0.04 0.07 0.04
12 Hour QPF 0.11 0.19 0.06 0.11
Low End QPF 0.03 0.01 0.03 0.02
High End QPF 0.17 0.23 0.15 0.18
6 Hour Snow 0.5 1.0 1.5 0.7 0.3 0.4 0.5 0.5
12 Hour Snow 1.5 2.2 0.7 1.0
Low End Snow 0.4 0.2 0.3 0.2
High End Snow 2.4 2.9 1.8 1.9
Snow Level (kft) 3.0 2.8 2.8 3.4 3.6 3.5 3.3 3.1 3.1 3.0 3.2 3.8 4.0 4.2 4.4 4.4 4.3
Snow Density (%) 7 7 7 7 7 7 7 7 7 7 8 8 10 10 9 9 9
...Bob Marshall/Scapegoat Wilderness...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV BK OV OV OV OV OV BK BK OV OV OV OV OV OV OV
Cloud Cover (%) 90 70 70 80 85 80 75 75 65 70 80 80 80 80 75 75 75
Temperature 21 22 26 28 26 25 25 26 25 26 27 29 27 28 29 30 31
Max/Min Temp 28 24 30 27
Wind Dir W W W W W W W W W W W SW W W W W W
Wind (mph) 20 16 14 16 17 24 26 26 24 19 16 16 16 23 25 26 26
Wind Gust (mph) 50 42 35 37 42 61 67 67 64 55 44 43 43 59 66 67 65
Precip Prob (%) 90 50 40 60 70 70 60 60 40 40 60 60 70 70 50 50 50
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.08 0.08 0.10 0.07 0.01 0.02 0.05 0.03
12 Hour QPF 0.16 0.17 0.03 0.08
Low End QPF 0.04 0.01 0.01 0.02
High End QPF 0.23 0.19 0.14 0.11
6 Hour Snow 1.3 0.9 1.2 0.9 0.1 0.2 0.4 0.3
12 Hour Snow 2.2 2.1 0.3 0.7
Low End Snow 0.6 0.2 0.1 0.2
High End Snow 3.3 2.5 1.8 1.2
Snow Level (kft) 4.2 3.9 3.9 4.0 3.9 3.6 3.5 3.5 3.4 3.2 3.5 4.1 4.2 4.4 4.5 4.5 4.5
Snow Density (%) 7 7 7 7 7 7 7 7 7 7 8 8 9 9 9 9 9
...Nevada Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 90 75 70 75 80 75 75 75 70 75 80 80 75 80 70 75 80
Temperature 28 28 28 29 27 27 27 27 27 26 28 30 28 29 30 30 32
Max/Min Temp 30 26 31 28
Wind Dir W W W W W W W W W W SW SW SW SW SW SW SW
Wind (mph) 23 18 16 17 17 21 21 21 20 17 13 14 14 19 20 21 21
Wind Gust (mph) 51 44 36 35 39 48 49 48 46 37 32 32 32 44 47 48 48
Precip Prob (%) 80 50 50 50 60 60 60 60 20 20 40 40 50 50 30 30 30
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.16 0.11 0.07 0.06 0.01 0.01 0.02 0.01
12 Hour QPF 0.27 0.13 0.02 0.03
Low End QPF 0.02 0.00 0.00 0.01
High End QPF 0.32 0.15 0.13 0.08
6 Hour Snow 2.0 1.0 1.0 0.8 0.1 0.1 0.1 0.1
12 Hour Snow 3.0 1.8 0.2 0.2
Low End Snow 0.2 0.0 0.0 0.1
High End Snow 3.9 2.2 1.4 0.7
Snow Level (kft) 4.4 4.1 4.2 4.2 4.0 3.6 3.5 3.5 3.4 3.2 3.6 4.1 4.3 4.3 4.3 4.3 4.4
Snow Density (%) 8 8 8 8 8 8 7 7 7 7 9 9 11 11 10 10 11
...Elkhorn/Boulder Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV BK BK OV BK BK BK OV OV OV OV OV OV BK BK OV
Cloud Cover (%) 80 75 65 65 75 55 60 65 70 75 75 75 80 75 60 65 80
Temperature 26 26 28 28 25 23 23 23 23 23 27 29 26 26 26 27 27
Max/Min Temp 29 21 29 24
Wind Dir W W W W W W W W W W SW SW SW SW SW W W
Wind (mph) 21 18 14 14 11 16 17 17 16 13 11 11 11 14 16 16 14
Wind Gust (mph) 54 43 35 32 31 37 39 40 37 32 33 34 32
Precip Prob (%) 60 50 30 30 30 30 30 30 5 5 10 10 20 20 5 5 5
Precip Type S S S S S S S S S S S S S
6 Hour QPF 0.11 0.04 0.01 0.01 0.00 0.00 0.00 0.00
12 Hour QPF 0.15 0.02 0.00 0.00
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.19 0.05 0.07 0.03
6 Hour Snow 1.3 0.3 0.1 0.3 0.0 0.0 0.0 0.0
12 Hour Snow 1.6 0.4 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 2.6 0.7 0.8 0.4
Snow Level (kft) 4.5 4.3 4.4 4.5 4.1 3.4 3.3 3.3 3.3 3.1 3.6 4.3 4.3 4.3 4.3 4.4 4.4
Snow Density (%) 7 7 7 7 7 7 7 7 7 7 8 8 9 9 9 9 9
...Big Belt Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV BK OV OV BK BK BK BK BK OV OV OV BK BK OV
Cloud Cover (%) 90 85 70 65 85 75 65 65 60 65 65 75 85 80 65 65 75
Temperature 27 27 28 29 28 27 26 26 26 26 28 30 29 29 29 29 30
Max/Min Temp 31 24 31 27
Wind Dir W W W W W SW SW SW SW SW SW SW SW SW SW SW SW
Wind (mph) 19 14 12 13 14 18 19 19 18 14 13 14 13 17 18 18 17
Wind Gust (mph) 54 44 33 32 34 41 43 43 40 33 32 32 41 43 42 42
Precip Prob (%) 70 60 30 30 40 40 30 30 10 10 10 10 20 20 5 5 10
Precip Type S S S S S S S S S S S S S S
6 Hour QPF 0.11 0.06 0.04 0.04 0.01 0.00 0.00 0.00
12 Hour QPF 0.17 0.08 0.01 0.00
Low End QPF 0.01 0.00 0.00 0.00
High End QPF 0.22 0.10 0.05 0.02
6 Hour Snow 1.1 0.7 0.6 0.5 0.1 0.0 0.0 0.0
12 Hour Snow 1.8 1.1 0.1 0.0
Low End Snow 0.1 0.0 0.0 0.0
High End Snow 2.9 1.4 0.5 0.2
Snow Level (kft) 4.3 3.9 3.9 4.1 4.0 3.7 3.2 3.2 3.1 3.0 3.3 3.9 4.0 4.1 4.0 4.0 4.0
Snow Density (%) 8 8 8 8 8 8 7 7 7 7 9 9 11 11 11 11 10
...Little Belt Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV BK BK BK BK BK BK OV OV BK BK BK
Cloud Cover (%) 90 85 80 70 75 80 65 65 65 50 50 60 75 75 60 50 55
Temperature 24 24 27 29 27 26 25 25 25 25 29 30 28 28 29 29 30
Max/Min Temp 30 23 31 26
Wind Dir W W W W W W W W W W W SW SW SW SW W W
Wind (mph) 18 13 12 13 13 19 20 20 19 16 14 16 14 19 20 21 21
Wind Gust (mph) 46 39 33 34 35 43 47 48 47 41 35 35 36 44 48 51 51
Precip Prob (%) 80 70 40 40 40 40 20 20 10 10 10 10 20 20 5 5 5
Precip Type S S S S S S S S S S S S S S
6 Hour QPF 0.11 0.04 0.07 0.02 0.00 0.00 0.01 0.00
12 Hour QPF 0.15 0.09 0.00 0.01
Low End QPF 0.04 0.00 0.00 0.00
High End QPF 0.25 0.11 0.05 0.03
6 Hour Snow 2.0 0.6 0.8 0.3 0.0 0.0 0.0 0.0
12 Hour Snow 2.6 1.1 0.0 0.0
Low End Snow 0.6 0.0 0.0 0.0
High End Snow 3.6 1.4 0.6 0.3
Snow Level (kft) 4.4 3.7 3.6 3.8 3.8 3.8 3.4 3.3 3.2 3.1 3.4 3.8 3.9 4.2 4.3 4.2 4.2
Snow Density (%) 7 7 7 7 7 7 7 7 7 7 8 8 9 9 10 10 10
...Highwood Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV BK OV OV BK BK BK SC SC BK OV BK SC SC SC
Cloud Cover (%) 90 80 75 70 75 80 65 60 55 40 45 60 75 65 50 30 35
Temperature 15 17 19 23 22 26 28 28 29 28 31 33 32 33 34 34 34
Max/Min Temp 27 24 34 32
Wind Dir W W W W W SW W W W W W SW SW SW SW SW SW
Wind (mph) 18 13 9 9 10 20 27 28 25 21 18 18 18 25 27 29 29
Wind Gust (mph) 42 46 49 50
Precip Prob (%) 70 60 20 20 40 40 10 10 10 10 5 5 10 10 0 0 5
Precip Type S S S S S S
6 Hour QPF 0.15 0.02 0.03 0.00 0.00 0.00 0.00 0.00
12 Hour QPF 0.17 0.03 0.00 0.00
Low End QPF 0.04 0.00 0.00 0.00
High End QPF 0.22 0.04 0.06 0.00
6 Hour Snow 2.2 0.2 0.2 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 2.4 0.2 0.0 0.0
Low End Snow 0.5 0.0 0.0 0.0
High End Snow 2.9 0.3 0.4 0.0
Snow Level (kft) 3.4 1.8 1.2 1.6 2.1 3.0 3.1 3.1 3.1 2.9 3.3 3.7 3.9 4.3 4.4 4.4 4.3
Snow Density (%) 7 7 7 7 9 9 9 9 9 9 11 11 14 14 14 14 12
...Snowy/Judith Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV OV BK BK SC SC BK OV OV BK SC FW
Cloud Cover (%) 90 85 80 80 90 90 75 60 55 45 35 70 75 70 60 35 25
Temperature 20 20 19 22 21 22 26 27 28 29 32 34 30 30 31 32 33
Max/Min Temp 24 20 34 27
Wind Dir NW NW NW NW W SW W W W W W W SW SW SW W W
Wind (mph) 18 14 10 6 5 12 17 20 21 18 13 11 10 14 18 20 21
Wind Gust (mph) 44 36 40 47 52 43 32 36 44 51 55
Precip Prob (%) 70 50 20 10 40 40 5 5 5 5 0 0 10 10 0 0 0
Precip Type S S S S S S S S
6 Hour QPF 0.15 0.04 0.04 0.00 0.00 0.00 0.01 0.00
12 Hour QPF 0.19 0.04 0.00 0.01
Low End QPF 0.05 0.00 0.00 0.00
High End QPF 0.29 0.06 0.04 0.01
6 Hour Snow 2.7 0.5 0.5 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 3.2 0.5 0.0 0.0
Low End Snow 0.6 0.0 0.0 0.0
High End Snow 3.9 0.6 0.3 0.0
Snow Level (kft) 4.0 2.9 1.6 1.8 1.9 2.5 3.1 2.9 3.0 2.9 3.2 3.6 3.5 3.7 4.0 4.0 4.0
Snow Density (%) 7 7 7 7 8 8 8 8 8 8 10 10 12 12 14 14 12
...Bears Paw Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV OV OV SC SC SC BK BK BK BK FW FW
Cloud Cover (%) 90 85 85 85 80 95 85 70 50 35 35 60 65 60 55 25 15
Temperature 11 10 9 12 11 12 16 20 24 24 29 32 28 28 29 30 31
Max/Min Temp 14 11 32 26
Wind Dir NW NW W W SW S SW W W W W W SW SW SW W W
Wind (mph) 8 6 5 6 5 6 9 12 16 12 11 10 9 12 17 23 24
Wind Gust (mph) 34 41 47
Precip Prob (%) 60 70 10 5 70 70 30 30 5 5 0 0 10 10 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.04 0.02 0.06 0.02 0.00 0.00 0.01 0.00
12 Hour QPF 0.06 0.08 0.00 0.01
Low End QPF 0.01 0.00 0.00 0.00
High End QPF 0.08 0.10 0.03 0.01
6 Hour Snow 0.3 0.2 0.8 0.2 0.0 0.0 0.0 0.0
12 Hour Snow 0.5 1.0 0.0 0.0
Low End Snow 0.2 0.0 0.0 0.0
High End Snow 1.1 1.3 0.2 0.0
Snow Level (kft) 1.5 0.4 0.2 0.2 0.2 0.5 0.9 1.7 2.1 1.9 2.2 2.8 3.2 3.6 3.8 3.8 3.6
Snow Density (%) 6 6 6 6 7 7 8 8 8 8 11 11 14 14 16 16 12
...Castle/Crazy Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV OV OV OV BK BK BK OV OV BK BK BK
Cloud Cover (%) 85 85 80 75 85 85 70 75 75 65 50 60 80 80 70 65 65
Temperature 26 27 28 29 27 26 24 24 24 24 27 29 28 28 28 28 28
Max/Min Temp 30 23 30 26
Wind Dir W W W W W W W W W W W SW SW SW SW SW SW
Wind (mph) 27 24 19 19 17 21 24 24 24 19 17 18 14 19 21 23 23
Wind Gust (mph) 71 62 46 42 40 55 63 65 65 54 42 41 37 50 58 62 63
Precip Prob (%) 70 60 40 30 40 40 20 20 5 5 5 5 10 10 5 5 0
Precip Type S S S S S S S S S S
6 Hour QPF 0.17 0.08 0.08 0.03 0.00 0.00 0.01 0.00
12 Hour QPF 0.25 0.11 0.00 0.01
Low End QPF 0.02 0.00 0.00 0.00
High End QPF 0.28 0.14 0.06 0.04
6 Hour Snow 1.8 0.9 1.1 0.4 0.0 0.0 0.0 0.0
12 Hour Snow 2.7 1.5 0.0 0.0
Low End Snow 0.2 0.0 0.0 0.0
High End Snow 3.8 1.9 0.7 0.5
Snow Level (kft) 4.5 4.3 4.3 4.4 4.2 4.0 3.2 3.1 3.1 2.9 3.3 3.8 4.0 4.1 4.1 4.0 4.0
Snow Density (%) 7 7 7 7 7 7 7 7 7 7 7 7 9 9 9 9 9
...Bridger Range...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV BK BK OV BK BK BK OV OV OV BK OV
Cloud Cover (%) 90 90 80 80 85 85 70 70 70 65 60 65 85 85 70 65 75
Temperature 27 27 28 28 27 26 24 24 24 24 27 29 27 27 28 28 28
Max/Min Temp 29 22 30 26
Wind Dir W W W W W W SW W W SW SW SW SW SW SW SW SW
Wind (mph) 20 18 13 13 12 16 18 18 17 13 11 12 10 13 14 16 14
Wind Gust (mph) 50 44 32 31 31 40 43 47 43 34 31 34 36 36
Precip Prob (%) 50 70 40 40 40 40 30 30 10 10 5 5 20 20 10 10 5
Precip Type S S S S S S S S S S
6 Hour QPF 0.20 0.16 0.06 0.02 0.00 0.00 0.00 0.00
12 Hour QPF 0.36 0.08 0.00 0.00
Low End QPF 0.06 0.00 0.00 0.00
High End QPF 0.38 0.10 0.07 0.04
6 Hour Snow 2.1 1.4 0.8 0.4 0.1 0.0 0.0 0.0
12 Hour Snow 3.5 1.2 0.1 0.0
Low End Snow 0.7 0.0 0.0 0.0
High End Snow 4.8 1.5 0.8 0.4
Snow Level (kft) 4.4 4.2 4.3 4.6 4.4 3.8 3.1 3.0 3.1 2.9 3.4 4.0 4.1 4.1 4.1 4.1 4.1
Snow Density (%) 7 7 7 7 7 7 7 7 7 7 7 7 9 9 9 9 9
...Madison Range/Spanish Peaks...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV BK BK BK OV BK BK OV OV OV OV OV OV
Cloud Cover (%) 85 85 85 80 80 65 65 70 75 65 65 75 85 90 80 70 80
Temperature 22 22 23 24 22 19 18 18 18 17 22 24 21 22 22 22 22
Max/Min Temp 25 16 24 20
Wind Dir W W W W W W SW SW SW SW SW SW SW SW SW SW SW
Wind (mph) 18 14 12 12 11 12 12 11 11 11 11 13 14 17 14 12 11
Wind Gust (mph) 47 40 32 29 32 31 32 31 31 33 40 37 35 32
Precip Prob (%) 50 70 60 50 30 30 20 20 20 20 20 20 40 40 20 20 20
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.10 0.10 0.03 0.02 0.00 0.01 0.04 0.01
12 Hour QPF 0.20 0.05 0.01 0.05
Low End QPF 0.04 0.00 0.01 0.00
High End QPF 0.25 0.08 0.13 0.07
6 Hour Snow 1.2 1.1 0.4 0.3 0.0 0.0 0.3 0.1
12 Hour Snow 2.3 0.7 0.0 0.4
Low End Snow 0.6 0.1 0.0 0.1
High End Snow 3.6 1.2 1.8 0.8
Snow Level (kft) 4.5 4.3 4.4 4.6 4.3 3.6 3.3 3.3 3.3 3.2 3.7 4.2 4.2 4.3 4.5 4.6 4.6
Snow Density (%) 6 6 6 6 6 6 6 6 6 6 7 7 7 7 7 7 7
...Gallatin Range/Hyalite Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV BK BK OV BK BK OV OV OV OV BK OV
Cloud Cover (%) 95 90 90 85 85 75 65 70 75 60 55 75 85 90 80 65 70
Temperature 23 23 24 25 23 21 19 19 19 19 24 26 24 23 23 23 23
Max/Min Temp 26 17 27 21
Wind Dir W W W W W W SW SW W SW SW SW SW SW SW SW SW
Wind (mph) 18 14 13 13 12 13 13 13 13 12 11 12 13 16 14 13 12
Wind Gust (mph) 42 39 33 31 32 31 32 31 34 33 32
Precip Prob (%) 50 70 60 60 40 40 30 30 20 20 20 20 40 40 20 20 10
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.06 0.09 0.03 0.01 0.00 0.00 0.02 0.00
12 Hour QPF 0.15 0.04 0.00 0.02
Low End QPF 0.04 0.00 0.00 0.00
High End QPF 0.23 0.06 0.12 0.04
6 Hour Snow 0.5 0.8 0.3 0.1 0.0 0.0 0.1 0.0
12 Hour Snow 1.3 0.4 0.0 0.1
Low End Snow 0.7 0.0 0.0 0.0
High End Snow 3.3 0.9 1.6 0.5
Snow Level (kft) 4.5 4.3 4.4 4.6 4.4 3.7 3.2 3.3 3.3 3.1 3.8 4.2 4.2 4.3 4.6 4.7 4.6
Snow Density (%) 6 6 6 6 6 6 6 6 6 6 7 7 7 7 7 7 7
...Lionhead Range...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV BK BK OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 75 80 75 85 80 75 60 70 85 75 80 80 90 95 85 85 95
Temperature 21 22 26 27 25 21 18 17 17 17 22 24 23 24 23 23 23
Max/Min Temp 28 14 25 20
Wind Dir W SW W SW SW SW SW SW SW SW SW SW SW SW SW SW SW
Wind (mph) 16 12 12 12 10 11 10 10 10 9 10 12 12 14 14 11 9
Wind Gust (mph) 34
Precip Prob (%) 40 70 60 80 60 60 40 40 50 50 70 70 80 80 60 60 50
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.03 0.05 0.01 0.01 0.01 0.04 0.10 0.04
12 Hour QPF 0.08 0.02 0.05 0.14
Low End QPF 0.03 0.00 0.04 0.01
High End QPF 0.13 0.06 0.23 0.17
6 Hour Snow 0.3 0.5 0.2 0.3 0.2 0.2 1.3 0.3
12 Hour Snow 0.8 0.5 0.4 1.6
Low End Snow 0.4 0.1 0.4 0.1
High End Snow 2.0 1.0 3.3 2.0
Snow Level (kft) 4.5 4.0 4.1 4.5 4.3 3.7 3.2 3.0 3.0 3.0 3.6 4.1 4.2 4.5 4.6 4.6 4.6
Snow Density (%) 7 7 7 7 6 6 6 6 6 6 6 6 7 7 7 7 7
...Tobacco Root Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK BK BK OV OV BK BK BK BK BK OV OV OV OV BK BK OV
Cloud Cover (%) 70 70 65 70 80 55 60 60 65 65 70 80 80 80 65 65 75
Temperature 24 24 25 26 23 21 20 20 20 21 24 26 24 24 25 25 25
Max/Min Temp 26 19 26 23
Wind Dir W W W W W SW SW SW SW SW SW SW SW SW SW SW SW
Wind (mph) 21 18 16 16 14 17 18 17 14 13 13 14 14 18 19 19 18
Wind Gust (mph) 50 40 34 33 36 39 39 34 37 42 42 40
Precip Prob (%) 40 50 30 30 20 20 20 20 5 5 5 5 20 20 5 5 5
Precip Type S S S S S S S S S S
6 Hour QPF 0.06 0.05 0.03 0.02 0.01 0.02 0.01 0.02
12 Hour QPF 0.11 0.05 0.03 0.03
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.15 0.07 0.10 0.07
6 Hour Snow 0.5 0.3 0.4 0.4 0.0 0.0 0.0 0.0
12 Hour Snow 0.8 0.8 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 2.0 1.1 1.2 0.8
Snow Level (kft) 4.4 4.2 4.4 4.5 4.2 3.5 3.3 3.3 3.3 3.2 3.7 4.2 4.3 4.3 4.4 4.5 4.6
Snow Density (%) 7 7 7 7 6 6 6 6 6 6 7 7 8 8 8 8 8
...Snowcrest/Gravelly/Ruby/Blacktail Ranges...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK OV BK BK BK SC SC BK BK BK OV OV OV OV OV BK OV
Cloud Cover (%) 70 70 65 65 65 45 50 55 65 65 70 80 85 85 70 70 75
Temperature 23 24 26 27 23 20 19 19 19 18 23 25 22 22 22 22 23
Max/Min Temp 27 17 25 20
Wind Dir W W W W W W SW SW SW SW SW S S S S SW SW
Wind (mph) 20 18 17 16 11 12 12 11 10 10 11 13 13 14 13 11 10
Wind Gust (mph) 43 39 34 32
Precip Prob (%) 30 40 30 20 10 10 10 10 5 5 10 10 20 20 5 5 5
Precip Type S S S S S S S S S S
6 Hour QPF 0.02 0.01 0.00 0.00 0.00 0.00 0.01 0.00
12 Hour QPF 0.03 0.00 0.00 0.01
Low End QPF 0.01 0.00 0.00 0.00
High End QPF 0.10 0.02 0.07 0.03
6 Hour Snow 0.2 0.1 0.0 0.1 0.0 0.0 0.0 0.0
12 Hour Snow 0.3 0.1 0.0 0.0
Low End Snow 0.1 0.0 0.0 0.0
High End Snow 1.5 0.3 0.9 0.4
Snow Level (kft) 4.5 4.2 4.4 4.5 4.1 3.6 3.4 3.4 3.4 3.2 3.6 4.1 4.2 4.3 4.5 4.6 4.6
Snow Density (%) 6 6 6 6 6 6 6 6 6 6 7 7 7 7 7 7 7
...Centennial Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK BK BK BK BK SC SC SC BK BK OV OV OV OV OV OV OV
Cloud Cover (%) 65 65 60 70 65 50 45 50 70 60 75 80 90 90 85 80 80
Temperature 21 21 25 26 22 19 16 16 17 15 20 22 21 21 21 21 22
Max/Min Temp 27 14 23 19
Wind Dir W W W W W W W SW SW SW S S S S S SW SW
Wind (mph) 19 18 16 14 11 11 10 9 8 8 10 12 12 12 10 8 6
Wind Gust (mph) 36
Precip Prob (%) 40 50 40 50 30 30 20 20 20 20 40 40 50 50 30 30 30
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.01 0.01 0.00 0.00 0.00 0.02 0.05 0.01
12 Hour QPF 0.02 0.00 0.02 0.06
Low End QPF 0.00 0.00 0.01 0.00
High End QPF 0.06 0.03 0.14 0.07
6 Hour Snow 0.1 0.1 0.0 0.1 0.0 0.1 0.6 0.1
12 Hour Snow 0.2 0.1 0.1 0.7
Low End Snow 0.0 0.0 0.1 0.0
High End Snow 1.0 0.5 2.0 0.8
Snow Level (kft) 4.5 4.1 4.3 4.5 4.1 3.5 3.2 3.1 3.1 3.1 3.5 3.9 4.0 4.2 4.4 4.4 4.4
Snow Density (%) 7 7 6 6 6 6 6 6 6 6 7 7 7 7 7 7 7
...Anaconda/Highland Ranges...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV BK OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 85 75 70 70 70 70 70 70 75 75 75 85 85 85 75 80 80
Temperature 25 25 27 26 24 22 22 22 22 21 25 28 25 25 26 26 26
Max/Min Temp 28 20 28 24
Wind Dir W W W W W W W W W SW SW SW SW SW SW SW SW
Wind (mph) 19 17 14 14 12 14 14 13 12 9 9 10 9 11 11 12 11
Wind Gust (mph) 44 39 34 33 32 36 35 34 31 28 28 31 32
Precip Prob (%) 100 60 70 60 80 80 60 60 30 30 50 50 70 70 40 40 40
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.14 0.06 0.05 0.04 0.00 0.02 0.06 0.02
12 Hour QPF 0.20 0.09 0.02 0.08
Low End QPF 0.06 0.01 0.02 0.02
High End QPF 0.25 0.12 0.15 0.10
6 Hour Snow 1.7 0.7 0.7 0.8 0.2 0.1 0.5 0.1
12 Hour Snow 2.4 1.5 0.3 0.6
Low End Snow 1.0 0.1 0.2 0.2
High End Snow 3.8 1.8 2.0 1.2
Snow Level (kft) 4.5 4.3 4.4 4.4 4.0 3.6 3.6 3.4 3.4 3.3 3.8 4.5 4.7 4.8 4.8 4.9 4.8
Snow Density (%) 7 7 7 7 6 6 6 6 6 6 7 7 8 8 8 8 8
...Pioneer Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 85 80 75 75 70 70 70 75 70 70 75 80 80 80 75 75 75
Temperature 24 24 25 25 22 21 20 20 20 20 24 27 24 24 24 25 25
Max/Min Temp 26 19 27 23
Wind Dir W W W W W W W W W W SW SW SW SW SW W W
Wind (mph) 21 21 19 18 14 17 16 16 16 12 10 11 11 13 14 14 14
Wind Gust (mph) 57 56 48 42 39 47 47 47 46 34 34 39 42 43
Precip Prob (%) 70 40 40 40 40 40 40 40 5 5 20 20 40 40 10 10 10
Precip Type S S S S S S S S S S S S S S S
6 Hour QPF 0.13 0.05 0.03 0.03 0.00 0.01 0.03 0.01
12 Hour QPF 0.18 0.06 0.01 0.04
Low End QPF 0.03 0.00 0.00 0.00
High End QPF 0.22 0.08 0.14 0.06
6 Hour Snow 1.7 0.5 0.4 0.5 0.0 0.0 0.1 0.0
12 Hour Snow 2.2 0.9 0.0 0.1
Low End Snow 0.5 0.0 0.0 0.0
High End Snow 3.3 1.2 1.8 0.7
Snow Level (kft) 4.5 4.3 4.4 4.4 4.0 3.6 3.6 3.5 3.5 3.4 3.9 4.5 4.7 4.8 4.9 4.9 4.8
Snow Density (%) 6 6 6 6 6 6 6 6 6 6 7 7 8 8 7 7 7
...Beaverhead/Tendoy Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV BK BK BK BK BK BK BK BK BK OV OV OV OV OV BK
Cloud Cover (%) 80 70 60 65 65 55 60 65 65 65 70 75 80 80 75 75 65
Temperature 23 23 25 25 22 20 19 19 19 18 24 26 23 22 22 22 23
Max/Min Temp 26 17 26 20
Wind Dir W W W W W W SW W W SW SW SW SW SW SW SW SW
Wind (mph) 21 20 18 16 11 12 13 12 11 9 9 10 10 11 11 11 10
Wind Gust (mph) 49 46 37 31 31 29
Precip Prob (%) 50 30 30 20 20 20 20 20 5 5 20 20 40 40 10 10 10
Precip Type S S S S S S S S S S S S S S S
6 Hour QPF 0.14 0.07 0.04 0.04 0.00 0.02 0.03 0.01
12 Hour QPF 0.21 0.08 0.02 0.04
Low End QPF 0.02 0.00 0.01 0.00
High End QPF 0.22 0.10 0.13 0.05
6 Hour Snow 1.7 0.7 0.6 0.4 0.0 0.0 0.3 0.0
12 Hour Snow 2.4 1.0 0.0 0.3
Low End Snow 0.3 0.0 0.0 0.0
High End Snow 3.1 1.3 1.7 0.6
Snow Level (kft) 4.5 4.3 4.3 4.4 4.0 3.7 3.7 3.7 3.6 3.4 3.8 4.5 4.7 4.8 5.0 5.0 4.9
Snow Density (%) 6 6 6 6 6 6 6 6 6 6 7 7 7 7 7 7 7
...Absoraka-Beartooth/Cooke City Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV OV OV OV OV BK OV OV OV OV OV OV
Cloud Cover (%) 90 90 85 85 90 90 80 80 80 75 65 75 85 90 85 80 75
Temperature 19 19 21 22 19 18 15 15 14 14 18 20 18 19 19 19 20
Max/Min Temp 22 13 21 18
Wind Dir W W W W W W W SW W W SW SW SW SW SW SW SW
Wind (mph) 19 17 14 14 12 14 14 14 13 13 13 16 16 17 17 16 14
Wind Gust (mph) 47 43 36 32 33 35 37 36 34 32 35 36 40 41 41 40
Precip Prob (%) 90 80 70 50 60 60 50 50 30 30 20 20 60 60 40 40 20
Precip Type
6 Hour QPF 0.28 0.12 0.09 0.06 0.02 0.01 0.13 0.06
12 Hour QPF 0.40 0.15 0.03 0.19
Low End QPF 0.13 0.02 0.02 0.02
High End QPF 0.41 0.19 0.21 0.21
6 Hour Snow 4.1 1.4 1.3 0.9 0.2 0.0 1.0 0.4
12 Hour Snow 5.5 2.2 0.2 1.4
Low End Snow 2.0 0.4 0.2 0.3
High End Snow 6.3 3.4 3.2 3.0
Snow Level (kft) 4.7 4.4 4.5 4.7 4.5 4.1 3.3 3.0 3.0 2.9 3.6 4.1 4.2 4.4 4.7 4.7 4.7
Snow Density (%) 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 7
...Absoraka Mountains Above 6000ft Northeast Facing...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV BK BK BK BK SC BK OV OV BK BK BK
Cloud Cover (%) 85 85 75 70 75 80 65 60 55 55 45 65 75 80 70 60 55
Temperature 22 22 25 25 22 21 19 19 19 20 24 26 22 23 24 24 25
Max/Min Temp 26 18 26 22
Wind Dir W W W W W W W W W W SW SW SW SW SW SW SW
Wind (mph) 25 21 19 16 14 18 19 20 20 19 18 18 20 25 24 23 23
Wind Gust (mph) 64 61 50 40 34 42 47 51 51 47 40 42 47 58 59 58 56
Precip Prob (%) 70 70 60 40 60 60 40 40 20 20 10 10 50 50 30 30 10
Precip Type
6 Hour QPF 0.12 0.06 0.04 0.02 0.01 0.00 0.03 0.01
12 Hour QPF 0.18 0.06 0.01 0.04
Low End QPF 0.05 0.00 0.00 0.00
High End QPF 0.24 0.09 0.14 0.06
6 Hour Snow 1.7 0.6 0.6 0.4 0.1 0.0 0.2 0.1
12 Hour Snow 2.3 1.0 0.1 0.3
Low End Snow 0.8 0.1 0.0 0.1
High End Snow 3.5 1.5 1.9 0.8
Snow Level (kft) 4.6 4.3 4.5 4.6 4.3 3.9 3.3 3.1 3.2 3.1 3.6 4.1 4.1 4.4 4.6 4.7 4.7
Snow Density (%) 7 7 7 7 7 7 6 6 6 6 7 7 7 7 8 8 8
...Absoraka Mountains Above 6000ft West Facing...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV BK OV OV BK BK OV OV OV OV OV OV
Cloud Cover (%) 85 85 85 85 85 75 65 70 75 70 60 75 85 90 80 75 80
Temperature 22 22 25 25 23 21 18 18 17 17 23 25 22 22 23 23 23
Max/Min Temp 26 16 25 20
Wind Dir W W W W W W SW SW W SW SW SW SW SW SW SW SW
Wind (mph) 18 14 13 13 12 13 13 13 12 11 12 13 13 16 14 13 12
Wind Gust (mph) 61 52 41 39 39 49 50 51 49 43 37 39 43 55 56 56 54
Precip Prob (%) 60 70 70 50 40 40 30 30 20 20 20 20 50 50 30 30 20
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.12 0.08 0.04 0.02 0.00 0.01 0.06 0.02
12 Hour QPF 0.20 0.06 0.01 0.08
Low End QPF 0.06 0.01 0.01 0.01
High End QPF 0.25 0.09 0.16 0.09
6 Hour Snow 1.5 0.9 0.5 0.3 0.0 0.0 0.4 0.1
12 Hour Snow 2.4 0.8 0.0 0.5
Low End Snow 1.0 0.1 0.0 0.1
High End Snow 3.7 1.5 2.3 1.3
Snow Level (kft) 4.6 4.3 4.4 4.6 4.4 3.8 3.2 3.1 3.1 3.0 3.7 4.2 4.2 4.4 4.6 4.7 4.7
Snow Density (%) 6 6 6 6 6 6 6 6 6 6 6 6 7 7 7 7 7
...Crazy Mountains...
Date Saturday 12/06/25 Sunday 12/07/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover OV OV OV OV OV OV BK BK BK BK BK BK OV OV BK BK BK
Cloud Cover (%) 90 85 75 75 75 80 65 65 70 65 50 60 75 75 65 55 60
Temperature 25 26 27 27 26 25 23 23 23 23 26 28 26 27 28 28 29
Max/Min Temp 28 22 29 25
Wind Dir W W W W W W W W W W W W W SW W W W
Wind (mph) 34 29 21 20 17 25 29 31 31 24 19 19 17 24 27 28 28
Wind Gust (mph) 82 67 48 43 40 58 71 75 75 59 43 41 37 54 65 71 72
Precip Prob (%) 70 60 40 40 50 50 30 30 10 10 5 5 20 20 10 10 5
Precip Type S S S S S S S S S S
6 Hour QPF 0.33 0.20 0.18 0.09 0.02 0.01 0.02 0.01
12 Hour QPF 0.53 0.27 0.03 0.03
Low End QPF 0.02 0.00 0.00 0.00
High End QPF 0.54 0.29 0.06 0.07
6 Hour Snow 4.2 2.3 2.2 1.3 0.2 0.0 0.0 0.0
12 Hour Snow 6.5 3.5 0.2 0.0
Low End Snow 0.2 0.0 0.0 0.0
High End Snow 7.0 4.0 0.7 0.8
Snow Level (kft) 4.5 4.3 4.3 4.5 4.4 4.0 3.3 3.2 3.2 3.0 3.4 3.9 4.0 4.2 4.3 4.2 4.2
Snow Density (%) 7 7 7 7 7 7 6 6 6 6 7 7 8 8 9 9 9
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain