Avalanche Weather Guidance
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
216
FWUS45 KTFX 112201
AVGTFX
Avalanche Weather Guidance
National Weather Service Great Falls MT
400 PM MDT Thu Jun 11 2026
...Glacier National Park/Marias Pass...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW FW SC SC SC SC OV OV OV OV OV OV BK BK BK SC SC
Cloud Cover (%) 15 20 40 35 45 40 80 75 85 85 80 80 70 55 50 40 30
Temperature 52 48 42 40 38 45 47 46 42 40 38 37 36 39 44 48 49
Min/Max Temp 38 50 36 49
Wind Dir W W W W W W NW N N N N N N N N N NE
Wind (mph) 21 16 10 8 6 6 10 10 10 9 8 8 8 10 10 10 9
Wind Gust (mph) 43 37
Precip Prob (%) 10 0 0 0 5 20 70 70 60 40 20 20 10 10 5 5 0
Precip Type R R R R S S S S
6 Hour QPF 0.00 0.00 0.00 0.16 0.10 0.01 0.00 0.00
12 Hour QPF 0.00 0.16 0.11 0.00
Low End QPF 0.00 0.06 0.00 0.00
High End QPF 0.02 0.47 0.14 0.04
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 8.6 8.2 8.0 7.9 7.7 7.9 7.9 8.0 7.8 7.4 7.1 6.7 6.6 6.6 7.1 7.6 8.0
Snow Density (%) 100 100 50 50 50 33 33 33 25 20 16 16 16 16 25 33 50
...Bob Marshall/Scapegoat Wilderness...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover CL CL SC FW SC FW SC BK OV OV OV OV BK BK BK SC SC
Cloud Cover (%) 5 5 30 25 25 10 50 60 85 90 85 85 65 60 55 45 35
Temperature 54 48 42 38 37 46 52 53 49 43 40 38 37 38 43 47 48
Min/Max Temp 36 55 36 49
Wind Dir W W W W W W W W N N NE N N N NE NE NE
Wind (mph) 18 12 8 6 6 6 10 11 9 6 5 5 5 6 6 8 9
Wind Gust (mph) 41 36 26 26 23 24
Precip Prob (%) 0 0 0 0 0 0 20 40 50 50 10 30 20 20 10 10 0
Precip Type T T R R R S S S
6 Hour QPF 0.00 0.00 0.00 0.03 0.10 0.04 0.01 0.00
12 Hour QPF 0.00 0.03 0.14 0.01
Low End QPF 0.00 0.03 0.00 0.00
High End QPF 0.00 0.30 0.17 0.04
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 8.8 8.4 7.9 7.6 7.4 7.8 8.5 8.7 8.5 8.2 7.6 7.1 6.8 6.9 7.4 7.9 8.3
Snow Density (%) 100 100 100 50 50 50 50 100 33 25 20 14 14 16 20 33 50
...Nevada Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover CL CL SC FW FW FW FW SC OV OV OV OV OV BK BK SC SC
Cloud Cover (%) 5 5 25 20 20 10 25 40 75 75 85 85 75 65 50 45 35
Temperature 58 53 46 42 40 48 55 57 55 47 43 42 41 39 44 48 50
Min/Max Temp 40 59 39 50
Wind Dir W W W W W W W W NW N NE NE NE N NE NE NE
Wind (mph) 16 10 8 6 6 8 11 12 12 10 8 8 8 9 8 9 10
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 0 0 0 10 30 60 50 20 20 20 5 5 0
Precip Type T R R R R R R
6 Hour QPF 0.00 0.00 0.00 0.00 0.04 0.03 0.01 0.00
12 Hour QPF 0.00 0.00 0.07 0.01
Low End QPF 0.00 0.00 0.01 0.00
High End QPF 0.00 0.18 0.12 0.02
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 8.8 8.5 7.9 7.8 7.5 7.6 8.4 9.0 8.8 8.6 8.0 7.3 7.0 7.0 7.4 7.9 8.2
Snow Density (%) 0 0 0 100 100 100 0 0 100 50 25 20 20 20 25 50 100
...Elkhorn/Boulder Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover CL FW FW SC FW FW FW SC SC BK OV OV OV BK SC SC SC
Cloud Cover (%) 5 5 10 35 20 10 15 45 45 55 70 80 80 65 50 45 30
Temperature 58 50 43 39 37 47 56 59 57 48 41 39 38 39 43 48 50
Min/Max Temp 37 59 37 50
Wind Dir W NW W W W W W NW NW N N N N N N N NE
Wind (mph) 13 10 8 6 6 8 11 12 17 17 12 10 11 11 9 10 11
Wind Gust (mph) 31 29 47 47 42 37 36 34 26 31 32
Precip Prob (%) 0 0 0 0 0 0 0 0 10 20 40 10 20 20 5 5 0
Precip Type T R R R S S
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.02 0.00 0.00
12 Hour QPF 0.00 0.00 0.02 0.00
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.08 0.07 0.02
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.3 9.0 8.5 8.1 7.9 8.1 8.7 9.4 9.5 9.0 8.4 7.6 7.3 7.3 7.7 8.4 8.6
Snow Density (%) 0 0 0 100 50 50 100 0 100 50 25 20 16 16 25 50 50
...Big Belt Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW CL FW FW FW FW FW SC BK OV OV OV BK BK BK SC SC
Cloud Cover (%) 5 5 15 25 20 10 20 50 70 70 80 85 65 65 55 45 35
Temperature 58 53 46 43 41 49 56 59 55 48 44 42 41 41 44 48 50
Min/Max Temp 41 59 39 50
Wind Dir W NW W W W W W NW N N N N N N N N N
Wind (mph) 14 10 8 6 5 8 10 12 16 13 11 10 11 11 10 10 11
Wind Gust (mph) 32 28 29 37 36 34 31 32 34 28 28
Precip Prob (%) 0 0 0 0 0 0 0 10 30 40 50 50 30 30 5 5 0
Precip Type T R R R R R R
6 Hour QPF 0.00 0.00 0.00 0.01 0.04 0.05 0.01 0.00
12 Hour QPF 0.00 0.01 0.09 0.01
Low End QPF 0.00 0.00 0.01 0.00
High End QPF 0.00 0.17 0.16 0.04
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.0 8.8 8.3 7.8 7.7 7.8 8.4 9.0 9.1 8.5 7.6 6.9 7.1 7.0 7.4 7.8 8.0
Snow Density (%) 0 0 0 0 100 100 0 0 100 50 33 25 20 20 25 50 50
...Little Belt Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW FW FW FW FW FW SC BK OV OV OV OV OV OV BK BK SC
Cloud Cover (%) 10 10 10 15 25 15 25 55 80 90 95 90 80 70 65 55 50
Temperature 57 50 44 41 39 48 55 57 53 45 42 40 38 38 42 47 48
Min/Max Temp 39 58 37 48
Wind Dir W W W W W W NW NW N N N N NW NW NW N N
Wind (mph) 16 9 8 6 6 9 11 12 11 9 6 6 8 10 10 10 10
Wind Gust (mph) 35 27 26 29 31 29 29 24 26 27 29 29 31 29
Precip Prob (%) 5 0 0 0 0 0 5 30 40 70 80 60 40 40 10 10 0
Precip Type T R R R S S S R T
6 Hour QPF 0.00 0.00 0.00 0.01 0.06 0.08 0.02 0.00
12 Hour QPF 0.00 0.01 0.14 0.02
Low End QPF 0.00 0.01 0.01 0.00
High End QPF 0.00 0.22 0.22 0.08
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.1 0.0
Snow Level (kft) 9.1 8.8 8.4 8.0 7.6 7.8 8.4 9.0 8.8 7.9 7.3 6.4 6.9 6.9 7.2 7.6 7.9
Snow Density (%) 0 0 0 100 100 50 100 0 50 33 25 16 16 16 20 33 33
...Highwood Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW SC FW SC FW FW SC BK OV OV OV OV OV BK BK BK BK
Cloud Cover (%) 15 30 10 25 15 10 35 55 90 85 75 80 75 70 55 50 50
Temperature 58 53 48 45 43 49 53 55 51 47 44 42 40 40 44 48 50
Min/Max Temp 43 56 40 50
Wind Dir W W W W W W NW NW N N NW NW NW NW NW NW N
Wind (mph) 16 9 11 10 9 9 11 12 12 10 10 11 12 12 12 11 9
Wind Gust (mph)
Precip Prob (%) 10 0 0 0 0 0 20 30 40 40 50 5 30 30 10 10 0
Precip Type T T R R R R R
6 Hour QPF 0.00 0.00 0.00 0.03 0.11 0.03 0.01 0.00
12 Hour QPF 0.00 0.03 0.14 0.01
Low End QPF 0.00 0.02 0.00 0.00
High End QPF 0.01 0.41 0.18 0.06
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.0 8.9 8.4 8.0 7.8 7.8 8.2 8.6 8.6 7.3 7.3 6.4 6.7 6.7 7.0 7.2 7.4
Snow Density (%) 0 0 0 0 100 100 100 100 100 50 25 20 20 20 25 33 50
...Snowy/Judith Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW FW FW FW FW FW FW SC OV OV OV OV OV BK BK BK SC
Cloud Cover (%) 20 20 10 15 25 25 20 45 75 85 85 80 75 70 60 55 50
Temperature 59 52 46 44 42 51 57 58 55 48 45 43 40 41 45 49 50
Min/Max Temp 41 60 38 51
Wind Dir NW W W W W NW NW NW N NW NW NW NW NW NW NW NW
Wind (mph) 12 5 6 8 8 9 11 12 13 12 11 13 14 16 16 14 13
Wind Gust (mph) 33 29 32 33 29 33 35 35 33 32 31
Precip Prob (%) 5 0 0 0 0 0 5 20 20 30 50 50 40 40 10 10 0
Precip Type T T R R S S S R R
6 Hour QPF 0.00 0.00 0.00 0.00 0.02 0.04 0.01 0.00
12 Hour QPF 0.00 0.00 0.06 0.01
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.01 0.15 0.16 0.06
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.3 9.1 8.7 8.2 7.9 7.8 8.3 8.8 8.7 8.3 7.8 7.0 6.8 6.8 7.0 7.3 7.5
Snow Density (%) 0 0 0 0 0 100 0 0 100 50 33 25 25 25 25 33 50
...Bears Paw Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover SC SC SC SC BK SC BK BK OV OV BK OV OV BK BK BK SC
Cloud Cover (%) 50 35 30 25 50 40 65 60 70 75 55 75 95 50 55 55 50
Temperature 58 51 46 44 42 49 53 54 53 47 43 41 39 43 49 52 53
Min/Max Temp 41 55 38 54
Wind Dir W NW NW W NW NW NW NW N N NW NW NW NW NW NW N
Wind (mph) 13 5 4 5 5 8 11 13 13 12 10 10 12 13 14 13 11
Wind Gust (mph) 27 29
Precip Prob (%) 20 20 5 0 0 10 50 30 10 0 0 0 5 5 5 5 0
Precip Type T R R T R R
6 Hour QPF 0.01 0.00 0.00 0.05 0.01 0.00 0.00 0.00
12 Hour QPF 0.01 0.05 0.01 0.00
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.03 0.19 0.04 0.02
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 8.9 8.7 8.6 8.3 8.1 8.0 7.9 8.0 7.7 7.3 6.7 6.6 6.5 6.3 6.7 7.0 7.3
Snow Density (%) 0 0 0 0 0 100 100 100 50 50 33 33 25 25 33 33 50
...Castle/Crazy Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW FW FW FW FW FW FW SC BK BK OV OV BK BK BK BK SC
Cloud Cover (%) 10 10 10 20 10 10 20 40 60 70 80 90 55 55 55 55 50
Temperature 57 51 44 41 39 48 56 59 58 49 43 41 40 41 45 49 50
Min/Max Temp 39 60 39 50
Wind Dir W NW W SW W W W W NW N N N NW NW NW NW N
Wind (mph) 17 9 6 6 6 11 16 16 13 9 6 8 9 10 10 10 10
Wind Gust (mph) 41 32 37 37 32
Precip Prob (%) 0 0 0 0 0 0 0 0 20 40 60 30 20 20 20 20 0
Precip Type T R R R S S R R
6 Hour QPF 0.00 0.00 0.00 0.00 0.01 0.02 0.00 0.00
12 Hour QPF 0.00 0.00 0.03 0.00
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.09 0.10 0.07
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.3 9.1 8.7 7.9 7.6 8.0 8.5 9.0 9.5 9.0 8.4 7.3 7.2 7.3 7.8 8.1 8.3
Snow Density (%) 0 0 0 100 100 100 100 0 100 50 33 20 20 20 33 50 50
...Bridger Range...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW FW CL FW FW FW FW SC BK BK BK OV OV BK BK BK SC
Cloud Cover (%) 15 5 5 10 5 15 15 35 65 70 65 80 80 65 50 55 50
Temperature 57 51 44 40 38 48 56 60 58 50 44 41 39 41 45 49 50
Min/Max Temp 38 60 39 50
Wind Dir W NW W W W W W NW NW N N N N N NW N N
Wind (mph) 11 4 4 4 4 6 11 10 11 10 8 8 9 10 9 9 9
Wind Gust (mph) 28 27 26 27
Precip Prob (%) 0 0 0 0 0 0 0 0 5 20 40 30 20 20 20 20 0
Precip Type R R S S S R T
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.01 0.01 0.00
12 Hour QPF 0.00 0.00 0.01 0.01
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.07 0.13 0.06
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.4 9.4 8.9 8.3 8.0 8.3 8.8 9.4 9.7 9.3 8.7 8.0 7.4 7.5 7.9 8.5 8.6
Snow Density (%) 0 0 0 0 100 100 0 0 0 100 33 25 25 20 33 50 100
...Madison Range/Spanish Peaks...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW FW FW CL FW FW FW SC OV OV BK OV OV BK SC SC FW
Cloud Cover (%) 10 5 5 5 5 10 10 35 70 80 65 70 80 55 35 35 25
Temperature 54 46 40 36 34 44 54 58 57 49 43 38 36 38 44 48 48
Min/Max Temp 34 59 36 49
Wind Dir SW SW SW SW SW W W W NW N N N N N N N N
Wind (mph) 16 10 8 6 5 5 10 13 12 12 11 9 10 11 10 11 12
Wind Gust (mph) 34 28 25 34 33 34 34 32 32 33 29
Precip Prob (%) 0 0 0 0 0 0 0 0 5 0 10 10 5 5 0 0 0
Precip Type R S S S
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.02 0.01 0.00
12 Hour QPF 0.00 0.00 0.02 0.01
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.04 0.08 0.04
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.1 0.0
Snow Level (kft) 9.6 9.4 8.8 8.3 8.0 8.7 9.5 10.2 10.5 10.3 9.4 8.6 8.1 8.2 8.7 9.2 9.3
Snow Density (%) 100 100 100 100 50 50 100 0 100 50 25 16 16 16 25 50 50
...Gallatin Range/Hyalite Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW FW CL FW FW FW FW SC OV OV OV OV OV OV SC BK SC
Cloud Cover (%) 5 5 5 10 10 15 5 40 80 85 90 90 95 75 50 50 40
Temperature 56 48 40 37 35 46 56 59 58 49 42 39 37 38 43 47 47
Min/Max Temp 35 60 36 48
Wind Dir W W SW SW SW W W W NW N N N N NW N N N
Wind (mph) 13 9 8 5 6 5 10 13 11 9 8 6 6 9 9 10 11
Wind Gust (mph) 32 29
Precip Prob (%) 0 0 0 0 0 0 0 0 5 5 40 40 40 40 10 10 5
Precip Type R S S S S T
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.06 0.01 0.00
12 Hour QPF 0.00 0.00 0.06 0.01
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.07 0.16 0.06
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.2 0.0
Snow Level (kft) 9.4 9.5 9.0 8.4 8.1 8.8 9.5 10.0 10.4 10.0 9.3 8.6 8.1 8.0 8.5 9.0 9.2
Snow Density (%) 0 0 100 100 50 50 100 0 100 50 25 16 16 16 20 33 50
...Lionhead Range...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover CL FW FW CL CL FW CL FW OV OV SC SC BK FW FW FW FW
Cloud Cover (%) 5 10 20 0 5 15 5 10 80 85 30 35 55 15 10 10 15
Temperature 55 47 39 34 32 45 58 63 62 54 45 38 35 43 54 59 56
Min/Max Temp 31 64 35 59
Wind Dir SW SW S SW S SW SW SW W N N N NE N N N N
Wind (mph) 11 8 4 3 2 6 10 11 9 6 9 8 9 12 8 8 10
Wind Gust (mph) 26 24
Precip Prob (%) 0 0 0 0 0 0 0 0 5 0 0 0 0 0 0 0 0
Precip Type
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12 Hour QPF 0.00 0.00 0.00 0.00
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.01 0.01 0.01
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.5 9.3 8.5 8.0 7.5 8.4 9.3 10.2 10.8 10.6 10.1 9.1 8.3 8.5 9.1 9.7 10.0
Snow Density (%) 0 0 0 0 0 0 0 0 0 0 100 50 33 33 100 0 0
...Tobacco Root Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover CL FW FW FW FW FW FW SC BK BK BK BK OV BK SC SC SC
Cloud Cover (%) 5 5 15 10 5 10 10 40 65 65 60 65 80 65 45 45 30
Temperature 56 49 42 38 36 46 55 59 57 49 42 38 36 38 43 46 47
Min/Max Temp 36 59 36 48
Wind Dir W NW NW W W W W W NW N NE NE NE N N NE NE
Wind (mph) 16 8 5 5 6 8 11 13 14 14 11 9 10 12 11 11 14
Wind Gust (mph) 33 36 36 32 32 32 33
Precip Prob (%) 0 0 0 0 0 0 0 0 10 10 20 20 30 30 20 20 0
Precip Type R S S S S S S
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.02 0.01 0.00
12 Hour QPF 0.00 0.00 0.02 0.01
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.05 0.11 0.16
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.2 0.1
Snow Level (kft) 9.3 9.4 9.2 8.7 8.2 8.5 9.2 9.8 10.2 9.7 8.9 8.0 7.7 7.7 8.3 8.9 9.1
Snow Density (%) 0 0 100 100 50 50 100 0 100 50 25 16 16 14 20 33 50
...Snowcrest/Gravelly/Ruby/Blacktail Ranges...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW FW FW CL CL FW FW FW BK BK BK BK OV SC SC FW FW
Cloud Cover (%) 5 10 5 5 5 10 10 15 60 55 55 50 75 40 25 20 10
Temperature 58 49 42 38 36 47 58 63 62 53 45 40 37 41 49 53 53
Min/Max Temp 36 63 37 54
Wind Dir SW SW SW W W W W W NW N N N N N N N N
Wind (mph) 16 11 9 5 4 4 10 16 16 18 16 11 12 16 13 13 17
Wind Gust (mph) 26 33 41 36 32 34 37
Precip Prob (%) 0 0 0 0 0 0 0 0 5 0 0 5 0 0 0 0 0
Precip Type
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12 Hour QPF 0.00 0.00 0.00 0.00
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.01 0.02 0.02
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.5 9.5 9.0 8.7 8.1 8.6 9.4 10.2 10.6 10.3 9.2 8.4 8.0 8.0 8.7 9.3 9.5
Snow Density (%) 0 0 0 0 100 100 0 0 0 100 50 25 25 25 33 100 100
...Centennial Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover CL FW FW CL FW FW FW FW BK BK FW SC BK FW CL FW FW
Cloud Cover (%) 5 10 20 5 5 10 10 20 60 55 20 40 60 10 5 10 10
Temperature 54 47 40 36 34 45 55 60 61 54 46 41 38 43 50 55 53
Min/Max Temp 34 62 38 55
Wind Dir SW S S SW SW SW SW SW W N N N N N N N N
Wind (mph) 17 11 8 5 4 4 10 14 13 17 19 18 18 20 13 13 16
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Precip Type
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12 Hour QPF 0.00 0.00 0.00 0.00
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.00 0.01 0.01
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.4 9.2 8.6 8.4 7.9 8.7 9.6 10.4 10.8 10.6 9.7 8.8 8.1 8.1 9.0 9.6 9.6
Snow Density (%) 0 0 0 0 100 100 0 0 0 0 100 33 33 33 50 0 0
...Anaconda/Highland Ranges...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover CL CL FW SC FW CL FW SC FW FW FW SC BK SC SC SC SC
Cloud Cover (%) 5 5 10 30 10 5 10 30 20 20 20 35 55 40 40 40 35
Temperature 58 49 41 37 35 46 55 59 58 50 42 38 36 41 49 53 53
Min/Max Temp 35 60 36 54
Wind Dir W NW NW W W W W NW NW N N N NE NE NE N N
Wind (mph) 11 8 4 3 3 5 10 12 17 14 9 6 8 9 6 8 11
Wind Gust (mph) 28 29 40 37 34 28 27 31 28
Precip Prob (%) 0 0 0 0 0 0 0 0 5 5 0 0 0 0 5 5 0
Precip Type
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12 Hour QPF 0.00 0.00 0.00 0.00
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.02 0.02 0.03
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.4 9.5 9.0 8.5 8.1 8.4 9.1 9.7 9.6 9.0 8.6 7.7 7.8 7.9 8.7 9.3 9.5
Snow Density (%) 0 0 0 100 100 50 100 0 0 50 33 25 20 25 50 100 100
...Pioneer Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover CL CL FW FW FW FW FW FW FW FW SC BK OV SC SC SC SC
Cloud Cover (%) 0 5 10 20 10 5 15 25 20 25 30 50 75 45 40 45 35
Temperature 57 50 41 37 35 46 55 59 58 51 43 37 35 40 47 52 52
Min/Max Temp 35 60 35 53
Wind Dir W NW NW W W W W W NW NW N N NE NE NE NE NE
Wind (mph) 12 6 6 5 5 6 11 14 18 16 9 5 5 8 8 9 11
Wind Gust (mph) 31 24 24 42 42 35 34 37 35 27 27 29
Precip Prob (%) 0 0 0 0 0 0 0 0 5 0 0 0 0 0 5 5 5
Precip Type
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12 Hour QPF 0.00 0.00 0.00 0.00
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.01 0.02 0.03
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.3 9.6 9.2 8.6 8.0 8.4 9.2 9.9 10.1 9.2 8.7 7.8 7.8 8.0 8.8 9.4 9.7
Snow Density (%) 0 0 100 100 50 50 100 0 0 50 25 20 20 20 33 100 100
...Beaverhead/Tendoy Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW FW FW FW FW FW FW FW FW FW SC SC BK FW FW FW FW
Cloud Cover (%) 5 10 10 10 10 10 10 15 15 20 35 40 70 25 20 20 20
Temperature 58 49 40 36 34 46 56 61 61 52 43 38 35 42 50 54 54
Min/Max Temp 34 62 35 55
Wind Dir W W W W W W W W NW N N N N N N N N
Wind (mph) 12 8 5 4 4 5 11 14 19 19 14 11 10 13 11 11 14
Wind Gust (mph) 26 34 42 41 42 40 39 39 29 34
Precip Prob (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Precip Type
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12 Hour QPF 0.00 0.00 0.00 0.00
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.00 0.01 0.01
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.0 0.0 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
Snow Level (kft) 9.5 9.6 9.2 8.5 7.8 8.4 9.3 10.1 10.5 10.0 8.9 8.4 8.0 8.2 9.0 9.6 9.9
Snow Density (%) 0 0 0 100 100 100 0 0 0 100 33 25 20 25 33 100 0
...Absoraka-Beartooth/Cooke City Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover SC FW CL CL FW FW FW BK OV OV OV OV OV BK SC BK BK
Cloud Cover (%) 35 15 0 5 5 15 10 65 95 90 85 80 90 60 50 55 50
Temperature 49 41 35 31 30 40 52 55 52 43 38 35 33 35 42 45 43
Min/Max Temp 29 56 32 45
Wind Dir W SW W SW SW SW W W NW NE NE N N N N N N
Wind (mph) 16 10 8 5 5 8 12 13 9 8 6 5 5 6 8 9 10
Wind Gust (mph) 27
Precip Prob (%) 20 10 0 0 0 0 0 0 40 60 70 30 40 40 20 20 20
Precip Type
6 Hour QPF 0.01 0.00 0.00 0.00 0.04 0.08 0.02 0.00
12 Hour QPF 0.01 0.00 0.12 0.02
Low End QPF 0.00 0.00 0.02 0.00
High End QPF 0.01 0.17 0.25 0.07
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.2 0.1 0.0
12 Hour Snow 0.0 0.0 0.2 0.1
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.2 0.8 0.1
Snow Level (kft) 9.8 9.7 9.0 8.2 7.7 8.6 9.7 10.4 10.7 10.3 9.7 9.0 8.2 8.3 8.9 9.3 9.4
Snow Density (%) 100 50 50 50 33 33 50 100 50 33 20 12 11 12 20 33 33
...Absoraka Mountains Above 6000ft Northeast Facing...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover SC FW FW CL FW FW FW BK OV OV OV OV OV OV BK BK BK
Cloud Cover (%) 35 20 5 5 10 15 10 55 95 95 95 95 100 80 65 65 60
Temperature 52 45 41 38 36 46 54 56 53 45 41 38 37 36 39 43 42
Min/Max Temp 36 57 35 43
Wind Dir W W SW W SW W W NW N NE NE NE N N N N N
Wind (mph) 13 9 13 11 11 9 12 13 10 9 6 5 6 9 10 11 11
Wind Gust (mph) 33 28 34 31 27 31 31 29 42 41 32 34 39 31 31 39
Precip Prob (%) 20 10 0 0 0 0 0 0 30 60 90 70 70 70 40 40 30
Precip Type
6 Hour QPF 0.01 0.00 0.00 0.00 0.10 0.17 0.03 0.01
12 Hour QPF 0.01 0.00 0.27 0.04
Low End QPF 0.00 0.00 0.03 0.00
High End QPF 0.01 0.26 0.44 0.13
6 Hour Snow 0.0 0.0 0.0 0.0 0.1 0.4 0.1 0.0
12 Hour Snow 0.0 0.0 0.5 0.1
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.3 1.3 0.3
Snow Level (kft) 9.7 9.7 9.2 8.6 8.2 8.7 9.6 10.3 10.5 9.9 9.4 8.6 7.9 7.9 8.4 9.0 9.1
Snow Density (%) 50 50 50 50 50 33 50 100 50 25 16 12 12 12 16 25 25
...Absoraka Mountains Above 6000ft West Facing...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW FW FW CL FW FW FW SC OV OV OV OV OV BK SC SC SC
Cloud Cover (%) 20 10 5 5 5 15 10 40 80 90 75 75 85 55 40 45 35
Temperature 55 47 40 35 33 45 56 60 58 50 43 38 36 39 46 50 49
Min/Max Temp 33 61 36 50
Wind Dir W SW SW SW SW W W W NW N N N N N N N N
Wind (mph) 14 10 8 5 5 6 11 13 11 9 8 5 6 8 9 10 11
Wind Gust (mph) 35 31 32 28 26 32 34 35 36 34 34 32 32 33 26 27 31
Precip Prob (%) 5 0 0 0 0 0 0 0 10 10 30 20 20 20 5 5 5
Precip Type R R
6 Hour QPF 0.00 0.00 0.00 0.00 0.01 0.05 0.01 0.00
12 Hour QPF 0.00 0.00 0.06 0.01
Low End QPF 0.00 0.00 0.00 0.00
High End QPF 0.00 0.08 0.13 0.06
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0
12 Hour Snow 0.0 0.0 0.1 0.0
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.3 0.0
Snow Level (kft) 9.7 9.5 8.9 8.2 7.8 8.6 9.6 10.3 10.6 10.3 9.7 8.9 8.3 8.3 8.8 9.3 9.5
Snow Density (%) 100 100 100 100 50 50 100 0 100 50 33 20 16 16 25 50 50
...Crazy Mountains...
Date Friday 06/12/26 Saturday 06/13/26
Time (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p
Cloud Cover FW FW FW FW FW FW FW SC OV OV OV OV OV OV BK BK BK
Cloud Cover (%) 10 10 10 10 5 15 10 25 75 85 85 90 80 75 70 70 60
Temperature 55 49 43 40 39 48 54 57 56 47 42 40 38 39 42 45 47
Min/Max Temp 38 58 37 47
Wind Dir W NW W W W W W W NW NE N N NW NW NW N N
Wind (mph) 19 10 9 9 9 12 18 19 14 9 6 6 8 9 9 9 10
Wind Gust (mph) 41 32 37 37 32 26
Precip Prob (%) 0 0 0 0 0 0 0 0 20 60 80 70 60 60 50 50 10
Precip Type T R R S S S R R
6 Hour QPF 0.00 0.00 0.00 0.00 0.03 0.04 0.03 0.01
12 Hour QPF 0.00 0.00 0.07 0.04
Low End QPF 0.00 0.00 0.01 0.00
High End QPF 0.00 0.13 0.22 0.10
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0
12 Hour Snow 0.0 0.0 0.0 0.1
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.3 0.1
Snow Level (kft) 9.4 9.4 9.0 8.2 7.7 8.3 8.8 9.3 9.7 9.4 8.7 8.1 7.6 7.6 8.1 8.5 8.7
Snow Density (%) 100 0 100 100 50 50 100 100 100 50 25 20 16 16 25 33 50
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain