Avalanche Weather Guidance
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
004
FWUS45 KTFX 191000
AVGTFX
FWUS45 KTFX 191000
AVGTFX
Avalanche Weather Guidance
National Weather Service Great Falls MT
400 AM MDT Sat Apr 19 2025
...Glacier National Park/Marias Pass...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover SC OV OV OV OV BK BK OV OV OV OV OV OV OV OV BK OV
Cloud Cover (%) 50 80 85 85 80 65 60 75 85 90 95 95 75 75 70 70 80
Temperature 30 34 38 38 37 35 34 32 31 32 36 38 36 32 30 29 28
Max/Min Temp 40 31 38 27
Wind Dir SW SW SW W W W SW W SW SW SW SW W W W SW W
Wind (mph) 23 20 17 18 18 16 13 11 9 10 13 14 14 12 11 11 11
Wind Gust (mph) 51 48 36 39 40 35 31 31 33 33
Precip Prob (%) 0 10 40 50 50 30 30 40 60 60 80 80 50 50 40 40 70
Precip Type S S S S S S S S S S S S S S S
6 Hour QPF 0.00 0.03 0.04 0.07 0.05 0.05 0.03 0.02
6 Hour Snow 0.0 0.1 0.2 0.5 0.4 0.3 0.2 0.2
12 Hour Snow 0.1 0.7 0.7 0.4
Snow Level (kft) 5.4 5.4 5.8 6.3 6.5 6.2 5.9 5.6 5.2 5.0 5.3 5.5 5.5 5.1 4.6 4.2 3.8
...Bob Marshall/Scapegoat Wilderness...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover FW BK OV OV OV OV SC BK BK OV OV OV OV OV BK BK OV
Cloud Cover (%) 15 60 70 80 85 80 50 55 60 75 90 90 70 70 65 60 75
Temperature 27 34 41 42 39 35 33 32 31 33 38 41 39 33 31 29 28
Max/Min Temp 43 30 41 28
Wind Dir W W W W W W W W W W W W W W W W W
Wind (mph) 14 16 16 16 14 13 11 9 8 10 12 13 13 10 9 9 10
Wind Gust (mph) 40 41 40 35 36 33 28 29 31 33
Precip Prob (%) 0 0 0 30 50 30 20 20 30 30 70 70 50 50 30 30 60
Precip Type S S S S S S S S S S S S S S
6 Hour QPF 0.00 0.01 0.02 0.01 0.00 0.03 0.02 0.01
6 Hour Snow 0.0 0.0 0.1 0.1 0.0 0.1 0.1 0.1
12 Hour Snow 0.0 0.2 0.1 0.2
Snow Level (kft) 4.8 5.3 6.4 6.8 6.8 6.4 6.0 5.9 5.5 5.5 5.6 5.9 6.0 5.5 4.9 4.4 4.0
...Nevada Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL SC BK OV OV OV SC SC BK BK OV OV OV OV BK BK OV
Cloud Cover (%) 5 30 65 75 90 85 50 45 55 70 80 80 75 70 65 55 75
Temperature 30 36 45 48 44 38 36 34 33 36 42 45 43 37 35 32 30
Max/Min Temp 48 32 46 30
Wind Dir W W W W W W W W W W W W W W W W W
Wind (mph) 13 14 16 16 17 14 11 9 8 9 12 12 12 10 8 8 9
Wind Gust (mph) 33 33 35 32
Precip Prob (%) 0 0 0 10 50 40 20 20 10 10 60 60 50 50 30 30 60
Precip Type R S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.01 0.00 0.00 0.03 0.02 0.01
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1
12 Hour Snow 0.0 0.0 0.0 0.1
Snow Level (kft) 4.3 4.8 6.1 7.0 6.9 6.6 6.2 5.8 5.5 5.6 5.9 6.3 6.4 5.8 5.2 4.6 4.2
...Elkhorn/Boulder Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL FW SC BK OV OV OV SC SC SC BK OV OV OV OV OV OV
Cloud Cover (%) 5 15 50 65 85 90 75 35 40 45 70 75 85 85 70 70 75
Temperature 25 34 44 48 45 37 35 31 30 34 42 44 41 35 32 29 28
Max/Min Temp 49 29 45 27
Wind Dir W W W W W W W W W W SW SW W NW NW W W
Wind (mph) 10 10 11 13 14 12 9 6 6 6 9 10 11 9 8 6 6
Wind Gust (mph) 28 31 33 32
Precip Prob (%) 0 0 0 0 40 50 40 10 5 5 50 50 70 70 50 50 70
Precip Type S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.03 0.00 0.00 0.06 0.09 0.04
6 Hour Snow 0.0 0.0 0.1 0.0 0.0 0.1 0.4 0.4
12 Hour Snow 0.0 0.1 0.1 0.8
Snow Level (kft) 4.4 4.9 6.4 7.4 7.5 7.0 6.7 6.0 5.6 5.8 6.2 6.8 6.8 6.3 5.7 5.1 4.7
...Big Belt Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL FW SC BK OV OV BK SC SC SC OV OV OV OV OV OV OV
Cloud Cover (%) 5 10 45 65 85 95 70 45 50 45 70 75 90 90 75 70 70
Temperature 28 36 44 50 48 41 38 35 33 36 44 47 45 39 36 33 31
Max/Min Temp 51 32 48 31
Wind Dir SW SW SW W W W W W SW SW SW SW W W W W SW
Wind (mph) 12 13 13 14 16 13 9 8 6 8 10 10 10 8 6 6 6
Wind Gust (mph) 29 34 32 33 37 34
Precip Prob (%) 0 0 0 0 40 70 30 20 10 10 50 50 70 70 50 50 60
Precip Type R S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.04 0.01 0.00 0.03 0.10 0.04
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.3
12 Hour Snow 0.0 0.0 0.0 0.5
Snow Level (kft) 4.0 4.6 6.0 7.1 7.3 6.9 6.5 6.1 5.7 5.7 6.1 6.5 6.7 6.3 5.7 5.1 4.6
...Little Belt Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL CL SC BK OV OV OV BK BK SC OV OV OV OV OV OV BK
Cloud Cover (%) 5 5 40 65 85 90 85 60 55 50 80 80 100 100 80 75 65
Temperature 27 36 46 50 48 39 36 34 31 36 43 46 44 37 34 31 29
Max/Min Temp 51 31 47 29
Wind Dir SW SW W W W W W W W W W W W W W W W
Wind (mph) 11 11 11 11 11 9 6 6 5 6 9 9 8 5 5 5 6
Wind Gust (mph) 28 28
Precip Prob (%) 0 0 0 0 20 40 30 10 10 10 60 60 80 80 60 60 50
Precip Type R S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.02 0.01 0.00 0.03 0.15 0.08
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.3 0.6
12 Hour Snow 0.0 0.0 0.0 0.9
Snow Level (kft) 4.5 5.3 6.6 7.3 7.5 7.0 6.6 6.2 5.8 5.9 6.3 6.6 6.7 6.4 6.0 5.4 4.9
...Highwood Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover FW FW SC OV OV OV OV BK BK SC OV OV OV OV OV OV BK
Cloud Cover (%) 5 10 50 75 90 95 85 65 65 45 75 75 90 90 80 75 60
Temperature 34 42 50 54 51 43 40 38 36 39 45 48 46 40 38 35 33
Max/Min Temp 54 35 49 33
Wind Dir SW W W W W W W W W W W W W W W W W
Wind (mph) 14 14 17 17 18 16 12 11 9 11 12 11 11 9 9 9 11
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 40 80 30 30 20 20 60 60 70 70 40 40 40
Precip Type R R S S S S R R R S S S S
6 Hour QPF 0.00 0.00 0.05 0.00 0.00 0.02 0.15 0.07
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2
12 Hour Snow 0.0 0.0 0.0 0.2
Snow Level (kft) 4.9 5.4 6.4 7.2 7.3 6.9 6.5 6.1 5.7 5.7 6.1 6.4 6.5 6.2 5.9 5.2 4.6
...Snowy/Judith Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover FW FW FW SC BK OV OV OV BK BK OV OV OV OV OV OV OV
Cloud Cover (%) 5 5 15 50 60 95 95 90 65 55 75 75 100 100 95 95 80
Temperature 27 41 50 55 54 45 41 39 36 40 47 49 46 40 37 35 34
Max/Min Temp 56 35 50 33
Wind Dir SW W W NW NW NW NW W W NW NW SW SE SE S W W
Wind (mph) 10 9 10 10 11 9 9 6 6 6 6 6 6 6 5 6 8
Wind Gust (mph) 29 26 25
Precip Prob (%) 0 0 0 0 10 30 50 40 30 30 60 60 80 80 80 80 50
Precip Type R R R S S S R R R S S S S
6 Hour QPF 0.00 0.00 0.02 0.01 0.00 0.05 0.18 0.21
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.4
12 Hour Snow 0.0 0.0 0.0 0.5
Snow Level (kft) 4.4 5.3 6.5 7.3 7.6 7.4 6.9 6.5 6.0 5.9 6.3 6.7 6.9 6.7 6.1 5.7 5.2
...Bears Paw Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover FW FW BK BK OV OV OV BK BK OV OV OV OV OV OV OV BK
Cloud Cover (%) 20 15 60 70 85 95 90 60 60 75 75 75 90 90 85 80 70
Temperature 32 43 53 57 54 45 42 38 37 40 46 50 49 41 39 36 35
Max/Min Temp 57 35 51 34
Wind Dir SW W W W NW NW W NW W N S S SE SE SE W W
Wind (mph) 8 10 14 16 17 12 8 5 5 6 9 9 9 6 5 5 6
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 20 60 70 40 20 20 60 60 70 70 60 60 30
Precip Type R R R R S S R R R R S S S
6 Hour QPF 0.00 0.00 0.02 0.01 0.01 0.04 0.11 0.18
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1
12 Hour Snow 0.0 0.0 0.0 0.1
Snow Level (kft) 4.7 5.5 6.5 7.3 7.4 6.9 6.5 6.1 5.8 5.7 6.0 6.2 6.3 6.2 6.0 5.3 4.7
...Castle/Crazy Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL FW SC BK OV OV OV BK BK SC BK BK OV OV OV OV OV
Cloud Cover (%) 5 5 30 55 80 90 90 60 50 50 65 70 100 100 85 85 70
Temperature 24 33 43 49 48 40 37 34 32 35 44 46 45 38 35 32 30
Max/Min Temp 50 31 47 30
Wind Dir SW SW W W W W W W W W W SW SW W W W W
Wind (mph) 11 13 16 14 14 11 10 9 8 9 11 10 9 8 8 8 8
Wind Gust (mph) 32 35 36 34 33 28 27 26
Precip Prob (%) 0 0 0 0 10 50 40 10 10 10 40 40 80 80 70 70 60
Precip Type S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.02 0.01 0.00 0.02 0.16 0.06
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.0 0.3 0.5
12 Hour Snow 0.0 0.0 0.0 0.8
Snow Level (kft) 3.9 4.6 6.1 7.1 7.5 7.2 6.8 6.4 5.9 5.9 6.3 6.8 6.9 6.7 6.2 5.6 5.1
...Bridger Range...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL FW FW BK OV OV OV OV SC BK OV OV OV OV OV OV OV
Cloud Cover (%) 5 5 25 55 75 90 90 75 50 50 70 70 100 100 90 90 80
Temperature 23 32 41 47 47 40 37 35 33 35 42 46 45 38 35 32 31
Max/Min Temp 48 32 47 31
Wind Dir SW W W W NW NW W W W W W W SW W W W W
Wind (mph) 9 10 12 12 10 9 8 6 5 6 9 9 9 8 6 6 6
Wind Gust (mph) 29
Precip Prob (%) 0 0 0 0 10 50 50 60 20 20 50 50 90 90 70 70 70
Precip Type S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.03 0.03 0.00 0.02 0.20 0.08
6 Hour Snow 0.0 0.0 0.0 0.1 0.0 0.0 0.3 0.6
12 Hour Snow 0.0 0.1 0.0 0.9
Snow Level (kft) 3.7 4.4 5.8 6.9 7.5 7.3 6.8 6.6 6.2 6.0 6.4 6.8 7.0 6.8 6.3 5.7 5.1
...Madison Range/Spanish Peaks...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL FW FW SC OV OV OV OV BK BK OV OV OV OV OV OV OV
Cloud Cover (%) 5 5 10 45 70 95 100 95 70 65 85 85 95 95 85 85 90
Temperature 15 26 36 41 41 35 31 29 27 30 37 40 38 32 30 27 25
Max/Min Temp 43 27 41 25
Wind Dir SW SW SW W W W W W W SW SW SW SW SW W SW SW
Wind (mph) 8 9 9 10 9 6 5 4 4 5 8 10 10 6 4 4 5
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 30 60 90 60 40 40 60 60 80 80 70 70 90
Precip Type S R S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.07 0.09 0.02 0.08 0.14 0.05
6 Hour Snow 0.0 0.0 0.4 0.8 0.2 0.4 0.9 0.6
12 Hour Snow 0.0 1.2 0.6 1.5
Snow Level (kft) 3.8 4.5 6.1 7.2 7.6 7.3 7.1 6.8 6.5 6.5 6.9 7.5 7.6 7.3 6.8 6.0 5.6
...Gallatin Range/Hyalite Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL FW FW SC BK OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 5 10 15 45 70 95 100 95 75 70 85 85 100 100 95 95 90
Temperature 18 28 38 44 44 36 32 30 29 30 37 41 40 33 31 28 26
Max/Min Temp 45 28 43 26
Wind Dir SW SW W W W W W W W W W SW SW SW W W W
Wind (mph) 9 9 9 9 8 6 5 4 4 4 6 8 8 6 5 4 5
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 20 70 100 80 40 40 60 60 90 90 80 80 90
Precip Type S R S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.09 0.09 0.02 0.05 0.15 0.08
6 Hour Snow 0.0 0.0 0.4 0.8 0.2 0.2 0.9 0.9
12 Hour Snow 0.0 1.2 0.4 1.8
Snow Level (kft) 3.9 4.8 6.4 7.3 7.7 7.5 7.1 6.9 6.4 6.4 6.9 7.4 7.5 7.2 6.6 6.0 5.4
...Lionhead Range...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL CL FW FW SC OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 5 5 5 20 45 90 90 95 85 75 90 90 90 90 85 85 90
Temperature 16 26 38 44 44 36 33 31 29 32 41 45 43 36 33 30 27
Max/Min Temp 46 29 46 27
Wind Dir SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW SW
Wind (mph) 3 5 9 9 9 5 4 3 3 5 8 10 10 8 6 5 5
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 20 20 40 70 50 50 70 70 70 70 70 70 80
Precip Type S S S S S S S R S S S S S
6 Hour QPF 0.00 0.00 0.00 0.04 0.02 0.05 0.04 0.02
6 Hour Snow 0.0 0.0 0.0 0.3 0.2 0.0 0.1 0.1
12 Hour Snow 0.0 0.3 0.2 0.2
Snow Level (kft) 3.2 3.8 5.1 6.3 6.7 6.3 6.3 6.5 6.4 6.5 7.0 7.5 7.7 7.3 6.8 6.3 5.8
...Tobacco Root Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL FW SC BK OV OV OV BK SC BK BK BK OV OV OV OV OV
Cloud Cover (%) 5 10 30 65 85 100 95 55 40 50 70 70 95 95 85 85 85
Temperature 20 30 39 45 44 37 34 31 28 32 40 44 42 34 31 28 27
Max/Min Temp 46 28 44 27
Wind Dir W W W W W W W W W W SW SW W W NW W W
Wind (mph) 9 10 11 11 11 10 6 6 6 6 9 11 12 9 5 5 5
Wind Gust (mph) 29
Precip Prob (%) 0 0 0 0 30 80 60 20 10 10 50 50 80 80 60 60 80
Precip Type S S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.07 0.02 0.00 0.02 0.09 0.14
6 Hour Snow 0.0 0.0 0.3 0.2 0.0 0.1 0.5 1.6
12 Hour Snow 0.0 0.5 0.1 2.1
Snow Level (kft) 4.3 4.9 6.2 7.2 7.8 7.6 7.2 6.8 6.2 6.1 6.6 7.1 7.3 7.0 6.3 5.8 5.2
...Snowcrest/Gravelly/Ruby/Blacktail Ranges...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL FW FW BK OV OV OV OV BK SC BK BK OV OV BK BK OV
Cloud Cover (%) 5 10 15 55 80 95 95 70 55 45 65 70 75 75 70 70 80
Temperature 17 28 39 45 45 38 34 32 29 32 41 44 42 35 32 29 27
Max/Min Temp 47 29 45 27
Wind Dir SW SW W W W NW NW W W W SW SW SW W W W SW
Wind (mph) 6 8 10 11 11 8 5 5 5 5 9 13 13 9 5 5 6
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 20 60 60 30 20 20 50 50 60 60 50 50 70
Precip Type S S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.07 0.05 0.00 0.07 0.06 0.02
6 Hour Snow 0.0 0.0 0.3 0.4 0.0 0.2 0.2 0.2
12 Hour Snow 0.0 0.7 0.2 0.4
Snow Level (kft) 3.8 4.5 6.0 7.2 7.7 7.4 7.1 6.9 6.5 6.4 6.9 7.5 7.6 7.1 6.6 5.9 5.4
...Centennial Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL CL FW SC BK OV OV OV BK SC OV OV OV OV BK BK OV
Cloud Cover (%) 5 5 5 40 65 95 90 90 70 50 80 80 80 80 65 65 80
Temperature 17 26 35 41 42 37 33 31 29 31 37 41 40 35 31 28 26
Max/Min Temp 42 28 42 26
Wind Dir SW SW SW SW SW SW NW NW W SW S SW SW SW W W SW
Wind (mph) 5 6 11 11 11 8 5 5 5 6 10 12 12 10 8 6 6
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 20 20 50 40 30 30 60 60 60 60 40 40 70
Precip Type S S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.01 0.03 0.01 0.09 0.04 0.01
6 Hour Snow 0.0 0.0 0.1 0.2 0.1 0.2 0.1 0.1
12 Hour Snow 0.0 0.3 0.3 0.2
Snow Level (kft) 3.5 4.0 5.5 6.6 7.0 6.7 6.9 6.9 6.6 6.6 7.1 7.6 7.7 7.3 6.8 6.1 5.7
...Anaconda/Highland Ranges...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL SC BK OV OV OV OV SC SC BK OV OV OV OV OV OV OV
Cloud Cover (%) 5 30 60 75 95 90 75 50 40 60 70 75 85 85 80 80 90
Temperature 22 31 41 45 42 35 34 30 28 32 40 43 40 33 31 29 27
Max/Min Temp 46 28 44 27
Wind Dir W W W W NW NW W W W SW SW W W NW NW W W
Wind (mph) 4 5 9 10 10 8 5 4 4 5 8 10 11 8 5 5 5
Wind Gust (mph)
Precip Prob (%) 0 0 0 5 80 70 50 30 5 5 60 60 70 70 70 70 80
Precip Type S S S S S S S S S S S
6 Hour QPF 0.00 0.01 0.05 0.01 0.00 0.09 0.10 0.06
6 Hour Snow 0.0 0.0 0.2 0.1 0.0 0.2 0.7 0.7
12 Hour Snow 0.0 0.3 0.2 1.4
Snow Level (kft) 4.1 4.6 6.3 7.4 7.5 7.1 6.8 6.2 5.7 5.7 6.4 6.9 6.8 6.3 5.7 5.2 4.6
...Pioneer Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover FW FW BK BK OV OV BK SC BK BK BK BK OV OV OV OV OV
Cloud Cover (%) 5 20 55 70 90 95 70 50 50 55 60 65 85 85 75 75 85
Temperature 20 30 40 45 42 34 32 29 27 31 40 43 40 33 29 27 25
Max/Min Temp 45 26 43 25
Wind Dir W W W W W W W W W W SW W W W W W W
Wind (mph) 6 8 10 12 12 9 6 5 5 5 9 12 13 9 6 5 6
Wind Gust (mph) 29 26 29 33 26
Precip Prob (%) 0 0 0 0 40 70 30 20 5 5 40 40 60 60 60 60 70
Precip Type S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.04 0.00 0.00 0.03 0.06 0.04
6 Hour Snow 0.0 0.0 0.2 0.0 0.0 0.1 0.5 0.5
12 Hour Snow 0.0 0.2 0.1 1.0
Snow Level (kft) 4.3 4.8 6.4 7.5 7.7 7.3 6.9 6.3 5.8 5.8 6.5 7.0 7.1 6.6 6.0 5.4 4.8
...Beaverhead/Tendoy Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover CL FW SC BK OV OV OV BK BK BK BK BK BK BK BK BK OV
Cloud Cover (%) 5 15 40 65 85 95 80 50 50 50 60 60 65 65 65 65 75
Temperature 19 29 40 45 44 36 33 30 28 32 41 45 42 34 30 28 26
Max/Min Temp 46 27 45 26
Wind Dir W W W W W NW NW W W W SW SW W W W W W
Wind (mph) 5 6 9 11 11 9 6 6 5 6 10 13 16 11 8 8 8
Wind Gust (mph) 33
Precip Prob (%) 0 0 0 0 20 70 50 10 5 5 40 40 40 40 50 50 60
Precip Type S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.06 0.01 0.00 0.02 0.02 0.02
6 Hour Snow 0.0 0.0 0.3 0.1 0.0 0.1 0.2 0.3
12 Hour Snow 0.0 0.4 0.1 0.5
Snow Level (kft) 4.1 4.7 6.2 7.3 7.6 7.4 7.1 6.7 6.2 6.2 6.7 7.2 7.2 6.7 6.1 5.6 5.0
...Absoraka-Beartooth/Cooke City Mountains...
Date Saturday 04/19/25 Sunday 04/20/25
Time (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
6a 9a 12 3p 6p 9p 12 3a 6a 9a 12 3p 6p 9p 12 3a 6a
Cloud Cover FW CL CL SC BK OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 5 5 5 30 70 90 95 90 80 80 95 95 95 95 90 90 90
Temperature 10 21 33 39 38 30 28 27 25 28 35 38 35 30 28 26 24
Max/Min Temp 40 24 39 24
Wind Dir W W W W W W SW SW SW SW SW SW SW SW SW SW SW
Wind (mph) 6 8 10 9 8 6 5 4 4 5 8 10 10 8 6 6 6
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 30 30 70 60 60 60 80 80 80 80 70 70 90
Precip Type
6 Hour QPF 0.00 0.00 0.01 0.04 0.02 0.05 0.11 0.05
6 Hour Snow 0.0 0.0 0.1 0.5 0.2 0.3 0.9 0.6
12 Hour Snow 0.0 0.6 0.5 1.5
Snow Level (kft) 3.2 4.1 6.1 7.3 7.7 7.2 6.8 6.6 6.4 6.6 7.1 7.6 7.7 7.5 7.0 6.4 5.9
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain