Avalanche Weather Guidance
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
332
FWUS45 KTFX 171000
AVGTFX
FWUS45 KTFX 171000
AVGTFX
Avalanche Weather Guidance
National Weather Service Great Falls MT
400 AM MDT Thu Apr 17 2025
...Glacier National Park/Marias Pass...
Date Thursday 04/17/25 Friday 04/18/25
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 SC BK BK BK SC FW FW FW FW FW FW FW FW FW FW SC
Cloud Cover (%) 20 40 70 60 55 25 10 5 5 25 10 10 10 10 15 20 40
Temperature 18 23 27 28 28 22 20 18 17 23 33 37 38 32 31 30 29
Max/Min Temp 30 17 38 28
Wind Dir N N N N N N N NW NW W W W W SW SW SW SW
Wind (mph) 14 19 21 20 16 9 6 6 6 8 9 11 13 13 16 18 19
Wind Gust (mph) 36 43 43 40 35 39 42
Precip Prob (%) 0 5 40 20 5 5 0 0 0 0 0 0 0 0 0 0 5
Precip Type S S
6 Hour QPF 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 0.2 0.5 0.1 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.7 0.1 0.0 0.0
Snow Level (kft) 1.9 2.0 2.4 2.6 2.6 2.2 1.8 1.7 1.6 2.0 3.0 4.0 4.6 4.4 4.2 3.7 3.6
...Bob Marshall/Scapegoat Wilderness...
Date Thursday 04/17/25 Friday 04/18/25
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 SC BK BK SC SC FW FW FW FW FW FW FW FW FW FW FW
Cloud Cover (%) 50 30 70 65 50 40 25 15 15 15 15 10 10 5 5 5 20
Temperature 19 22 27 28 27 20 18 16 15 22 31 36 37 29 26 26 26
Max/Min Temp 29 15 37 25
Wind Dir NE N NE N N N N NW NW NW NW W W W W W W
Wind (mph) 18 20 20 19 16 10 8 6 5 5 6 9 9 9 10 11 11
Wind Gust (mph) 48 54 54 51 40 28 27 31 33
Precip Prob (%) 5 10 20 40 20 10 0 0 5 5 0 0 0 0 0 0 0
Precip Type S S S S
6 Hour QPF 0.01 0.04 0.02 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 0.1 0.7 0.3 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.8 0.3 0.0 0.0
Snow Level (kft) 2.0 2.1 2.4 2.8 2.8 2.3 1.8 1.6 1.4 1.9 2.8 3.7 4.3 4.0 3.7 3.3 3.3
...Nevada Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV BK OV OV BK SC SC FW FW FW FW FW FW FW FW CL FW
Cloud Cover (%) 85 65 70 75 55 40 30 25 20 20 15 10 10 5 5 5 10
Temperature 23 25 29 30 30 24 22 21 20 25 32 38 39 32 29 28 27
Max/Min Temp 32 19 40 26
Wind Dir NE NE NE N N N N NW NW NW N NW W SW SW SW SW
Wind (mph) 20 24 23 20 18 12 8 5 4 4 6 6 8 6 9 10 11
Wind Gust (mph) 43 51 48 47 35
Precip Prob (%) 40 5 30 40 20 10 0 0 5 5 0 0 0 0 0 0 0
Precip Type S S S S S
6 Hour QPF 0.02 0.05 0.01 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 0.4 0.8 0.2 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 1.2 0.2 0.0 0.0
Snow Level (kft) 2.3 2.3 2.5 3.0 2.9 2.4 2.1 1.8 1.6 1.9 2.6 3.5 4.1 3.8 3.6 3.0 2.9
...Elkhorn/Boulder Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV BK BK SC FW FW FW FW FW FW FW FW FW FW
Cloud Cover (%) 90 85 75 75 65 55 30 25 25 25 20 15 10 5 5 5 5
Temperature 21 22 26 28 28 22 19 18 17 22 30 35 36 28 25 24 24
Max/Min Temp 30 16 37 23
Wind Dir N N N N N N N N N N N NW NW SW SW SW SW
Wind (mph) 24 25 24 23 20 14 10 9 6 6 8 8 8 6 9 9 9
Wind Gust (mph) 54 56 55 51 43 35 32 26
Precip Prob (%) 60 40 40 30 20 10 0 0 0 0 0 0 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.05 0.04 0.02 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 0.8 0.7 0.4 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 1.5 0.4 0.0 0.0
Snow Level (kft) 2.7 2.5 2.7 3.0 3.0 2.6 2.1 1.8 1.6 1.9 2.6 3.4 4.0 3.8 3.6 3.0 2.8
...Big Belt Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV BK SC SC FW FW SC SC FW FW FW FW FW FW
Cloud Cover (%) 90 85 75 75 65 50 25 15 25 30 30 20 10 5 5 5 5
Temperature 24 25 28 30 30 25 22 20 19 25 31 36 38 31 28 26 26
Max/Min Temp 32 19 38 25
Wind Dir N N N N N N N N N NW NW NW NW S S S S
Wind (mph) 21 25 24 23 20 13 9 6 5 5 8 8 8 8 10 11 11
Wind Gust (mph) 51 61 57 59 44 34 26 25
Precip Prob (%) 60 20 50 40 20 10 0 0 5 5 0 0 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.04 0.04 0.02 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 0.6 0.7 0.3 0.0 0.1 0.0 0.0 0.0
12 Hour Snow 1.3 0.3 0.1 0.0
Snow Level (kft) 2.6 2.5 2.7 3.0 3.0 2.5 2.0 1.7 1.6 1.9 2.5 3.2 3.8 3.6 3.2 2.7 2.5
...Little Belt Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV BK SC SC SC SC SC FW FW FW FW FW FW
Cloud Cover (%) 90 90 80 80 70 65 40 35 45 45 40 25 15 5 10 5 5
Temperature 22 23 27 28 28 22 19 18 17 22 30 35 36 27 24 24 25
Max/Min Temp 30 16 36 23
Wind Dir N N N N N N N N NW NW NW NW NW SW SW SW SW
Wind (mph) 13 17 18 18 14 9 6 5 5 5 8 8 6 5 8 9 10
Wind Gust (mph) 39 44 44 43 32
Precip Prob (%) 70 30 30 40 30 20 0 0 5 5 5 5 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.05 0.08 0.02 0.00 0.01 0.00 0.00 0.00
6 Hour Snow 0.9 1.3 0.4 0.1 0.1 0.0 0.0 0.0
12 Hour Snow 2.2 0.5 0.1 0.0
Snow Level (kft) 2.6 2.4 2.5 2.8 2.8 2.4 1.8 1.6 1.5 1.9 2.5 3.1 3.6 3.3 3.1 2.9 2.8
...Highwood Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV BK OV BK SC SC SC SC SC SC FW FW FW FW FW FW
Cloud Cover (%) 90 80 70 75 65 45 25 25 35 25 25 15 5 5 10 10 5
Temperature 25 26 31 32 32 26 24 23 22 27 33 38 39 32 30 30 31
Max/Min Temp 34 22 39 29
Wind Dir N N N N N N N NW NW W NW NW W S S SW SW
Wind (mph) 14 19 19 18 17 11 8 8 9 10 11 10 9 9 11 12 13
Wind Gust (mph)
Precip Prob (%) 40 10 30 40 20 10 0 0 5 5 0 0 0 0 0 0 0
Precip Type S S S S
6 Hour QPF 0.03 0.07 0.01 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 0.5 1.0 0.2 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 1.5 0.2 0.0 0.0
Snow Level (kft) 2.4 2.4 2.5 2.9 3.0 2.1 1.9 1.8 1.6 1.8 2.4 2.9 3.4 3.4 3.3 3.0 3.0
...Snowy/Judith Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV BK SC SC BK SC BK SC FW FW FW FW FW
Cloud Cover (%) 95 95 90 85 70 65 45 40 50 50 55 35 15 5 5 10 10
Temperature 25 26 30 32 32 26 23 21 20 26 32 37 38 29 26 26 27
Max/Min Temp 34 19 39 24
Wind Dir N N N N N N NW NW NW NW NW NW NW SW S SW SW
Wind (mph) 16 20 20 19 17 10 9 8 8 9 10 10 8 6 9 10 10
Wind Gust (mph) 40 46 44 41 34 27
Precip Prob (%) 70 50 30 40 20 10 0 0 5 5 5 5 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.08 0.07 0.03 0.01 0.01 0.00 0.00 0.00
6 Hour Snow 1.4 1.0 0.6 0.1 0.2 0.0 0.0 0.0
12 Hour Snow 2.4 0.7 0.2 0.0
Snow Level (kft) 2.6 2.5 2.6 2.8 3.1 2.7 2.0 1.6 1.4 1.7 2.3 2.8 3.3 3.1 2.9 2.6 2.6
...Bears Paw Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV BK BK SC SC FW FW SC SC FW FW FW FW FW FW FW
Cloud Cover (%) 85 70 60 70 45 30 20 25 30 30 25 15 5 10 5 5 10
Temperature 27 30 36 37 36 29 27 24 23 29 37 42 43 34 31 29 29
Max/Min Temp 39 23 44 28
Wind Dir N N N N N N N N NW NW NW NW W S S S S
Wind (mph) 12 18 20 20 18 10 6 5 5 6 10 9 6 5 8 6 6
Wind Gust (mph) 29 37
Precip Prob (%) 5 0 10 10 5 5 0 0 0 0 0 0 0 0 0 0 0
Precip Type
6 Hour QPF 0.00 0.05 0.00 0.00 0.01 0.00 0.00 0.00
6 Hour Snow 0.1 0.4 0.0 0.0 0.1 0.0 0.0 0.0
12 Hour Snow 0.5 0.0 0.1 0.0
Snow Level (kft) 2.3 2.3 2.4 2.7 2.3 1.9 1.7 1.5 1.3 1.5 2.0 2.6 3.2 3.1 2.8 2.4 2.4
...Castle/Crazy Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV OV SC SC SC SC SC SC FW FW FW FW FW
Cloud Cover (%) 95 90 90 85 80 75 45 25 30 35 50 45 25 10 5 10 5
Temperature 22 23 26 27 27 22 19 16 15 21 29 33 35 26 24 23 23
Max/Min Temp 29 15 35 21
Wind Dir NE NE NE NE N N N N NW NW NW NW W S SW SW SW
Wind (mph) 16 20 21 21 17 10 8 6 6 8 9 9 9 8 9 9 10
Wind Gust (mph) 40 47 48 50 35 27
Precip Prob (%) 80 60 60 50 20 20 5 0 5 5 5 5 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.09 0.07 0.02 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 1.5 1.1 0.3 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 2.6 0.3 0.0 0.0
Snow Level (kft) 2.8 2.7 2.8 2.9 2.9 2.6 2.1 1.6 1.4 1.8 2.5 3.3 3.7 3.4 3.1 2.7 2.6
...Bridger Range...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV BK BK SC FW SC SC SC FW FW FW FW FW
Cloud Cover (%) 95 90 90 85 80 70 50 30 15 35 50 45 20 5 5 5 5
Temperature 23 23 26 27 26 22 19 16 15 21 28 32 33 26 24 23 23
Max/Min Temp 28 14 34 21
Wind Dir NE NE NE NE NE N N N N N NW NW W S S S S
Wind (mph) 21 23 21 21 18 11 9 6 5 6 8 8 8 8 8 8 8
Wind Gust (mph) 49 51 46 47 39 29
Precip Prob (%) 80 60 60 60 20 20 5 0 5 5 5 5 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.12 0.09 0.02 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 2.1 1.5 0.3 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 3.6 0.3 0.0 0.0
Snow Level (kft) 2.9 2.8 3.2 3.2 3.1 2.7 2.1 1.6 1.4 1.8 2.6 3.3 3.7 3.3 3.1 2.6 2.4
...Madison Range/Spanish Peaks...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV OV OV OV BK SC SC SC FW CL FW FW FW
Cloud Cover (%) 95 95 90 90 90 80 75 75 60 50 40 30 20 5 5 5 5
Temperature 19 19 22 22 21 17 15 14 12 15 23 27 27 20 18 16 16
Max/Min Temp 24 11 29 15
Wind Dir NE NE NE NE NE NE NE NE N N N N N NW S S S
Wind (mph) 21 23 23 23 21 17 13 11 10 11 11 11 10 6 5 6 8
Wind Gust (mph) 48 51 50 52 44 42 37 34 29 31 28 28 27
Precip Prob (%) 80 80 80 80 30 30 10 5 5 5 5 5 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.14 0.13 0.05 0.01 0.00 0.00 0.00 0.00
6 Hour Snow 2.5 2.2 1.0 0.2 0.0 0.0 0.0 0.0
12 Hour Snow 4.7 1.2 0.0 0.0
Snow Level (kft) 3.5 3.1 3.6 3.8 3.3 2.6 2.4 2.0 1.6 1.7 2.5 3.1 3.6 3.3 3.2 2.9 2.9
...Gallatin Range/Hyalite Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV OV OV OV BK BK BK SC FW FW FW FW FW
Cloud Cover (%) 95 95 95 90 85 80 85 85 65 65 55 35 20 5 10 10 5
Temperature 19 19 21 22 22 18 16 14 12 16 23 27 28 21 18 17 17
Max/Min Temp 24 11 29 15
Wind Dir NE NE NE NE NE NE NE NE NE N N N N SW SW SW S
Wind (mph) 19 19 20 20 18 12 9 8 6 8 10 10 9 5 6 6 8
Wind Gust (mph) 39 44 46 46 36 33 27
Precip Prob (%) 80 80 80 80 30 30 10 5 5 5 5 5 0 0 0 0 0
Precip Type S S S S S S S
6 Hour QPF 0.16 0.10 0.04 0.01 0.00 0.00 0.00 0.00
6 Hour Snow 3.0 1.8 0.6 0.2 0.0 0.1 0.0 0.0
12 Hour Snow 4.8 0.8 0.1 0.0
Snow Level (kft) 3.2 3.0 3.4 3.5 3.1 2.6 2.4 2.0 1.5 1.8 2.5 3.1 3.4 3.2 3.0 2.7 2.7
...Lionhead Range...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV OV OV BK BK FW SC SC FW FW FW CL CL
Cloud Cover (%) 90 95 90 90 85 75 75 65 50 25 35 35 20 5 5 5 5
Temperature 26 25 29 30 28 22 20 18 16 20 31 36 35 25 21 17 15
Max/Min Temp 32 16 37 14
Wind Dir N NE NE NE NE NE NE NE NE NE NE N N N NE E SE
Wind (mph) 18 21 19 18 19 20 18 16 13 13 11 10 9 5 4 4 4
Wind Gust (mph) 37 43 41 41 39 42 37 33
Precip Prob (%) 80 70 70 70 40 30 10 5 5 5 5 5 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.13 0.04 0.01 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 2.1 0.8 0.2 0.1 0.0 0.0 0.0 0.0
12 Hour Snow 2.9 0.3 0.0 0.0
Snow Level (kft) 4.2 3.7 4.0 4.1 3.6 2.5 2.1 1.9 1.6 1.8 2.7 3.3 4.1 3.6 3.2 2.9 2.8
...Tobacco Root Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV BK BK BK SC SC SC FW FW CL FW FW FW
Cloud Cover (%) 95 90 85 85 75 70 60 55 45 40 30 20 10 5 5 5 10
Temperature 19 19 22 24 23 19 17 14 13 17 24 29 30 23 21 20 21
Max/Min Temp 25 12 31 19
Wind Dir N NE NE NE NE NE NE NE N N N N N SW SW SW SW
Wind (mph) 28 28 27 27 24 18 14 11 9 9 9 9 9 8 8 8 9
Wind Gust (mph) 56 58 59 57 47 42 37 35 32 32 29 28 27
Precip Prob (%) 90 60 70 70 20 20 5 0 0 0 0 0 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.23 0.15 0.09 0.01 0.00 0.00 0.00 0.00
6 Hour Snow 4.1 2.5 1.5 0.2 0.1 0.0 0.0 0.0
12 Hour Snow 6.6 1.7 0.1 0.0
Snow Level (kft) 3.1 2.8 3.2 3.5 3.3 2.7 2.3 1.8 1.5 1.7 2.5 3.3 3.9 3.6 3.4 2.8 2.7
...Snowcrest/Gravelly/Ruby/Blacktail Ranges...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV BK BK BK BK SC SC FW FW FW CL CL FW
Cloud Cover (%) 90 90 85 85 80 70 65 60 50 35 35 20 15 5 5 5 5
Temperature 22 22 24 26 25 20 19 17 15 18 26 31 31 24 21 20 19
Max/Min Temp 27 15 32 18
Wind Dir N N N N N N N N N N N N N N SW SW S
Wind (mph) 27 31 32 31 28 24 19 17 14 14 16 14 12 6 5 5 6
Wind Gust (mph) 51 58 58 57 50 50 42 37 34 35
Precip Prob (%) 80 70 60 80 20 20 5 0 0 0 0 0 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.09 0.06 0.03 0.01 0.00 0.00 0.00 0.00
6 Hour Snow 1.7 1.0 0.6 0.1 0.0 0.0 0.0 0.0
12 Hour Snow 2.7 0.7 0.0 0.0
Snow Level (kft) 3.5 3.1 3.5 3.7 3.4 2.8 2.5 2.0 1.6 1.7 2.5 3.2 3.8 3.6 3.4 3.0 2.9
...Centennial Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV BK BK SC SC FW FW SC FW FW CL CL CL
Cloud Cover (%) 90 90 85 80 90 70 60 50 45 20 25 30 20 5 5 5 5
Temperature 23 22 25 26 24 21 19 17 16 19 26 30 31 24 21 19 19
Max/Min Temp 28 15 32 18
Wind Dir N N N N N N N N N N N N N N N N SW
Wind (mph) 28 32 31 31 29 28 26 24 21 21 18 17 16 11 8 8 6
Wind Gust (mph) 49 50 52 47 48 44
Precip Prob (%) 80 90 60 70 30 20 5 5 5 5 5 5 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.10 0.05 0.01 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 1.7 0.8 0.2 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 2.5 0.2 0.0 0.0
Snow Level (kft) 3.9 3.5 3.9 4.1 3.6 2.7 2.3 2.1 1.7 1.8 2.7 3.3 3.9 3.6 3.3 3.0 2.8
...Anaconda/Highland Ranges...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV BK SC FW FW FW FW FW FW FW FW CL CL FW
Cloud Cover (%) 85 75 75 70 70 50 20 15 10 15 20 20 10 5 5 5 5
Temperature 21 22 26 29 28 22 19 17 15 21 30 35 36 28 24 23 22
Max/Min Temp 30 15 37 21
Wind Dir N NE NE NE NE NE NE NE N NE N N NW W SW SW SW
Wind (mph) 21 23 21 20 19 14 11 9 8 8 9 9 9 5 4 4 4
Wind Gust (mph) 48 52 51 47 39 36 32 27
Precip Prob (%) 50 20 50 40 10 10 0 0 0 0 0 0 0 0 0 0 0
Precip Type S S S S
6 Hour QPF 0.03 0.03 0.01 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 0.6 0.5 0.2 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 1.1 0.2 0.0 0.0
Snow Level (kft) 2.8 2.7 3.2 3.3 3.2 2.6 2.0 1.6 1.4 1.8 2.8 3.6 4.3 4.0 3.8 3.2 3.0
...Pioneer Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV BK BK SC SC SC FW FW FW FW FW FW FW FW
Cloud Cover (%) 90 85 80 75 65 50 40 25 30 20 20 20 15 10 5 5 10
Temperature 19 20 24 26 25 20 17 15 13 18 27 33 34 26 22 21 20
Max/Min Temp 28 13 34 19
Wind Dir NE NE NE NE NE NE NE NE N NE N N N W SW SW SW
Wind (mph) 25 25 24 23 20 16 13 11 9 9 10 10 9 5 5 5 6
Wind Gust (mph) 59 63 62 55 47 44 42 40 37 39 34 31 28
Precip Prob (%) 70 60 50 60 10 10 0 0 0 0 0 0 0 0 0 0 0
Precip Type S S S S S
6 Hour QPF 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00
6 Hour Snow 0.6 0.5 0.1 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 1.1 0.1 0.0 0.0
Snow Level (kft) 3.0 2.8 3.3 3.4 3.1 2.6 2.1 1.7 1.4 1.7 2.6 3.5 4.2 4.1 3.7 3.3 3.1
...Beaverhead/Tendoy Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV BK BK BK SC SC FW FW FW FW CL FW FW
Cloud Cover (%) 90 85 80 75 70 65 50 50 45 35 25 20 15 10 5 5 5
Temperature 20 21 25 27 26 20 17 16 14 18 27 32 33 25 22 21 21
Max/Min Temp 29 13 34 20
Wind Dir N N N NE NE N N N N N N N N W SW SW SW
Wind (mph) 28 29 31 29 27 23 19 17 14 16 14 14 13 8 5 5 5
Wind Gust (mph) 54 58 61 57 51 54 49 46 43 43 40 35 34
Precip Prob (%) 80 60 50 60 10 10 5 0 5 5 0 0 0 0 0 0 0
Precip Type S S S S S S
6 Hour QPF 0.10 0.05 0.02 0.01 0.00 0.00 0.00 0.00
6 Hour Snow 1.8 0.9 0.4 0.1 0.0 0.0 0.0 0.0
12 Hour Snow 2.7 0.5 0.0 0.0
Snow Level (kft) 3.4 3.1 3.5 3.7 3.4 2.8 2.3 1.9 1.5 1.7 2.6 3.4 4.2 4.0 3.8 3.2 3.0
...Absoraka-Beartooth/Cooke City Mountains...
Date Thursday 04/17/25 Friday 04/18/25
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 OV OV OV OV OV OV OV OV BK BK BK SC SC FW FW FW FW
Cloud Cover (%) 90 90 90 95 90 80 75 70 65 50 50 40 30 15 10 10 10
Temperature 16 17 20 20 18 13 13 11 9 13 21 26 24 15 11 9 9
Max/Min Temp 22 8 27 8
Wind Dir NE NE NE NE NE NE NE NE NE NE N N N NW SW SW SW
Wind (mph) 17 17 19 20 18 12 9 8 6 8 10 10 9 6 5 5 6
Wind Gust (mph) 35 39 41 41
Precip Prob (%) 90 80 70 80 70 50 30 20 20 20 20 20 0 0 0 0 0
Precip Type
6 Hour QPF 0.06 0.04 0.03 0.02 0.00 0.00 0.00 0.00
6 Hour Snow 1.0 0.7 0.5 0.3 0.0 0.1 0.0 0.0
12 Hour Snow 1.7 0.8 0.1 0.0
Snow Level (kft) 3.1 2.8 3.0 3.1 2.7 2.2 2.1 1.8 1.3 1.4 2.3 3.0 3.5 3.0 2.8 2.8 2.9
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain