Avalanche Weather Guidance
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
316
FWUS45 KTFX 201000
AVGTFX
FWUS45 KTFX 201000
AVGTFX
Avalanche Weather Guidance
National Weather Service Great Falls MT
400 AM MDT Wed Aug 20 2025
...Glacier National Park/Marias Pass...
Date Wednesday 08/20/25 Thursday 08/21/25
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 CL FW FW FW FW FW FW FW CL FW FW FW FW FW FW
Cloud Cover (%) 15 5 5 15 15 15 15 20 25 10 5 5 10 20 20 25 20
Temperature 54 59 65 68 66 58 53 48 45 50 60 64 65 55 49 45 42
Max/Min Temp 68 44 66 42
Wind Dir SW SW SW SW W W W NW NW SW W W NW NE NE NE NE
Wind (mph) 11 11 14 17 18 13 10 8 5 4 6 8 9 6 8 8 6
Wind Gust (mph) 35
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
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
Snow Level (kft) 12.2 11.7 11.4 11.4 11.3 10.7 10.2 9.7 9.3 9.1 9.5 10.0 10.2 10.3 10.1 10.0 9.9
...Bob Marshall/Scapegoat Wilderness...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW FW FW CL FW FW FW FW FW CL FW CL FW FW FW FW
Cloud Cover (%) 45 20 10 10 5 10 10 15 10 5 5 10 5 10 10 10 10
Temperature 55 60 70 73 71 61 54 50 48 53 63 68 68 57 51 47 44
Max/Min Temp 74 47 69 44
Wind Dir W W SW W W W W W W W SW NW NW N NE NE NE
Wind (mph) 6 6 8 11 13 11 9 6 5 4 5 6 8 6 8 8 9
Wind Gust (mph) 28 25 28
Precip Prob (%) 0 0 0 5 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
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
Snow Level (kft) 12.9 12.8 12.6 12.5 11.9 11.3 10.8 10.3 9.9 9.7 10.1 10.7 10.8 10.9 10.7 10.4 10.5
...Nevada Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW FW FW FW FW FW FW FW FW CL FW CL FW FW FW FW
Cloud Cover (%) 45 20 10 10 15 15 15 15 10 10 5 10 5 10 10 5 10
Temperature 58 62 72 77 75 66 60 55 52 56 65 71 72 62 56 51 48
Max/Min Temp 77 51 73 48
Wind Dir W W W W W W W W W N NW NW NW N N N N
Wind (mph) 5 5 6 10 12 10 8 5 5 4 5 6 6 6 8 10 12
Wind Gust (mph)
Precip Prob (%) 0 0 0 5 10 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
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
Snow Level (kft) 13.0 13.0 12.8 12.7 12.5 12.3 11.6 11.1 10.7 10.4 10.6 10.9 11.2 11.2 11.0 10.9 10.9
...Elkhorn/Boulder Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW FW FW SC SC SC SC FW FW FW FW FW FW FW FW FW
Cloud Cover (%) 45 20 15 15 40 40 40 25 15 10 5 10 10 10 5 10 5
Temperature 56 61 72 76 74 63 57 53 50 56 65 69 70 60 55 50 47
Max/Min Temp 77 50 71 47
Wind Dir NW W W W NW NW NW NW NW N N N N N N N N
Wind (mph) 5 5 5 9 11 11 10 8 5 4 5 6 8 6 6 6 8
Wind Gust (mph)
Precip Prob (%) 0 0 0 10 20 5 5 0 0 0 0 0 0 0 0 0 0
Precip Type T
6 Hour QPF 0.00 0.00 0.01 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 12.9 12.9 12.8 13.2 13.3 13.3 12.8 12.3 11.9 11.6 11.6 12.0 12.1 11.9 11.8 11.6 11.5
...Big Belt Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW FW FW SC SC SC FW FW FW CL FW CL CL FW FW FW
Cloud Cover (%) 25 25 10 15 30 45 50 20 15 10 5 10 5 5 10 5 10
Temperature 60 64 74 79 77 68 62 57 54 57 65 71 71 62 57 52 50
Max/Min Temp 80 53 72 49
Wind Dir N W W W NW NW NW NW N N N N N NE NE NE N
Wind (mph) 5 4 5 9 12 10 8 6 4 5 5 6 8 8 8 8 8
Wind Gust (mph)
Precip Prob (%) 0 0 0 5 20 10 5 0 0 0 0 0 0 0 0 0 0
Precip Type T T
6 Hour QPF 0.00 0.00 0.01 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 12.9 12.9 12.8 12.9 13.1 13.0 12.6 11.9 11.4 11.1 11.1 11.3 11.5 11.5 11.4 11.3 11.2
...Little Belt Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW SC BK BK SC FW FW FW FW FW FW FW FW FW
Cloud Cover (%) 15 20 20 20 45 65 55 25 20 10 5 15 5 10 10 15 20
Temperature 58 65 75 78 76 65 60 55 52 57 65 69 68 58 53 50 47
Max/Min Temp 79 50 70 47
Wind Dir NW NW NW W NW NW NW NW NW NW N N NE NE E NE NE
Wind (mph) 6 5 6 8 9 8 8 6 5 5 6 6 8 5 4 3 4
Wind Gust (mph)
Precip Prob (%) 0 0 5 10 20 30 10 5 0 0 0 0 0 0 0 0 0
Precip Type T T R R
6 Hour QPF 0.00 0.00 0.04 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 12.8 12.9 13.0 13.3 13.3 13.2 12.9 12.2 11.5 11.1 11.2 11.6 11.4 11.4 11.4 11.3 11.3
...Highwood Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW FW SC SC SC FW FW FW CL FW CL FW FW FW SC
Cloud Cover (%) 15 25 15 10 35 45 45 15 15 10 5 5 5 5 10 20 30
Temperature 61 67 75 79 78 68 63 59 55 57 64 69 69 60 56 53 51
Max/Min Temp 80 54 70 51
Wind Dir W NW NW NW NW NW W NW NW NW NW N N NE E NE NE
Wind (mph) 9 8 8 6 8 8 9 10 9 6 8 8 9 9 6 5 5
Wind Gust (mph)
Precip Prob (%) 0 0 0 5 20 20 10 0 0 0 0 0 0 0 0 0 0
Precip Type T T
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 12.8 12.9 13.0 13.1 13.2 12.7 12.5 11.5 10.6 10.2 10.0 10.1 10.3 10.7 10.9 10.6 10.5
...Snowy/Judith Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW SC OV BK SC SC FW FW FW FW FW FW SC BK
Cloud Cover (%) 10 5 10 10 40 70 65 50 35 15 10 15 20 20 25 35 50
Temperature 60 68 77 81 79 67 62 59 55 59 66 70 69 60 55 52 50
Max/Min Temp 82 53 70 50
Wind Dir W NW NW N N NW NW NW NW NW N N N NE NE NE NE
Wind (mph) 10 9 10 8 8 8 9 11 10 9 8 6 8 5 5 4 4
Wind Gust (mph)
Precip Prob (%) 0 0 0 5 20 40 20 20 5 5 5 5 0 0 5 5 0
Precip Type T R R R
6 Hour QPF 0.00 0.00 0.08 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 12.7 12.8 12.9 13.1 13.6 13.6 13.5 13.1 12.5 11.8 11.6 11.9 11.7 11.4 11.5 11.3 11.2
...Bears Paw Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW FW FW SC SC SC FW FW FW CL FW FW FW FW FW SC
Cloud Cover (%) 35 20 20 20 25 45 30 20 25 10 5 10 5 10 10 20 30
Temperature 60 69 78 81 79 65 61 57 52 57 65 69 68 57 53 50 48
Max/Min Temp 82 51 69 48
Wind Dir N N NW NW NW NW NW NW NW N NW NW NW NE NE N N
Wind (mph) 8 9 10 8 8 9 10 10 10 9 9 9 8 5 5 5 6
Wind Gust (mph)
Precip Prob (%) 0 5 0 0 10 20 10 5 0 0 0 0 0 0 0 0 0
Precip Type T
6 Hour QPF 0.00 0.00 0.03 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 12.8 12.8 12.9 13.0 13.0 12.8 12.3 11.4 10.3 9.7 9.5 9.4 9.2 9.1 9.4 9.6 9.7
...Castle/Crazy Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW SC BK SC SC SC FW FW FW FW FW FW FW FW
Cloud Cover (%) 10 10 15 15 50 65 50 30 25 15 10 15 10 10 15 10 10
Temperature 59 66 77 82 78 68 61 56 53 58 67 71 70 60 55 50 48
Max/Min Temp 82 52 72 48
Wind Dir W W W W W N NW NW NW NW NW N NE NE E E NE
Wind (mph) 8 6 9 11 11 9 9 8 5 4 6 8 9 9 8 6 6
Wind Gust (mph)
Precip Prob (%) 0 0 5 10 20 20 10 5 0 0 0 0 0 0 0 0 0
Precip Type T T R
6 Hour QPF 0.00 0.00 0.01 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 12.7 12.9 12.9 13.0 13.4 13.7 13.4 13.0 12.5 12.1 12.0 12.1 12.1 12.1 12.2 11.8 11.7
...Bridger Range...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW BK BK SC FW FW FW FW FW FW FW FW FW FW
Cloud Cover (%) 10 15 20 15 55 70 35 25 20 10 10 10 10 10 10 10 10
Temperature 58 64 76 81 78 67 60 56 52 58 67 72 72 61 56 51 49
Max/Min Temp 82 52 73 49
Wind Dir W W W W W N NW NW N N NW NW N NE E E E
Wind (mph) 6 4 6 10 10 8 6 5 4 4 4 6 8 9 9 9 8
Wind Gust (mph)
Precip Prob (%) 0 0 0 5 20 20 10 0 0 0 0 0 0 0 0 0 0
Precip Type T T
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 12.8 13.0 12.9 12.9 13.5 13.7 13.5 13.1 12.6 12.3 12.1 12.1 12.2 12.4 12.2 11.9 11.8
...Madison Range/Spanish Peaks...
Date Wednesday 08/20/25 Thursday 08/21/25
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 BK BK BK FW FW FW CL FW FW FW FW FW FW FW
Cloud Cover (%) 15 20 40 55 60 55 20 20 15 5 10 15 15 15 15 15 10
Temperature 56 62 72 74 72 63 56 51 48 53 65 69 68 59 53 49 46
Max/Min Temp 75 48 70 46
Wind Dir S S SW SW SW W N N NE N NW NW NW NE NE NE NE
Wind (mph) 8 6 12 14 12 8 6 5 4 4 5 9 10 6 5 4 4
Wind Gust (mph)
Precip Prob (%) 0 0 10 20 20 5 5 0 0 0 0 0 0 0 0 0 0
Precip Type R T T
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 13.1 13.4 13.3 13.7 13.9 13.8 13.5 13.2 12.6 12.2 12.2 12.6 12.8 12.7 12.6 12.4 12.3
...Gallatin Range/Hyalite Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 BK OV BK SC FW FW FW FW FW FW FW FW FW FW
Cloud Cover (%) 10 10 35 70 75 70 30 20 15 5 10 15 15 15 10 15 10
Temperature 56 61 74 76 73 64 57 51 48 52 64 69 69 59 53 47 45
Max/Min Temp 77 47 71 45
Wind Dir S S SW SW SW W NW NW N N N N N NE E E E
Wind (mph) 8 6 10 11 10 8 5 5 4 3 5 9 10 6 4 4 4
Wind Gust (mph)
Precip Prob (%) 0 0 5 20 20 10 5 0 0 0 5 5 0 0 0 0 0
Precip Type T T
6 Hour QPF 0.00 0.01 0.01 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 13.0 13.3 13.4 13.8 13.9 13.8 13.6 13.3 12.8 12.3 12.3 12.6 12.7 12.6 12.5 12.4 12.3
...Lionhead Range...
Date Wednesday 08/20/25 Thursday 08/21/25
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 SC SC SC FW FW FW CL CL FW FW SC SC SC FW
Cloud Cover (%) 10 20 50 50 40 25 15 20 20 5 5 10 20 40 30 30 20
Temperature 50 61 77 79 76 66 58 51 47 56 73 78 75 62 54 48 43
Max/Min Temp 80 45 79 43
Wind Dir S SW SW SW SW S SW N NE NE W W W NE NE NE NE
Wind (mph) 4 4 13 16 14 8 4 3 3 3 6 10 6 4 5 4 4
Wind Gust (mph)
Precip Prob (%) 0 5 20 20 20 5 5 0 0 0 5 5 0 0 0 0 0
Precip Type R T T
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 13.3 13.6 13.6 13.9 13.9 13.6 13.5 13.2 13.0 12.4 12.4 12.9 13.0 12.9 12.8 12.5 12.3
...Tobacco Root Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW FW SC OV OV SC FW FW FW FW FW FW FW FW FW FW
Cloud Cover (%) 30 15 15 25 70 75 35 15 10 5 5 10 10 15 10 10 10
Temperature 57 62 71 75 73 63 57 52 49 55 63 68 68 59 54 50 47
Max/Min Temp 76 49 69 47
Wind Dir SW SW SW SW W N N N NE NE N N N NE NE NE NE
Wind (mph) 6 5 8 12 13 10 8 6 5 4 6 6 8 9 8 8 6
Wind Gust (mph)
Precip Prob (%) 0 0 0 10 20 10 0 0 0 0 0 0 0 0 0 0 0
Precip Type T T
6 Hour QPF 0.00 0.00 0.01 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 13.0 13.0 12.7 13.1 13.5 13.6 13.4 13.0 12.5 12.0 11.9 12.1 12.5 12.4 12.3 12.1 12.0
...Snowcrest/Gravelly/Ruby/Blacktail Ranges...
Date Wednesday 08/20/25 Thursday 08/21/25
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 BK BK BK FW FW FW FW FW FW FW FW FW FW FW
Cloud Cover (%) 25 25 30 55 65 65 20 15 15 5 5 10 10 15 15 15 10
Temperature 57 63 75 77 75 65 58 53 49 55 67 72 72 61 55 50 48
Max/Min Temp 78 49 74 48
Wind Dir S S SW SW SW NW N N N N NW NW NW NE NE NE NE
Wind (mph) 6 6 10 14 13 10 8 8 5 5 6 9 11 9 8 6 5
Wind Gust (mph)
Precip Prob (%) 0 0 10 20 20 5 0 0 0 0 0 0 0 0 0 0 0
Precip Type R T T
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 13.2 13.2 13.0 13.5 13.8 13.6 13.3 12.9 12.3 11.8 11.9 12.5 12.7 12.6 12.5 12.3 12.2
...Centennial Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 SC SC SC SC FW FW FW CL CL FW FW SC FW SC FW
Cloud Cover (%) 15 35 35 30 30 35 15 20 15 5 5 10 20 30 25 25 15
Temperature 58 63 73 76 75 67 59 53 50 55 68 74 73 62 56 51 48
Max/Min Temp 77 49 75 48
Wind Dir S S S SW SW SW NW N N N W W NW N N N N
Wind (mph) 6 6 13 16 16 10 9 10 9 6 5 9 9 9 10 10 9
Wind Gust (mph)
Precip Prob (%) 0 5 20 20 20 5 0 0 0 0 0 0 0 0 0 0 0
Precip Type R T T
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 13.4 13.5 13.5 13.6 13.8 13.7 13.4 13.0 12.5 12.0 12.1 12.9 12.9 12.8 12.6 12.4 12.3
...Anaconda/Highland Ranges...
Date Wednesday 08/20/25 Thursday 08/21/25
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 BK FW FW SC SC SC FW FW FW CL FW FW FW FW FW FW FW
Cloud Cover (%) 60 15 20 30 35 30 20 15 15 5 5 10 10 10 5 10 10
Temperature 54 59 70 75 73 61 55 51 48 54 65 70 70 60 54 50 47
Max/Min Temp 76 48 71 47
Wind Dir NW NW W W NW NW NW N N NE NW NW N N N NE NE
Wind (mph) 4 4 5 11 12 11 9 6 4 3 4 6 6 8 8 6 6
Wind Gust (mph)
Precip Prob (%) 0 0 20 20 10 0 0 0 0 0 0 0 0 0 0 0 0
Precip Type R T T
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 13.0 12.7 12.6 13.1 13.4 13.0 12.5 12.1 11.7 11.5 11.6 12.2 12.3 12.1 12.1 11.9 11.8
...Pioneer Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 BK SC FW SC SC SC FW FW FW CL FW FW FW FW FW FW FW
Cloud Cover (%) 65 30 15 30 40 30 20 15 15 5 10 10 10 10 10 10 10
Temperature 55 60 71 75 73 62 55 51 48 54 64 70 70 61 54 50 47
Max/Min Temp 75 47 72 47
Wind Dir SW SW SW W W NW NW NW N NE W NW NW N NE NE NE
Wind (mph) 5 5 8 12 12 10 9 6 4 3 5 6 8 8 8 5 5
Wind Gust (mph)
Precip Prob (%) 0 0 10 20 20 5 0 0 0 0 0 0 0 0 0 0 0
Precip Type R T T
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 13.0 12.7 12.6 13.1 13.5 13.2 12.8 12.4 12.1 11.7 11.8 12.3 12.4 12.2 12.2 12.0 11.9
...Beaverhead/Tendoy Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 FW FW SC SC SC FW FW FW CL CL FW FW FW FW FW FW
Cloud Cover (%) 40 20 25 45 45 35 10 10 15 5 5 10 10 15 10 10 10
Temperature 55 61 73 75 74 62 55 50 47 54 66 71 71 60 53 49 47
Max/Min Temp 76 46 73 46
Wind Dir SW SW SW SW W NW NW NW N NE NW NW NW N N NE NE
Wind (mph) 5 4 9 12 13 11 9 6 5 4 5 9 10 8 6 6 5
Wind Gust (mph) 29
Precip Prob (%) 0 0 20 20 10 0 0 0 0 0 0 0 0 0 0 0 0
Precip Type R T T
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 13.1 12.8 12.6 13.2 13.5 13.3 12.8 12.3 11.9 11.5 11.7 12.2 12.5 12.5 12.4 12.2 12.1
...Absoraka-Beartooth/Cooke City Mountains...
Date Wednesday 08/20/25 Thursday 08/21/25
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 BK BK FW FW FW FW FW SC SC FW FW FW FW FW
Cloud Cover (%) 10 10 50 65 55 25 15 20 20 10 40 40 25 20 20 20 15
Temperature 51 59 72 73 69 59 53 49 45 53 65 68 65 52 47 44 42
Max/Min Temp 75 45 69 42
Wind Dir SW SW SW SW SW SW W N NE E W NW N NE E E E
Wind (mph) 9 8 14 17 14 9 5 4 5 4 8 10 11 9 6 5 4
Wind Gust (mph)
Precip Prob (%) 0 0 10 30 20 10 10 5 0 0 20 20 5 5 0 0 0
Precip Type
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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
Snow Level (kft) 13.0 13.4 13.7 14.1 14.1 13.9 13.7 13.4 13.1 12.7 12.8 13.2 13.3 13.0 12.8 12.6 12.5
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain