Avalanche Weather Guidance
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
768
FWUS45 KTFX 171000
AVGTFX
FWUS45 KTFX 171000
AVGTFX
Avalanche Weather Guidance
National Weather Service Great Falls MT
400 AM MDT Sun Aug 17 2025
...Glacier National Park/Marias Pass...
Date Sunday 08/17/25 Monday 08/18/25
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 BK SC BK BK FW FW FW FW BK BK BK BK FW FW FW FW FW
Cloud Cover (%) 60 40 55 60 20 20 15 20 60 55 60 60 20 20 15 15 10
Temperature 45 49 57 62 64 56 52 50 49 56 65 68 68 60 56 55 53
Max/Min Temp 64 49 69 53
Wind Dir SW SW SW SW W SW SW SW SW SW SW SW SW SW SW SW SW
Wind (mph) 10 11 12 12 10 6 6 8 8 8 11 12 12 8 8 8 8
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 0 0 0 0 5 5 40 40 0 0 0 0 0
Precip Type R R
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) 9.8 9.6 9.7 10.2 10.6 10.8 10.9 10.8 10.6 11.0 11.6 12.2 12.2 12.1 12.1 12.4 12.4
...Bob Marshall/Scapegoat Wilderness...
Date Sunday 08/17/25 Monday 08/18/25
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 BK BK BK SC FW FW SC SC BK BK FW FW FW FW FW
Cloud Cover (%) 70 55 60 60 55 50 20 20 35 40 65 65 20 15 10 10 10
Temperature 48 53 61 66 66 58 54 51 50 57 68 72 72 63 58 56 55
Max/Min Temp 67 50 73 54
Wind Dir W W SW W W W SW SW SW SW SW SW W W W W W
Wind (mph) 5 5 9 10 8 4 4 5 5 4 9 10 9 4 4 4 4
Wind Gust (mph)
Precip Prob (%) 5 5 10 20 10 5 0 0 0 0 50 50 5 5 0 0 0
Precip Type T T T R R
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.01 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) 11.9 11.8 11.7 11.9 11.9 11.6 11.7 11.7 11.8 11.8 12.3 12.6 12.8 12.8 12.9 12.8 12.7
...Nevada Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 SC BK OV BK FW FW FW SC BK BK SC FW FW FW FW
Cloud Cover (%) 70 50 50 65 70 65 20 15 25 35 60 60 30 25 15 5 10
Temperature 53 56 65 68 65 60 56 54 53 58 70 76 75 67 62 59 57
Max/Min Temp 70 53 77 57
Wind Dir W SW W W SW SW SW SW SW S SW SW W NW W W SW
Wind (mph) 5 4 8 10 8 4 4 4 4 4 8 9 6 4 4 3 4
Wind Gust (mph)
Precip Prob (%) 10 5 10 40 20 5 0 0 0 0 40 40 5 5 0 0 0
Precip Type T T T R R
6 Hour QPF 0.00 0.08 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) 12.5 12.4 12.3 12.5 12.6 12.4 12.3 12.3 12.2 12.1 12.4 12.9 13.2 13.2 13.2 12.8 12.7
...Elkhorn/Boulder Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 BK SC SC OV OV BK SC FW FW FW BK BK SC SC FW FW FW
Cloud Cover (%) 60 40 50 75 85 55 45 20 20 20 70 70 50 35 20 10 5
Temperature 50 56 66 65 61 55 52 51 50 57 69 73 73 63 59 56 54
Max/Min Temp 69 49 74 54
Wind Dir SW SW SW W SW SW S SW SW S SW SW W N NW SW SW
Wind (mph) 4 4 6 11 8 4 4 4 4 5 8 8 6 5 5 4 5
Wind Gust (mph)
Precip Prob (%) 5 5 20 60 40 5 0 0 0 0 50 50 5 5 0 0 0
Precip Type T R T R R
6 Hour QPF 0.00 0.21 0.03 0.00 0.00 0.01 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 12.7 12.7 12.9 12.7 12.6 12.5 12.5 12.4 12.4 12.6 13.3 13.4 13.4 13.3 12.7 12.6
...Big Belt Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 BK SC SC BK OV BK SC SC FW FW SC SC SC SC FW FW FW
Cloud Cover (%) 65 45 35 65 75 65 30 30 25 20 50 50 30 25 20 10 5
Temperature 54 58 68 72 66 59 56 55 54 59 70 77 77 68 63 60 58
Max/Min Temp 73 53 78 58
Wind Dir SW SW SW W SW S S S S S SW SW W NE E SE S
Wind (mph) 4 3 6 9 9 5 5 5 5 5 8 9 6 5 5 5 5
Wind Gust (mph) 27
Precip Prob (%) 5 5 10 50 30 10 0 0 0 0 30 30 5 5 0 0 0
Precip Type T T R R
6 Hour QPF 0.00 0.10 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) 12.7 12.6 12.6 12.8 12.7 12.5 12.4 12.3 12.3 12.3 12.4 12.9 13.2 13.3 13.2 12.8 12.6
...Little Belt Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 SC BK OV OV SC SC FW FW BK BK FW SC FW FW FW
Cloud Cover (%) 50 30 30 65 80 80 45 40 20 10 70 70 20 35 20 15 10
Temperature 53 59 69 71 65 57 54 53 52 61 72 76 76 66 61 59 57
Max/Min Temp 72 51 77 57
Wind Dir SW SW W W SW S SW SW SW S SW W W E S S S
Wind (mph) 3 3 6 6 8 5 6 6 5 5 8 9 6 4 4 5 5
Wind Gust (mph)
Precip Prob (%) 5 5 10 50 30 20 5 0 0 0 50 50 5 5 0 0 0
Precip Type T T T T R R
6 Hour QPF 0.00 0.16 0.14 0.00 0.00 0.01 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 12.7 12.8 13.0 12.8 12.6 12.4 12.2 12.2 12.4 12.6 12.9 13.2 13.3 13.2 12.8 12.6
...Highwood Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 FW SC BK OV OV BK SC FW FW BK BK FW FW FW FW FW
Cloud Cover (%) 45 25 35 55 75 75 50 45 20 15 55 55 15 20 20 15 10
Temperature 56 59 68 72 68 61 60 58 57 63 73 77 77 69 66 64 62
Max/Min Temp 73 57 78 62
Wind Dir SW SW W W W S SW SW SW S S W W SE S S SW
Wind (mph) 5 4 6 5 6 6 6 6 5 4 5 5 5 5 6 6 5
Wind Gust (mph)
Precip Prob (%) 5 5 5 20 30 10 5 0 0 0 40 40 5 5 0 0 0
Precip Type T T T R R
6 Hour QPF 0.00 0.03 0.19 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 12.6 12.5 12.7 12.8 12.7 12.3 12.2 12.1 12.2 12.3 12.9 13.1 13.3 13.1 12.8 12.7
...Snowy/Judith Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 FW SC SC OV OV BK SC SC FW BK BK FW FW SC FW FW
Cloud Cover (%) 35 25 30 45 75 90 70 40 25 20 60 60 25 25 30 15 10
Temperature 55 62 72 75 69 60 58 56 54 63 74 78 78 68 64 62 60
Max/Min Temp 76 53 79 59
Wind Dir W W W NE S S SW SW W S S SW W E SE S S
Wind (mph) 5 4 4 5 10 8 6 6 5 3 5 5 5 5 5 5 5
Wind Gust (mph)
Precip Prob (%) 0 5 5 20 50 30 5 5 0 0 40 40 5 5 0 0 0
Precip Type T T R R R
6 Hour QPF 0.00 0.11 0.36 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) 12.6 12.7 12.8 13.0 13.3 12.9 12.6 12.3 12.2 12.3 12.5 12.9 13.2 13.2 13.2 12.8 12.6
...Bears Paw Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 SC SC SC OV OV SC SC FW BK BK FW FW FW FW FW
Cloud Cover (%) 50 30 45 40 45 85 75 50 40 10 50 50 10 15 10 15 20
Temperature 56 62 70 74 74 62 59 57 56 65 75 79 79 68 64 62 60
Max/Min Temp 75 55 80 60
Wind Dir W W W W W S SW SW W S SW SW SW E SE SE SE
Wind (mph) 5 6 10 10 6 9 6 5 4 4 6 8 5 4 4 4 4
Wind Gust (mph)
Precip Prob (%) 5 5 5 5 20 20 10 5 0 0 30 30 5 5 0 0 0
Precip Type T R R R
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) 12.5 12.5 12.5 12.3 12.5 12.6 12.4 12.0 11.8 11.6 12.0 12.3 12.9 12.7 13.0 12.8 12.7
...Castle/Crazy Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 BK SC SC BK OV OV BK SC SC FW BK BK SC SC SC FW FW
Cloud Cover (%) 55 35 25 60 80 75 60 45 30 15 60 60 35 35 25 10 5
Temperature 53 59 70 73 65 57 54 53 52 60 72 77 76 66 61 58 57
Max/Min Temp 74 51 78 57
Wind Dir SW SW SW W W S S SW SW SW SW W W E E SE S
Wind (mph) 4 4 5 8 11 5 6 6 5 5 10 11 9 5 5 4 5
Wind Gust (mph)
Precip Prob (%) 0 5 10 40 40 10 0 0 0 0 40 40 5 5 0 0 0
Precip Type T T R R
6 Hour QPF 0.00 0.13 0.07 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 12.7 12.8 13.1 13.2 12.6 12.5 12.5 12.5 12.5 12.6 12.9 13.2 13.3 13.2 12.6 12.5
...Bridger Range...
Date Sunday 08/17/25 Monday 08/18/25
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 BK SC SC BK OV BK SC SC FW FW SC SC SC SC FW FW FW
Cloud Cover (%) 65 50 30 60 85 60 50 35 25 25 35 40 35 35 25 10 5
Temperature 53 58 69 73 64 56 54 53 51 59 71 77 77 66 61 57 55
Max/Min Temp 75 51 78 55
Wind Dir S S SW W W SE S S SW S SW W W E E SE SE
Wind (mph) 3 3 5 10 12 5 5 4 3 5 8 10 8 6 6 5 6
Wind Gust (mph) 29
Precip Prob (%) 0 5 5 40 50 10 0 0 0 0 20 20 5 5 0 0 0
Precip Type T T T R
6 Hour QPF 0.00 0.08 0.02 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 12.8 13.1 13.2 12.7 12.6 12.6 12.6 12.5 12.7 13.0 13.2 13.2 13.0 12.6 12.4
...Madison Range/Spanish Peaks...
Date Sunday 08/17/25 Monday 08/18/25
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 BK SC SC BK OV BK SC SC FW FW SC SC SC SC FW FW FW
Cloud Cover (%) 60 45 45 65 75 65 40 25 20 15 45 45 40 25 10 10 5
Temperature 44 52 63 66 60 53 51 49 48 56 68 71 70 61 57 54 52
Max/Min Temp 69 48 71 52
Wind Dir S S SW SW NW SE SE S S S SW SW SW S SE SE SE
Wind (mph) 5 5 10 11 9 6 6 5 5 8 12 13 11 8 8 8 8
Wind Gust (mph) 31 31
Precip Prob (%) 5 5 20 50 50 20 0 0 0 0 30 30 0 0 0 0 0
Precip Type T T T T R R
6 Hour QPF 0.00 0.05 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 13.0 13.3 13.3 13.0 13.0 12.8 12.7 12.7 12.8 13.1 13.1 12.9 12.8 12.4 12.3
...Gallatin Range/Hyalite Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 BK BK BK OV OV BK SC SC FW FW BK BK SC SC FW FW FW
Cloud Cover (%) 60 55 55 75 85 65 50 25 20 15 60 60 50 30 15 10 5
Temperature 46 52 66 67 60 55 51 49 48 55 69 71 72 63 57 53 52
Max/Min Temp 70 47 73 52
Wind Dir S SW SW W NW S S S S S SW SW W S S S S
Wind (mph) 5 4 6 9 8 6 8 6 6 8 11 11 9 6 8 9 9
Wind Gust (mph)
Precip Prob (%) 5 5 20 40 60 10 0 0 0 0 40 40 5 5 0 0 0
Precip Type T T R T T R
6 Hour QPF 0.00 0.08 0.05 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 13.1 13.4 13.3 13.0 13.0 12.9 12.7 12.6 12.9 13.1 13.1 13.0 12.8 12.5 12.3
...Lionhead Range...
Date Sunday 08/17/25 Monday 08/18/25
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 BK SC SC BK BK BK SC FW FW FW FW FW FW FW FW FW CL
Cloud Cover (%) 55 50 30 55 60 65 40 25 25 10 10 20 25 25 15 10 5
Temperature 43 55 70 74 67 56 51 47 44 55 74 78 75 63 55 49 45
Max/Min Temp 76 43 78 45
Wind Dir S SW SW SW SW E NE E SE S SW SW SW S SE E E
Wind (mph) 3 4 11 12 9 5 5 4 3 4 11 12 10 4 4 4 3
Wind Gust (mph)
Precip Prob (%) 10 10 10 30 40 20 5 5 0 0 0 0 0 0 0 0 0
Precip Type T T T
6 Hour QPF 0.00 0.02 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) 12.9 12.9 12.9 13.1 13.5 13.2 13.1 12.8 12.8 12.7 12.6 12.9 12.9 12.8 12.7 12.3 12.2
...Tobacco Root Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 BK SC BK OV OV BK SC FW FW FW BK BK SC SC FW FW FW
Cloud Cover (%) 65 45 55 70 80 55 40 25 25 20 50 50 50 40 20 10 5
Temperature 48 54 63 67 59 53 51 50 50 56 67 72 70 62 58 55 53
Max/Min Temp 68 49 72 53
Wind Dir SW SW SW W SW SW S SW SW SW SW SW SW NE SE S S
Wind (mph) 4 4 6 10 8 6 6 5 6 8 11 12 10 8 8 6 6
Wind Gust (mph)
Precip Prob (%) 5 5 10 60 40 5 5 0 0 0 30 30 5 5 0 0 0
Precip Type R T R R
6 Hour QPF 0.00 0.13 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) 12.8 12.7 12.8 13.2 12.9 12.7 12.8 12.8 12.6 12.6 12.7 13.2 13.2 13.3 13.0 12.5 12.3
...Snowcrest/Gravelly/Ruby/Blacktail Ranges...
Date Sunday 08/17/25 Monday 08/18/25
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 SC SC OV BK BK SC FW FW FW SC SC SC SC FW FW FW
Cloud Cover (%) 70 45 50 75 70 60 35 20 20 15 45 45 40 30 15 10 5
Temperature 48 56 67 68 61 55 52 50 50 58 71 74 73 63 58 54 52
Max/Min Temp 71 49 74 52
Wind Dir S S SW SW NW SE SE S S S SW SW SW S SE SE SE
Wind (mph) 5 5 10 14 9 6 6 6 6 9 13 16 13 10 9 8 8
Wind Gust (mph) 32
Precip Prob (%) 10 5 20 60 50 20 5 0 0 0 30 30 0 0 0 0 0
Precip Type T R T T R R
6 Hour QPF 0.00 0.07 0.02 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 13.0 13.2 13.2 13.2 13.1 12.8 12.7 12.6 12.8 13.1 13.1 13.0 12.9 12.4 12.3
...Centennial Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 BK SC SC BK BK BK SC SC FW CL FW FW FW FW FW FW CL
Cloud Cover (%) 55 50 40 70 65 60 25 40 20 5 10 15 20 25 10 10 5
Temperature 48 55 65 70 65 56 53 51 50 58 70 74 73 63 58 54 52
Max/Min Temp 71 50 74 52
Wind Dir S S S SW NW E E SE SE SE S SW SW SW E E E
Wind (mph) 5 6 12 14 10 5 5 5 5 8 13 16 13 8 5 5 5
Wind Gust (mph)
Precip Prob (%) 10 10 20 50 50 20 5 0 0 0 5 5 0 0 0 0 0
Precip Type T T T T
6 Hour QPF 0.00 0.02 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) 12.9 12.9 12.9 13.1 13.4 13.3 13.1 12.8 12.7 12.6 12.5 12.8 12.9 12.8 12.7 12.3 12.2
...Anaconda/Highland Ranges...
Date Sunday 08/17/25 Monday 08/18/25
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 BK BK BK OV OV SC SC FW SC FW BK BK SC SC FW FW FW
Cloud Cover (%) 65 55 60 75 85 45 25 20 30 20 60 60 45 30 20 10 10
Temperature 47 53 62 64 62 55 52 50 48 55 68 73 72 63 57 54 51
Max/Min Temp 67 48 73 51
Wind Dir SW SW SW SW SW N E SE SE S SW SW W N NE SE SE
Wind (mph) 3 3 9 11 8 4 4 4 4 5 9 10 8 5 5 5 5
Wind Gust (mph)
Precip Prob (%) 5 10 40 60 20 10 5 0 0 0 40 40 5 5 0 0 0
Precip Type T R T R R
6 Hour QPF 0.00 0.14 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) 12.6 12.6 12.7 12.8 12.7 12.7 12.7 12.5 12.4 12.6 12.7 13.3 13.4 13.4 13.1 12.7 12.5
...Pioneer Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 BK SC BK OV BK BK SC FW FW FW BK BK SC SC FW FW FW
Cloud Cover (%) 60 50 60 80 70 60 30 15 20 15 65 65 45 35 15 10 10
Temperature 47 54 64 63 61 55 52 50 49 56 69 72 71 63 58 54 52
Max/Min Temp 67 48 72 52
Wind Dir SW SW SW W SW S S S S S SW SW SW N NE S S
Wind (mph) 4 4 8 11 8 4 4 4 5 6 11 11 10 5 4 4 4
Wind Gust (mph) 29
Precip Prob (%) 0 5 40 70 20 20 0 0 0 0 50 50 0 0 0 0 0
Precip Type T R T T R R
6 Hour QPF 0.00 0.11 0.00 0.00 0.00 0.01 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 12.7 12.9 12.9 12.6 12.8 12.8 12.7 12.5 12.6 12.8 13.3 13.4 13.4 13.2 12.7 12.4
...Beaverhead/Tendoy Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 BK SC BK OV BK BK SC FW FW FW BK BK SC SC FW FW FW
Cloud Cover (%) 60 45 60 80 65 55 30 20 25 10 60 60 40 30 20 5 5
Temperature 48 55 65 64 62 55 51 49 48 57 69 72 72 62 56 53 51
Max/Min Temp 68 48 73 51
Wind Dir SW S SW SW W S S S S S SW SW SW S SE SE SE
Wind (mph) 4 4 9 13 8 5 5 5 6 6 12 13 11 6 6 6 6
Wind Gust (mph) 33 32
Precip Prob (%) 5 5 40 70 30 20 5 0 0 0 40 40 0 0 0 0 0
Precip Type T R T T R R
6 Hour QPF 0.00 0.10 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 12.8 12.9 13.0 13.0 13.0 12.9 12.7 12.6 12.6 12.8 13.3 13.3 13.2 12.9 12.5 12.3
...Absoraka-Beartooth/Cooke City Mountains...
Date Sunday 08/17/25 Monday 08/18/25
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 SC OV OV BK SC SC SC FW BK BK SC SC FW FW FW
Cloud Cover (%) 20 30 50 75 75 70 45 30 35 10 65 65 35 25 15 15 5
Temperature 42 51 64 65 58 50 47 45 44 52 66 70 68 56 52 49 47
Max/Min Temp 68 44 70 47
Wind Dir SW SW SW SW S SE S SE S SW SW SW SW SW SE SE S
Wind (mph) 5 5 12 13 10 6 5 5 5 8 13 13 11 6 6 6 6
Wind Gust (mph)
Precip Prob (%) 0 5 20 50 40 10 0 0 0 0 50 50 5 5 0 0 0
Precip Type
6 Hour QPF 0.00 0.07 0.05 0.00 0.00 0.01 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 13.1 13.4 13.5 13.3 13.1 12.9 12.8 12.7 12.9 13.1 13.2 13.0 12.9 12.5 12.4
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain