Avalanche Weather Guidance
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
600
FWUS45 KTFX 011000
AVGTFX
FWUS45 KTFX 011000
AVGTFX
Avalanche Weather Guidance
National Weather Service Great Falls MT
300 AM MST Mon Dec 1 2025
...Glacier National Park/Marias Pass...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK BK BK OV OV BK OV OV OV OV OV OV OV OV OV BK BK
Cloud Cover (%) 65 65 70 75 80 70 75 80 90 90 85 85 85 85 80 65 60
Temperature 15 16 18 20 19 19 20 20 21 20 22 24 21 19 18 16 16
Max/Min Temp 21 18 24 15
Wind Dir SW W W W SW SW SW SW W SW W W W NW W SW SW
Wind (mph) 19 20 21 24 26 29 27 24 20 14 11 9 6 5 5 6 10
Wind Gust (mph) 41 44 44 49 56 65 59 55 46 33
Precip Prob (%) 0 0 0 20 20 10 40 60 80 80 80 80 60 60 30 30 10
Precip Type S S S S S S S S S S S S S S
6 Hour QPF 0.00 0.02 0.03 0.06 0.13 0.04 0.03 0.00
6 Hour Snow 0.0 0.2 0.3 0.8 1.8 0.7 0.5 0.0
12 Hour Snow 0.2 1.1 2.5 0.5
Snow Level (kft) 0.8 0.9 1.4 1.8 1.9 2.0 2.2 2.3 2.3 2.3 2.8 3.2 3.1 2.7 2.1 1.7 1.5
...Bob Marshall/Scapegoat Wilderness...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK BK BK OV OV OV OV OV OV OV OV OV OV OV OV OV BK
Cloud Cover (%) 65 55 65 75 90 70 80 70 95 95 95 95 90 85 80 70 55
Temperature 14 15 21 23 22 21 21 21 21 20 23 24 22 20 18 17 15
Max/Min Temp 24 19 24 14
Wind Dir W W W W W W W W W W W W NW NW NW W W
Wind (mph) 12 13 13 16 18 20 20 18 16 12 9 6 5 5 4 4 5
Wind Gust (mph) 34 37 37 44 50 59 56 52 43 32
Precip Prob (%) 0 0 5 10 40 20 30 50 90 90 90 90 70 70 40 40 20
Precip Type S S S S S S S S S S S S S
6 Hour QPF 0.00 0.01 0.02 0.04 0.07 0.10 0.07 0.01
6 Hour Snow 0.0 0.1 0.2 0.5 1.0 1.5 1.1 0.2
12 Hour Snow 0.1 0.7 2.5 1.3
Snow Level (kft) 1.0 1.1 1.9 2.5 2.5 2.5 2.5 2.6 2.7 2.6 3.0 3.3 3.2 2.8 2.5 2.0 1.7
...Nevada Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK BK BK BK OV OV OV OV OV OV OV OV OV OV OV OV BK
Cloud Cover (%) 65 65 55 60 95 85 85 75 85 85 95 95 95 90 85 80 70
Temperature 14 14 19 23 23 24 23 24 24 23 24 24 24 23 21 20 18
Max/Min Temp 25 22 25 17
Wind Dir W W W W W W W W W W W W NW NW NW W W
Wind (mph) 12 13 12 13 16 18 18 17 14 11 8 6 4 5 5 4 5
Wind Gust (mph) 31 34 41 41 39 34
Precip Prob (%) 0 0 0 5 40 30 30 40 70 70 90 90 70 70 30 30 10
Precip Type S S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.03 0.04 0.05 0.10 0.07 0.01
6 Hour Snow 0.0 0.0 0.3 0.5 0.7 1.4 1.0 0.2
12 Hour Snow 0.0 0.8 2.1 1.2
Snow Level (kft) 0.6 0.7 1.4 2.2 2.5 2.7 2.7 2.8 3.0 2.9 3.2 3.3 3.2 2.9 2.6 2.1 1.7
...Elkhorn/Boulder Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover SC BK SC BK OV OV OV OV OV OV OV OV OV OV OV OV BK
Cloud Cover (%) 45 50 40 55 85 90 80 70 75 80 90 90 90 90 80 75 60
Temperature 11 12 21 26 24 23 22 22 23 22 24 25 22 21 19 18 16
Max/Min Temp 28 20 25 13
Wind Dir W W W W W W W W W W W NW NW NW NW NW W
Wind (mph) 10 10 8 10 9 11 12 11 10 9 8 8 6 8 8 6 5
Wind Gust (mph) 28
Precip Prob (%) 0 0 0 5 40 30 20 40 60 60 80 80 60 60 10 10 5
Precip Type S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.04 0.03 0.04 0.08 0.04 0.01
6 Hour Snow 0.0 0.0 0.5 0.4 0.6 1.1 0.6 0.1
12 Hour Snow 0.0 0.9 1.7 0.7
Snow Level (kft) 1.1 1.3 2.1 3.1 3.2 3.3 3.4 3.5 3.6 3.4 3.8 3.7 3.4 3.0 2.6 2.2 1.8
...Big Belt Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK BK SC BK OV OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 55 60 45 55 85 85 80 85 85 90 95 95 90 90 90 80 75
Temperature 13 14 21 25 24 25 25 25 25 25 25 26 24 23 21 19 18
Max/Min Temp 27 23 26 16
Wind Dir SW SW SW SW SW SW SW SW SW SW W W NW NW NW NW W
Wind (mph) 10 12 12 13 13 17 17 16 12 10 8 8 8 10 10 8 5
Wind Gust (mph) 32 34 41 39 36 32 28
Precip Prob (%) 0 0 0 5 40 50 20 50 80 80 90 90 70 70 30 30 10
Precip Type S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.14 0.12 0.13 0.12 0.07 0.03
6 Hour Snow 0.0 0.0 1.7 1.6 1.7 1.7 1.1 0.4
12 Hour Snow 0.0 3.3 3.4 1.5
Snow Level (kft) 0.4 0.6 1.3 2.3 2.6 2.9 3.0 3.1 3.2 3.1 3.4 3.4 3.3 2.9 2.5 1.8 1.3
...Little Belt Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK SC SC BK OV OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 60 50 45 60 70 85 75 75 90 90 95 95 90 90 85 85 75
Temperature 14 15 23 26 24 25 24 24 25 24 26 26 24 21 19 16 15
Max/Min Temp 27 22 27 14
Wind Dir W SW W W W W W W W W W NW NW NW NW NW W
Wind (mph) 11 11 12 13 14 18 17 14 13 11 10 10 9 10 10 8 5
Wind Gust (mph) 33 35 41 40 39 34 28
Precip Prob (%) 0 0 0 0 10 30 10 40 80 80 90 90 80 80 40 40 10
Precip Type S S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.04 0.08 0.13 0.11 0.10 0.04
6 Hour Snow 0.0 0.0 0.6 1.1 1.8 1.7 1.6 0.7
12 Hour Snow 0.0 1.7 3.5 2.3
Snow Level (kft) 0.9 1.0 1.9 2.7 2.6 3.1 3.2 3.3 3.4 3.3 3.6 3.5 3.2 2.9 2.3 1.4 0.9
...Highwood Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK SC SC BK BK OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 55 40 45 70 65 75 75 75 95 95 95 95 90 90 90 85 80
Temperature 18 18 25 28 27 28 28 27 28 27 26 27 26 23 20 17 16
Max/Min Temp 29 26 28 15
Wind Dir W W W W W W W W W W W W NW NW NW NW W
Wind (mph) 13 13 12 14 18 23 23 21 19 17 13 12 11 13 13 10 8
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 5 20 10 40 90 90 90 90 80 80 40 40 10
Precip Type S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.06 0.21 0.25 0.22 0.15 0.05
6 Hour Snow 0.0 0.0 0.5 2.1 3.0 3.1 2.2 0.9
12 Hour Snow 0.0 2.6 6.1 3.1
Snow Level (kft) 0.7 0.9 1.7 2.6 2.5 2.9 3.0 3.0 3.1 3.0 3.1 3.1 3.0 2.6 1.8 0.8 0.5
...Snowy/Judith Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK SC SC SC BK OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 50 40 45 50 70 90 85 85 90 90 90 90 90 90 90 85 80
Temperature 17 18 27 29 26 28 27 28 28 28 29 28 26 24 21 18 14
Max/Min Temp 30 24 30 12
Wind Dir W W W W W W W W W W NW NW NW NW NW NW NW
Wind (mph) 11 10 8 9 10 13 14 14 13 12 12 13 13 17 14 11 8
Wind Gust (mph) 33 37 39 39 34 29 31 34 40 35
Precip Prob (%) 0 0 0 0 0 10 20 20 70 70 80 80 60 60 30 30 10
Precip Type S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.03 0.08 0.14 0.13 0.10 0.05
6 Hour Snow 0.0 0.0 0.3 0.8 1.7 1.7 1.5 0.8
12 Hour Snow 0.0 1.1 3.4 2.3
Snow Level (kft) 0.6 0.9 1.8 2.7 2.7 3.1 3.2 3.3 3.5 3.3 3.6 3.3 3.0 2.7 1.9 0.9 0.4
...Bears Paw Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover SC SC SC BK OV OV OV OV OV OV OV OV OV OV OV OV BK
Cloud Cover (%) 40 40 45 55 70 80 75 75 85 85 80 85 80 80 75 70 60
Temperature 14 15 23 26 25 26 25 26 27 26 28 28 26 21 16 11 9
Max/Min Temp 27 22 29 7
Wind Dir W W W W W W W W W W W NW NW NW NW NW NW
Wind (mph) 10 10 10 11 10 14 17 17 17 13 12 13 12 12 9 5 4
Wind Gust (mph)
Precip Prob (%) 0 0 0 0 5 10 10 20 70 70 50 50 50 50 20 20 10
Precip Type S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.03 0.05 0.10 0.07 0.04 0.00
6 Hour Snow 0.0 0.0 0.3 0.5 1.2 1.0 0.7 0.0
12 Hour Snow 0.0 0.8 2.2 0.7
Snow Level (kft) 0.1 0.2 0.6 1.3 1.9 2.3 2.4 2.5 2.7 2.7 2.7 2.7 2.3 1.6 0.6 0.2 0.0
...Castle/Crazy Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK BK SC BK OV OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 65 55 45 60 80 90 75 80 85 85 90 90 90 85 80 80 70
Temperature 11 13 21 25 24 24 24 24 24 24 25 26 24 21 19 17 15
Max/Min Temp 26 22 26 14
Wind Dir SW SW SW W SW SW SW SW SW W W W NW NW NW W W
Wind (mph) 12 13 13 17 16 19 19 18 16 14 13 12 10 10 10 10 9
Wind Gust (mph) 35 35 35 40 43 54 55 52 47 40 33
Precip Prob (%) 0 0 0 0 5 40 20 30 80 80 80 80 60 60 20 20 5
Precip Type S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.06 0.08 0.13 0.07 0.02 0.00
6 Hour Snow 0.0 0.0 0.8 1.1 1.8 1.1 0.3 0.0
12 Hour Snow 0.0 1.9 2.9 0.3
Snow Level (kft) 0.5 0.7 1.6 2.5 2.6 3.1 3.3 3.3 3.4 3.3 3.7 3.7 3.4 2.9 2.4 1.7 1.3
...Bridger Range...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK BK SC BK OV OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 60 55 50 65 80 85 75 80 85 90 90 90 90 95 90 85 80
Temperature 10 12 20 24 23 23 24 24 25 24 25 25 23 21 20 18 16
Max/Min Temp 26 22 26 15
Wind Dir W W W W W W W W W SW W W NW NW NW NW W
Wind (mph) 8 8 8 10 10 12 12 12 11 10 9 8 5 6 6 5 4
Wind Gust (mph) 31 31 32 29
Precip Prob (%) 0 0 0 0 10 50 20 40 80 80 90 90 60 60 30 30 5
Precip Type S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.14 0.11 0.12 0.07 0.03 0.00
6 Hour Snow 0.0 0.0 1.8 1.5 1.7 1.0 0.4 0.0
12 Hour Snow 0.0 3.3 2.7 0.4
Snow Level (kft) 0.5 0.7 1.6 2.5 2.9 3.2 3.4 3.5 3.6 3.5 3.8 3.8 3.5 3.0 2.6 2.0 1.5
...Madison Range/Spanish Peaks...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover SC SC SC BK BK OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 50 45 40 60 65 90 90 85 95 90 95 95 90 90 80 70 70
Temperature 6 8 18 22 19 18 18 19 19 18 21 22 20 18 17 15 12
Max/Min Temp 23 17 22 10
Wind Dir W SW SW SW SW SW SW SW SW SW SW SW NW N N N NW
Wind (mph) 8 9 9 11 11 14 14 14 13 11 9 8 5 6 8 8 6
Wind Gust (mph) 34 35 34 33 28
Precip Prob (%) 0 0 0 5 10 70 40 40 90 90 90 90 50 50 10 10 5
Precip Type S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.10 0.08 0.09 0.10 0.07 0.01
6 Hour Snow 0.0 0.0 1.5 1.2 1.5 1.5 1.1 0.2
12 Hour Snow 0.0 2.7 3.0 1.3
Snow Level (kft) 1.5 1.6 2.5 3.3 3.2 3.4 3.6 3.8 3.9 3.7 4.2 4.4 4.1 3.5 3.0 2.5 2.0
...Gallatin Range/Hyalite Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover SC SC SC BK BK OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 50 45 40 65 65 90 95 90 90 90 95 95 95 95 90 85 80
Temperature 6 8 20 25 22 20 20 20 20 20 23 24 22 19 18 16 13
Max/Min Temp 26 18 25 11
Wind Dir W SW W W SW SW SW SW SW SW SW W NW NW NW NW NW
Wind (mph) 9 9 9 10 11 13 13 13 12 11 9 8 6 6 6 6 5
Wind Gust (mph) 31 31
Precip Prob (%) 0 0 0 5 5 60 30 50 80 80 90 90 50 50 20 20 5
Precip Type S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.09 0.09 0.12 0.13 0.10 0.02
6 Hour Snow 0.0 0.0 1.3 1.4 1.8 2.0 1.5 0.4
12 Hour Snow 0.0 2.7 3.8 1.9
Snow Level (kft) 1.4 1.5 2.5 3.6 3.4 3.5 3.9 4.0 4.1 3.8 4.4 4.4 4.0 3.3 3.0 2.5 2.0
...Lionhead Range...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK BK BK BK OV OV OV OV OV OV OV OV OV OV BK SC SC
Cloud Cover (%) 55 65 60 60 80 95 95 95 100 100 95 95 80 90 65 45 50
Temperature 6 7 15 18 17 17 17 18 18 18 21 23 21 19 17 13 9
Max/Min Temp 20 15 23 7
Wind Dir SW SW SW SW SW SW SW SW SW SW SW SW SW N N N N
Wind (mph) 3 4 6 10 10 12 13 13 11 10 9 8 3 3 5 6 5
Wind Gust (mph)
Precip Prob (%) 0 0 0 10 5 60 60 50 100 100 90 90 50 50 20 20 10
Precip Type S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.09 0.10 0.10 0.04 0.02 0.00
6 Hour Snow 0.0 0.0 1.4 1.6 1.5 0.6 0.3 0.0
12 Hour Snow 0.0 3.0 2.1 0.3
Snow Level (kft) 0.9 1.0 1.9 2.6 2.4 2.4 2.7 2.9 2.9 2.8 3.3 3.9 3.8 3.5 3.0 2.4 1.9
...Tobacco Root Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover SC SC SC BK OV OV OV OV OV OV OV OV OV OV OV OV BK
Cloud Cover (%) 45 50 50 65 85 95 85 75 85 80 90 90 90 90 85 75 60
Temperature 10 12 21 25 23 22 22 22 22 21 23 24 21 20 19 17 14
Max/Min Temp 26 20 24 12
Wind Dir W W W W W SW SW SW SW SW SW W N N N N NW
Wind (mph) 11 11 11 12 12 16 18 17 14 12 10 8 5 8 9 6 5
Wind Gust (mph) 33 39 36 32 26 25 24
Precip Prob (%) 0 0 0 0 40 40 30 30 60 60 80 80 60 60 20 20 0
Precip Type S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.09 0.04 0.06 0.09 0.09 0.01
6 Hour Snow 0.0 0.0 1.2 0.6 0.9 1.3 1.4 0.2
12 Hour Snow 0.0 1.8 2.2 1.6
Snow Level (kft) 1.6 1.7 2.4 3.3 3.4 3.7 3.8 3.8 4.0 3.8 4.2 4.2 4.0 3.3 3.0 2.5 2.1
...Snowcrest/Gravelly/Ruby/Blacktail Ranges...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover SC SC SC BK OV OV OV OV OV OV OV OV OV OV OV OV BK
Cloud Cover (%) 50 50 40 50 75 95 90 80 90 85 85 85 90 90 80 70 70
Temperature 10 11 21 26 22 20 20 20 21 20 23 25 22 21 19 17 15
Max/Min Temp 27 19 25 13
Wind Dir W W SW SW SW SW SW SW SW S SW W NW N N N NW
Wind (mph) 6 8 9 11 11 12 13 13 12 11 10 9 8 10 11 10 9
Wind Gust (mph) 31 31 29
Precip Prob (%) 0 0 0 5 30 50 20 20 70 70 70 70 30 30 5 5 0
Precip Type S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.06 0.03 0.04 0.06 0.06 0.00
6 Hour Snow 0.0 0.0 1.0 0.4 0.6 0.9 0.9 0.1
12 Hour Snow 0.0 1.4 1.5 1.0
Snow Level (kft) 1.8 1.8 2.5 3.4 3.2 3.3 3.5 3.7 3.8 3.6 4.2 4.4 4.2 3.6 3.1 2.6 2.2
...Centennial Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover SC SC SC BK OV OV OV OV OV OV OV OV OV OV BK SC SC
Cloud Cover (%) 45 45 45 55 70 95 95 90 95 90 90 90 85 80 60 45 45
Temperature 9 10 17 19 17 17 18 18 18 18 20 22 20 19 17 15 13
Max/Min Temp 21 16 22 10
Wind Dir W W SW SW S S S S S S S SW W N N N N
Wind (mph) 5 5 8 10 10 11 12 11 10 9 9 8 5 9 13 14 14
Wind Gust (mph)
Precip Prob (%) 0 0 0 5 20 70 50 40 90 90 90 90 40 40 20 20 5
Precip Type S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.08 0.05 0.05 0.06 0.03 0.00
6 Hour Snow 0.0 0.0 1.2 0.7 0.8 0.8 0.4 0.0
12 Hour Snow 0.0 1.9 1.6 0.4
Snow Level (kft) 1.5 1.4 2.1 2.7 2.5 2.6 2.7 2.9 3.1 2.8 3.4 4.1 4.0 3.5 3.0 2.5 2.1
...Anaconda/Highland Ranges...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover SC SC SC OV OV OV OV OV OV OV OV OV OV OV OV BK BK
Cloud Cover (%) 50 50 45 70 85 95 85 75 85 85 95 95 85 80 75 60 55
Temperature 11 11 21 26 24 22 22 22 23 22 25 25 23 21 19 17 15
Max/Min Temp 27 20 26 12
Wind Dir W W W W W W W W W W W W NW N N NW NW
Wind (mph) 4 5 5 8 6 8 9 9 8 8 8 8 6 8 6 5 3
Wind Gust (mph)
Precip Prob (%) 0 0 0 5 50 20 20 60 90 90 90 90 50 50 10 10 5
Precip Type S S S S S S S S S S
6 Hour QPF 0.00 0.01 0.06 0.05 0.08 0.09 0.03 0.00
6 Hour Snow 0.0 0.1 0.9 0.7 1.2 1.3 0.5 0.0
12 Hour Snow 0.1 1.6 2.5 0.5
Snow Level (kft) 1.5 1.4 2.2 3.2 3.4 3.5 3.6 3.8 3.9 3.7 4.2 4.3 3.9 3.2 2.7 2.4 2.1
...Pioneer Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover BK SC SC BK OV OV OV BK OV OV OV OV OV OV OV BK SC
Cloud Cover (%) 50 50 45 70 90 90 80 70 80 80 85 90 90 85 75 65 45
Temperature 11 12 21 26 23 22 21 21 22 21 24 25 22 21 18 16 13
Max/Min Temp 27 20 25 11
Wind Dir W W W W W W W W W W W W NW N N N NW
Wind (mph) 8 9 9 10 10 10 11 11 11 11 10 10 8 9 8 6 5
Wind Gust (mph) 28 31 32 33 31 27 27 26
Precip Prob (%) 0 0 0 0 50 20 10 30 70 70 80 80 50 50 10 10 0
Precip Type S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.04 0.02 0.06 0.05 0.05 0.00
6 Hour Snow 0.0 0.0 0.5 0.3 0.8 0.7 0.7 0.0
12 Hour Snow 0.0 0.8 1.5 0.7
Snow Level (kft) 1.8 1.8 2.6 3.4 3.4 3.7 3.9 4.0 4.2 4.0 4.4 4.4 4.0 3.3 2.9 2.5 2.2
...Beaverhead/Tendoy Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover SC SC SC BK OV OV OV BK OV OV OV OV OV OV OV OV BK
Cloud Cover (%) 45 50 40 60 85 90 80 60 85 80 85 85 85 90 80 70 60
Temperature 12 13 23 27 24 22 21 21 21 21 24 25 22 21 19 18 15
Max/Min Temp 28 19 26 13
Wind Dir W W W W W SW SW SW SW SW SW NW NW N N N NW
Wind (mph) 5 6 6 9 8 8 9 9 9 8 9 10 9 11 11 10 9
Wind Gust (mph) 32 32 32
Precip Prob (%) 0 0 0 0 40 20 10 10 70 70 70 70 40 40 10 10 0
Precip Type S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.03 0.02 0.04 0.05 0.04 0.00
6 Hour Snow 0.0 0.0 0.4 0.2 0.6 0.8 0.6 0.1
12 Hour Snow 0.0 0.6 1.4 0.7
Snow Level (kft) 2.0 2.0 2.7 3.5 3.5 3.8 3.9 4.1 4.3 4.1 4.5 4.5 4.2 3.6 3.1 2.7 2.3
...Absoraka-Beartooth/Cooke City Mountains...
Date Monday 12/01/25 Tuesday 12/02/25
Time (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a
Cloud Cover SC SC SC SC OV OV OV OV OV OV OV OV OV OV OV OV BK
Cloud Cover (%) 35 40 35 40 70 90 95 90 90 90 95 95 90 85 75 70 65
Temperature 1 2 12 18 14 13 13 13 14 13 17 20 17 15 12 10 7
Max/Min Temp 18 12 20 6
Wind Dir W W W W SW SW SW SW SW SW SW W W NW NW NW NW
Wind (mph) 6 9 10 13 13 14 14 13 12 11 11 10 6 5 6 5 5
Wind Gust (mph) 31 35 37 36 35 32
Precip Prob (%) 0 0 0 0 5 30 50 40 90 90 90 90 80 80 50 50 20
Precip Type
6 Hour QPF 0.00 0.00 0.05 0.08 0.12 0.07 0.07 0.01
6 Hour Snow 0.0 0.0 0.8 1.3 2.0 1.1 1.1 0.2
12 Hour Snow 0.0 2.1 3.1 1.3
Snow Level (kft) 1.1 1.3 2.4 3.4 3.1 3.0 3.0 3.2 3.3 3.1 3.8 4.3 4.0 3.5 3.1 2.6 2.0
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--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain