538
FWUS45 KTFX 072201
AVGTFX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GREAT FALLS MT
300 PM MST SUN DEC 7 2025
..GLACIER NATIONAL PARK/MARIAS PASS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV BK BK OV
CLOUD COVER (%) 75 70 75 80 85 85 85 90 90 90 90 90 80 80 65 55 70
TEMPERATURE 28 28 29 28 28 28 28 30 31 32 34 36 35 34 33 30 28
MIN/MAX TEMP 27 35 29 36
WIND DIR SW SW W W W SW SW SW SW SW SW SW W W W W SW
WIND (MPH) 24 29 32 32 31 29 26 25 26 36 37 37 35 29 24 23 20
WIND GUST (MPH) 52 66 74 75 75 69 56 52 57 80 87 88 84 71 54 50 47
PRECIP PROB (%) 60 50 30 20 20 30 50 60 90 90 90 90 60 60 30 30 30
PRECIP TYPE S S S S S S S S S S S S S S S S S
6 HOUR QPF 0.14 0.06 0.09 0.16 0.34 0.51 0.11 0.01
12 HOUR QPF 0.20 0.25 0.85 0.12
LOW END QPF 0.03 0.13 0.16 0.00
HIGH END QPF 0.24 0.57 1.03 0.15
6 HOUR SNOW 1.5 0.7 1.1 1.8 2.3 2.0 0.8 0.1
12 HOUR SNOW 2.2 2.9 4.3 0.9
LOW END SNOW 0.3 1.0 0.9 0.0
HIGH END SNOW 2.7 4.5 6.3 1.4
SNOW LEVEL (KFT) 4.5 4.6 4.8 4.5 4.2 4.1 4.2 4.5 5.0 5.9 6.3 6.0 5.3 4.3 3.7 3.6 3.5
SNOW DENSITY (%) 10 10 9 9 9 9 9 9 14 14 16 16 11 11 8 8 9
..BOB MARSHALL/SCAPEGOAT WILDERNESS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 85 70 70 80 75 75 80 80 90 90 95 90 90 90 75 70 80
TEMPERATURE 29 29 29 28 28 28 29 32 32 33 35 37 37 37 35 32 29
MIN/MAX TEMP 26 36 30 38
WIND DIR W W W W W W W W SW SW W W W W W W W
WIND (MPH) 13 23 28 28 28 25 21 19 19 29 34 34 33 29 24 20 18
WIND GUST (MPH) 39 55 67 67 66 61 49 46 48 72 82 82 78 71 57 54 48
PRECIP PROB (%) 80 30 40 20 20 40 30 50 80 80 90 90 80 80 50 50 50
PRECIP TYPE S S S S S S S S S S S S S S S S S
6 HOUR QPF 0.10 0.02 0.03 0.08 0.30 0.45 0.22 0.01
12 HOUR QPF 0.12 0.11 0.75 0.23
LOW END QPF 0.05 0.05 0.17 0.00
HIGH END QPF 0.19 0.43 0.92 0.28
6 HOUR SNOW 1.0 0.3 0.4 0.8 1.9 1.3 0.9 0.1
12 HOUR SNOW 1.3 1.2 3.2 1.0
LOW END SNOW 0.5 0.4 0.8 0.0
HIGH END SNOW 2.2 3.2 6.1 2.3
SNOW LEVEL (KFT) 4.7 5.1 5.0 4.7 4.3 4.2 4.6 5.0 5.6 6.2 6.5 6.5 6.0 5.1 4.4 4.1 3.9
SNOW DENSITY (%) 10 10 9 9 8 8 9 9 14 14 20 20 12 12 9 9 9
..NEVADA MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV BK OV OV
CLOUD COVER (%) 85 70 80 85 85 85 80 80 80 80 85 85 90 90 70 70 85
TEMPERATURE 31 31 31 30 30 30 31 34 34 35 37 40 41 41 38 35 32
MIN/MAX TEMP 28 38 33 41
WIND DIR SW W W W W W W SW SW SW W W W W W W W
WIND (MPH) 13 20 24 24 24 20 18 18 19 28 33 33 32 29 21 19 16
WIND GUST (MPH) 31 47 51 54 52 47 40 39 42 58 69 71 67 62 46 41 35
PRECIP PROB (%) 70 30 40 10 20 40 20 20 60 60 80 80 80 80 40 40 50
PRECIP TYPE S S S S S S S S S S R R S S S S S
6 HOUR QPF 0.08 0.03 0.03 0.02 0.13 0.20 0.18 0.00
12 HOUR QPF 0.11 0.05 0.33 0.18
LOW END QPF 0.03 0.01 0.06 0.00
HIGH END QPF 0.17 0.18 0.49 0.24
6 HOUR SNOW 0.7 0.3 0.3 0.1 0.4 0.0 0.1 0.0
12 HOUR SNOW 1.0 0.4 0.4 0.1
LOW END SNOW 0.2 0.0 0.1 0.0
HIGH END SNOW 1.6 0.7 1.7 2.4
SNOW LEVEL (KFT) 4.7 5.2 5.3 4.8 4.5 4.4 4.7 5.2 5.6 6.3 6.8 6.8 6.4 5.7 4.9 4.5 4.2
SNOW DENSITY (%) 12 12 11 11 9 9 11 11 20 20 33 33 20 20 12 12 11
..ELKHORN/BOULDER MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV BK BK OV OV OV OV BK OV BK OV OV OV OV BK OV OV
CLOUD COVER (%) 75 65 65 80 75 75 75 65 70 70 75 75 80 80 65 70 80
TEMPERATURE 30 30 28 27 28 28 31 35 33 33 35 39 40 41 39 36 31
MIN/MAX TEMP 25 37 31 42
WIND DIR SW W W W SW SW SW SW SW SW SW SW W W W W W
WIND (MPH) 11 17 18 18 17 16 16 16 16 21 25 26 26 25 21 19 13
WIND GUST (MPH) 36 42 41 40 36 35 34 35 49 55 61 64 62 49 42 31
PRECIP PROB (%) 40 10 5 5 5 10 5 10 20 20 40 40 70 70 40 40 50
PRECIP TYPE S S S S S R S S S S S S S
6 HOUR QPF 0.04 0.00 0.00 0.00 0.03 0.04 0.08 0.00
12 HOUR QPF 0.04 0.00 0.07 0.08
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.08 0.04 0.22 0.22
6 HOUR SNOW 0.4 0.0 0.0 0.0 0.1 0.0 0.0 0.0
12 HOUR SNOW 0.4 0.0 0.1 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.9 0.2 1.3 2.2
SNOW LEVEL (KFT) 4.9 5.4 5.4 5.0 4.7 4.4 4.8 5.4 5.9 6.5 6.9 7.0 6.9 6.2 5.4 5.0 4.7
SNOW DENSITY (%) 10 10 9 9 8 8 10 10 14 14 25 25 20 20 12 12 10
..BIG BELT MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV BK OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 85 70 60 80 90 90 90 90 95 90 85 80 80 80 75 85 85
TEMPERATURE 32 32 31 30 31 31 33 36 35 35 37 41 42 44 42 38 34
MIN/MAX TEMP 28 39 34 44
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW W W W W
WIND (MPH) 14 19 20 21 20 18 18 19 18 25 27 29 31 28 23 21 16
WIND GUST (MPH) 42 43 48 47 43 43 40 40 54 62 70 70 65 50 44 34
PRECIP PROB (%) 20 20 10 5 10 20 10 10 30 30 50 50 70 70 40 40 40
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.03 0.00 0.00 0.00 0.01 0.02 0.02 0.00
12 HOUR QPF 0.03 0.00 0.03 0.02
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.08 0.06 0.18 0.16
6 HOUR SNOW 0.3 0.1 0.0 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.4 0.0 0.0 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.7 0.2 0.6 1.5
SNOW LEVEL (KFT) 4.5 4.9 5.1 4.9 4.5 4.4 4.5 5.0 5.5 6.0 6.5 6.7 6.5 5.9 5.1 4.5 4.3
SNOW DENSITY (%) 12 12 12 12 11 11 12 12 16 16 33 33 25 25 14 14 12
..LITTLE BELT MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER BK OV BK BK BK BK BK OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 65 80 50 55 55 65 70 75 85 85 85 85 80 80 85 80 75
TEMPERATURE 30 30 30 30 30 30 32 35 34 34 36 39 40 41 39 35 32
MIN/MAX TEMP 27 38 32 42
WIND DIR SW SW W W W W W W SW SW SW SW W W W W W
WIND (MPH) 13 18 21 24 25 24 21 21 20 25 28 32 33 31 24 20 17
WIND GUST (MPH) 34 43 49 56 58 54 49 47 48 55 62 67 70 67 50 44 39
PRECIP PROB (%) 10 20 0 5 0 20 20 20 40 40 30 30 60 60 40 40 30
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.04 0.01 0.01 0.01 0.02 0.01 0.03 0.04
12 HOUR QPF 0.05 0.02 0.03 0.07
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.07 0.09 0.13 0.15
6 HOUR SNOW 0.4 0.1 0.1 0.1 0.2 0.0 0.0 0.3
12 HOUR SNOW 0.5 0.2 0.2 0.3
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.7 0.6 1.0 1.7
SNOW LEVEL (KFT) 4.3 4.9 5.1 5.0 4.5 4.4 4.6 4.8 5.3 6.0 6.5 6.7 6.5 5.8 4.9 4.3 4.0
SNOW DENSITY (%) 11 11 10 10 9 9 11 11 16 16 25 25 20 20 10 10 10
..HIGHWOOD MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER BK OV SC SC SC BK BK OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 60 80 30 30 35 55 50 70 85 85 85 85 80 80 80 80 70
TEMPERATURE 33 33 33 32 33 33 34 37 36 37 39 42 41 42 38 36 33
MIN/MAX TEMP 31 41 34 43
WIND DIR SW SW W W W W W W SW SW SW SW W W W W W
WIND (MPH) 16 21 29 32 33 32 28 28 26 32 36 40 41 39 27 23 19
WIND GUST (MPH) 47 51 55 52 48 46 46 51 56 64 67 64 44
PRECIP PROB (%) 5 5 0 0 5 10 10 10 30 30 20 20 50 50 30 30 20
PRECIP TYPE S S S S S S S S S
6 HOUR QPF 0.03 0.00 0.00 0.00 0.00 0.00 0.04 0.07
12 HOUR QPF 0.03 0.00 0.00 0.11
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.06 0.03 0.09 0.14
6 HOUR SNOW 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.3
12 HOUR SNOW 0.2 0.0 0.0 0.3
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.3 0.1 0.5 1.0
SNOW LEVEL (KFT) 4.2 4.8 5.0 4.8 4.4 4.2 4.4 4.6 5.2 6.1 6.6 6.6 6.2 5.3 4.4 3.8 3.7
SNOW DENSITY (%) 16 16 16 16 14 14 16 16 25 25 50 50 20 20 11 11 12
..SNOWY/JUDITH MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER BK OV SC FW FW SC SC BK OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 55 85 50 20 20 40 40 65 75 85 85 85 80 80 80 75 75
TEMPERATURE 31 32 33 32 34 33 37 38 36 36 38 42 43 44 40 36 32
MIN/MAX TEMP 27 41 32 45
WIND DIR SW SW W W W W W W W SW SW W W W NW NW W
WIND (MPH) 10 14 17 21 24 21 18 17 14 20 23 27 31 32 24 19 16
WIND GUST (MPH) 34 44 56 62 51 42 41 39 47 54 64 72 66 49 40 34
PRECIP PROB (%) 0 30 0 0 0 0 5 10 20 20 10 10 50 50 40 40 10
PRECIP TYPE S S S S R S S S S S
6 HOUR QPF 0.03 0.00 0.00 0.00 0.00 0.00 0.04 0.09
12 HOUR QPF 0.03 0.00 0.00 0.13
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.07 0.04 0.12 0.16
6 HOUR SNOW 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.4
12 HOUR SNOW 0.2 0.0 0.0 0.4
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.4 0.1 0.6 1.0
SNOW LEVEL (KFT) 4.1 4.5 4.9 4.7 4.3 4.1 4.5 4.8 5.0 5.9 6.7 6.8 6.5 5.8 4.8 3.9 3.6
SNOW DENSITY (%) 16 16 16 16 14 14 16 16 25 25 50 50 33 33 12 12 11
..BEARS PAW MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER BK OV BK FW FW SC SC SC BK OV OV OV OV OV OV BK BK
CLOUD COVER (%) 65 80 60 25 20 35 30 40 65 75 85 85 85 85 80 70 50
TEMPERATURE 30 30 31 31 33 33 35 37 35 34 36 39 40 37 36 34 31
MIN/MAX TEMP 27 40 30 41
WIND DIR SW W W W W W W W W SW SW W W W W W W
WIND (MPH) 8 12 18 26 29 26 20 19 17 21 25 32 36 34 19 16 11
WIND GUST (MPH) 46 51 48 42 39 35 40 43 54 62 59 39
PRECIP PROB (%) 0 10 5 0 0 5 0 5 50 50 40 40 60 60 40 40 10
PRECIP TYPE S S S R R S S S S
6 HOUR QPF 0.02 0.00 0.01 0.00 0.04 0.03 0.12 0.03
12 HOUR QPF 0.02 0.01 0.07 0.15
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.07 0.10 0.16 0.18
6 HOUR SNOW 0.1 0.0 0.0 0.0 0.0 0.0 0.1 0.2
12 HOUR SNOW 0.1 0.0 0.0 0.3
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.2 0.1 0.9 0.9
SNOW LEVEL (KFT) 3.8 4.0 4.5 4.3 4.0 3.8 4.0 4.2 4.5 5.3 6.2 6.4 5.7 4.7 3.5 3.0 2.8
SNOW DENSITY (%) 16 16 16 16 14 14 16 16 25 25 50 50 16 16 10 10 11
..CASTLE/CRAZY MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER BK OV OV BK BK BK BK BK OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 60 85 70 60 60 60 55 65 80 80 85 85 90 90 85 80 85
TEMPERATURE 30 29 29 28 29 29 32 35 34 34 36 39 41 42 40 37 33
MIN/MAX TEMP 26 38 33 43
WIND DIR SW SW SW W W W SW SW SW SW SW SW W W W W W
WIND (MPH) 16 21 23 25 25 24 24 25 23 28 31 33 35 35 28 26 19
WIND GUST (MPH) 39 55 63 67 69 65 61 58 56 70 77 85 88 86 69 59 49
PRECIP PROB (%) 10 30 5 0 5 10 5 10 20 20 20 20 50 50 40 40 40
PRECIP TYPE S S S S S S S S S S
6 HOUR QPF 0.04 0.01 0.00 0.00 0.03 0.01 0.03 0.02
12 HOUR QPF 0.05 0.00 0.04 0.05
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.09 0.07 0.15 0.21
6 HOUR SNOW 0.4 0.0 0.0 0.0 0.2 0.0 0.0 0.1
12 HOUR SNOW 0.4 0.0 0.2 0.1
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 1.0 0.4 1.0 2.2
SNOW LEVEL (KFT) 4.4 4.8 5.1 4.9 4.6 4.5 4.6 4.9 5.4 5.9 6.4 6.6 6.6 6.1 5.3 4.7 4.4
SNOW DENSITY (%) 10 10 10 10 9 9 11 11 14 14 20 20 20 20 12 12 10
..BRIDGER RANGE
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV OV SC OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 75 80 70 50 75 80 75 75 85 85 85 85 90 85 85 85 85
TEMPERATURE 30 30 29 29 30 30 32 35 34 35 36 40 42 43 42 38 34
MIN/MAX TEMP 27 38 33 44
WIND DIR SW SW W W W W SW SW SW SW SW SW SW W W W W
WIND (MPH) 11 16 18 20 20 19 19 19 17 23 24 26 26 26 21 19 13
WIND GUST (MPH) 36 42 50 51 50 46 43 40 52 58 63 63 64 52 43 33
PRECIP PROB (%) 10 30 10 5 10 5 5 10 20 20 20 20 70 70 50 50 50
PRECIP TYPE S S S S S S S S S S
6 HOUR QPF 0.04 0.00 0.00 0.00 0.00 0.00 0.02 0.01
12 HOUR QPF 0.04 0.00 0.00 0.03
LOW END QPF 0.00 0.00 0.00 0.01
HIGH END QPF 0.09 0.03 0.11 0.24
6 HOUR SNOW 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.4 0.0 0.0 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.9 0.1 0.5 2.2
SNOW LEVEL (KFT) 4.6 4.9 5.1 5.0 4.8 4.5 4.7 5.1 5.6 6.0 6.5 6.7 6.8 6.4 5.7 5.1 4.8
SNOW DENSITY (%) 11 11 11 11 10 10 12 12 16 16 25 25 25 25 14 14 11
..MADISON RANGE/SPANISH PEAKS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 85 85 75 75 80 70 75 80 85 90 90 85 90 90 90 90 90
TEMPERATURE 23 23 23 23 23 22 26 29 27 28 29 32 33 34 34 33 30
MIN/MAX TEMP 20 31 26 36
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW W W W
WIND (MPH) 16 17 14 14 13 13 14 17 18 24 24 24 23 21 18 16 12
WIND GUST (MPH) 36 42 37 37 35 35 37 41 43 54 57 57 57 55 44 37
PRECIP PROB (%) 30 50 20 0 5 5 5 10 40 40 40 40 70 70 80 80 70
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.08 0.00 0.00 0.01 0.04 0.03 0.05 0.08
12 HOUR QPF 0.08 0.01 0.07 0.13
LOW END QPF 0.02 0.00 0.02 0.05
HIGH END QPF 0.12 0.14 0.20 0.33
6 HOUR SNOW 1.0 0.1 0.0 0.1 0.4 0.3 0.4 0.7
12 HOUR SNOW 1.1 0.1 0.7 1.1
LOW END SNOW 0.2 0.0 0.2 0.5
HIGH END SNOW 1.6 1.5 2.0 3.7
SNOW LEVEL (KFT) 4.7 5.2 5.6 5.4 5.0 4.7 4.9 5.4 5.6 6.2 6.6 6.8 7.0 6.9 6.7 6.3 6.0
SNOW DENSITY (%) 7 7 7 7 7 7 8 8 10 10 11 11 12 12 11 11 9
..GALLATIN RANGE/HYALITE MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV BK BK OV BK OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 80 90 65 60 70 65 75 85 85 90 90 85 90 85 90 90 90
TEMPERATURE 25 25 25 24 24 24 28 31 30 30 31 34 35 36 37 34 31
MIN/MAX TEMP 22 33 28 38
WIND DIR SW SW SW W SW SW SW SW SW SW SW SW SW SW W W W
WIND (MPH) 14 17 16 16 14 14 14 17 18 21 21 23 23 21 19 17 12
WIND GUST (MPH) 32 37 35 35 33 33 34 39 39 49 49 51 52 52 48 40
PRECIP PROB (%) 20 50 10 0 5 5 5 10 40 40 40 40 70 70 80 80 60
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.03 0.00 0.00 0.00 0.01 0.00 0.02 0.11
12 HOUR QPF 0.03 0.00 0.01 0.13
LOW END QPF 0.01 0.00 0.01 0.04
HIGH END QPF 0.10 0.07 0.11 0.35
6 HOUR SNOW 0.3 0.0 0.0 0.0 0.1 0.0 0.1 0.7
12 HOUR SNOW 0.3 0.0 0.1 0.8
LOW END SNOW 0.1 0.0 0.1 0.4
HIGH END SNOW 1.2 0.7 1.0 3.7
SNOW LEVEL (KFT) 4.7 5.2 5.7 5.4 5.0 4.7 5.0 5.5 5.8 6.3 6.8 7.0 7.2 7.0 6.8 6.0 5.7
SNOW DENSITY (%) 8 8 8 8 8 8 9 9 11 11 14 14 16 16 11 11 10
..LIONHEAD RANGE
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 90 95 85 75 90 85 80 80 95 95 90 90 95 95 95 95 90
TEMPERATURE 24 25 25 24 24 24 26 28 27 28 28 30 30 31 33 34 32
MIN/MAX TEMP 21 30 25 35
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW W
WIND (MPH) 13 17 16 13 12 12 12 16 17 23 24 24 23 23 16 14 12
WIND GUST (MPH) 42 46 43 42 43
PRECIP PROB (%) 60 90 40 5 20 20 10 30 80 80 70 70 90 90 90 90 80
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.13 0.02 0.00 0.01 0.11 0.11 0.11 0.10
12 HOUR QPF 0.15 0.01 0.22 0.21
LOW END QPF 0.06 0.01 0.07 0.07
HIGH END QPF 0.19 0.21 0.37 0.34
6 HOUR SNOW 1.8 0.2 0.0 0.1 1.3 1.1 0.9 0.5
12 HOUR SNOW 2.0 0.1 2.4 1.4
LOW END SNOW 0.8 0.1 0.7 0.6
HIGH END SNOW 2.5 2.3 3.6 3.2
SNOW LEVEL (KFT) 4.5 5.0 5.1 5.1 4.7 4.7 4.9 5.0 5.3 6.0 5.9 6.0 6.3 6.4 6.3 6.7 6.6
SNOW DENSITY (%) 7 7 8 8 8 8 7 7 8 8 11 11 12 12 12 12 12
..TOBACCO ROOT MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV BK OV OV OV BK BK OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 80 75 70 75 70 70 65 65 75 80 85 80 85 85 75 75 85
TEMPERATURE 27 27 26 25 26 25 29 32 31 31 33 36 38 39 38 36 31
MIN/MAX TEMP 23 35 30 40
WIND DIR SW SW W SW SW SW SW SW SW SW SW SW SW SW W W W
WIND (MPH) 17 21 21 21 19 19 19 20 21 27 28 28 27 26 23 20 14
WIND GUST (MPH) 35 44 46 47 43 40 39 41 43 57 61 61 59 57 49 42
PRECIP PROB (%) 30 20 10 5 5 5 5 5 20 20 30 30 60 60 60 60 60
PRECIP TYPE S S S S S S S S S S S S
6 HOUR QPF 0.08 0.02 0.00 0.00 0.01 0.01 0.03 0.01
12 HOUR QPF 0.10 0.00 0.02 0.04
LOW END QPF 0.00 0.00 0.00 0.01
HIGH END QPF 0.13 0.03 0.14 0.25
6 HOUR SNOW 1.0 0.2 0.0 0.0 0.1 0.1 0.1 0.0
12 HOUR SNOW 1.2 0.0 0.2 0.1
LOW END SNOW 0.0 0.0 0.0 0.1
HIGH END SNOW 1.6 0.3 1.2 2.5
SNOW LEVEL (KFT) 5.0 5.4 5.6 5.4 4.9 4.6 4.9 5.5 5.9 6.4 6.7 7.1 7.1 6.8 6.5 5.8 5.6
SNOW DENSITY (%) 9 9 8 8 7 7 9 9 12 12 14 14 16 16 12 12 10
..SNOWCREST/GRAVELLY/RUBY/BLACKTAIL RANGES
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV BK BK BK BK BK OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 85 85 65 60 60 65 65 75 90 90 90 85 85 80 80 80 90
TEMPERATURE 25 24 24 23 23 23 28 32 29 29 30 32 33 34 36 36 31
MIN/MAX TEMP 20 33 27 38
WIND DIR S SW SW SW SW SW SW SW S S S S SW SW W W W
WIND (MPH) 14 16 13 12 12 12 14 17 17 20 21 20 19 19 17 16 12
WIND GUST (MPH) 33 32 32 31 29 35 44 47 48 47 46 39 34
PRECIP PROB (%) 20 20 5 0 0 0 0 5 20 20 20 20 60 60 60 60 60
PRECIP TYPE S S S S S S S S S S S
6 HOUR QPF 0.02 0.00 0.00 0.00 0.00 0.00 0.01 0.02
12 HOUR QPF 0.02 0.00 0.00 0.03
LOW END QPF 0.00 0.00 0.00 0.02
HIGH END QPF 0.06 0.04 0.10 0.20
6 HOUR SNOW 0.3 0.0 0.0 0.0 0.0 0.0 0.1 0.1
12 HOUR SNOW 0.3 0.0 0.0 0.2
LOW END SNOW 0.0 0.0 0.0 0.1
HIGH END SNOW 0.8 0.3 0.8 1.8
SNOW LEVEL (KFT) 4.6 5.0 5.4 5.3 4.8 4.6 4.9 5.5 5.6 5.9 6.3 6.6 6.8 6.8 6.7 6.4 6.2
SNOW DENSITY (%) 8 8 8 8 7 7 9 9 11 11 14 14 16 16 12 12 11
..CENTENNIAL MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV OV BK BK OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 90 95 70 55 70 75 70 75 95 95 90 90 90 85 85 85 90
TEMPERATURE 22 23 22 21 22 21 25 28 25 27 27 29 30 30 33 33 30
MIN/MAX TEMP 19 29 24 35
WIND DIR S SW SW SW SW SW SW S S S S S S SW SW W W
WIND (MPH) 12 12 10 8 8 8 11 13 13 18 20 19 18 17 13 12 11
WIND GUST (MPH) 36 40 37 35 35
PRECIP PROB (%) 40 60 20 0 0 10 5 20 50 50 50 50 70 70 80 80 70
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.05 0.00 0.00 0.00 0.02 0.02 0.02 0.03
12 HOUR QPF 0.05 0.00 0.04 0.05
LOW END QPF 0.01 0.00 0.01 0.03
HIGH END QPF 0.09 0.07 0.15 0.17
6 HOUR SNOW 0.7 0.0 0.0 0.0 0.3 0.2 0.1 0.2
12 HOUR SNOW 0.7 0.0 0.5 0.3
LOW END SNOW 0.2 0.0 0.1 0.2
HIGH END SNOW 1.2 0.7 1.4 1.5
SNOW LEVEL (KFT) 4.2 4.7 5.0 5.0 4.7 4.6 4.8 5.0 5.1 5.6 5.7 5.9 6.2 6.2 6.4 6.7 6.6
SNOW DENSITY (%) 7 7 8 8 7 7 8 8 10 10 12 12 14 14 14 14 12
..ANACONDA/HIGHLAND RANGES
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV OV OV OV BK BK OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 90 80 80 80 75 65 55 75 85 90 90 90 90 90 80 80 85
TEMPERATURE 29 28 27 26 26 26 30 33 32 32 33 36 38 38 37 34 30
MIN/MAX TEMP 24 35 31 39
WIND DIR SW W W W W W SW SW SW SW SW SW SW W W W W
WIND (MPH) 10 14 17 17 16 14 13 14 14 19 20 20 20 19 16 13 10
WIND GUST (MPH) 27 35 40 40 40 37 34 35 36 43 46 48 49 49 39 32
PRECIP PROB (%) 90 50 30 10 20 20 5 30 90 90 90 90 100 100 80 80 80
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.10 0.03 0.00 0.04 0.14 0.16 0.24 0.08
12 HOUR QPF 0.13 0.04 0.30 0.32
LOW END QPF 0.04 0.03 0.10 0.03
HIGH END QPF 0.18 0.25 0.50 0.46
6 HOUR SNOW 1.2 0.4 0.0 0.4 1.1 0.4 0.1 0.5
12 HOUR SNOW 1.6 0.4 1.5 0.6
LOW END SNOW 0.5 0.3 0.8 0.3
HIGH END SNOW 2.1 1.9 4.2 4.6
SNOW LEVEL (KFT) 5.3 5.6 5.6 5.3 4.8 4.6 5.0 5.7 6.2 6.5 6.8 7.0 7.0 6.5 6.1 5.4 5.3
SNOW DENSITY (%) 9 9 8 8 7 7 10 10 12 12 16 16 16 16 11 11 10
..PIONEER MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV OV OV BK BK BK BK OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 80 75 75 75 65 60 55 65 75 80 80 80 90 90 85 80 90
TEMPERATURE 27 27 25 24 24 24 28 32 30 30 32 35 36 36 35 33 29
MIN/MAX TEMP 22 34 29 37
WIND DIR SW W W W W W W SW SW SW SW SW W W W W W
WIND (MPH) 12 16 18 18 18 17 17 17 17 20 23 23 23 23 18 16 12
WIND GUST (MPH) 31 44 51 52 51 49 43 43 42 55 61 64 65 62 49 40 31
PRECIP PROB (%) 50 30 20 5 10 5 0 5 50 50 60 60 80 80 70 70 70
PRECIP TYPE S S S S S S S S S S S S
6 HOUR QPF 0.08 0.02 0.00 0.01 0.06 0.09 0.16 0.08
12 HOUR QPF 0.10 0.01 0.15 0.24
LOW END QPF 0.01 0.00 0.03 0.05
HIGH END QPF 0.13 0.13 0.38 0.39
6 HOUR SNOW 1.0 0.2 0.0 0.1 0.5 0.4 0.4 0.6
12 HOUR SNOW 1.2 0.1 0.9 1.0
LOW END SNOW 0.2 0.0 0.2 0.4
HIGH END SNOW 1.7 1.1 3.6 4.2
SNOW LEVEL (KFT) 5.6 5.8 5.7 5.4 4.9 4.6 5.0 5.8 6.3 6.7 6.9 7.2 7.3 6.9 6.5 5.7 5.6
SNOW DENSITY (%) 9 9 8 8 7 7 9 9 11 11 14 14 16 16 10 10 10
..BEAVERHEAD/TENDOY MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV BK BK BK BK BK BK OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 80 75 55 55 60 60 55 65 80 80 85 80 80 80 80 80 85
TEMPERATURE 26 25 24 23 23 23 29 32 30 29 30 33 35 35 36 34 31
MIN/MAX TEMP 20 34 28 38
WIND DIR SW SW W W W SW SW SW SW SW SW SW SW SW W W W
WIND (MPH) 11 12 13 13 13 12 12 14 13 17 19 19 19 19 16 14 11
WIND GUST (MPH) 31 35 36 35 31 29 32 42 44 49 50 47 35 32
PRECIP PROB (%) 40 20 5 0 0 0 0 5 30 30 40 40 70 70 70 70 60
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.10 0.01 0.00 0.02 0.06 0.07 0.10 0.07
12 HOUR QPF 0.11 0.02 0.13 0.17
LOW END QPF 0.01 0.01 0.03 0.05
HIGH END QPF 0.16 0.11 0.26 0.33
6 HOUR SNOW 1.2 0.2 0.0 0.2 0.5 0.3 0.2 0.4
12 HOUR SNOW 1.4 0.2 0.8 0.6
LOW END SNOW 0.2 0.0 0.2 0.3
HIGH END SNOW 1.9 1.0 2.1 3.2
SNOW LEVEL (KFT) 5.4 5.8 5.8 5.4 4.9 4.7 5.1 5.9 6.1 6.5 6.8 7.1 7.3 7.2 6.9 6.5 6.3
SNOW DENSITY (%) 9 9 8 8 7 7 9 9 11 11 14 14 16 16 12 12 11
..ABSORAKA-BEARTOOTH/COOKE CITY MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 90 90 90 80 75 75 80 85 90 95 90 85 90 90 90 90 90
TEMPERATURE 19 19 20 20 21 20 23 25 23 24 25 27 29 30 31 30 27
MIN/MAX TEMP 18 27 22 33
WIND DIR SW SW W SW SW SW SW SW SW SW SW SW SW SW W W W
WIND (MPH) 16 18 17 18 17 17 18 20 20 24 25 25 25 25 21 21 17
WIND GUST (MPH) 36 42 42 44 44 44 44 46 44 52 56 59 61 63 54 49 39
PRECIP PROB (%) 20 80 30 10 5 10 10 20 70 70 70 70 80 80 90 90 70
PRECIP TYPE
6 HOUR QPF 0.24 0.05 0.01 0.06 0.17 0.11 0.16 0.25
12 HOUR QPF 0.29 0.07 0.28 0.41
LOW END QPF 0.09 0.05 0.09 0.05
HIGH END QPF 0.29 0.31 0.40 0.52
6 HOUR SNOW 3.5 0.7 0.2 0.9 2.3 1.2 1.8 2.7
12 HOUR SNOW 4.2 1.1 3.5 4.5
LOW END SNOW 1.4 0.7 1.1 0.7
HIGH END SNOW 4.3 4.2 4.9 6.3
SNOW LEVEL (KFT) 4.5 4.9 5.3 5.4 5.0 4.7 5.0 5.4 5.3 5.9 6.2 6.5 6.7 6.7 6.7 6.2 5.9
SNOW DENSITY (%) 6 6 7 7 6 6 7 7 7 7 8 8 9 9 9 9 7
..ABSORAKA MOUNTAINS ABOVE 6000FT NORTHEAST FACING
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER BK OV BK SC SC BK BK OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 60 85 60 40 45 55 60 75 80 85 80 75 80 80 85 85 80
TEMPERATURE 23 24 25 24 25 25 29 31 29 29 31 34 35 37 38 35 30
MIN/MAX TEMP 22 33 27 39
WIND DIR SW SW W W SW SW W W SW SW SW SW SW W W W W
WIND (MPH) 20 25 24 24 25 24 24 24 26 32 33 35 35 33 27 25 20
WIND GUST (MPH) 48 59 61 61 61 58 59 58 59 72 78 84 86 80 69 63 50
PRECIP PROB (%) 10 60 20 0 0 5 5 5 50 50 60 60 70 70 80 80 60
PRECIP TYPE
6 HOUR QPF 0.07 0.01 0.00 0.02 0.07 0.05 0.07 0.11
12 HOUR QPF 0.08 0.02 0.12 0.18
LOW END QPF 0.02 0.01 0.03 0.03
HIGH END QPF 0.16 0.13 0.22 0.33
6 HOUR SNOW 1.0 0.1 0.0 0.2 0.8 0.5 0.5 0.9
12 HOUR SNOW 1.1 0.2 1.3 1.4
LOW END SNOW 0.2 0.1 0.3 0.3
HIGH END SNOW 2.1 1.3 2.1 3.6
SNOW LEVEL (KFT) 4.5 5.0 5.5 5.4 5.0 4.7 5.0 5.4 5.6 6.1 6.6 6.9 7.0 6.9 6.7 6.0 5.5
SNOW DENSITY (%) 8 8 8 8 8 8 9 9 11 11 14 14 14 14 11 11 9
..ABSORAKA MOUNTAINS ABOVE 6000FT WEST FACING
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 85 90 75 70 75 75 75 80 90 90 90 85 90 90 90 90 90
TEMPERATURE 23 23 24 23 24 23 27 29 27 28 29 31 32 33 35 34 31
MIN/MAX TEMP 21 31 26 37
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW W W W
WIND (MPH) 14 17 16 16 14 14 16 18 19 23 23 23 23 23 19 18 14
WIND GUST (MPH) 43 55 56 57 57 54 50 51 55 67 74 80 81 75 61 56 49
PRECIP PROB (%) 20 70 20 5 5 10 5 20 60 60 60 60 80 80 80 80 70
PRECIP TYPE S S S S S S S S S S S S
6 HOUR QPF 0.10 0.01 0.00 0.02 0.06 0.05 0.09 0.13
12 HOUR QPF 0.11 0.02 0.11 0.22
LOW END QPF 0.04 0.01 0.05 0.05
HIGH END QPF 0.17 0.18 0.25 0.38
6 HOUR SNOW 1.4 0.2 0.0 0.3 0.8 0.5 0.8 1.1
12 HOUR SNOW 1.6 0.3 1.3 1.9
LOW END SNOW 0.5 0.1 0.6 0.5
HIGH END SNOW 2.3 2.1 2.7 4.2
SNOW LEVEL (KFT) 4.5 5.0 5.4 5.3 5.0 4.7 5.0 5.4 5.4 6.0 6.3 6.6 6.8 6.8 6.7 6.3 6.0
SNOW DENSITY (%) 7 7 7 7 7 7 8 8 9 9 11 11 12 12 11 11 9
..CRAZY MOUNTAINS
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER BK OV BK BK BK BK BK BK BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 60 75 65 55 55 55 55 60 70 75 80 80 85 85 80 75 80
TEMPERATURE 28 28 28 28 29 29 31 33 33 33 35 39 40 41 39 36 32
MIN/MAX TEMP 25 37 31 42
WIND DIR SW W W W W W W W W W W W W W W W W
WIND (MPH) 18 26 29 32 33 31 29 28 26 34 39 43 44 43 34 31 23
WIND GUST (MPH) 39 58 72 79 80 72 65 61 57 77 89 100 103 95 73 63 51
PRECIP PROB (%) 5 40 10 0 5 5 5 5 20 20 20 20 60 60 50 50 40
PRECIP TYPE S S S S S S S S S S
6 HOUR QPF 0.09 0.02 0.00 0.00 0.06 0.04 0.11 0.03
12 HOUR QPF 0.11 0.00 0.10 0.14
LOW END QPF 0.00 0.00 0.00 0.01
HIGH END QPF 0.16 0.05 0.19 0.24
6 HOUR SNOW 1.1 0.2 0.0 0.0 0.5 0.1 0.2 0.2
12 HOUR SNOW 1.3 0.0 0.6 0.4
LOW END SNOW 0.0 0.0 0.0 0.1
HIGH END SNOW 1.8 0.4 1.5 2.6
SNOW LEVEL (KFT) 4.5 5.0 5.3 5.1 4.8 4.6 4.7 5.0 5.5 6.1 6.6 6.9 6.9 6.4 5.7 4.9 4.6
SNOW DENSITY (%) 9 9 9 9 9 9 10 10 12 12 20 20 16 16 11 11 10
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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