871
FWUS45 KTFX 121001
AVGTFX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GREAT FALLS MT
400 AM MDT SUN APR 12 2026
..GLACIER NATIONAL PARK/MARIAS PASS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV BK OV OV BK BK BK OV OV
CLOUD COVER (%) 80 85 80 75 80 85 80 85 80 65 75 75 60 65 70 70 75
TEMPERATURE 33 32 33 37 38 34 32 31 31 34 40 42 40 36 35 34 33
MAX/MIN TEMP 38 29 42 31
WIND DIR NW NE NE NE E E E E SW SW W W W SW SW SW SW
WIND (MPH) 8 8 9 9 9 8 6 5 5 8 12 17 20 21 23 24 26
WIND GUST (MPH) 36 42 47 48 51 56
PRECIP PROB (%) 40 20 20 20 10 20 20 10 30 30 60 60 40 40 10 10 20
PRECIP TYPE S S S S S S S S S S S S S S S S S
6 HOUR QPF 0.02 0.00 0.03 0.03 0.01 0.05 0.04 0.01
12 HOUR QPF 0.02 0.06 0.06 0.05
LOW END QPF 0.01 0.00 0.02 0.01
HIGH END QPF 0.08 0.12 0.12 0.08
6 HOUR SNOW 0.2 0.0 0.1 0.2 0.1 0.0 0.1 0.1
12 HOUR SNOW 0.2 0.3 0.1 0.2
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.5 0.8 0.3 0.6
SNOW LEVEL (KFT) 6.1 5.3 5.3 5.7 6.1 5.8 5.4 5.4 5.4 5.7 6.4 6.7 6.8 6.3 5.8 5.2 4.8
SNOW DENSITY (%) 16 11 11 14 16 16 12 12 11 12 16 20 20 20 16 16 12
..BOB MARSHALL/SCAPEGOAT WILDERNESS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV OV OV OV OV OV OV OV OV BK OV BK BK BK
CLOUD COVER (%) 50 45 60 80 85 95 95 90 90 90 95 95 70 70 65 65 65
TEMPERATURE 32 35 41 42 39 35 33 33 32 33 37 40 39 34 33 32 31
MAX/MIN TEMP 43 31 40 31
WIND DIR W S SE E E E SE SW SW W W W W W W W W
WIND (MPH) 5 5 8 9 9 8 6 5 5 8 11 14 17 17 17 17 18
WIND GUST (MPH) 28 35 43 46 48 47 49
PRECIP PROB (%) 5 10 20 40 50 70 80 70 90 90 90 90 50 50 20 20 20
PRECIP TYPE S S S R S S S S S S S S S S S S
6 HOUR QPF 0.00 0.08 0.28 0.15 0.09 0.06 0.02 0.00
12 HOUR QPF 0.08 0.43 0.15 0.02
LOW END QPF 0.01 0.03 0.01 0.00
HIGH END QPF 0.12 0.52 0.18 0.03
6 HOUR SNOW 0.0 0.0 0.8 1.2 0.7 0.1 0.1 0.0
12 HOUR SNOW 0.0 2.0 0.8 0.1
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.2 3.0 1.0 0.2
SNOW LEVEL (KFT) 6.4 6.4 6.9 7.1 7.1 6.6 6.3 6.0 5.7 5.8 6.2 6.7 6.7 6.1 5.7 5.2 4.9
SNOW DENSITY (%) 25 20 20 20 20 16 12 11 10 10 12 16 16 16 12 12 11
..NEVADA MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV OV OV OV OV OV OV OV OV BK BK BK BK BK
CLOUD COVER (%) 30 40 50 80 90 95 90 80 90 90 95 95 65 65 60 60 60
TEMPERATURE 35 39 46 46 42 39 37 36 34 35 37 40 41 37 35 34 33
MAX/MIN TEMP 47 33 42 32
WIND DIR SW S E NE NE N SW SW SW SW W W W W W SW SW
WIND (MPH) 5 4 6 8 9 8 6 5 6 9 12 13 17 16 14 14 14
WIND GUST (MPH) 31 34 34 33 33 33
PRECIP PROB (%) 5 5 20 60 70 70 60 70 90 90 90 90 40 40 5 5 10
PRECIP TYPE R R R R S S S S S S S S S
6 HOUR QPF 0.00 0.18 0.26 0.07 0.09 0.07 0.01 0.00
12 HOUR QPF 0.18 0.33 0.16 0.01
LOW END QPF 0.02 0.01 0.01 0.00
HIGH END QPF 0.22 0.48 0.19 0.02
6 HOUR SNOW 0.0 0.0 0.0 0.1 0.4 0.0 0.0 0.0
12 HOUR SNOW 0.0 0.1 0.4 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 1.7 0.6 0.0
SNOW LEVEL (KFT) 6.8 6.8 7.3 7.6 7.5 7.0 6.7 5.9 5.6 5.6 6.1 6.6 6.7 6.1 5.6 5.1 4.8
SNOW DENSITY (%) 33 33 33 33 50 25 25 16 12 12 14 20 20 20 16 16 14
..ELKHORN/BOULDER MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV OV BK BK BK OV OV OV OV OV BK SC SC BK
CLOUD COVER (%) 15 45 60 75 85 65 60 65 80 80 90 90 70 55 50 40 50
TEMPERATURE 33 38 46 47 44 38 35 33 32 33 38 40 40 35 33 32 30
MAX/MIN TEMP 48 31 42 30
WIND DIR SW S S S S W SW SW SW SW SW W W W W W W
WIND (MPH) 5 4 8 9 9 8 6 8 10 11 12 13 13 11 10 9 9
WIND GUST (MPH) 25 26 28 32 33 33 34 29
PRECIP PROB (%) 5 10 30 60 80 30 40 50 70 70 90 90 30 30 5 5 5
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.07 0.10 0.05 0.06 0.11 0.02 0.00
12 HOUR QPF 0.07 0.15 0.17 0.02
LOW END QPF 0.01 0.00 0.01 0.00
HIGH END QPF 0.14 0.38 0.22 0.02
6 HOUR SNOW 0.0 0.0 0.0 0.3 0.6 0.4 0.1 0.0
12 HOUR SNOW 0.0 0.3 1.0 0.1
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 2.0 1.2 0.1
SNOW LEVEL (KFT) 6.9 6.9 7.5 8.2 8.0 7.3 6.8 5.8 5.5 5.7 6.1 6.6 6.8 6.2 5.8 5.3 5.0
SNOW DENSITY (%) 25 25 33 50 33 25 16 11 9 9 11 14 14 16 12 12 10
..BIG BELT MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV OV OV OV BK OV OV OV OV BK BK BK SC SC
CLOUD COVER (%) 25 35 50 80 80 80 70 65 80 80 90 90 70 60 50 45 40
TEMPERATURE 36 40 47 50 47 41 39 36 35 36 40 43 43 39 36 35 33
MAX/MIN TEMP 51 34 45 33
WIND DIR SW SW SW S NE NE SW SW SW SW SW W W W SW SW SW
WIND (MPH) 6 5 8 9 10 8 6 8 10 11 13 14 16 12 11 10 10
WIND GUST (MPH) 25 27 32 34 34 33 34 31 29 28 28
PRECIP PROB (%) 5 5 20 40 70 60 30 50 70 70 90 90 40 40 5 5 5
PRECIP TYPE T R R R S S S S S S S S
6 HOUR QPF 0.00 0.05 0.18 0.11 0.11 0.10 0.02 0.00
12 HOUR QPF 0.05 0.29 0.21 0.02
LOW END QPF 0.00 0.00 0.01 0.00
HIGH END QPF 0.12 0.42 0.26 0.03
6 HOUR SNOW 0.0 0.0 0.0 0.4 0.5 0.1 0.0 0.0
12 HOUR SNOW 0.0 0.4 0.6 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 1.0 0.8 0.0
SNOW LEVEL (KFT) 7.0 6.9 7.3 7.9 8.0 7.5 7.0 6.2 5.6 5.6 6.0 6.6 6.8 6.4 5.8 5.4 4.9
SNOW DENSITY (%) 33 33 50 50 50 33 25 16 14 12 14 20 25 25 16 16 14
..LITTLE BELT MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV OV OV OV BK OV OV OV OV BK BK SC SC SC
CLOUD COVER (%) 30 25 50 80 85 85 70 60 80 75 95 95 70 65 45 40 35
TEMPERATURE 36 40 48 50 44 39 38 36 34 36 40 43 43 38 35 34 32
MAX/MIN TEMP 51 33 45 32
WIND DIR W W W N E SE S SW SW SW W W W W W SW SW
WIND (MPH) 6 5 6 6 6 5 5 6 8 10 12 13 13 12 11 11 11
WIND GUST (MPH) 25 29 34 33 33 31 32 31 29
PRECIP PROB (%) 0 5 10 60 80 60 30 30 70 70 90 90 50 50 5 5 5
PRECIP TYPE R R S S S S S S S S S
6 HOUR QPF 0.00 0.11 0.16 0.06 0.07 0.06 0.02 0.00
12 HOUR QPF 0.11 0.22 0.13 0.02
LOW END QPF 0.03 0.00 0.01 0.00
HIGH END QPF 0.21 0.29 0.17 0.02
6 HOUR SNOW 0.0 0.0 0.0 0.2 0.5 0.1 0.0 0.0
12 HOUR SNOW 0.0 0.2 0.6 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.9 0.7 0.0
SNOW LEVEL (KFT) 7.0 7.0 7.5 7.9 8.0 7.8 7.4 6.5 5.9 5.8 6.2 6.6 6.9 6.6 6.0 5.5 5.1
SNOW DENSITY (%) 33 25 33 50 50 33 25 16 12 12 12 16 20 20 16 16 14
..HIGHWOOD MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV OV OV OV OV OV OV OV OV BK BK SC SC FW
CLOUD COVER (%) 35 40 55 70 80 85 90 70 85 85 95 95 65 65 35 30 15
TEMPERATURE 39 42 47 50 47 42 41 39 37 38 41 45 47 42 40 39 37
MAX/MIN TEMP 50 36 48 37
WIND DIR W W NW NE E E SE SW W W W W W W W SW SW
WIND (MPH) 12 11 11 10 11 9 8 8 9 11 14 16 17 17 19 19 19
WIND GUST (MPH)
PRECIP PROB (%) 5 5 5 40 70 70 80 50 80 80 90 90 50 50 10 10 0
PRECIP TYPE R R R R S S S S R R R
6 HOUR QPF 0.00 0.04 0.17 0.05 0.06 0.06 0.04 0.00
12 HOUR QPF 0.04 0.22 0.12 0.04
LOW END QPF 0.01 0.01 0.01 0.00
HIGH END QPF 0.09 0.53 0.16 0.05
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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.2 0.0 0.0
SNOW LEVEL (KFT) 6.9 6.6 6.8 7.4 7.5 7.5 7.2 6.7 6.0 5.5 5.8 6.4 6.9 6.6 6.1 5.5 5.0
SNOW DENSITY (%) 50 33 50 50 50 50 50 33 20 16 16 25 33 33 25 25 20
..SNOWY/JUDITH MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV OV OV BK SC BK BK OV OV OV BK SC SC FW
CLOUD COVER (%) 20 25 35 75 90 90 70 45 65 65 90 90 80 65 45 30 20
TEMPERATURE 40 44 52 54 49 43 41 40 37 40 46 48 46 41 40 37 35
MAX/MIN TEMP 55 35 49 34
WIND DIR W NW NW N E E SE S W W W W W W W W W
WIND (MPH) 10 9 9 8 8 6 5 5 8 10 12 12 11 9 10 11 11
WIND GUST (MPH) 29 28 27 33 31 29 31 34 33
PRECIP PROB (%) 0 0 5 20 90 30 50 20 50 50 80 80 50 50 10 10 5
PRECIP TYPE T R R R R S S S S R R
6 HOUR QPF 0.00 0.06 0.12 0.02 0.05 0.07 0.03 0.00
12 HOUR QPF 0.06 0.14 0.12 0.03
LOW END QPF 0.01 0.00 0.01 0.00
HIGH END QPF 0.14 0.18 0.15 0.04
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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.1 0.1 0.0
SNOW LEVEL (KFT) 7.1 6.9 7.3 7.9 8.0 7.9 7.5 6.8 6.1 6.0 6.2 6.6 6.7 6.7 6.3 5.7 5.2
SNOW DENSITY (%) 50 50 100 100 100 100 50 50 25 20 25 33 33 33 25 25 25
..BEARS PAW MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 BK OV OV OV OV OV OV OV BK BK SC SC FW
CLOUD COVER (%) 30 45 40 50 65 90 95 90 95 90 85 85 65 60 40 25 20
TEMPERATURE 41 43 49 51 50 44 42 40 38 39 41 45 47 42 41 39 37
MAX/MIN TEMP 52 36 48 36
WIND DIR W NW NW N NE E E E E SW W W W SW W W W
WIND (MPH) 11 11 11 11 10 8 9 8 6 6 8 9 9 8 11 13 14
WIND GUST (MPH)
PRECIP PROB (%) 0 0 5 10 10 20 70 80 90 90 80 80 40 40 5 5 0
PRECIP TYPE R R R S S S R R R
6 HOUR QPF 0.00 0.00 0.09 0.12 0.14 0.03 0.03 0.00
12 HOUR QPF 0.00 0.21 0.17 0.03
LOW END QPF 0.00 0.08 0.00 0.00
HIGH END QPF 0.03 0.48 0.21 0.03
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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.1 0.0 0.0
SNOW LEVEL (KFT) 7.0 6.6 6.6 6.8 6.9 7.0 7.1 6.7 5.9 5.3 5.6 6.2 6.4 6.3 6.3 5.8 5.2
SNOW DENSITY (%) 100 50 50 50 50 50 50 50 25 20 20 25 33 33 33 33 25
..CASTLE/CRAZY MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV OV BK SC SC BK BK OV OV OV BK SC SC SC
CLOUD COVER (%) 25 30 55 80 80 65 45 50 65 65 85 85 80 70 50 45 45
TEMPERATURE 36 40 49 51 44 40 37 35 33 35 40 43 42 37 35 33 31
MAX/MIN TEMP 52 32 44 31
WIND DIR SW SW SW SW SE SE S SW SW SW W W W W W W W
WIND (MPH) 9 6 9 10 10 9 9 10 13 18 20 19 18 13 12 11 11
WIND GUST (MPH) 27 24 28 27 28 39 46 50 48 46 39 35 35 35
PRECIP PROB (%) 0 0 10 70 70 50 10 20 50 50 80 80 40 40 5 5 5
PRECIP TYPE R R S R S S S S S S S
6 HOUR QPF 0.00 0.09 0.08 0.03 0.08 0.07 0.03 0.00
12 HOUR QPF 0.09 0.11 0.15 0.03
LOW END QPF 0.03 0.00 0.01 0.00
HIGH END QPF 0.19 0.17 0.18 0.03
6 HOUR SNOW 0.0 0.0 0.0 0.2 0.7 0.1 0.1 0.0
12 HOUR SNOW 0.0 0.2 0.8 0.1
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.6 1.0 0.1
SNOW LEVEL (KFT) 7.2 7.1 7.6 8.1 8.2 7.8 7.2 6.2 5.6 5.7 6.1 6.6 6.7 6.7 6.1 5.7 5.3
SNOW DENSITY (%) 25 33 50 50 50 50 25 14 11 11 12 16 20 20 14 14 12
..BRIDGER RANGE
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV BK BK BK SC BK BK OV OV OV OV BK SC SC
CLOUD COVER (%) 20 40 65 80 65 70 55 40 65 65 80 80 80 70 55 50 50
TEMPERATURE 35 40 49 50 46 42 38 35 33 34 39 42 41 37 36 34 32
MAX/MIN TEMP 52 32 44 32
WIND DIR SW SW SW S S SW SW SW SW SW W W W W W SW SW
WIND (MPH) 5 4 6 9 9 9 10 10 12 16 17 16 13 10 8 8 8
WIND GUST (MPH) 24 28 27 28 29 33 37 41 36 35 28 25 25
PRECIP PROB (%) 0 0 20 70 40 60 20 20 40 40 70 70 40 40 10 10 5
PRECIP TYPE T R R R S S S S S S S S
6 HOUR QPF 0.00 0.05 0.03 0.05 0.06 0.07 0.04 0.00
12 HOUR QPF 0.05 0.08 0.13 0.04
LOW END QPF 0.01 0.00 0.01 0.00
HIGH END QPF 0.15 0.21 0.24 0.05
6 HOUR SNOW 0.0 0.0 0.0 0.4 0.5 0.1 0.1 0.0
12 HOUR SNOW 0.0 0.4 0.6 0.1
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.9 0.8 0.1
SNOW LEVEL (KFT) 7.2 7.1 7.6 8.3 8.0 7.6 6.9 6.0 5.5 5.5 6.0 6.5 6.7 6.6 6.1 5.7 5.3
SNOW DENSITY (%) 25 33 50 100 100 50 25 14 11 11 12 20 20 20 16 16 12
..MADISON RANGE/SPANISH PEAKS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV BK SC BK SC BK BK OV OV OV BK BK BK BK
CLOUD COVER (%) 40 45 60 75 60 45 50 50 65 65 80 80 75 65 55 55 55
TEMPERATURE 31 35 43 44 40 34 30 29 27 29 34 36 35 31 29 28 27
MAX/MIN TEMP 45 26 37 26
WIND DIR S S S S S SW S SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 8 9 12 14 16 14 14 14 14 16 17 14 12 9 6 5 6
WIND GUST (MPH) 26 36 40 40 37 37 37 37 39 40 36 31
PRECIP PROB (%) 0 0 30 60 40 20 20 20 40 40 70 70 40 40 10 10 10
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.04 0.04 0.05 0.02 0.07 0.03 0.00
12 HOUR QPF 0.04 0.09 0.09 0.03
LOW END QPF 0.02 0.00 0.01 0.00
HIGH END QPF 0.13 0.16 0.19 0.05
6 HOUR SNOW 0.0 0.1 0.3 0.7 0.3 0.7 0.3 0.0
12 HOUR SNOW 0.1 1.0 1.0 0.3
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.4 1.6 1.7 0.6
SNOW LEVEL (KFT) 7.2 7.3 8.1 8.2 7.9 7.0 6.4 5.7 5.4 5.5 6.0 6.4 6.8 6.5 6.2 5.8 5.4
SNOW DENSITY (%) 12 14 16 20 16 11 8 7 7 7 8 10 10 11 9 9 8
..GALLATIN RANGE/HYALITE MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV OV BK SC SC SC BK BK OV OV OV BK BK BK BK
CLOUD COVER (%) 25 45 75 70 60 45 50 50 60 65 80 80 80 70 55 55 55
TEMPERATURE 31 36 45 46 42 36 32 30 28 30 37 39 37 32 31 29 28
MAX/MIN TEMP 47 28 40 28
WIND DIR S S S S S SW S SW SW SW SW SW W SW SW SW SW
WIND (MPH) 8 8 10 12 12 11 12 12 12 13 16 14 12 8 6 6 6
WIND GUST (MPH) 28 32 32 29 32 32 32 33 36 33
PRECIP PROB (%) 0 0 30 50 40 20 20 20 40 40 70 70 40 40 10 10 10
PRECIP TYPE S S S R S S S S S S S S
6 HOUR QPF 0.00 0.04 0.02 0.03 0.01 0.06 0.03 0.00
12 HOUR QPF 0.04 0.05 0.07 0.03
LOW END QPF 0.02 0.00 0.01 0.00
HIGH END QPF 0.17 0.14 0.17 0.04
6 HOUR SNOW 0.0 0.0 0.1 0.3 0.2 0.5 0.3 0.0
12 HOUR SNOW 0.0 0.4 0.7 0.3
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.3 1.2 1.3 0.5
SNOW LEVEL (KFT) 7.1 7.3 8.1 8.3 8.1 7.2 6.4 5.7 5.4 5.5 6.0 6.5 6.8 6.6 6.2 5.8 5.5
SNOW DENSITY (%) 14 16 25 25 25 14 10 8 7 8 9 11 11 12 10 10 9
..LIONHEAD RANGE
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV BK BK BK BK BK BK OV OV BK BK SC SC BK
CLOUD COVER (%) 40 35 45 75 70 60 50 60 65 65 80 80 65 60 45 50 50
TEMPERATURE 32 36 46 47 43 36 32 30 28 29 36 40 39 34 31 28 27
MAX/MIN TEMP 49 27 40 26
WIND DIR S S S SW SW SW SW SW SW SW SW SW SW SW SW SW S
WIND (MPH) 4 5 12 12 13 12 13 13 13 14 14 13 12 8 5 4 4
WIND GUST (MPH) 29 32 32 33 32
PRECIP PROB (%) 5 5 20 60 50 30 30 20 50 50 70 70 40 40 20 20 30
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.11 0.08 0.01 0.02 0.03 0.01 0.00
12 HOUR QPF 0.11 0.09 0.05 0.01
LOW END QPF 0.02 0.00 0.00 0.00
HIGH END QPF 0.18 0.16 0.13 0.08
6 HOUR SNOW 0.0 0.0 0.1 0.1 0.3 0.2 0.1 0.0
12 HOUR SNOW 0.0 0.2 0.5 0.1
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.2 1.9 0.9 1.0
SNOW LEVEL (KFT) 7.4 7.4 8.0 8.1 7.8 7.0 6.4 5.8 5.5 5.5 5.9 6.3 6.5 6.4 6.2 5.9 5.5
SNOW DENSITY (%) 16 25 33 33 33 12 9 7 7 7 9 14 16 14 10 10 9
..TOBACCO ROOT MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 BK OV BK BK BK BK BK BK OV OV OV BK BK BK SC SC
CLOUD COVER (%) 25 60 75 65 70 60 60 55 65 75 85 85 70 65 55 40 45
TEMPERATURE 32 36 42 45 43 37 33 31 29 31 35 37 37 33 31 29 28
MAX/MIN TEMP 46 29 39 28
WIND DIR SW S S S SW SW SW SW SW SW SW W W SW SW SW SW
WIND (MPH) 6 6 9 13 16 13 14 14 16 18 19 17 14 11 9 9 9
WIND GUST (MPH) 36 37 33 31 32 32 35 39 41 36 32
PRECIP PROB (%) 0 5 30 50 50 40 30 40 50 50 70 70 30 30 5 5 5
PRECIP TYPE S S S S S S S S S S S S
6 HOUR QPF 0.00 0.02 0.05 0.14 0.07 0.13 0.02 0.00
12 HOUR QPF 0.02 0.19 0.20 0.02
LOW END QPF 0.00 0.00 0.01 0.00
HIGH END QPF 0.16 0.42 0.28 0.03
6 HOUR SNOW 0.0 0.0 0.3 1.8 0.9 1.1 0.2 0.0
12 HOUR SNOW 0.0 2.1 2.0 0.2
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.5 4.3 2.8 0.3
SNOW LEVEL (KFT) 7.0 7.2 7.9 8.0 7.8 7.1 6.5 5.5 5.3 5.5 6.0 6.6 6.7 6.4 6.0 5.6 5.2
SNOW DENSITY (%) 14 16 16 25 25 14 10 8 7 8 9 11 11 12 10 10 9
..SNOWCREST/GRAVELLY/RUBY/BLACKTAIL RANGES
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 BK BK OV BK BK BK SC BK BK OV OV OV BK BK SC SC
CLOUD COVER (%) 40 55 60 75 50 60 55 50 60 60 80 80 75 60 55 45 50
TEMPERATURE 32 36 45 47 43 36 32 30 29 31 37 39 38 34 31 30 28
MAX/MIN TEMP 48 28 40 28
WIND DIR S S S S S S S SW SW S SW SW W SW SW SW SW
WIND (MPH) 8 10 18 21 21 17 14 13 12 14 17 16 13 9 6 5 5
WIND GUST (MPH) 36 41 35 34 32 31 32 36 33
PRECIP PROB (%) 5 5 20 60 30 50 30 30 40 40 70 70 30 30 5 5 10
PRECIP TYPE R S S S S S S S S S S S S
6 HOUR QPF 0.00 0.02 0.03 0.06 0.02 0.05 0.02 0.00
12 HOUR QPF 0.02 0.09 0.07 0.02
LOW END QPF 0.00 0.00 0.01 0.00
HIGH END QPF 0.13 0.18 0.17 0.03
6 HOUR SNOW 0.0 0.0 0.2 0.8 0.2 0.4 0.1 0.0
12 HOUR SNOW 0.0 1.0 0.6 0.1
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.2 1.6 1.2 0.3
SNOW LEVEL (KFT) 7.2 7.4 8.0 8.0 7.7 6.9 6.2 5.5 5.2 5.4 5.9 6.5 6.7 6.4 6.1 5.8 5.4
SNOW DENSITY (%) 16 20 20 25 25 14 9 7 7 7 10 12 12 14 10 10 9
..CENTENNIAL MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 SC OV BK BK BK SC BK BK OV OV OV BK SC SC SC
CLOUD COVER (%) 50 55 45 80 65 60 60 50 60 60 80 80 75 65 50 50 50
TEMPERATURE 32 35 43 45 41 35 31 29 28 29 35 38 37 34 31 30 28
MAX/MIN TEMP 46 27 39 28
WIND DIR SE SE S S S S S S S S SW SW SW SW SW SW S
WIND (MPH) 8 11 20 21 21 19 18 16 14 16 18 18 14 11 8 8 6
WIND GUST (MPH) 35
PRECIP PROB (%) 5 10 20 70 50 30 30 20 40 40 70 70 30 30 10 10 20
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.04 0.04 0.03 0.03 0.04 0.01 0.00
12 HOUR QPF 0.04 0.07 0.07 0.01
LOW END QPF 0.01 0.00 0.01 0.00
HIGH END QPF 0.15 0.19 0.13 0.06
6 HOUR SNOW 0.0 0.0 0.2 0.4 0.4 0.3 0.1 0.0
12 HOUR SNOW 0.0 0.6 0.7 0.1
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.2 2.0 1.1 0.7
SNOW LEVEL (KFT) 7.3 7.5 7.9 7.9 7.7 6.7 6.3 5.7 5.3 5.4 5.8 6.3 6.6 6.5 6.2 5.9 5.4
SNOW DENSITY (%) 16 20 20 25 20 11 8 7 7 7 9 12 12 14 10 10 9
..ANACONDA/HIGHLAND RANGES
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 BK OV OV OV BK BK OV OV OV OV OV OV OV BK BK OV
CLOUD COVER (%) 30 65 75 80 85 70 65 70 80 80 90 90 75 70 65 65 70
TEMPERATURE 32 35 42 45 42 36 33 31 30 31 35 37 37 33 31 30 29
MAX/MIN TEMP 46 29 38 29
WIND DIR S SE S S SW SW SW SW SW SW SW W W W W W W
WIND (MPH) 4 4 6 9 8 6 8 8 9 10 11 11 10 8 5 5 5
WIND GUST (MPH) 27 26 26 29 33 29 27
PRECIP PROB (%) 5 30 50 80 90 40 40 40 70 70 90 90 40 40 20 20 20
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.16 0.04 0.03 0.10 0.10 0.02 0.00
12 HOUR QPF 0.16 0.07 0.20 0.02
LOW END QPF 0.03 0.00 0.03 0.00
HIGH END QPF 0.21 0.52 0.25 0.03
6 HOUR SNOW 0.0 0.0 0.1 0.4 1.4 0.6 0.2 0.0
12 HOUR SNOW 0.0 0.5 2.0 0.2
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.4 4.6 2.4 0.3
SNOW LEVEL (KFT) 6.7 6.8 7.5 8.1 7.5 6.9 6.1 5.5 5.4 5.5 6.0 6.5 6.5 6.1 5.7 5.2 5.1
SNOW DENSITY (%) 16 20 20 33 16 14 9 8 7 7 9 11 11 12 9 9 8
..PIONEER MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 BK OV OV OV BK OV BK OV OV OV OV OV BK BK BK BK
CLOUD COVER (%) 30 65 75 75 85 60 70 55 75 75 90 90 75 65 60 65 70
TEMPERATURE 31 35 41 44 41 35 31 30 28 30 34 36 36 32 30 29 28
MAX/MIN TEMP 45 28 37 27
WIND DIR S S S S SW SW SW SW SW SW W W W W W W W
WIND (MPH) 3 5 9 11 10 8 9 9 10 11 13 13 12 10 8 6 6
WIND GUST (MPH) 37 40 36 32 26 28 31 33 36 34 34 28 26 24 24
PRECIP PROB (%) 5 20 50 60 80 30 60 30 60 60 80 80 30 30 5 5 10
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.07 0.06 0.02 0.07 0.07 0.01 0.00
12 HOUR QPF 0.07 0.08 0.14 0.01
LOW END QPF 0.02 0.00 0.01 0.00
HIGH END QPF 0.18 0.47 0.18 0.02
6 HOUR SNOW 0.0 0.0 0.2 0.2 1.0 0.7 0.1 0.0
12 HOUR SNOW 0.0 0.4 1.7 0.1
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.4 3.8 2.1 0.2
SNOW LEVEL (KFT) 6.8 7.0 7.8 8.1 7.6 6.9 6.1 5.5 5.4 5.5 6.0 6.5 6.6 6.2 5.8 5.4 5.1
SNOW DENSITY (%) 16 16 16 25 16 12 8 7 7 7 8 10 10 12 9 9 8
..BEAVERHEAD/TENDOY MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV BK OV OV BK BK SC OV OV OV OV OV BK BK BK BK
CLOUD COVER (%) 55 75 60 70 70 70 60 50 70 70 85 85 75 60 55 60 60
TEMPERATURE 31 35 43 45 41 34 30 29 28 30 35 37 36 32 30 29 28
MAX/MIN TEMP 46 27 38 28
WIND DIR S S S S SW SW SW SW SW SW SW W W W W W SW
WIND (MPH) 6 10 17 19 17 12 11 10 11 12 16 14 13 9 8 6 6
WIND GUST (MPH) 31 47 46 40 32 27 29 32 34 32
PRECIP PROB (%) 10 30 40 60 60 50 40 20 50 50 80 80 30 30 5 5 10
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.01 0.10 0.04 0.03 0.07 0.07 0.02 0.00
12 HOUR QPF 0.11 0.07 0.14 0.02
LOW END QPF 0.02 0.00 0.01 0.00
HIGH END QPF 0.19 0.31 0.22 0.02
6 HOUR SNOW 0.0 0.1 0.3 0.4 1.0 0.7 0.1 0.0
12 HOUR SNOW 0.1 0.7 1.7 0.1
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.6 2.6 2.2 0.2
SNOW LEVEL (KFT) 7.0 7.2 7.9 8.0 7.3 6.6 5.8 5.3 5.2 5.3 5.9 6.5 6.6 6.3 6.0 5.6 5.3
SNOW DENSITY (%) 16 16 16 25 14 11 7 7 7 7 8 10 11 12 9 9 8
..ABSORAKA-BEARTOOTH/COOKE CITY MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 BK OV BK BK BK OV OV OV OV OV OV BK BK BK BK
CLOUD COVER (%) 80 40 60 80 55 65 65 70 75 75 75 75 70 70 50 60 55
TEMPERATURE 29 31 39 39 36 31 28 26 24 25 30 33 32 28 26 24 23
MAX/MIN TEMP 41 23 34 22
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 8 8 10 12 11 10 11 12 14 17 19 18 16 11 8 6 6
WIND GUST (MPH) 29 34 37 41 39 35
PRECIP PROB (%) 0 0 40 70 30 30 5 5 30 30 70 70 40 40 10 10 10
PRECIP TYPE
6 HOUR QPF 0.00 0.06 0.04 0.01 0.01 0.04 0.01 0.00
12 HOUR QPF 0.06 0.05 0.05 0.01
LOW END QPF 0.04 0.00 0.01 0.00
HIGH END QPF 0.18 0.08 0.14 0.04
6 HOUR SNOW 0.0 0.2 0.4 0.1 0.1 0.5 0.1 0.0
12 HOUR SNOW 0.2 0.5 0.6 0.1
LOW END SNOW 0.1 0.0 0.0 0.0
HIGH END SNOW 0.9 1.0 1.6 0.5
SNOW LEVEL (KFT) 7.4 7.3 8.3 8.5 8.3 7.6 6.7 5.8 5.5 5.5 6.0 6.4 6.7 6.6 6.3 5.9 5.6
SNOW DENSITY (%) 8 9 14 14 12 9 7 6 6 6 7 8 9 10 8 8 8
..ABSORAKA MOUNTAINS ABOVE 6000FT NORTHEAST FACING
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV BK BK SC BK BK BK OV OV OV BK SC SC SC
CLOUD COVER (%) 50 50 60 75 65 65 50 50 60 60 75 75 70 65 40 45 35
TEMPERATURE 32 36 44 44 41 35 31 29 28 30 35 38 36 32 30 28 27
MAX/MIN TEMP 46 27 39 27
WIND DIR SW SW SW SW SW SW SW SW SW SW SW W W W SW SW SW
WIND (MPH) 12 10 11 11 11 11 13 17 20 21 23 21 19 14 12 12 11
WIND GUST (MPH) 31 27 35 34 34 31 36 42 50 54 55 51 48 37 32 31 31
PRECIP PROB (%) 0 0 30 60 40 50 10 10 30 30 70 70 40 40 10 10 5
PRECIP TYPE
6 HOUR QPF 0.00 0.05 0.02 0.01 0.01 0.03 0.02 0.00
12 HOUR QPF 0.05 0.03 0.04 0.02
LOW END QPF 0.02 0.00 0.01 0.00
HIGH END QPF 0.15 0.06 0.11 0.02
6 HOUR SNOW 0.0 0.2 0.2 0.1 0.1 0.3 0.2 0.0
12 HOUR SNOW 0.2 0.3 0.4 0.2
LOW END SNOW 0.1 0.0 0.0 0.0
HIGH END SNOW 0.5 0.4 0.8 0.2
SNOW LEVEL (KFT) 7.2 7.2 8.1 8.4 8.1 7.6 6.6 5.7 5.4 5.5 6.0 6.5 6.7 6.7 6.3 5.9 5.6
SNOW DENSITY (%) 14 16 20 20 16 14 11 10 8 8 10 11 11 12 10 10 10
..ABSORAKA MOUNTAINS ABOVE 6000FT WEST FACING
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV BK BK BK BK BK BK OV OV OV BK SC BK SC
CLOUD COVER (%) 50 40 60 75 60 60 55 55 65 65 75 75 70 65 50 55 50
TEMPERATURE 31 35 44 45 42 35 31 29 27 29 35 38 36 32 30 28 26
MAX/MIN TEMP 47 26 39 26
WIND DIR S S SW SW S SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 6 6 11 13 12 11 12 12 13 14 17 17 13 9 6 5 5
WIND GUST (MPH) 28 27 36 40 40 37 37 40 47 51 52 50 47 35 28 26 26
PRECIP PROB (%) 0 0 30 60 40 30 10 10 30 30 60 60 40 40 10 10 10
PRECIP TYPE S S S S S S S S S S S S
6 HOUR QPF 0.00 0.05 0.04 0.01 0.01 0.04 0.02 0.00
12 HOUR QPF 0.05 0.05 0.05 0.02
LOW END QPF 0.02 0.00 0.01 0.00
HIGH END QPF 0.15 0.10 0.13 0.04
6 HOUR SNOW 0.0 0.1 0.2 0.2 0.1 0.3 0.2 0.0
12 HOUR SNOW 0.1 0.4 0.4 0.2
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.4 1.0 1.1 0.5
SNOW LEVEL (KFT) 7.3 7.3 8.2 8.3 8.1 7.3 6.5 5.8 5.4 5.5 6.0 6.4 6.7 6.5 6.2 5.9 5.5
SNOW DENSITY (%) 12 14 20 25 20 12 9 7 7 7 8 11 11 12 9 9 9
..CRAZY MOUNTAINS
DATE SUNDAY 04/12/26 MONDAY 04/13/26
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 OV OV BK SC BK BK BK OV OV OV BK SC SC SC
CLOUD COVER (%) 35 40 65 85 80 65 50 50 60 60 80 80 75 70 50 45 50
TEMPERATURE 35 40 47 47 42 39 36 34 31 33 38 41 40 36 34 32 31
MAX/MIN TEMP 50 30 42 31
WIND DIR W W SW S S S SW SW SW W W W W W W W W
WIND (MPH) 12 9 11 11 11 11 12 13 19 24 26 24 21 17 16 14 14
WIND GUST (MPH) 31 26 32 31 32 29 32 35 47 52 54 50 47 41 37 36 36
PRECIP PROB (%) 0 0 10 80 70 40 20 10 40 40 70 70 40 40 10 10 5
PRECIP TYPE R R R R S S S S S S
6 HOUR QPF 0.00 0.10 0.06 0.03 0.11 0.05 0.04 0.00
12 HOUR QPF 0.10 0.09 0.16 0.04
LOW END QPF 0.03 0.00 0.00 0.00
HIGH END QPF 0.18 0.13 0.19 0.04
6 HOUR SNOW 0.0 0.1 0.1 0.3 1.3 0.3 0.2 0.0
12 HOUR SNOW 0.1 0.4 1.6 0.2
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.2 0.8 1.6 0.3
SNOW LEVEL (KFT) 7.2 7.1 7.6 8.3 8.2 7.7 7.1 6.1 5.6 5.6 6.1 6.6 6.7 6.7 6.2 5.8 5.5
SNOW DENSITY (%) 20 25 33 33 33 25 16 12 10 10 11 14 16 16 12 12 11
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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