963
FWUS45 KTFX 122201
AVGTFX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GREAT FALLS MT
400 PM MDT TUE MAY 12 2026
..GLACIER NATIONAL PARK/MARIAS PASS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER SC SC SC SC BK SC SC BK OV OV OV OV BK BK SC SC SC
CLOUD COVER (%) 45 50 50 35 60 35 50 65 85 90 90 85 70 65 45 35 30
TEMPERATURE 62 53 48 47 47 58 61 58 49 36 32 32 32 35 36 39 40
MIN/MAX TEMP 45 64 29 41
WIND DIR SW S S S S S SW SW SW SW SW SW SW SW SW W W
WIND (MPH) 9 5 6 6 6 9 24 26 29 36 36 36 34 36 35 35 36
WIND GUST (MPH) 27 52 55 69 81 87 87 81 77 77 74 74
PRECIP PROB (%) 0 0 0 0 0 0 20 50 70 60 90 70 50 50 10 10 0
PRECIP TYPE R R R S S S S S S S
6 HOUR QPF 0.00 0.00 0.00 0.04 0.13 0.15 0.02 0.01
12 HOUR QPF 0.00 0.04 0.28 0.03
LOW END QPF 0.00 0.03 0.07 0.00
HIGH END QPF 0.01 0.44 0.44 0.04
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.3 1.1 0.1 0.0
12 HOUR SNOW 0.0 0.0 1.4 0.1
LOW END SNOW 0.0 0.0 0.1 0.0
HIGH END SNOW 0.0 0.9 2.3 0.2
SNOW LEVEL (KFT) 9.2 9.3 10.1 10.9 11.2 11.0 10.7 10.6 9.1 6.9 6.3 6.2 5.8 5.6 5.9 6.2 6.3
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 20 14 14 14 12 12 12 14 16
..BOB MARSHALL/SCAPEGOAT WILDERNESS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER SC SC SC SC BK SC SC BK OV OV OV OV BK SC SC FW FW
CLOUD COVER (%) 35 45 35 35 60 45 45 70 75 85 80 75 60 50 30 15 10
TEMPERATURE 63 54 49 47 47 57 64 61 55 36 32 31 30 34 38 41 41
MIN/MAX TEMP 46 65 29 42
WIND DIR W S S S S SW SW SW W W W W W W W W W
WIND (MPH) 5 3 5 5 6 6 13 17 27 33 34 35 35 35 33 29 33
WIND GUST (MPH) 34 44 70 86 90 90 88 85 79 73 81
PRECIP PROB (%) 10 10 0 0 0 0 20 50 50 40 60 40 20 20 0 0 0
PRECIP TYPE R R R S S S S S
6 HOUR QPF 0.00 0.00 0.00 0.04 0.07 0.05 0.01 0.00
12 HOUR QPF 0.00 0.04 0.12 0.01
LOW END QPF 0.00 0.03 0.02 0.00
HIGH END QPF 0.01 0.34 0.21 0.01
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.2 0.4 0.1 0.0
12 HOUR SNOW 0.0 0.0 0.6 0.1
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.4 1.3 0.1
SNOW LEVEL (KFT) 9.8 10.0 10.8 11.4 11.6 11.1 11.0 11.3 10.0 6.9 6.4 6.2 5.8 5.7 6.0 6.3 6.4
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 20 12 12 12 11 11 12 16 20
..NEVADA MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER SC SC SC SC BK SC SC BK BK BK BK BK BK SC FW FW CL
CLOUD COVER (%) 30 40 45 45 55 45 45 65 65 50 60 65 65 45 15 5 5
TEMPERATURE 70 60 55 52 50 57 69 66 59 38 36 35 34 38 41 46 47
MIN/MAX TEMP 49 71 33 47
WIND DIR W E SE S S S SW W W W W W W W W W W
WIND (MPH) 6 3 3 4 5 6 10 17 29 33 33 34 32 34 32 27 32
WIND GUST (MPH) 37 63 71 73 72 72 71 63 54 61
PRECIP PROB (%) 10 10 0 0 0 0 20 50 40 20 10 0 5 5 0 0 0
PRECIP TYPE R R R R R S S
6 HOUR QPF 0.00 0.00 0.00 0.03 0.05 0.00 0.00 0.00
12 HOUR QPF 0.00 0.03 0.05 0.00
LOW END QPF 0.00 0.01 0.00 0.00
HIGH END QPF 0.01 0.24 0.07 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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.1 0.0
SNOW LEVEL (KFT) 10.2 10.5 11.1 11.5 11.7 11.4 11.3 11.6 10.9 7.2 6.4 6.2 5.8 5.7 6.2 6.7 6.8
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 33 20 16 14 12 14 20 33 50
..ELKHORN/BOULDER MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW SC SC SC SC SC SC BK BK BK SC BK SC FW CL CL FW
CLOUD COVER (%) 20 35 30 40 50 40 50 65 70 50 30 55 30 15 5 5 10
TEMPERATURE 69 59 53 49 48 58 70 68 61 36 35 34 33 39 45 49 49
MIN/MAX TEMP 48 72 33 51
WIND DIR NW E S S S S S SW W W W W W W W W W
WIND (MPH) 8 4 5 5 6 9 13 21 28 28 27 27 27 28 25 25 27
WIND GUST (MPH) 25 26 33 35 49 65 66 66 63 62 63 55 49 52
PRECIP PROB (%) 10 10 0 0 0 0 20 30 30 30 0 0 0 0 0 0 0
PRECIP TYPE T R R S
6 HOUR QPF 0.00 0.00 0.00 0.01 0.05 0.00 0.00 0.00
12 HOUR QPF 0.00 0.01 0.05 0.00
LOW END QPF 0.00 0.01 0.00 0.00
HIGH END QPF 0.01 0.19 0.06 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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 10.9 11.0 11.4 11.7 11.7 11.5 11.4 11.8 11.4 7.8 6.6 6.3 5.9 5.9 6.6 7.2 7.3
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 50 16 14 12 12 12 20 50 100
..BIG BELT MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW SC SC SC BK SC SC BK OV OV BK BK BK SC FW FW FW
CLOUD COVER (%) 20 35 50 40 70 40 50 65 75 70 60 65 55 30 10 5 10
TEMPERATURE 69 61 54 51 50 59 72 72 60 43 39 38 37 42 47 51 51
MIN/MAX TEMP 49 75 37 52
WIND DIR NW E SE SE SE S S SW W W SW SW SW W W W W
WIND (MPH) 5 5 9 10 10 10 13 21 27 28 27 27 27 31 29 27 28
WIND GUST (MPH) 28 36 50 65 71 73 71 73 78 70 59 62
PRECIP PROB (%) 5 5 0 0 0 0 20 30 40 50 0 5 5 5 0 0 0
PRECIP TYPE R R R R S
6 HOUR QPF 0.00 0.00 0.00 0.01 0.07 0.01 0.00 0.00
12 HOUR QPF 0.00 0.01 0.08 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.01 0.24 0.09 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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 10.1 10.4 10.9 11.4 11.6 11.6 11.4 11.7 11.4 8.3 6.6 6.3 6.0 5.9 6.4 7.0 7.0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 100 25 20 16 16 16 25 50 100
..LITTLE BELT MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW SC SC SC SC SC SC BK OV OV SC BK SC SC FW CL CL
CLOUD COVER (%) 20 35 40 50 50 35 35 55 80 80 50 70 50 30 10 5 5
TEMPERATURE 67 56 51 49 50 63 74 74 62 49 37 36 35 40 46 50 50
MIN/MAX TEMP 48 77 35 52
WIND DIR SW SE S S S S S S W W SW SW W W W W W
WIND (MPH) 8 8 10 9 10 10 13 17 20 25 27 29 31 33 31 27 27
WIND GUST (MPH) 27 27 29 26 32 35 37 51 62 70 66 71 70 59 52 58
PRECIP PROB (%) 0 0 0 0 0 0 20 30 40 50 0 10 20 20 0 0 0
PRECIP TYPE R R R R S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.05 0.02 0.04 0.00
12 HOUR QPF 0.00 0.00 0.07 0.04
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.21 0.08 0.05
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.1 0.2 0.0
12 HOUR SNOW 0.0 0.0 0.1 0.2
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.1 0.2
SNOW LEVEL (KFT) 10.0 10.0 10.4 11.0 11.4 11.6 11.4 11.8 11.6 9.8 6.8 6.3 6.0 6.0 6.5 6.9 7.0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 25 16 16 16 16 25 50 50
..HIGHWOOD MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW SC SC SC BK SC SC BK OV OV BK BK SC SC FW FW FW
CLOUD COVER (%) 20 30 35 40 50 40 45 55 90 90 60 60 30 30 10 10 5
TEMPERATURE 67 60 54 53 52 61 75 76 59 52 41 40 38 45 48 53 52
MIN/MAX TEMP 51 79 38 54
WIND DIR SE SE SE S S S S SW W W W W W W W W W
WIND (MPH) 8 12 9 8 6 8 10 14 24 34 35 39 41 43 39 34 34
WIND GUST (MPH) 49 63 69 67 71 72 62 52 54
PRECIP PROB (%) 0 0 0 0 0 0 20 30 40 80 0 0 20 20 0 0 0
PRECIP TYPE R R R R S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.14 0.02 0.05 0.00
12 HOUR QPF 0.00 0.00 0.16 0.05
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.32 0.19 0.06
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 0.0 0.0 0.0
SNOW LEVEL (KFT) 9.6 9.6 9.7 10.5 11.1 11.5 11.5 11.8 11.7 10.0 6.7 6.2 5.9 6.0 6.3 6.8 6.8
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 50 25 25 25 25 33 50 100
..SNOWY/JUDITH MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER SC SC SC SC SC BK SC SC OV OV SC SC FW FW FW FW FW
CLOUD COVER (%) 25 45 40 45 45 50 35 50 90 95 45 45 20 20 10 5 5
TEMPERATURE 66 57 53 51 51 65 75 79 69 60 46 42 42 48 53 57 56
MIN/MAX TEMP 47 81 41 58
WIND DIR SE SE S S S S S S SW W W W W W W W W
WIND (MPH) 10 11 12 10 10 14 17 17 16 25 25 27 31 34 31 27 31
WIND GUST (MPH) 29 29 27 29 36 35 37 44 61 63 61 65 69 61 56 59
PRECIP PROB (%) 0 0 0 0 0 0 10 20 30 50 0 0 10 10 0 0 0
PRECIP TYPE T R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.00 0.00 0.00
12 HOUR QPF 0.00 0.00 0.01 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.12 0.02 0.01
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 0.0 0.0 0.0
SNOW LEVEL (KFT) 9.7 9.9 9.7 10.1 10.9 11.5 11.5 11.7 11.9 11.4 8.0 6.4 6.1 6.3 6.6 7.1 7.1
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 50 50 33 50 100 100 0
..BEARS PAW MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER SC SC SC SC SC BK SC SC OV OV BK BK OV BK SC SC FW
CLOUD COVER (%) 30 50 45 45 45 65 40 45 90 90 65 60 95 60 45 45 20
TEMPERATURE 67 58 54 51 50 60 74 79 62 60 45 41 39 46 51 56 56
MIN/MAX TEMP 48 80 38 58
WIND DIR S SE SE SE SE SE SE SE W W W W W W W W W
WIND (MPH) 8 9 11 11 11 14 19 19 18 31 32 35 37 40 33 29 33
WIND GUST (MPH) 34 36 36 40 56 58 58 62 64 61 54 58
PRECIP PROB (%) 0 0 0 0 0 0 10 20 40 60 5 0 40 40 20 20 0
PRECIP TYPE T R R S R R R
6 HOUR QPF 0.00 0.00 0.00 0.01 0.08 0.02 0.07 0.00
12 HOUR QPF 0.00 0.01 0.10 0.07
LOW END QPF 0.00 0.01 0.00 0.00
HIGH END QPF 0.00 0.22 0.23 0.09
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 0.0 0.0 0.0
SNOW LEVEL (KFT) 8.6 8.8 9.0 9.1 10.0 10.9 11.4 11.5 11.8 11.0 7.4 6.2 6.1 6.1 6.5 6.8 6.7
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 100 50 33 33 33 50 100 100
..CASTLE/CRAZY MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW FW SC SC SC SC SC BK OV OV SC BK SC FW FW FW FW
CLOUD COVER (%) 20 25 45 40 45 45 50 60 75 75 35 60 45 25 10 10 10
TEMPERATURE 67 57 49 46 45 58 73 74 61 52 38 36 36 41 47 52 52
MIN/MAX TEMP 44 76 36 53
WIND DIR W E E SE SE SE S S SW W W SW W W W W W
WIND (MPH) 6 9 8 6 5 8 14 21 27 28 26 29 31 36 35 32 34
WIND GUST (MPH) 35 43 61 67 72 72 80 84 73 64 70
PRECIP PROB (%) 0 0 0 0 0 0 20 30 30 40 0 10 10 10 0 0 0
PRECIP TYPE R R R R S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.03 0.02 0.01 0.00
12 HOUR QPF 0.00 0.00 0.05 0.01
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.21 0.06 0.01
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0
12 HOUR SNOW 0.0 0.0 0.1 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.1 0.0
SNOW LEVEL (KFT) 10.2 10.4 10.9 11.2 11.5 11.5 11.5 11.9 11.7 10.4 7.1 6.4 6.1 6.2 6.7 7.3 7.4
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 33 16 14 14 14 25 100 100
..BRIDGER RANGE
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW FW SC SC BK SC BK BK OV OV FW BK SC FW FW FW FW
CLOUD COVER (%) 5 20 45 30 55 35 50 60 80 70 20 60 35 15 5 10 15
TEMPERATURE 69 58 52 48 47 60 74 73 60 51 38 38 38 43 48 53 53
MIN/MAX TEMP 46 76 37 55
WIND DIR W SE SE SE SE SE S SW SW W W W W W W W W
WIND (MPH) 4 9 11 10 9 9 13 24 24 28 27 27 28 33 31 29 29
WIND GUST (MPH) 34 33 31 39 51 58 63 65 64 65 70 58 55 55
PRECIP PROB (%) 5 5 0 0 0 0 10 20 50 40 0 0 10 10 0 0 0
PRECIP TYPE R T R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.03 0.02 0.00 0.00
12 HOUR QPF 0.00 0.00 0.05 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.01 0.28 0.07 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0
12 HOUR SNOW 0.0 0.0 0.1 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.1 0.0
SNOW LEVEL (KFT) 10.4 10.8 11.2 11.6 11.7 11.6 11.6 11.8 11.8 10.3 7.0 6.4 6.1 6.2 6.8 7.5 7.7
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 33 20 16 14 16 33 100 0
..MADISON RANGE/SPANISH PEAKS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW SC FW SC SC FW SC SC OV OV FW BK FW FW CL FW SC
CLOUD COVER (%) 15 40 20 35 25 20 30 45 70 70 25 55 15 5 5 5 25
TEMPERATURE 67 57 51 49 48 58 68 67 51 40 32 32 31 38 46 51 52
MIN/MAX TEMP 47 69 30 53
WIND DIR W S S S S S S SW SW W W SW SW SW SW W W
WIND (MPH) 8 5 8 9 10 11 19 24 23 21 16 16 18 23 23 25 25
WIND GUST (MPH) 28 32 35 55 61 59 51 43 42 43 48 48 49 50
PRECIP PROB (%) 5 5 0 0 0 0 10 20 40 20 0 0 0 0 0 0 0
PRECIP TYPE T R S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.02 0.00 0.00 0.00
12 HOUR QPF 0.00 0.00 0.02 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.19 0.03 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
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) 11.2 11.4 11.7 11.7 11.7 11.4 11.6 11.8 11.6 10.2 7.3 6.6 6.2 6.4 7.2 8.0 8.4
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 25 12 11 10 12 20 50 100
..GALLATIN RANGE/HYALITE MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER CL SC SC SC SC SC SC SC OV OV SC BK FW FW FW FW SC
CLOUD COVER (%) 5 30 30 30 40 30 30 40 70 80 25 60 15 10 5 10 25
TEMPERATURE 67 56 50 47 46 58 71 70 53 41 33 32 33 40 48 53 53
MIN/MAX TEMP 46 72 31 54
WIND DIR NW SE S S S S S SW SW W W SW SW SW W W W
WIND (MPH) 6 5 6 8 10 11 17 21 21 19 17 17 18 23 23 25 26
WIND GUST (MPH) 29 48 56 56 50 43 41 41 48 48 49 50
PRECIP PROB (%) 5 5 0 0 0 0 5 10 40 40 0 0 0 0 0 0 0
PRECIP TYPE R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.02 0.00 0.00 0.00
12 HOUR QPF 0.00 0.00 0.02 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.18 0.03 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
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) 11.0 11.2 11.5 11.7 11.7 11.5 11.6 11.8 11.7 10.3 7.5 6.5 6.2 6.4 7.0 7.8 8.2
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 25 14 12 11 14 25 100 100
..LIONHEAD RANGE
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER CL FW FW SC FW FW SC BK OV BK SC FW FW CL CL FW FW
CLOUD COVER (%) 5 20 10 35 25 25 30 50 70 55 30 20 10 5 5 10 25
TEMPERATURE 73 59 50 46 43 57 72 72 50 50 37 34 30 40 49 56 57
MIN/MAX TEMP 43 75 29 58
WIND DIR SW S SE E SE S SW SW SW SW W SW SW SW SW SW SW
WIND (MPH) 8 5 5 5 5 4 17 20 20 18 11 12 16 21 19 19 18
WIND GUST (MPH) 41 44 48 42 29 39 37 37 36
PRECIP PROB (%) 0 0 0 0 5 0 10 20 30 20 0 0 0 0 0 0 0
PRECIP TYPE T R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12 HOUR QPF 0.00 0.00 0.00 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.12 0.01 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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 11.5 11.5 11.8 11.7 11.5 11.5 11.6 11.8 11.7 10.7 7.8 6.7 6.3 6.7 7.5 8.2 8.6
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 100 25 16 14 16 33 0 0
..TOBACCO ROOT MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW SC SC SC SC SC SC BK OV SC SC BK FW FW CL FW FW
CLOUD COVER (%) 15 40 35 50 50 35 45 60 75 45 25 55 25 10 5 5 15
TEMPERATURE 66 57 52 50 49 59 68 66 55 36 33 33 32 39 45 51 50
MIN/MAX TEMP 48 69 32 51
WIND DIR W E S S SW S S SW SW W SW SW SW SW W W W
WIND (MPH) 8 5 6 6 8 8 20 26 28 28 23 24 25 28 26 28 29
WIND GUST (MPH) 26 55 59 64 59 56 56 55 56 51 51 54
PRECIP PROB (%) 10 10 0 0 0 0 20 40 40 20 0 0 0 0 0 0 0
PRECIP TYPE R R R R S
6 HOUR QPF 0.00 0.00 0.00 0.01 0.04 0.00 0.00 0.00
12 HOUR QPF 0.00 0.01 0.04 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.22 0.05 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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.2 0.1 0.0
SNOW LEVEL (KFT) 11.1 11.3 11.6 11.7 11.6 11.5 11.6 11.7 11.4 8.6 6.9 6.4 6.0 6.1 6.9 7.7 8.0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 100 16 12 11 11 11 20 50 100
..SNOWCREST/GRAVELLY/RUBY/BLACKTAIL RANGES
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW BK FW SC SC FW SC SC BK SC FW BK FW CL CL FW FW
CLOUD COVER (%) 15 50 20 35 35 25 40 50 65 40 20 55 10 5 5 5 20
TEMPERATURE 71 60 54 51 50 61 70 69 58 39 36 35 33 41 50 56 56
MIN/MAX TEMP 50 71 32 57
WIND DIR W S SE SE S S S SW SW W W SW SW SW SW W W
WIND (MPH) 10 8 9 9 10 14 26 31 28 25 16 13 13 20 23 26 25
WIND GUST (MPH) 26 28 34 56 59 59 52 40 37 36 47 43 43 46
PRECIP PROB (%) 10 10 0 0 0 0 10 20 30 10 0 0 0 0 0 0 0
PRECIP TYPE R T R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12 HOUR QPF 0.00 0.00 0.00 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.01 0.14 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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 11.5 11.8 11.8 11.8 11.7 11.4 11.5 11.6 11.5 9.0 7.1 6.5 6.0 6.3 7.2 8.0 8.4
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 25 14 12 11 14 33 100 0
..CENTENNIAL MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW SC FW SC FW FW SC SC BK BK FW SC FW CL CL FW FW
CLOUD COVER (%) 10 40 10 30 20 20 50 45 60 50 25 50 10 5 5 5 20
TEMPERATURE 69 60 54 50 48 59 67 67 53 44 36 35 30 41 48 55 56
MIN/MAX TEMP 48 70 29 56
WIND DIR SW S SE SE SE S S SW SW W NW W SW SW SW SW W
WIND (MPH) 12 9 10 10 10 12 21 26 26 25 18 13 13 20 21 23 24
WIND GUST (MPH) 44 55 54 46 42
PRECIP PROB (%) 5 0 0 0 10 0 10 20 20 5 0 0 0 0 0 0 0
PRECIP TYPE T R
6 HOUR QPF 0.00 0.00 0.00 0.01 0.00 0.00 0.00 0.00
12 HOUR QPF 0.00 0.01 0.00 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.13 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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 11.6 11.8 11.9 11.8 11.6 11.4 11.4 11.7 11.5 10.1 7.3 6.6 6.1 6.6 7.5 8.2 8.7
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 50 16 14 12 16 33 100 0
..ANACONDA/HIGHLAND RANGES
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW SC SC BK SC SC SC BK BK SC BK BK SC FW CL FW FW
CLOUD COVER (%) 20 50 30 50 50 45 50 65 60 45 55 65 45 15 5 10 10
TEMPERATURE 70 60 53 50 48 57 65 63 54 33 33 32 31 37 44 49 49
MIN/MAX TEMP 48 67 31 50
WIND DIR NW E E SE S S SW SW W W W W W W W W W
WIND (MPH) 5 3 6 6 5 6 16 21 23 24 21 23 23 24 20 23 24
WIND GUST (MPH) 40 55 59 55 52 50 50 52 44 46 49
PRECIP PROB (%) 5 10 0 0 0 5 20 40 30 10 20 20 0 0 0 0 0
PRECIP TYPE R R T T R S S S
6 HOUR QPF 0.00 0.00 0.00 0.01 0.02 0.01 0.00 0.00
12 HOUR QPF 0.00 0.01 0.03 0.00
LOW END QPF 0.00 0.01 0.00 0.00
HIGH END QPF 0.02 0.22 0.07 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.1 0.1 0.0 0.0
12 HOUR SNOW 0.0 0.0 0.2 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.2 0.4 0.0
SNOW LEVEL (KFT) 11.4 11.6 11.8 11.8 11.7 11.3 11.4 11.5 10.2 7.3 6.7 6.3 5.9 5.8 6.6 7.4 7.7
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 20 12 11 10 10 11 20 50 100
..PIONEER MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER SC BK SC SC SC SC SC BK BK SC BK BK SC FW CL FW FW
CLOUD COVER (%) 40 50 25 45 40 35 50 65 60 50 50 65 40 10 5 5 15
TEMPERATURE 70 60 53 51 49 58 66 64 54 33 32 32 30 36 44 49 49
MIN/MAX TEMP 48 67 30 51
WIND DIR W SE SE S S S SW SW W W W W W W W W W
WIND (MPH) 8 3 5 5 6 8 19 24 25 27 25 24 24 26 25 25 26
WIND GUST (MPH) 27 54 65 70 71 69 65 66 67 58 54 57
PRECIP PROB (%) 20 20 0 0 0 0 20 40 30 20 5 10 0 0 0 0 0
PRECIP TYPE R R T R R S S
6 HOUR QPF 0.00 0.00 0.00 0.01 0.02 0.00 0.00 0.00
12 HOUR QPF 0.00 0.01 0.02 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.02 0.17 0.03 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
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) 11.4 11.7 11.9 11.8 11.7 11.4 11.6 11.5 10.9 7.6 6.7 6.3 5.9 5.9 6.7 7.6 8.0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 25 12 10 10 9 11 20 50 100
..BEAVERHEAD/TENDOY MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER SC SC FW SC SC SC SC BK SC SC SC BK FW FW CL CL FW
CLOUD COVER (%) 40 45 25 35 45 35 45 50 40 30 25 55 25 10 5 5 10
TEMPERATURE 69 59 54 51 50 60 67 65 53 36 34 33 31 39 47 53 52
MIN/MAX TEMP 49 67 30 54
WIND DIR SW S S S S S S SW W W W W SW W W W W
WIND (MPH) 11 6 9 10 11 13 26 28 27 27 19 16 16 21 23 25 26
WIND GUST (MPH) 26 29 32 39 63 66 64 62 49 46 42 49 47 44 50
PRECIP PROB (%) 20 10 0 0 0 0 20 30 20 5 0 0 0 0 0 0 0
PRECIP TYPE R R T R R S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.00 0.00 0.00
12 HOUR QPF 0.00 0.00 0.01 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.02 0.14 0.02 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
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) 11.8 12.0 11.9 11.9 11.6 11.4 11.5 11.5 10.8 7.9 6.9 6.4 5.9 6.1 7.0 7.9 8.2
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 33 14 12 10 10 12 25 100 100
..ABSORAKA-BEARTOOTH/COOKE CITY MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER CL FW FW FW SC FW SC BK BK BK BK FW FW FW CL FW FW
CLOUD COVER (%) 5 15 20 20 25 15 25 55 55 60 55 20 20 10 5 15 25
TEMPERATURE 57 45 40 38 37 50 61 61 47 43 32 27 27 33 40 46 45
MIN/MAX TEMP 37 63 29 47
WIND DIR NW S SE SE S S S SW SW SW W SW SW SW W W W
WIND (MPH) 6 4 8 8 8 6 17 21 24 19 17 16 19 25 28 29 26
WIND GUST (MPH) 40 46 49 44 40 37 43 51 49 48 48
PRECIP PROB (%) 0 0 0 0 0 0 10 30 30 30 0 0 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
12 HOUR QPF 0.00 0.00 0.00 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.11 0.03 0.01
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) 11.1 11.1 11.4 11.5 11.4 11.3 11.8 12.1 11.8 11.3 8.8 6.7 6.4 6.7 7.5 8.2 8.6
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 33 12 9 9 10 16 50 50
..ABSORAKA MOUNTAINS ABOVE 6000FT NORTHEAST FACING
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW SC SC FW SC SC SC SC BK BK SC SC FW FW CL FW FW
CLOUD COVER (%) 10 35 30 20 40 30 30 40 55 65 30 30 20 10 5 5 10
TEMPERATURE 58 49 45 45 45 58 66 66 52 48 37 33 32 39 45 50 49
MIN/MAX TEMP 43 68 35 51
WIND DIR N SW SW SW SW SW S SW SW SW W SW SW SW W W W
WIND (MPH) 8 6 10 10 11 9 17 26 28 24 21 24 29 34 36 37 35
WIND GUST (MPH) 26 25 29 44 56 75 63 64 62 71 82 77 75 75
PRECIP PROB (%) 0 0 0 0 0 0 5 10 30 30 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.01 0.00 0.00
12 HOUR QPF 0.00 0.00 0.02 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.11 0.02 0.01
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 0.0 0.1 0.0
SNOW LEVEL (KFT) 10.9 11.0 11.3 11.5 11.5 11.5 11.7 12.0 11.8 11.1 8.8 6.8 6.3 6.6 7.3 8.0 8.4
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 50 16 14 12 14 25 50 50
..ABSORAKA MOUNTAINS ABOVE 6000FT WEST FACING
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER CL FW FW SC SC FW FW SC BK BK SC SC FW FW CL FW FW
CLOUD COVER (%) 5 25 15 25 30 20 25 50 65 65 35 35 10 5 5 10 25
TEMPERATURE 67 55 48 45 43 56 69 69 51 45 34 31 30 39 47 52 53
MIN/MAX TEMP 43 71 32 54
WIND DIR W S S S S S S SW SW W W SW SW SW W W W
WIND (MPH) 8 4 6 6 8 8 17 23 21 20 16 16 18 24 25 26 26
WIND GUST (MPH) 31 24 28 32 35 55 61 66 58 56 55 67 79 75 74 73
PRECIP PROB (%) 0 0 0 0 0 0 10 20 30 20 0 0 0 0 0 0 0
PRECIP TYPE T R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.00 0.00 0.00
12 HOUR QPF 0.00 0.00 0.01 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.13 0.02 0.01
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 0.0 0.0 0.0
SNOW LEVEL (KFT) 11.2 11.3 11.5 11.6 11.6 11.4 11.7 11.9 11.8 10.9 8.1 6.7 6.3 6.6 7.4 8.1 8.5
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 50 16 12 11 14 25 100 100
..CRAZY MOUNTAINS
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
TIME (LT) 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
6P 9P 12 3A 6A 9A 12 3P 6P 9P 12 3A 6A 9A 12 3P 6P
CLOUD COVER FW SC SC SC BK SC SC BK OV BK SC BK SC FW FW FW FW
CLOUD COVER (%) 5 30 50 40 50 40 45 65 75 65 30 60 40 15 5 10 5
TEMPERATURE 62 52 46 45 47 59 69 70 57 51 36 35 35 40 44 50 50
MIN/MAX TEMP 44 72 36 51
WIND DIR SW SE S S SW S S S SW W W W W W W W W
WIND (MPH) 9 10 8 5 5 6 14 23 29 36 34 37 41 46 43 40 44
WIND GUST (MPH) 27 36 49 67 81 84 85 94 96 86 73 77
PRECIP PROB (%) 0 0 0 0 0 0 10 30 40 40 0 30 5 5 0 0 0
PRECIP TYPE T R R S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.03 0.00 0.00
12 HOUR QPF 0.00 0.00 0.04 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.19 0.05 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.2 0.0 0.0
12 HOUR SNOW 0.0 0.0 0.2 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.2 0.0
SNOW LEVEL (KFT) 10.3 10.5 11.0 11.3 11.6 11.5 11.5 11.9 11.8 11.0 7.3 6.4 6.1 6.2 6.7 7.5 7.6
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 25 14 12 12 14 20 50 100
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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