520
FWUS45 KTFX 251001
AVGTFX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GREAT FALLS MT
400 AM MDT MON MAY 25 2026
..GLACIER NATIONAL PARK/MARIAS PASS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 FW SC OV OV SC BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 15 20 30 15 35 85 70 50 70 70 75 75 90 90 80 80 80
TEMPERATURE 44 53 60 65 65 58 54 51 49 55 61 63 59 55 52 50 50
MAX/MIN TEMP 66 49 64 48
WIND DIR SW SW SW SW S S S SW SW NE E SW W W NW NW N
WIND (MPH) 13 14 14 16 11 6 6 6 6 6 9 9 9 9 9 10 11
WIND GUST (MPH) 34 34 34 26 29 31
PRECIP PROB (%) 0 0 0 0 20 40 5 0 10 10 10 40 80 80 60 60 60
PRECIP TYPE R R T T R R R R R
6 HOUR QPF 0.00 0.00 0.02 0.00 0.00 0.07 0.18 0.09
12 HOUR QPF 0.00 0.02 0.07 0.27
LOW END QPF 0.00 0.00 0.04 0.01
HIGH END QPF 0.01 0.04 0.52 0.40
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) 8.4 8.6 9.5 10.5 11.0 11.0 11.1 11.0 11.0 11.0 11.3 11.5 11.8 11.6 11.7 11.7 11.6
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..BOB MARSHALL/SCAPEGOAT WILDERNESS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 FW FW BK OV SC SC SC BK OV OV OV OV OV OV OV
CLOUD COVER (%) 5 5 20 15 65 80 50 35 45 70 85 90 85 85 80 70 75
TEMPERATURE 42 53 63 67 65 55 52 49 47 56 63 64 59 52 49 48 46
MAX/MIN TEMP 68 47 66 46
WIND DIR SW SW SW S S S S S SW E SE SE W W NW NW NW
WIND (MPH) 9 8 10 10 9 6 5 5 4 5 8 8 6 6 6 5 5
WIND GUST (MPH) 25 29 28 25 26 25 27
PRECIP PROB (%) 0 0 10 10 30 40 5 0 10 10 10 30 80 80 50 50 40
PRECIP TYPE R T R R T T R R R R R
6 HOUR QPF 0.00 0.01 0.03 0.00 0.00 0.05 0.15 0.03
12 HOUR QPF 0.01 0.03 0.05 0.18
LOW END QPF 0.00 0.00 0.04 0.00
HIGH END QPF 0.04 0.04 0.31 0.24
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) 8.9 9.1 9.9 10.9 11.3 11.3 11.3 11.2 11.0 11.1 11.3 11.6 11.7 11.7 11.6 11.5 11.5
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..NEVADA MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL FW FW FW OV OV BK SC BK OV OV OV OV OV OV BK OV
CLOUD COVER (%) 5 10 10 25 80 80 60 25 55 80 85 90 85 80 80 70 70
TEMPERATURE 46 56 67 72 68 60 56 53 51 57 66 68 63 57 54 51 50
MAX/MIN TEMP 73 50 70 48
WIND DIR SW SW S S S S SE S S SE SE SE E W W NW NW
WIND (MPH) 5 5 8 8 9 4 5 4 4 5 8 9 8 6 5 5 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 10 10 30 30 0 0 10 10 10 40 70 70 40 40 20
PRECIP TYPE R R R T R R R R R
6 HOUR QPF 0.00 0.01 0.02 0.00 0.00 0.03 0.10 0.01
12 HOUR QPF 0.01 0.02 0.03 0.11
LOW END QPF 0.00 0.00 0.03 0.00
HIGH END QPF 0.05 0.03 0.31 0.14
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) 9.4 9.2 9.9 11.1 11.4 11.5 11.4 11.1 11.1 11.1 11.3 11.7 11.7 11.7 11.5 11.4 11.3
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..ELKHORN/BOULDER MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL FW SC OV OV SC SC BK OV OV OV OV OV BK BK BK
CLOUD COVER (%) 5 5 15 50 80 80 45 25 60 85 85 85 75 80 65 60 65
TEMPERATURE 44 56 67 70 66 57 53 50 47 57 66 67 61 53 49 47 45
MAX/MIN TEMP 71 47 69 45
WIND DIR SW S S S S S SE S SE SE SE SE SE SE W NW NW
WIND (MPH) 5 6 9 11 12 8 6 6 5 9 12 12 9 6 5 5 5
WIND GUST (MPH) 28 32 26 26 24 31 32
PRECIP PROB (%) 0 0 10 10 30 40 0 0 10 10 10 30 60 60 20 20 10
PRECIP TYPE R T R R T T R R R R R
6 HOUR QPF 0.00 0.01 0.02 0.00 0.00 0.03 0.09 0.01
12 HOUR QPF 0.01 0.02 0.03 0.10
LOW END QPF 0.00 0.00 0.02 0.00
HIGH END QPF 0.05 0.02 0.29 0.12
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 9.4 10.4 11.2 11.7 11.6 11.4 11.1 11.0 11.2 11.4 11.7 11.7 11.6 11.5 11.3 11.1
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..BIG BELT MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL CL CL FW BK OV BK SC BK OV OV OV OV OV OV BK OV
CLOUD COVER (%) 5 5 5 15 55 90 55 25 55 80 85 85 85 80 70 65 70
TEMPERATURE 48 57 68 72 72 63 58 55 53 62 71 72 67 60 56 53 51
MAX/MIN TEMP 73 52 74 50
WIND DIR S S SW S S S SE SE SE SE S SE SE S W NW NW
WIND (MPH) 5 6 9 8 11 9 9 9 8 8 10 11 9 6 6 5 4
WIND GUST (MPH) 25 29 27 29 31
PRECIP PROB (%) 0 0 5 5 20 30 0 0 10 10 30 50 60 60 30 30 20
PRECIP TYPE T R R R R R R R R
6 HOUR QPF 0.00 0.00 0.02 0.00 0.00 0.04 0.10 0.01
12 HOUR QPF 0.00 0.02 0.04 0.11
LOW END QPF 0.00 0.00 0.03 0.00
HIGH END QPF 0.00 0.02 0.19 0.15
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) 9.9 9.6 9.7 10.8 11.4 11.5 11.5 11.2 11.1 11.2 11.5 12.0 12.1 11.9 11.8 11.6 11.4
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..LITTLE BELT MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL CL CL FW SC OV OV SC BK OV OV OV OV OV BK BK BK
CLOUD COVER (%) 5 0 5 10 45 75 80 30 65 70 80 75 85 80 65 60 55
TEMPERATURE 47 60 69 72 72 62 57 54 54 65 73 75 71 61 56 52 51
MAX/MIN TEMP 74 52 76 50
WIND DIR SW S SW SW S S S S S SE SE SE SE SE W W W
WIND (MPH) 5 4 9 8 9 9 9 8 6 8 11 12 10 6 4 3 3
WIND GUST (MPH) 24 28 31 28
PRECIP PROB (%) 0 0 5 5 10 20 5 0 5 5 10 30 60 60 20 20 30
PRECIP TYPE R R R R R R R R
6 HOUR QPF 0.00 0.00 0.02 0.00 0.00 0.00 0.07 0.01
12 HOUR QPF 0.00 0.02 0.00 0.08
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.02 0.02 0.17 0.12
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) 10.0 10.0 10.2 10.7 11.2 11.6 11.4 11.2 11.1 11.3 11.6 11.9 12.3 12.2 12.1 12.0 11.9
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..HIGHWOOD MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL CL CL FW OV OV SC BK BK OV BK OV OV BK BK BK
CLOUD COVER (%) 10 0 0 5 15 75 80 35 55 60 85 65 100 80 65 65 55
TEMPERATURE 51 63 71 75 75 67 63 60 58 67 75 78 74 66 61 57 55
MAX/MIN TEMP 76 58 78 55
WIND DIR SW SW SW S E S SW S S SE E SE SE S SW W W
WIND (MPH) 9 6 6 6 10 12 10 9 6 6 11 14 13 11 9 8 9
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 10 5 5 5 5 5 10 20 60 60 20 20 20
PRECIP TYPE T R R R R R
6 HOUR QPF 0.00 0.00 0.01 0.00 0.00 0.00 0.11 0.01
12 HOUR QPF 0.00 0.01 0.00 0.12
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.01 0.23 0.16
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 9.8 10.2 10.6 11.1 11.5 11.3 11.2 11.2 11.1 11.6 12.0 12.5 12.3 12.3 12.1 12.0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..SNOWY/JUDITH MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL CL FW FW OV OV SC OV BK BK BK BK OV OV BK BK
CLOUD COVER (%) 10 5 5 10 20 70 75 30 70 70 50 55 70 80 75 60 50
TEMPERATURE 50 66 75 78 77 66 62 59 56 70 79 82 78 68 62 59 55
MAX/MIN TEMP 79 55 82 55
WIND DIR SW S S S SE S S S S SE SE SE SE SE S S SW
WIND (MPH) 4 3 8 9 9 10 9 8 6 8 11 14 12 9 8 5 4
WIND GUST (MPH) 26 26 31 33 33 29 26
PRECIP PROB (%) 0 0 0 0 5 10 0 0 0 0 0 20 50 50 5 5 10
PRECIP TYPE R T T R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.05 0.00
12 HOUR QPF 0.00 0.00 0.00 0.05
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.00 0.13 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) 10.2 10.4 10.5 11.0 11.4 11.6 11.4 11.2 11.1 11.4 11.7 12.1 12.6 12.6 12.4 12.2 12.1
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..BEARS PAW MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL CL FW SC BK BK SC SC SC SC BK OV OV BK BK
CLOUD COVER (%) 20 10 0 5 10 40 70 55 45 45 40 35 65 75 75 60 55
TEMPERATURE 51 66 74 79 78 68 64 61 60 72 82 84 81 71 66 61 59
MAX/MIN TEMP 80 59 85 59
WIND DIR SW SW SW SW SE SE S SE SE SE SE SE SE E E E E
WIND (MPH) 5 8 10 9 9 9 10 9 9 10 13 16 16 16 13 8 5
WIND GUST (MPH) 34
PRECIP PROB (%) 0 0 0 0 0 0 5 0 0 0 5 10 40 40 5 5 5
PRECIP TYPE R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.10 0.00
12 HOUR QPF 0.00 0.00 0.00 0.10
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.00 0.00 0.19 0.12
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) 8.5 9.1 9.7 10.1 10.9 11.1 11.4 11.4 11.3 11.2 11.4 11.9 12.4 12.4 12.5 12.4 12.2
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..CASTLE/CRAZY MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL CL CL FW BK OV BK FW SC OV OV OV OV OV OV BK BK
CLOUD COVER (%) 5 0 5 20 60 80 55 15 50 75 75 80 95 75 70 65 60
TEMPERATURE 46 58 68 72 71 61 56 52 51 62 71 73 68 59 55 51 50
MAX/MIN TEMP 73 51 74 49
WIND DIR S SW SW SW S S S S SE SE SE SE SE SE N NW NW
WIND (MPH) 4 6 10 10 10 9 8 6 6 8 12 13 11 6 6 5 4
WIND GUST (MPH) 27 32 34 31
PRECIP PROB (%) 0 0 5 5 20 30 0 0 5 5 20 50 60 60 10 10 20
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.01 0.00 0.00 0.01 0.08 0.01
12 HOUR QPF 0.00 0.01 0.01 0.09
LOW END QPF 0.00 0.00 0.01 0.00
HIGH END QPF 0.01 0.01 0.17 0.11
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) 10.4 10.1 10.3 10.9 11.6 11.7 11.4 11.2 11.1 11.4 11.7 12.1 12.4 12.1 12.0 11.8 11.7
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..BRIDGER RANGE
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL CL FW SC BK OV SC FW BK OV OV OV OV OV OV BK BK
CLOUD COVER (%) 5 5 10 35 60 80 35 15 60 90 85 85 85 75 70 65 60
TEMPERATURE 46 57 68 71 70 59 55 52 50 61 70 71 64 56 53 50 48
MAX/MIN TEMP 72 50 72 48
WIND DIR S SW SW SW SE SE SE SE SE SE S SE SE SW S N NW
WIND (MPH) 4 5 8 8 9 8 9 9 9 9 10 10 6 4 3 3 3
WIND GUST (MPH) 26 27 28 26 26 27 27
PRECIP PROB (%) 0 0 5 5 30 30 0 0 10 10 20 60 50 50 10 10 10
PRECIP TYPE R R T R R R
6 HOUR QPF 0.00 0.00 0.02 0.00 0.00 0.04 0.08 0.01
12 HOUR QPF 0.00 0.02 0.04 0.09
LOW END QPF 0.00 0.00 0.03 0.00
HIGH END QPF 0.02 0.02 0.23 0.11
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) 10.4 10.0 10.2 11.1 11.8 11.7 11.4 11.1 11.1 11.3 11.7 12.1 12.1 11.9 11.8 11.5 11.4
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..MADISON RANGE/SPANISH PEAKS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 SC BK SC SC FW BK OV OV OV BK OV BK BK BK
CLOUD COVER (%) 5 10 30 35 55 45 30 20 65 70 80 80 65 70 65 50 55
TEMPERATURE 41 52 63 65 63 55 49 46 45 55 62 62 57 51 47 44 42
MAX/MIN TEMP 66 44 64 42
WIND DIR S SW SW S S S S S SE S S SE SE E SE SE SE
WIND (MPH) 8 8 10 12 13 10 11 10 9 10 12 10 8 5 5 4 4
WIND GUST (MPH) 32 27 29 29 28 34 34 29
PRECIP PROB (%) 0 0 10 10 10 10 0 0 10 10 30 60 40 40 5 5 10
PRECIP TYPE R T T T R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.09 0.04 0.00
12 HOUR QPF 0.00 0.00 0.09 0.04
LOW END QPF 0.00 0.00 0.05 0.00
HIGH END QPF 0.03 0.01 0.29 0.08
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) 10.3 10.2 11.1 11.7 11.9 11.6 11.4 11.1 11.2 11.5 11.7 12.0 12.0 11.5 11.3 11.1 11.1
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..GALLATIN RANGE/HYALITE MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 BK BK SC SC FW OV BK OV OV OV OV BK BK BK
CLOUD COVER (%) 5 5 35 50 60 35 35 25 75 70 85 85 75 75 65 60 60
TEMPERATURE 42 53 66 68 65 56 50 47 45 55 66 66 59 53 48 45 43
MAX/MIN TEMP 69 45 68 43
WIND DIR S SW SW SW S S S S S S S SE S SE S S S
WIND (MPH) 8 8 9 10 10 9 11 10 9 9 10 10 8 4 3 3 3
WIND GUST (MPH) 28 26 27
PRECIP PROB (%) 0 0 20 20 10 10 0 0 10 10 60 70 60 60 10 10 10
PRECIP TYPE R T T R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.10 0.04 0.01
12 HOUR QPF 0.00 0.00 0.10 0.05
LOW END QPF 0.00 0.00 0.07 0.00
HIGH END QPF 0.06 0.01 0.29 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) 10.5 10.2 11.0 11.7 12.0 11.6 11.3 11.0 11.2 11.5 11.9 12.2 12.2 11.7 11.5 11.2 11.2
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..LIONHEAD RANGE
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 SC BK SC SC SC BK OV OV OV OV OV BK BK BK
CLOUD COVER (%) 10 15 50 30 65 45 30 30 60 75 75 80 70 70 65 55 55
TEMPERATURE 38 53 69 70 67 56 49 44 41 56 66 66 61 53 47 43 40
MAX/MIN TEMP 72 40 69 39
WIND DIR S SW SW S S SE SE SE SE S S S SE E E E E
WIND (MPH) 4 4 9 12 10 8 6 6 5 6 9 5 4 4 5 4 4
WIND GUST (MPH) 24 26
PRECIP PROB (%) 0 0 0 10 5 5 0 0 10 10 40 70 40 40 5 5 5
PRECIP TYPE T R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.05 0.02 0.00
12 HOUR QPF 0.00 0.00 0.05 0.02
LOW END QPF 0.00 0.00 0.04 0.00
HIGH END QPF 0.02 0.02 0.27 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 0.0 0.0 0.0
SNOW LEVEL (KFT) 10.5 10.3 11.2 11.8 11.7 11.6 11.3 11.0 11.3 11.5 11.8 11.9 11.9 11.5 11.2 11.0 11.1
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..TOBACCO ROOT MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL SC BK BK BK SC SC OV OV OV OV OV OV BK BK BK
CLOUD COVER (%) 5 5 45 65 60 55 30 30 75 85 85 75 70 80 65 55 60
TEMPERATURE 43 54 64 66 62 53 51 48 47 57 63 63 58 50 47 45 43
MAX/MIN TEMP 66 46 64 43
WIND DIR SW SW SW SW SW SE S S S S S SE SE E SE N NW
WIND (MPH) 5 6 9 12 13 9 11 11 9 10 13 12 10 6 5 4 3
WIND GUST (MPH) 26 29 29 26 39 39 35
PRECIP PROB (%) 0 0 20 40 30 30 0 0 10 10 30 50 50 50 5 5 10
PRECIP TYPE R R R R R T R R R
6 HOUR QPF 0.00 0.01 0.01 0.00 0.00 0.02 0.06 0.00
12 HOUR QPF 0.01 0.01 0.02 0.06
LOW END QPF 0.00 0.00 0.02 0.00
HIGH END QPF 0.05 0.02 0.28 0.07
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) 9.8 9.7 10.8 11.6 11.8 11.7 11.4 11.1 11.1 11.3 11.6 11.8 11.7 11.4 11.3 11.1 11.1
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..SNOWCREST/GRAVELLY/RUBY/BLACKTAIL RANGES
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 SC BK BK SC FW BK OV OV OV BK BK BK SC BK
CLOUD COVER (%) 5 15 35 30 55 55 35 15 65 70 70 75 55 65 60 50 50
TEMPERATURE 43 55 67 68 66 56 52 49 47 58 64 64 60 53 48 45 43
MAX/MIN TEMP 69 46 66 42
WIND DIR S S S S S SE SE SE SE S S S SE E E SE SE
WIND (MPH) 6 6 13 18 17 13 14 12 12 20 23 18 13 8 5 4 4
WIND GUST (MPH) 33 34 47 47 43
PRECIP PROB (%) 0 0 20 10 20 10 0 0 10 10 30 50 20 20 5 5 5
PRECIP TYPE R T R R T T R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.03 0.01 0.00
12 HOUR QPF 0.00 0.00 0.03 0.01
LOW END QPF 0.00 0.00 0.01 0.00
HIGH END QPF 0.04 0.02 0.18 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 0.0 0.0 0.0
SNOW LEVEL (KFT) 10.0 10.4 11.2 11.7 11.8 11.6 11.3 11.1 11.1 11.2 11.4 11.4 11.4 11.3 11.1 11.0 11.0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..CENTENNIAL MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 SC FW BK BK SC FW BK BK OV OV OV BK BK SC SC
CLOUD COVER (%) 10 35 45 25 55 65 35 20 60 65 75 80 75 65 55 50 50
TEMPERATURE 41 53 64 67 65 58 52 47 45 56 61 62 58 54 49 46 43
MAX/MIN TEMP 68 45 64 43
WIND DIR S S S S S SE SE SE SE S S S SE E NE NE NE
WIND (MPH) 6 8 13 16 17 13 12 11 12 17 17 13 12 11 11 9 8
WIND GUST (MPH) 34 35 32
PRECIP PROB (%) 0 0 5 10 10 5 0 0 10 10 30 50 20 20 5 5 10
PRECIP TYPE R T T R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.06 0.02 0.00
12 HOUR QPF 0.00 0.00 0.06 0.02
LOW END QPF 0.00 0.00 0.02 0.00
HIGH END QPF 0.02 0.03 0.21 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) 10.2 10.5 11.2 11.7 11.7 11.5 11.3 11.1 11.2 11.2 11.4 11.6 11.5 11.3 11.0 11.0 11.0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..ANACONDA/HIGHLAND RANGES
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL SC BK BK BK SC SC SC OV OV OV BK OV BK BK BK
CLOUD COVER (%) 10 0 35 60 70 65 30 30 50 75 90 85 60 75 55 60 65
TEMPERATURE 41 52 65 67 62 55 50 47 44 53 61 61 57 50 47 44 42
MAX/MIN TEMP 68 44 63 42
WIND DIR S S S S SW E E E E SE SE N NE N N N N
WIND (MPH) 4 5 10 11 11 8 6 5 4 5 10 10 9 9 8 8 5
WIND GUST (MPH) 29 24 32 34
PRECIP PROB (%) 0 0 20 40 30 30 0 0 20 20 30 60 40 40 5 5 5
PRECIP TYPE R R R R R R T R R R
6 HOUR QPF 0.00 0.01 0.01 0.00 0.00 0.08 0.07 0.00
12 HOUR QPF 0.01 0.01 0.08 0.07
LOW END QPF 0.00 0.00 0.04 0.00
HIGH END QPF 0.09 0.05 0.33 0.08
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) 9.2 9.9 10.9 11.5 11.6 11.6 11.4 11.1 11.0 11.0 11.3 11.3 11.4 11.1 11.1 11.0 10.9
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..PIONEER MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL BK OV OV BK SC SC SC OV OV OV BK BK BK BK BK
CLOUD COVER (%) 10 5 55 70 70 60 40 30 50 75 80 70 60 65 55 55 55
TEMPERATURE 41 54 65 66 62 55 51 48 45 54 62 62 58 52 47 44 42
MAX/MIN TEMP 67 45 64 41
WIND DIR SW SW S SW SW S SE S SE SE SE SE E NE NE NE NE
WIND (MPH) 4 5 11 13 11 8 8 8 8 12 16 14 11 8 5 4 4
WIND GUST (MPH) 29 27 25 25 37 39 36
PRECIP PROB (%) 0 0 40 50 30 40 0 0 20 20 30 50 40 40 5 5 5
PRECIP TYPE R R R R R R R T R R
6 HOUR QPF 0.00 0.02 0.02 0.00 0.00 0.04 0.03 0.00
12 HOUR QPF 0.02 0.02 0.04 0.03
LOW END QPF 0.00 0.00 0.02 0.00
HIGH END QPF 0.10 0.04 0.28 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 0.0 0.0 0.0
SNOW LEVEL (KFT) 9.2 10.1 11.1 11.7 11.7 11.5 11.3 11.1 11.0 11.1 11.3 11.2 11.4 11.1 11.1 11.0 11.0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..BEAVERHEAD/TENDOY MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 BK BK BK SC SC SC BK OV OV BK BK BK SC SC BK
CLOUD COVER (%) 10 15 50 60 60 50 45 30 55 70 75 65 55 60 50 45 50
TEMPERATURE 41 55 66 65 62 54 50 47 45 55 62 62 58 50 45 42 41
MAX/MIN TEMP 67 44 63 40
WIND DIR SW S S S S S SE S SE SE SE SE E E NE E E
WIND (MPH) 6 8 14 17 16 12 14 13 13 18 21 18 14 11 8 6 5
WIND GUST (MPH) 32 35 37 32 36 36 44 51 52 48 35
PRECIP PROB (%) 0 0 20 30 20 20 5 0 10 10 30 20 30 30 5 5 10
PRECIP TYPE T R T R R R R T R R S
6 HOUR QPF 0.00 0.01 0.00 0.00 0.00 0.02 0.03 0.00
12 HOUR QPF 0.01 0.00 0.02 0.03
LOW END QPF 0.00 0.00 0.01 0.00
HIGH END QPF 0.08 0.03 0.20 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) 9.9 10.6 11.2 11.7 11.7 11.5 11.3 11.1 11.0 11.0 11.0 11.0 11.3 10.9 11.0 11.0 10.9
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..ABSORAKA-BEARTOOTH/COOKE CITY MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 SC OV BK FW FW BK BK OV OV OV OV OV BK BK
CLOUD COVER (%) 10 10 35 50 75 65 15 20 60 70 85 85 75 70 70 60 50
TEMPERATURE 34 45 57 59 55 45 42 39 37 49 58 59 54 46 42 40 38
MAX/MIN TEMP 60 37 60 38
WIND DIR S S SW SW S SE SE SE SE SE SE SE SE S S SE S
WIND (MPH) 6 6 10 10 8 8 8 6 5 5 8 6 5 5 5 5 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 20 20 20 10 0 0 10 10 5 60 40 40 10 10 10
PRECIP TYPE
6 HOUR QPF 0.00 0.01 0.00 0.00 0.00 0.08 0.07 0.00
12 HOUR QPF 0.01 0.00 0.08 0.07
LOW END QPF 0.00 0.00 0.04 0.00
HIGH END QPF 0.08 0.01 0.24 0.08
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 10.6 11.1 11.8 11.9 11.6 11.5 11.2 11.4 11.7 12.2 12.5 12.3 12.1 11.8 11.6 11.5
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..ABSORAKA MOUNTAINS ABOVE 6000FT NORTHEAST FACING
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 SC OV BK SC SC OV OV OV OV OV OV OV BK BK
CLOUD COVER (%) 10 10 40 50 80 70 35 35 75 75 75 75 75 75 70 60 55
TEMPERATURE 43 53 62 63 59 52 49 47 46 56 62 63 59 52 48 47 45
MAX/MIN TEMP 64 45 64 45
WIND DIR SW SW SW SW S S S S S SE SE SE S SW SW SW SW
WIND (MPH) 12 9 10 9 9 11 12 11 8 6 10 11 10 9 8 5 5
WIND GUST (MPH) 29 27 27 28 26 24 31 33 33 26
PRECIP PROB (%) 0 0 20 20 30 10 0 0 5 5 5 40 50 50 10 10 10
PRECIP TYPE
6 HOUR QPF 0.00 0.01 0.00 0.00 0.00 0.04 0.04 0.00
12 HOUR QPF 0.01 0.00 0.04 0.04
LOW END QPF 0.00 0.00 0.02 0.00
HIGH END QPF 0.10 0.01 0.21 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) 10.7 10.5 11.0 11.7 11.9 11.4 11.3 11.1 11.3 11.7 12.1 12.4 12.4 12.1 11.9 11.7 11.5
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..ABSORAKA MOUNTAINS ABOVE 6000FT WEST FACING
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 SC OV SC FW FW BK OV OV OV OV OV BK BK BK
CLOUD COVER (%) 5 10 35 40 70 50 25 25 60 70 85 85 75 75 65 55 50
TEMPERATURE 39 51 65 67 63 54 48 44 42 54 64 65 59 52 47 44 42
MAX/MIN TEMP 68 42 67 41
WIND DIR S SW SW SW S S SE SE SE S S SE S SE SE SE SE
WIND (MPH) 6 6 10 11 10 8 8 8 6 6 9 9 6 4 4 4 3
WIND GUST (MPH) 26 25 28 32 27 29 29 28 34 34 29 29 25 21 21 21
PRECIP PROB (%) 0 0 20 20 10 10 0 0 10 10 20 70 50 50 5 5 10
PRECIP TYPE T T R R R
6 HOUR QPF 0.00 0.01 0.00 0.00 0.00 0.09 0.05 0.00
12 HOUR QPF 0.01 0.00 0.09 0.05
LOW END QPF 0.00 0.00 0.05 0.00
HIGH END QPF 0.06 0.01 0.26 0.07
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) 10.6 10.4 11.1 11.8 11.8 11.6 11.4 11.1 11.3 11.6 12.0 12.3 12.2 11.8 11.6 11.4 11.3
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
..CRAZY MOUNTAINS
DATE MONDAY 05/25/26 TUESDAY 05/26/26
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 CL FW SC BK OV SC FW BK OV OV OV OV OV BK BK BK
CLOUD COVER (%) 5 5 10 30 60 80 40 15 60 80 80 85 95 75 70 65 65
TEMPERATURE 46 57 65 68 66 57 53 50 50 60 67 68 63 55 52 50 49
MAX/MIN TEMP 69 49 69 48
WIND DIR SW SW SW SW S S S S S SE SE SE S SW W W W
WIND (MPH) 6 6 10 9 12 9 8 6 5 6 13 14 11 8 8 6 5
WIND GUST (MPH) 32 24 33 34 32
PRECIP PROB (%) 0 0 5 5 20 20 0 0 5 5 0 40 60 60 10 10 10
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.03 0.07 0.01
12 HOUR QPF 0.00 0.00 0.03 0.08
LOW END QPF 0.00 0.00 0.01 0.00
HIGH END QPF 0.02 0.00 0.22 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) 10.6 10.3 10.4 11.1 11.7 11.7 11.4 11.2 11.1 11.4 11.7 12.1 12.5 12.2 12.0 11.9 11.7
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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