605
FWUS45 KTFX 232201
AVGTFX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GREAT FALLS MT
400 PM MDT THU APR 23 2026
..GLACIER NATIONAL PARK/MARIAS PASS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV BK OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 75 80 80 60 75 85 85 85 90 85 80 75 75 80 80 80 80
TEMPERATURE 26 21 19 16 15 17 21 24 24 20 18 16 15 19 24 26 25
MIN/MAX TEMP 14 25 15 26
WIND DIR N N N N NW NW NW NW N N N N NW N N NE NE
WIND (MPH) 13 12 13 14 14 17 18 16 13 10 8 6 6 8 9 10 11
WIND GUST (MPH) 32 33 34 41 42 40 31
PRECIP PROB (%) 60 50 30 10 30 40 50 60 50 50 30 30 40 40 50 50 40
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.09 0.03 0.04 0.06 0.04 0.01 0.01 0.03
12 HOUR QPF 0.12 0.10 0.05 0.04
LOW END QPF 0.02 0.02 0.00 0.01
HIGH END QPF 0.16 0.15 0.08 0.16
6 HOUR SNOW 1.4 0.6 0.7 1.1 0.8 0.1 0.1 0.5
12 HOUR SNOW 2.0 1.8 0.9 0.6
LOW END SNOW 0.3 0.2 0.0 0.1
HIGH END SNOW 2.7 2.5 1.4 2.6
SNOW LEVEL (KFT) 2.6 2.1 1.6 0.5 0.1 0.1 0.5 1.3 1.8 1.3 0.6 0.5 0.3 0.6 1.0 1.5 1.7
SNOW DENSITY (%) 6 5 5 5 5 6 5 5 5 5 5 5 5 5 5 5 5
..BOB MARSHALL/SCAPEGOAT WILDERNESS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV BK BK OV OV OV OV OV BK BK BK OV OV OV
CLOUD COVER (%) 75 80 80 70 55 60 80 85 80 75 75 65 60 60 75 75 75
TEMPERATURE 26 21 19 16 14 18 23 25 25 20 17 15 13 18 24 27 27
MIN/MAX TEMP 14 26 13 28
WIND DIR NW NW N N NW NW NW NW NW N NE N NW E E E E
WIND (MPH) 11 9 9 10 10 11 12 12 11 9 6 5 4 5 8 9 10
WIND GUST (MPH) 35 31 35 36 36 43 42 41 36 29 27
PRECIP PROB (%) 60 70 50 20 10 20 50 70 50 50 30 30 40 40 60 60 40
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.08 0.02 0.02 0.06 0.03 0.01 0.01 0.05
12 HOUR QPF 0.10 0.08 0.04 0.06
LOW END QPF 0.02 0.01 0.00 0.01
HIGH END QPF 0.19 0.14 0.06 0.16
6 HOUR SNOW 1.3 0.3 0.3 1.0 0.5 0.1 0.1 0.9
12 HOUR SNOW 1.6 1.3 0.6 1.0
LOW END SNOW 0.3 0.1 0.0 0.1
HIGH END SNOW 3.2 2.4 1.0 2.6
SNOW LEVEL (KFT) 2.8 2.4 1.9 1.2 0.3 0.3 1.1 1.8 2.3 1.8 1.1 0.7 0.4 0.9 1.6 2.3 2.5
SNOW DENSITY (%) 6 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6
..NEVADA MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV BK SC OV OV OV BK BK BK BK BK BK BK BK
CLOUD COVER (%) 80 80 85 80 70 50 80 80 80 70 65 55 60 55 65 65 65
TEMPERATURE 27 23 22 20 18 20 24 27 28 22 19 16 14 19 26 30 32
MIN/MAX TEMP 17 28 14 32
WIND DIR N NW N N N NW NW NW N NE NE NE SE E E E NE
WIND (MPH) 10 8 6 8 8 9 10 10 10 8 5 4 4 5 6 8 10
WIND GUST (MPH)
PRECIP PROB (%) 70 70 70 20 30 10 50 60 40 40 20 20 30 30 50 50 30
PRECIP TYPE S S S S S S S S S S S S S S S S S
6 HOUR QPF 0.09 0.03 0.01 0.06 0.03 0.00 0.00 0.02
12 HOUR QPF 0.12 0.07 0.03 0.02
LOW END QPF 0.01 0.01 0.00 0.00
HIGH END QPF 0.20 0.14 0.04 0.07
6 HOUR SNOW 1.4 0.6 0.2 1.0 0.5 0.0 0.0 0.3
12 HOUR SNOW 2.0 1.2 0.5 0.3
LOW END SNOW 0.2 0.1 0.0 0.0
HIGH END SNOW 3.1 2.3 0.8 1.0
SNOW LEVEL (KFT) 3.0 2.6 2.2 1.7 0.8 0.7 1.4 2.1 2.4 2.0 1.4 0.9 0.6 1.0 1.9 2.6 2.9
SNOW DENSITY (%) 6 6 5 5 5 5 5 5 5 5 5 5 5 5 5 6 7
..ELKHORN/BOULDER MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV OV BK BK BK BK BK BK SC BK SC BK BK BK
CLOUD COVER (%) 80 70 80 85 80 65 65 65 60 55 50 45 55 45 55 65 65
TEMPERATURE 25 20 20 19 16 17 23 26 26 20 16 14 13 19 27 30 31
MIN/MAX TEMP 15 27 13 32
WIND DIR N NW NW N N NW NW NW NW N N N NW E SE E NE
WIND (MPH) 13 9 6 8 10 12 11 11 11 8 5 4 4 5 8 8 9
WIND GUST (MPH) 34 26 31 35 32 31 31 26 26
PRECIP PROB (%) 70 40 60 50 60 10 30 40 20 20 5 5 20 20 30 30 20
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.07 0.09 0.03 0.05 0.01 0.00 0.00 0.00
12 HOUR QPF 0.16 0.08 0.01 0.00
LOW END QPF 0.02 0.00 0.00 0.00
HIGH END QPF 0.25 0.10 0.03 0.05
6 HOUR SNOW 1.2 1.6 0.5 0.8 0.3 0.0 0.0 0.0
12 HOUR SNOW 2.8 1.3 0.3 0.0
LOW END SNOW 0.3 0.0 0.0 0.0
HIGH END SNOW 3.9 1.7 0.5 0.7
SNOW LEVEL (KFT) 3.2 2.8 2.5 2.0 1.2 1.0 1.6 2.2 2.6 2.2 1.6 1.1 0.8 1.4 2.4 3.2 3.7
SNOW DENSITY (%) 6 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6 7
..BIG BELT MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 BK BK OV OV OV BK OV OV OV OV BK BK BK BK BK BK BK
CLOUD COVER (%) 65 65 80 80 70 60 70 80 75 70 60 60 60 50 55 60 55
TEMPERATURE 28 24 23 21 18 20 24 26 27 22 20 18 16 22 28 32 33
MIN/MAX TEMP 18 28 16 33
WIND DIR N NW NW NW NW NW NW NW N N N N NW N NW NW NE
WIND (MPH) 13 10 8 10 12 14 14 13 13 10 6 5 5 5 6 8 10
WIND GUST (MPH) 39 29 31 36 44 40 39 36 29 24
PRECIP PROB (%) 40 40 60 20 10 30 60 60 40 40 20 20 20 20 40 40 20
PRECIP TYPE S S S S S S S S S S S S S S S S S
6 HOUR QPF 0.08 0.04 0.03 0.05 0.01 0.00 0.00 0.00
12 HOUR QPF 0.12 0.08 0.01 0.00
LOW END QPF 0.00 0.01 0.00 0.00
HIGH END QPF 0.14 0.09 0.02 0.03
6 HOUR SNOW 1.3 0.7 0.5 0.8 0.2 0.0 0.0 0.0
12 HOUR SNOW 2.0 1.3 0.2 0.0
LOW END SNOW 0.0 0.1 0.0 0.0
HIGH END SNOW 2.2 1.6 0.4 0.3
SNOW LEVEL (KFT) 3.0 2.7 2.3 1.8 0.9 0.6 1.2 1.8 1.9 1.5 1.1 0.9 0.6 0.9 1.7 2.5 3.0
SNOW DENSITY (%) 6 6 5 5 5 5 5 5 5 5 5 5 5 5 5 6 7
..LITTLE BELT MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 BK BK OV OV OV BK OV OV OV OV BK BK BK BK BK OV BK
CLOUD COVER (%) 65 60 75 75 70 70 80 85 80 70 65 65 65 60 65 70 65
TEMPERATURE 28 22 21 19 17 18 22 24 24 19 17 15 14 20 28 31 31
MIN/MAX TEMP 16 26 14 32
WIND DIR NW NW NW NW NW NW NW NW NW NW NW W W W NW NW N
WIND (MPH) 16 11 10 11 12 17 18 18 16 11 9 8 6 8 9 9 9
WIND GUST (MPH) 40 32 27 31 35 44 42 42 41 34 26
PRECIP PROB (%) 10 30 50 20 20 50 70 60 50 50 30 30 40 40 50 50 30
PRECIP TYPE S S S S S S S S S S S S S S S S S
6 HOUR QPF 0.07 0.05 0.07 0.07 0.02 0.01 0.00 0.01
12 HOUR QPF 0.12 0.14 0.03 0.01
LOW END QPF 0.00 0.02 0.00 0.00
HIGH END QPF 0.13 0.18 0.05 0.07
6 HOUR SNOW 1.1 0.9 1.3 1.3 0.4 0.2 0.1 0.2
12 HOUR SNOW 2.0 2.6 0.6 0.3
LOW END SNOW 0.0 0.2 0.0 0.0
HIGH END SNOW 2.2 3.2 0.8 1.0
SNOW LEVEL (KFT) 2.8 2.3 2.0 1.6 0.6 0.4 0.7 1.2 1.2 1.0 0.6 0.6 0.4 0.7 1.5 2.3 2.7
SNOW DENSITY (%) 6 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6 6
..HIGHWOOD MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV BK OV BK OV OV OV OV OV OV OV BK BK BK BK BK
CLOUD COVER (%) 50 70 65 70 65 85 85 85 80 75 80 75 65 65 65 65 60
TEMPERATURE 31 27 24 22 20 20 23 25 25 23 21 20 19 23 29 32 31
MIN/MAX TEMP 20 26 19 32
WIND DIR NW NW NW NW NW NW NW NW NW NW W W W W NW NW N
WIND (MPH) 19 14 14 17 20 25 25 25 23 17 14 14 14 14 14 12 11
WIND GUST (MPH) 37 47 47 44 40
PRECIP PROB (%) 10 30 30 30 20 70 70 60 50 50 40 40 40 40 50 50 20
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.01 0.04 0.12 0.11 0.01 0.02 0.00 0.01
12 HOUR QPF 0.05 0.23 0.03 0.01
LOW END QPF 0.00 0.01 0.00 0.00
HIGH END QPF 0.09 0.28 0.06 0.04
6 HOUR SNOW 0.2 0.7 2.0 2.0 0.3 0.4 0.1 0.2
12 HOUR SNOW 0.9 4.0 0.7 0.3
LOW END SNOW 0.0 0.1 0.0 0.0
HIGH END SNOW 1.4 4.8 0.9 0.5
SNOW LEVEL (KFT) 2.5 2.3 2.1 1.2 0.5 0.4 0.5 0.7 1.0 0.7 0.5 0.5 0.3 0.5 0.9 1.5 1.8
SNOW DENSITY (%) 7 6 5 5 5 5 5 5 5 5 5 5 5 5 5 6 6
..SNOWY/JUDITH MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 BK SC BK BK BK OV OV OV OV BK BK BK BK BK BK OV OV
CLOUD COVER (%) 65 40 60 55 65 70 85 85 90 65 65 60 60 55 60 70 75
TEMPERATURE 32 27 25 23 21 22 26 28 27 22 21 19 18 24 32 34 34
MIN/MAX TEMP 19 29 17 35
WIND DIR NW NW NW NW NW NW NW NW NW NW NW W W W NW NW N
WIND (MPH) 21 16 13 17 20 25 23 23 23 19 16 14 13 14 12 11 10
WIND GUST (MPH) 46 39 35 42 47 57 50 52 49 44 40 39 35 37 32 29 27
PRECIP PROB (%) 10 5 20 10 20 30 50 50 20 20 10 10 20 20 30 30 20
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.01 0.06 0.06 0.02 0.00 0.00 0.00
12 HOUR QPF 0.01 0.12 0.02 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.04 0.14 0.03 0.04
6 HOUR SNOW 0.1 0.3 1.1 1.0 0.3 0.0 0.0 0.0
12 HOUR SNOW 0.4 2.1 0.3 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.6 2.5 0.5 0.5
SNOW LEVEL (KFT) 2.7 2.3 2.0 1.6 0.7 0.5 0.6 0.9 1.0 0.7 0.5 0.5 0.3 0.5 1.2 2.1 2.4
SNOW DENSITY (%) 7 6 6 5 5 5 5 5 5 5 5 5 5 5 5 6 7
..BEARS PAW MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 BK SC BK BK OV OV OV OV OV OV OV OV OV OV OV OV BK
CLOUD COVER (%) 65 40 50 70 80 95 90 95 95 85 85 70 80 70 70 75 60
TEMPERATURE 35 29 26 24 21 21 23 25 24 21 20 19 18 23 29 32 31
MIN/MAX TEMP 20 26 18 32
WIND DIR NW NW NW NW NW NW NW NW NW NW NW W W W NW NW NW
WIND (MPH) 24 19 18 21 24 27 25 25 25 23 20 18 16 17 16 14 11
WIND GUST (MPH) 42 36 39 41 49 47 49 42 40
PRECIP PROB (%) 5 0 10 10 50 50 70 60 50 50 20 20 40 40 30 30 5
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.06 0.17 0.15 0.03 0.03 0.00 0.00
12 HOUR QPF 0.06 0.32 0.06 0.00
LOW END QPF 0.00 0.02 0.00 0.00
HIGH END QPF 0.10 0.38 0.08 0.02
6 HOUR SNOW 0.0 1.1 2.9 2.7 0.6 0.6 0.1 0.0
12 HOUR SNOW 1.1 5.6 1.2 0.1
LOW END SNOW 0.0 0.4 0.0 0.0
HIGH END SNOW 1.7 6.7 1.5 0.3
SNOW LEVEL (KFT) 2.3 1.9 1.4 0.8 0.2 0.1 0.1 0.1 0.3 0.2 0.1 0.1 0.1 0.2 0.4 0.7 1.1
SNOW DENSITY (%) 7 6 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5
..CASTLE/CRAZY MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV OV BK BK OV OV BK BK BK BK SC BK BK BK
CLOUD COVER (%) 70 70 75 80 75 55 60 75 75 60 55 55 55 45 55 65 55
TEMPERATURE 29 23 21 20 17 19 24 27 26 20 18 16 15 21 29 33 34
MIN/MAX TEMP 17 27 15 34
WIND DIR NW NW W NW NW NW NW NW NW NW W W W W W W NE
WIND (MPH) 17 12 9 10 12 17 19 20 17 12 9 8 6 8 10 10 9
WIND GUST (MPH) 41 32 26 27 31 40 43 46 42 32 27 27 28
PRECIP PROB (%) 30 30 40 60 10 20 40 50 20 20 10 10 10 10 20 20 20
PRECIP TYPE S S S S S S S S S S S S S S S S S
6 HOUR QPF 0.04 0.03 0.02 0.04 0.00 0.00 0.00 0.00
12 HOUR QPF 0.07 0.06 0.00 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.09 0.07 0.02 0.03
6 HOUR SNOW 0.6 0.5 0.4 0.6 0.0 0.0 0.0 0.0
12 HOUR SNOW 1.1 1.0 0.0 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 1.5 1.2 0.2 0.4
SNOW LEVEL (KFT) 3.0 2.6 2.2 1.9 0.9 0.6 1.1 1.7 1.8 1.3 0.8 0.9 0.6 1.0 2.0 2.9 3.4
SNOW DENSITY (%) 6 6 5 5 5 5 5 5 5 5 5 5 5 5 5 7 7
..BRIDGER RANGE
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV OV OV BK BK BK SC BK SC BK SC SC SC SC
CLOUD COVER (%) 80 75 80 85 85 70 70 60 60 45 55 45 50 40 50 50 50
TEMPERATURE 27 22 21 20 18 18 23 26 26 20 18 16 14 20 28 33 34
MIN/MAX TEMP 17 28 14 34
WIND DIR NW NW W NW NW NW NW NW NW N N N NE NW W W NE
WIND (MPH) 12 8 5 6 9 12 13 13 11 8 5 4 4 5 6 6 6
WIND GUST (MPH) 31 29 31 31 29
PRECIP PROB (%) 60 30 40 70 50 20 30 30 20 20 10 10 10 10 20 20 20
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.07 0.07 0.02 0.02 0.00 0.00 0.00 0.00
12 HOUR QPF 0.14 0.04 0.00 0.00
LOW END QPF 0.01 0.00 0.00 0.00
HIGH END QPF 0.16 0.05 0.01 0.02
6 HOUR SNOW 1.1 1.1 0.4 0.3 0.1 0.0 0.0 0.0
12 HOUR SNOW 2.2 0.7 0.1 0.0
LOW END SNOW 0.1 0.0 0.0 0.0
HIGH END SNOW 2.7 0.9 0.2 0.2
SNOW LEVEL (KFT) 3.3 3.0 2.5 2.2 1.4 1.0 1.4 2.2 2.4 1.8 1.2 1.2 1.0 1.4 2.4 3.2 3.9
SNOW DENSITY (%) 6 6 5 5 5 5 5 5 5 5 5 5 5 5 5 7 8
..MADISON RANGE/SPANISH PEAKS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV BK OV OV OV BK SC SC SC SC SC SC SC SC BK BK
CLOUD COVER (%) 85 75 70 80 85 70 60 50 40 30 30 25 30 25 40 50 55
TEMPERATURE 25 20 17 16 14 15 20 24 24 17 13 10 9 17 27 31 31
MIN/MAX TEMP 14 25 9 31
WIND DIR NW NW W W W NW NW NW NW N N N E NW W W W
WIND (MPH) 16 10 5 5 6 9 11 11 10 6 5 4 4 4 8 9 8
WIND GUST (MPH) 39 28 29 29 28
PRECIP PROB (%) 70 50 20 50 70 30 30 20 10 10 5 5 5 5 20 20 20
PRECIP TYPE S S S S S S S S S S S
6 HOUR QPF 0.08 0.05 0.05 0.03 0.00 0.00 0.00 0.00
12 HOUR QPF 0.13 0.08 0.00 0.00
LOW END QPF 0.04 0.00 0.00 0.00
HIGH END QPF 0.23 0.10 0.00 0.04
6 HOUR SNOW 1.4 0.9 0.9 0.5 0.0 0.0 0.0 0.0
12 HOUR SNOW 2.3 1.4 0.0 0.0
LOW END SNOW 0.6 0.0 0.0 0.0
HIGH END SNOW 3.8 1.8 0.1 0.5
SNOW LEVEL (KFT) 4.0 3.4 2.8 2.4 2.2 1.9 2.2 2.7 3.2 2.7 2.1 1.7 1.4 2.3 3.4 4.3 4.9
SNOW DENSITY (%) 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6 7 8
..GALLATIN RANGE/HYALITE MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV OV OV OV BK BK SC SC SC SC SC SC BK BK
CLOUD COVER (%) 90 85 80 90 90 85 70 60 50 40 35 40 45 35 50 60 65
TEMPERATURE 25 20 18 16 14 15 20 24 24 17 13 11 9 17 28 31 31
MIN/MAX TEMP 14 26 9 31
WIND DIR NW NW W W NW NW NW NW NW NW W SW SW W NW NW N
WIND (MPH) 13 8 5 4 5 8 11 12 10 5 4 4 4 4 8 9 8
WIND GUST (MPH) 32 28
PRECIP PROB (%) 90 60 60 70 80 50 30 20 10 10 5 5 10 10 20 20 20
PRECIP TYPE S S S S S S S S S S S
6 HOUR QPF 0.09 0.08 0.06 0.04 0.00 0.00 0.00 0.00
12 HOUR QPF 0.17 0.10 0.00 0.00
LOW END QPF 0.04 0.00 0.00 0.00
HIGH END QPF 0.25 0.12 0.01 0.06
6 HOUR SNOW 1.5 1.3 1.1 0.6 0.0 0.0 0.0 0.0
12 HOUR SNOW 2.8 1.7 0.0 0.0
LOW END SNOW 0.7 0.0 0.0 0.0
HIGH END SNOW 4.3 2.1 0.1 0.7
SNOW LEVEL (KFT) 3.9 3.2 2.7 2.3 2.0 1.6 2.0 2.5 3.0 2.5 2.0 1.5 1.2 2.1 3.3 4.1 4.7
SNOW DENSITY (%) 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6 7 7
..LIONHEAD RANGE
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV BK SC BK OV BK BK BK SC SC FW FW FW FW SC SC BK
CLOUD COVER (%) 80 60 45 65 75 65 60 60 35 30 25 20 20 20 45 45 55
TEMPERATURE 32 24 21 19 18 20 26 30 30 22 18 14 12 21 33 37 36
MIN/MAX TEMP 17 31 12 37
WIND DIR W W W SW SW NW NW NW NW N NE NE NE E SW SW SW
WIND (MPH) 13 10 5 4 5 6 8 9 9 5 4 4 4 4 6 8 8
WIND GUST (MPH) 33
PRECIP PROB (%) 70 40 20 40 60 50 40 30 20 20 5 5 10 10 20 20 30
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.01 0.02 0.05 0.01 0.01 0.00 0.00 0.00
12 HOUR QPF 0.03 0.06 0.01 0.00
LOW END QPF 0.01 0.00 0.00 0.00
HIGH END QPF 0.16 0.07 0.01 0.04
6 HOUR SNOW 0.2 0.3 0.8 0.3 0.1 0.0 0.0 0.0
12 HOUR SNOW 0.5 1.1 0.1 0.0
LOW END SNOW 0.1 0.0 0.0 0.0
HIGH END SNOW 2.6 1.3 0.1 0.3
SNOW LEVEL (KFT) 4.3 3.6 3.0 2.6 2.7 2.6 2.6 3.2 3.4 3.2 2.6 2.1 1.8 2.8 3.9 4.6 5.2
SNOW DENSITY (%) 6 5 5 5 5 5 5 5 5 5 5 5 5 6 7 9 11
..TOBACCO ROOT MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV OV OV BK BK SC SC SC SC SC SC SC SC BK
CLOUD COVER (%) 90 75 80 90 85 75 65 55 50 50 45 35 35 35 45 45 55
TEMPERATURE 26 20 19 18 16 16 20 24 25 18 15 13 11 18 26 30 31
MIN/MAX TEMP 15 25 11 31
WIND DIR NW NW W NW N N NW NW NW N N N E NE NW W NE
WIND (MPH) 17 11 6 6 8 11 11 11 11 9 6 5 5 6 9 10 10
WIND GUST (MPH) 34 29 24
PRECIP PROB (%) 90 50 50 80 70 30 20 30 20 20 5 5 10 10 20 20 20
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.07 0.09 0.04 0.05 0.01 0.00 0.00 0.00
12 HOUR QPF 0.16 0.09 0.01 0.00
LOW END QPF 0.06 0.00 0.00 0.00
HIGH END QPF 0.28 0.11 0.01 0.03
6 HOUR SNOW 1.2 1.5 0.8 0.9 0.2 0.0 0.0 0.0
12 HOUR SNOW 2.7 1.7 0.2 0.0
LOW END SNOW 0.9 0.1 0.0 0.0
HIGH END SNOW 4.9 2.0 0.2 0.4
SNOW LEVEL (KFT) 3.9 3.2 2.7 2.5 2.0 1.7 1.9 2.6 3.0 2.5 2.1 1.6 1.3 2.0 2.9 3.8 4.4
SNOW DENSITY (%) 6 5 5 5 5 5 5 5 5 5 5 5 5 5 6 7 8
..SNOWCREST/GRAVELLY/RUBY/BLACKTAIL RANGES
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 BK OV BK OV OV BK BK SC SC SC SC FW SC SC SC BK BK
CLOUD COVER (%) 70 70 65 75 75 65 60 45 35 30 25 20 25 30 35 55 55
TEMPERATURE 30 23 21 19 17 18 24 27 27 20 16 14 13 20 30 35 35
MIN/MAX TEMP 17 28 13 35
WIND DIR NW NW NW W NW N NW NW NW N NE NE E NE SW SW SW
WIND (MPH) 23 16 10 8 8 11 13 14 12 8 5 4 4 4 8 9 9
WIND GUST (MPH) 41 33
PRECIP PROB (%) 50 50 30 40 60 40 30 10 10 10 0 0 5 5 20 20 20
PRECIP TYPE S S S S S S S S S S S
6 HOUR QPF 0.07 0.03 0.04 0.02 0.00 0.00 0.00 0.00
12 HOUR QPF 0.10 0.06 0.00 0.00
LOW END QPF 0.03 0.00 0.00 0.00
HIGH END QPF 0.15 0.07 0.00 0.04
6 HOUR SNOW 1.2 0.6 0.7 0.3 0.0 0.0 0.0 0.0
12 HOUR SNOW 1.8 1.0 0.0 0.0
LOW END SNOW 0.4 0.0 0.0 0.0
HIGH END SNOW 2.4 1.2 0.0 0.3
SNOW LEVEL (KFT) 4.0 3.4 3.0 2.7 2.4 2.2 2.3 2.7 3.2 2.9 2.4 2.0 1.7 2.5 3.4 4.3 5.0
SNOW DENSITY (%) 6 5 5 5 5 5 5 5 5 5 5 5 5 5 6 8 10
..CENTENNIAL MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 BK BK SC BK BK BK BK SC SC SC FW FW FW FW SC SC SC
CLOUD COVER (%) 65 55 45 60 70 60 60 50 35 30 25 15 15 20 40 50 45
TEMPERATURE 30 24 21 19 18 19 24 28 28 22 18 16 15 21 30 34 35
MIN/MAX TEMP 17 29 15 35
WIND DIR NW NW NW W W NW NW NW NW N N N N NE SW SW SW
WIND (MPH) 23 19 14 11 11 12 14 14 13 11 10 9 8 8 9 11 11
WIND GUST (MPH)
PRECIP PROB (%) 40 30 20 40 50 40 40 10 10 10 5 5 5 5 20 20 20
PRECIP TYPE S S S S S S S S S S
6 HOUR QPF 0.03 0.01 0.03 0.01 0.00 0.00 0.00 0.00
12 HOUR QPF 0.04 0.04 0.00 0.00
LOW END QPF 0.01 0.00 0.00 0.00
HIGH END QPF 0.09 0.05 0.00 0.02
6 HOUR SNOW 0.5 0.3 0.5 0.2 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.8 0.7 0.0 0.0
LOW END SNOW 0.1 0.0 0.0 0.0
HIGH END SNOW 1.5 0.9 0.0 0.2
SNOW LEVEL (KFT) 4.2 3.6 3.1 2.8 2.5 2.5 2.5 2.9 3.4 3.1 2.8 2.3 2.0 2.7 3.7 4.5 5.0
SNOW DENSITY (%) 6 5 5 5 5 5 5 5 5 6 5 5 5 6 6 8 10
..ANACONDA/HIGHLAND RANGES
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV OV BK BK BK SC SC SC SC SC SC SC BK BK
CLOUD COVER (%) 95 80 80 85 80 55 55 55 45 40 35 30 30 35 50 55 65
TEMPERATURE 28 22 20 20 18 19 24 27 28 20 17 14 13 20 29 33 33
MIN/MAX TEMP 17 29 13 34
WIND DIR NW NW NW NW NW NW NW NW NW N NE NE NE E S SW N
WIND (MPH) 16 11 5 5 6 9 9 10 9 6 4 3 3 4 5 6 6
WIND GUST (MPH) 34
PRECIP PROB (%) 90 70 50 70 70 20 20 30 20 20 5 5 10 10 30 30 30
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.14 0.05 0.05 0.03 0.01 0.00 0.00 0.01
12 HOUR QPF 0.19 0.08 0.01 0.01
LOW END QPF 0.08 0.00 0.00 0.00
HIGH END QPF 0.30 0.09 0.01 0.07
6 HOUR SNOW 2.4 0.9 0.8 0.5 0.1 0.0 0.0 0.1
12 HOUR SNOW 3.3 1.3 0.1 0.1
LOW END SNOW 1.2 0.0 0.0 0.0
HIGH END SNOW 5.1 1.6 0.1 0.9
SNOW LEVEL (KFT) 3.8 3.2 2.8 2.6 2.1 1.7 2.0 2.7 3.3 2.8 2.2 1.7 1.3 2.1 3.1 3.9 4.5
SNOW DENSITY (%) 6 5 5 5 5 5 5 5 6 5 5 5 5 5 6 7 8
..PIONEER MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV OV BK BK BK BK SC SC SC SC SC BK BK BK
CLOUD COVER (%) 85 75 80 80 80 60 60 55 50 45 40 30 35 35 55 60 65
TEMPERATURE 27 21 19 18 16 17 22 26 26 20 15 13 11 18 27 31 32
MIN/MAX TEMP 15 27 11 32
WIND DIR NW NW W W NW NW NW NW NW N NE E SE SE S SW NW
WIND (MPH) 20 13 8 6 6 9 10 10 10 6 4 3 3 4 8 8 8
WIND GUST (MPH) 46 35 27 26
PRECIP PROB (%) 90 60 50 60 70 30 30 30 20 20 5 5 20 20 30 30 30
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.12 0.05 0.04 0.02 0.01 0.00 0.00 0.01
12 HOUR QPF 0.17 0.06 0.01 0.01
LOW END QPF 0.06 0.00 0.00 0.00
HIGH END QPF 0.25 0.08 0.01 0.08
6 HOUR SNOW 2.1 0.8 0.7 0.4 0.1 0.0 0.0 0.1
12 HOUR SNOW 2.9 1.1 0.1 0.1
LOW END SNOW 0.9 0.0 0.0 0.0
HIGH END SNOW 4.0 1.4 0.2 1.1
SNOW LEVEL (KFT) 3.8 3.2 2.8 2.5 2.1 1.9 2.0 2.6 3.3 3.0 2.5 1.9 1.6 2.4 3.3 4.1 4.8
SNOW DENSITY (%) 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6 7 8
..BEAVERHEAD/TENDOY MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 BK OV OV OV BK BK BK BK SC SC SC SC SC SC SC BK BK
CLOUD COVER (%) 65 70 70 75 70 65 60 50 35 35 35 30 30 35 50 55 60
TEMPERATURE 29 22 20 19 17 19 24 27 27 20 17 15 14 21 30 34 34
MIN/MAX TEMP 16 28 14 35
WIND DIR NW NW W W NW NW NW NW NW N N NE NE E SW SW W
WIND (MPH) 23 18 11 10 10 12 14 13 12 9 6 5 5 5 8 9 9
WIND GUST (MPH) 46 40 32 29 32 31
PRECIP PROB (%) 40 60 30 20 50 40 30 20 10 10 5 5 10 10 30 30 30
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.08 0.06 0.05 0.03 0.00 0.00 0.00 0.00
12 HOUR QPF 0.14 0.08 0.00 0.00
LOW END QPF 0.03 0.00 0.00 0.00
HIGH END QPF 0.18 0.10 0.00 0.08
6 HOUR SNOW 1.4 1.0 1.0 0.6 0.0 0.0 0.0 0.0
12 HOUR SNOW 2.4 1.6 0.0 0.0
LOW END SNOW 0.4 0.0 0.0 0.0
HIGH END SNOW 3.0 1.9 0.1 1.0
SNOW LEVEL (KFT) 4.1 3.6 3.2 2.9 2.6 2.4 2.4 2.8 3.4 3.2 2.8 2.3 2.0 2.6 3.5 4.4 5.1
SNOW DENSITY (%) 6 5 5 5 5 5 5 5 5 5 5 5 5 5 6 7 9
..ABSORAKA-BEARTOOTH/COOKE CITY MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV OV OV OV BK BK BK SC SC SC SC BK OV OV
CLOUD COVER (%) 85 75 75 80 85 70 75 70 55 55 40 40 40 40 65 70 75
TEMPERATURE 23 16 13 11 10 12 17 21 21 12 8 6 5 13 24 28 27
MIN/MAX TEMP 9 22 5 28
WIND DIR NW NW W W W NW NW W W NW NW SE S SW SW SW W
WIND (MPH) 13 9 5 4 4 6 11 13 11 6 4 3 4 4 9 10 9
WIND GUST (MPH) 32
PRECIP PROB (%) 80 60 50 50 80 60 60 50 30 30 10 10 10 10 50 50 50
PRECIP TYPE
6 HOUR QPF 0.06 0.02 0.02 0.02 0.01 0.00 0.00 0.04
12 HOUR QPF 0.08 0.04 0.01 0.04
LOW END QPF 0.04 0.00 0.00 0.00
HIGH END QPF 0.31 0.11 0.01 0.11
6 HOUR SNOW 0.9 0.4 0.4 0.4 0.2 0.0 0.0 0.7
12 HOUR SNOW 1.3 0.8 0.2 0.7
LOW END SNOW 0.8 0.0 0.0 0.0
HIGH END SNOW 5.3 2.0 0.2 1.5
SNOW LEVEL (KFT) 4.0 3.1 2.5 2.1 2.0 1.9 2.0 2.7 3.1 2.6 2.0 1.5 1.3 2.3 3.6 4.5 5.1
SNOW DENSITY (%) 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6 7 7
..ABSORAKA MOUNTAINS ABOVE 6000FT NORTHEAST FACING
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV OV OV OV BK BK BK SC SC SC SC BK BK OV
CLOUD COVER (%) 85 85 80 80 85 85 70 65 60 55 45 35 40 35 60 70 75
TEMPERATURE 25 19 16 15 13 14 19 22 22 15 12 10 8 16 24 27 26
MIN/MAX TEMP 12 23 8 28
WIND DIR NW NW W W W NW NW W W W SW SW SW W NW N NE
WIND (MPH) 17 11 8 6 6 11 16 16 14 9 6 6 6 8 11 11 11
WIND GUST (MPH) 44 36 25 27 31 40 37 39 37 29 33 32 31
PRECIP PROB (%) 80 70 60 60 70 60 60 40 30 30 20 20 20 20 40 40 50
PRECIP TYPE
6 HOUR QPF 0.11 0.03 0.05 0.03 0.01 0.00 0.00 0.03
12 HOUR QPF 0.14 0.08 0.01 0.03
LOW END QPF 0.05 0.00 0.00 0.00
HIGH END QPF 0.42 0.14 0.02 0.11
6 HOUR SNOW 1.8 0.6 0.9 0.5 0.2 0.0 0.0 0.4
12 HOUR SNOW 2.4 1.4 0.2 0.4
LOW END SNOW 0.8 0.0 0.0 0.0
HIGH END SNOW 6.8 2.2 0.4 1.5
SNOW LEVEL (KFT) 4.0 3.1 2.5 2.0 1.8 1.7 1.9 2.6 3.0 2.5 1.8 1.3 1.2 2.1 3.2 4.1 4.6
SNOW DENSITY (%) 6 5 5 5 5 5 5 6 5 5 5 5 5 5 6 7 7
..ABSORAKA MOUNTAINS ABOVE 6000FT WEST FACING
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 OV OV OV OV OV OV BK BK SC SC SC SC SC SC BK BK BK
CLOUD COVER (%) 85 75 70 75 85 70 65 60 50 40 35 35 35 35 50 60 65
TEMPERATURE 28 21 18 16 15 16 22 25 26 18 14 11 9 18 29 32 32
MIN/MAX TEMP 14 27 9 33
WIND DIR NW NW W W W NW NW NW NW NW N N SE SW SW W W
WIND (MPH) 14 9 5 4 4 6 10 11 10 6 4 3 3 4 8 9 9
WIND GUST (MPH) 41 36 35 39 42 48 48 47 42 36 32 28 27 29 32 31 29
PRECIP PROB (%) 80 60 40 50 70 40 40 30 10 10 5 5 10 10 30 30 30
PRECIP TYPE S S S S S S S S S S S
6 HOUR QPF 0.06 0.03 0.03 0.03 0.00 0.00 0.00 0.01
12 HOUR QPF 0.09 0.06 0.00 0.01
LOW END QPF 0.04 0.00 0.00 0.00
HIGH END QPF 0.25 0.10 0.01 0.07
6 HOUR SNOW 0.9 0.6 0.6 0.5 0.1 0.0 0.0 0.1
12 HOUR SNOW 1.5 1.1 0.1 0.1
LOW END SNOW 0.6 0.0 0.0 0.0
HIGH END SNOW 4.1 1.7 0.2 0.9
SNOW LEVEL (KFT) 4.1 3.4 2.7 2.3 2.1 2.0 2.2 2.7 3.2 2.8 2.2 1.7 1.4 2.4 3.6 4.4 5.0
SNOW DENSITY (%) 6 5 5 5 5 5 5 5 5 5 5 5 5 5 6 7 8
..CRAZY MOUNTAINS
DATE FRIDAY 04/24/26 SATURDAY 04/25/26
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 BK OV OV OV OV BK BK BK OV BK BK SC SC SC BK BK BK
CLOUD COVER (%) 70 75 75 80 75 65 65 70 75 55 55 45 50 40 55 60 65
TEMPERATURE 27 22 19 18 16 18 21 25 24 19 16 14 13 19 26 30 31
MIN/MAX TEMP 16 26 13 31
WIND DIR NW NW W NW NW NW W NW NW NW NW NW W W SW SW E
WIND (MPH) 19 14 10 10 12 16 19 20 18 13 10 9 8 9 10 10 11
WIND GUST (MPH) 42 34 27 28 32 41 44 47 43 34 27 26 28 28 29
PRECIP PROB (%) 40 40 40 70 30 30 40 40 20 20 10 10 20 20 30 30 30
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.04 0.04 0.02 0.03 0.00 0.00 0.00 0.00
12 HOUR QPF 0.08 0.05 0.00 0.00
LOW END QPF 0.00 0.00 0.00 0.00
HIGH END QPF 0.15 0.07 0.01 0.05
6 HOUR SNOW 0.7 0.7 0.4 0.6 0.1 0.0 0.0 0.0
12 HOUR SNOW 1.4 1.0 0.1 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 2.4 1.1 0.2 0.7
SNOW LEVEL (KFT) 3.1 2.7 2.2 1.9 1.1 0.8 1.4 1.9 2.1 1.5 1.0 0.9 0.7 1.4 2.3 3.2 3.7
SNOW DENSITY (%) 6 6 5 5 5 5 5 5 5 5 5 5 5 5 5 7 7
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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