267
FWUS46 KMFR 211101
AVGMFR
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE MEDFORD OR
301 AM PST SAT DEC 21 2024
..MT. SHASTA SKI BOWL (7,850 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 100 100 100 100 85 80 75 85 95 85 90 90 95 95 80 70 70
TEMPERATURE 33 32 31 30 28 29 29 29 28 29 29 31 32 32 33 34 32
MAX/MIN TEMP 32 27 33 30
WIND DIR S S S S SW SW S S W SW SW SW SW SW SW SW SW
WIND (MPH) 48 42 42 35 28 24 25 24 13 27 28 33 27 36 20 19 9
WIND GUST (MPH) 78 67 67 57 47 44 47 54 44 61
PRECIP PROB (%) 100 100 90 90 50 50 40 40 40 40 90 90 100 100 40 40 10
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.85 0.41 0.11 0.05 0.06 0.15 0.36 0.02
6 HOUR SNOW 7.2 3.6 1.1 0.4 0.5 1.0 2.1 0.1
12 HOUR SNOW 10.8 1.5 1.5 2.2
SNOW LEVEL (KFT) 6.5 6.1 5.5 5.5 5.5 5.6 5.5 5.6 5.8 5.9 6.4 6.5 6.9 7.1 6.9 6.6 6.3
..MT. SHASTA BUNNY FLAT (6,930 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 100 100 95 95 85 80 80 85 95 85 90 90 95 95 80 70 75
TEMPERATURE 36 34 32 30 27 27 27 28 27 28 31 31 30 31 32 31 30
MAX/MIN TEMP 34 26 32 28
WIND DIR S S S S S S S S SE S S S S S S S S
WIND (MPH) 36 33 33 26 21 18 18 18 10 20 23 25 20 27 16 14 6
WIND GUST (MPH) 55 50 50
PRECIP PROB (%) 100 100 80 80 50 50 30 30 40 40 80 80 90 90 30 30 10
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.73 0.30 0.08 0.03 0.03 0.12 0.30 0.02
6 HOUR SNOW 5.0 2.4 0.7 0.2 0.2 0.6 0.5 0.1
12 HOUR SNOW 7.4 0.9 0.8 0.6
SNOW LEVEL (KFT) 6.4 6.1 5.4 5.5 5.5 5.5 5.4 5.5 5.7 5.9 6.2 6.4 6.9 7.1 6.9 6.5 6.3
..MT. SHASTA GRAY BUTTE (7,790 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 100 100 100 100 85 85 80 85 95 85 90 90 95 95 80 70 75
TEMPERATURE 33 32 31 30 28 29 30 29 28 30 29 31 32 33 33 34 32
MAX/MIN TEMP 32 27 33 30
WIND DIR S S S S SW SW S S W SW SW SW SW SW SW SW SW
WIND (MPH) 48 41 41 35 29 24 25 24 13 27 28 33 28 37 20 19 8
WIND GUST (MPH) 78 67 67 57 47 44 47 54 61
PRECIP PROB (%) 100 100 90 90 50 50 40 40 40 40 90 90 100 100 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 0.82 0.42 0.09 0.04 0.06 0.16 0.37 0.03
6 HOUR SNOW 6.6 3.5 0.9 0.4 0.5 0.9 2.0 0.2
12 HOUR SNOW 10.1 1.3 1.4 2.2
SNOW LEVEL (KFT) 6.4 6.1 5.4 5.5 5.5 5.6 5.5 5.6 5.8 5.9 6.3 6.4 6.9 7.1 6.9 6.6 6.3
..MT. SHASTA HELEN LAKE (10,450 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV BK OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 100 100 100 100 85 75 65 85 95 85 90 90 95 95 75 70 70
TEMPERATURE 23 22 22 22 19 19 21 21 20 22 23 24 24 24 25 25 24
MAX/MIN TEMP 22 19 25 23
WIND DIR S SW SW SW SW SW SW SW SW W W SW SW SW SW W W
WIND (MPH) 78 71 74 63 51 41 39 35 20 46 46 51 44 57 40 32 17
WIND GUST (MPH) 115 115 115 115 107 82 71 61 89 78 89 92 98 93 57 44
PRECIP PROB (%) 100 100 90 90 40 40 30 30 40 40 90 90 90 90 30 30 10
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.94 0.38 0.06 0.07 0.07 0.14 0.40 0.02
6 HOUR SNOW 9.4 3.5 0.6 0.7 0.7 1.1 3.2 0.2
12 HOUR SNOW 12.9 1.3 1.8 3.4
SNOW LEVEL (KFT) 6.5 6.2 5.6 5.6 5.5 5.5 5.5 5.6 5.9 6.2 6.6 6.7 7.0 7.1 7.0 6.5 6.3
..ASH CREEK BUTTE (7,500 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 100 100 100 100 85 85 90 90 95 90 90 90 95 95 80 75 75
TEMPERATURE 32 31 31 30 28 29 29 29 28 29 28 30 30 32 33 33 31
MAX/MIN TEMP 31 28 32 30
WIND DIR S S S S S S S S S S S S S S SW S S
WIND (MPH) 47 34 28 28 23 19 19 18 17 20 23 25 23 28 17 16 9
WIND GUST (MPH) 75 51
PRECIP PROB (%) 100 100 90 90 40 40 30 30 50 50 80 80 90 90 40 40 10
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.63 0.43 0.07 0.05 0.10 0.11 0.27 0.04
6 HOUR SNOW 3.9 3.2 0.6 0.4 0.7 0.5 0.9 0.1
12 HOUR SNOW 7.1 1.0 1.2 1.0
SNOW LEVEL (KFT) 6.3 6.0 5.3 5.4 5.5 5.4 5.5 5.5 5.5 5.7 6.0 6.2 6.8 7.0 6.9 6.5 6.3
..CASTLE LAKE (5,440 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 100 100 95 95 90 90 90 85 95 90 90 90 95 95 80 75 80
TEMPERATURE 39 37 36 35 34 35 35 35 35 36 35 37 36 38 40 39 38
MAX/MIN TEMP 37 34 39 37
WIND DIR S S S S S S S S S S S S S S S S S
WIND (MPH) 23 13 10 9 6 5 6 5 6 10 11 12 12 12 8 5 4
WIND GUST (MPH) 40
PRECIP PROB (%) 100 100 80 80 50 50 60 60 40 40 90 90 100 100 40 40 20
PRECIP TYPE S S S S S S S S S S S S R R R R S
6 HOUR QPF 0.82 0.22 0.03 0.02 0.07 0.27 0.34 0.01
6 HOUR SNOW 0.8 0.1 0.0 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.9 0.0 0.0 0.0
SNOW LEVEL (KFT) 6.2 5.7 5.2 5.4 5.5 5.5 5.4 5.5 5.6 5.7 5.9 6.2 6.8 7.2 7.0 6.6 6.4
..MT. EDDY BOWL (6,500 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV BK OV
CLOUD COVER (%) 100 100 95 95 80 75 85 80 95 80 90 90 95 95 75 70 70
TEMPERATURE 34 34 33 33 32 31 31 31 30 32 33 33 34 35 36 35 34
MAX/MIN TEMP 34 30 35 33
WIND DIR S S S S S S S S S S S S S S S S S
WIND (MPH) 36 21 33 26 23 13 11 13 13 17 23 25 19 18 16 14 6
WIND GUST (MPH) 57 50
PRECIP PROB (%) 100 100 90 90 30 30 30 30 30 30 80 80 90 90 30 30 10
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.67 0.10 0.03 0.02 0.01 0.14 0.25 0.00
6 HOUR SNOW 3.7 0.6 0.3 0.1 0.1 0.4 0.5 0.0
12 HOUR SNOW 4.3 0.4 0.5 0.5
SNOW LEVEL (KFT) 6.3 5.8 5.4 5.5 5.5 5.5 5.4 5.4 5.6 5.8 6.1 6.3 6.9 7.1 6.9 6.5 6.3
..WATCHMAN PEAK (7300 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV BK
CLOUD COVER (%) 100 100 100 100 90 85 85 70 80 85 95 95 100 100 90 80 60
TEMPERATURE 35 34 33 32 30 28 28 28 28 29 31 34 34 33 32 32 29
MAX/MIN TEMP 34 27 35 27
WIND DIR SE S S SW SW SW S S S S S S S SW W SW S
WIND (MPH) 26 23 23 20 23 13 11 12 11 14 20 29 34 14 24 19 12
WIND GUST (MPH) 47 51
PRECIP PROB (%) 100 100 100 100 40 40 10 10 50 50 90 90 100 100 60 60 5
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.40 0.41 0.05 0.01 0.04 0.12 0.35 0.03
6 HOUR SNOW 2.7 3.4 0.6 0.0 0.4 0.4 1.0 0.2
12 HOUR SNOW 6.1 0.6 0.8 1.2
SNOW LEVEL (KFT) 6.3 5.9 5.7 5.1 5.1 5.0 5.0 4.9 5.0 5.2 6.0 6.8 7.1 6.9 6.2 5.7 5.5
..GARFIELD PEAK (7500 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV BK
CLOUD COVER (%) 100 100 100 100 90 85 85 75 80 90 95 95 100 100 85 75 60
TEMPERATURE 32 32 31 31 29 27 26 26 25 27 29 33 33 33 32 31 28
MAX/MIN TEMP 32 25 33 26
WIND DIR SE S S S SW SW S S S S S S S SW W SW S
WIND (MPH) 20 23 23 19 23 13 11 11 10 12 20 29 33 14 24 19 12
WIND GUST (MPH) 51
PRECIP PROB (%) 100 100 100 100 40 40 10 10 50 50 90 90 100 100 50 50 5
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.38 0.36 0.07 0.01 0.08 0.14 0.40 0.04
6 HOUR SNOW 2.6 3.2 0.7 0.0 0.7 0.6 1.3 0.3
12 HOUR SNOW 5.8 0.7 1.3 1.6
SNOW LEVEL (KFT) 6.0 5.7 5.7 5.2 5.1 5.0 5.0 4.9 5.0 5.1 5.7 6.5 7.1 6.9 6.2 5.7 5.5
..BROWN MOUNTAIN (6000 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV BK
CLOUD COVER (%) 100 100 100 100 85 80 70 75 90 85 95 95 100 100 85 75 55
TEMPERATURE 36 35 35 35 33 32 31 31 30 31 33 37 36 37 36 36 32
MAX/MIN TEMP 35 29 37 30
WIND DIR S S S SW SW S S S S S S S S S SW SW S
WIND (MPH) 19 13 13 14 11 11 9 9 10 13 12 16 13 11 10 6 5
WIND GUST (MPH) 36
PRECIP PROB (%) 100 100 90 90 40 40 10 10 50 50 90 90 100 100 40 40 10
PRECIP TYPE S S S S S S S S S R R R S S
6 HOUR QPF 0.32 0.13 0.01 0.01 0.03 0.11 0.14 0.00
6 HOUR SNOW 0.9 0.7 0.1 0.0 0.2 0.0 0.0 0.0
12 HOUR SNOW 1.6 0.1 0.2 0.0
SNOW LEVEL (KFT) 6.1 6.0 5.4 5.3 5.2 5.0 5.0 5.0 5.0 5.3 6.2 7.0 7.3 7.0 6.5 6.0 5.8
..MOUNT MCLOUGHLIN (7500 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV BK OV OV OV OV OV OV OV OV BK
CLOUD COVER (%) 100 100 100 100 80 75 80 65 85 85 95 95 100 100 85 80 60
TEMPERATURE 36 35 34 33 30 29 29 29 29 30 33 35 34 35 33 34 30
MAX/MIN TEMP 35 28 35 29
WIND DIR SE S S SW SW SW S S S S S S S SW SW SW S
WIND (MPH) 31 23 21 19 24 11 10 11 12 17 20 28 33 17 24 18 12
WIND GUST (MPH) 64 37 48 51 34
PRECIP PROB (%) 100 100 100 100 50 50 10 10 60 60 100 100 100 100 70 70 10
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.39 0.32 0.05 0.02 0.05 0.22 0.33 0.02
6 HOUR SNOW 1.8 2.3 0.5 0.2 0.4 0.4 0.4 0.2
12 HOUR SNOW 4.1 0.7 0.8 0.6
SNOW LEVEL (KFT) 6.5 6.0 5.5 5.1 5.1 5.0 5.0 4.9 5.0 5.3 6.2 7.0 7.2 6.9 6.2 5.8 5.5
..MOUNT BAILEY (6800 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV BK OV OV OV OV OV OV OV OV BK
CLOUD COVER (%) 100 100 100 100 80 75 85 65 80 85 100 100 100 100 90 80 65
TEMPERATURE 36 35 34 34 30 29 28 29 28 30 33 36 35 35 33 33 30
MAX/MIN TEMP 35 28 36 28
WIND DIR SE S S SW SW SW S S S S S S S SW SW SW S
WIND (MPH) 29 23 20 17 24 11 11 12 12 17 19 27 33 17 25 18 13
WIND GUST (MPH) 50 50
PRECIP PROB (%) 100 100 100 100 50 50 10 10 60 60 100 100 100 100 70 70 5
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.46 0.39 0.06 0.03 0.06 0.27 0.38 0.03
6 HOUR SNOW 2.1 2.8 0.6 0.2 0.5 0.6 0.5 0.2
12 HOUR SNOW 4.9 0.8 1.1 0.7
SNOW LEVEL (KFT) 6.7 5.9 5.6 5.0 5.0 4.9 4.9 4.8 4.9 5.2 6.2 7.0 7.2 6.8 6.1 5.7 5.4
..MOUNT ASHLAND/SISKIYOU PEAK (7000 FT)
DATE SATURDAY 12/21/24 SUNDAY 12/22/24
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV BK OV OV OV OV OV OV OV OV OV OV BK BK
CLOUD COVER (%) 100 100 95 95 60 75 75 80 90 75 90 90 95 95 75 65 65
TEMPERATURE 36 36 35 34 31 29 30 31 30 31 34 36 34 35 35 35 34
MAX/MIN TEMP 36 29 36 33
WIND DIR S S S S S S S S S S S S S S SW S S
WIND (MPH) 43 17 18 24 21 11 11 12 18 23 25 26 29 17 18 16 10
WIND GUST (MPH) 67
PRECIP PROB (%) 100 100 90 90 20 20 10 10 20 20 90 90 90 90 10 10 5
PRECIP TYPE S S S S S S S S S S S S
6 HOUR QPF 0.74 0.19 0.03 0.04 0.02 0.20 0.19 0.00
6 HOUR SNOW 4.3 1.2 0.3 0.2 0.1 0.3 0.1 0.0
12 HOUR SNOW 5.5 0.5 0.4 0.1
SNOW LEVEL (KFT) 6.8 6.1 5.3 5.2 5.2 5.2 5.1 5.0 5.1 5.6 6.6 7.2 7.4 7.0 6.4 6.1 5.9
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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