790
FWUS46 KMFR 200937
AVGMFR
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE MEDFORD OR
237 AM PDT WED MAY 20 2026
..MT. SHASTA SKI BOWL (7,850 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK SC CL FW FW FW SC FW FW FW FW FW FW FW FW CL CL
CLOUD COVER (%) 55 30 5 10 15 25 30 15 20 10 20 25 15 25 15 5 0
TEMPERATURE 41 46 51 54 55 52 47 45 44 51 55 58 58 54 52 49 48
MAX/MIN TEMP 57 43 61 47
WIND DIR NW NW NW W N N NE NW N N N NE N N NE SE N
WIND (MPH) 11 6 4 5 10 11 11 11 9 3 4 5 6 9 11 10 9
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 8.4 8.5 9.4 10.2 10.6 10.6 10.4 10.2 10.0 10.1 10.7 11.1 11.2 10.9 10.7 10.5 10.5
..MT. SHASTA BUNNY FLAT (6,930 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK SC CL FW FW SC SC FW FW FW FW FW FW FW FW CL CL
CLOUD COVER (%) 55 30 5 10 10 25 30 15 20 10 15 20 10 20 15 5 0
TEMPERATURE 37 44 56 59 58 49 43 39 38 47 61 64 60 51 47 43 42
MAX/MIN TEMP 60 37 66 41
WIND DIR N N N NW NW NW N N NE E E NE NW NW N N NE
WIND (MPH) 8 4 9 9 9 9 6 6 5 2 5 9 10 6 8 6 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 8.3 8.4 9.2 10.1 10.5 10.6 10.4 10.2 10.0 10.0 10.6 11.0 11.1 10.9 10.8 10.6 10.5
..MT. SHASTA GRAY BUTTE (7,790 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK SC CL FW FW FW SC FW FW FW FW FW FW SC FW CL CL
CLOUD COVER (%) 55 30 5 10 15 25 30 15 20 10 15 25 20 25 15 5 0
TEMPERATURE 40 45 49 52 54 51 47 46 45 51 53 56 58 56 52 50 48
MAX/MIN TEMP 57 44 60 48
WIND DIR NW NW NW W NW N NE NW N N N NE NW N NE SE N
WIND (MPH) 12 6 4 5 9 11 12 11 10 3 4 4 6 9 12 11 10
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 8.4 8.5 9.3 10.1 10.6 10.6 10.3 10.2 10.0 10.1 10.6 11.1 11.3 10.9 10.7 10.5 10.5
..MT. SHASTA HELEN LAKE (10,450 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC SC FW FW FW SC SC FW FW FW FW FW FW FW FW CL CL
CLOUD COVER (%) 50 25 5 10 20 25 30 15 20 10 20 25 20 20 15 5 0
TEMPERATURE 29 33 39 41 41 38 34 32 31 38 44 44 44 42 37 35 34
MAX/MIN TEMP 43 31 47 34
WIND DIR W NW SW S E NE E W NW NW NW NE N NE SE SW W
WIND (MPH) 13 11 8 9 13 14 12 13 11 8 10 10 11 11 13 12 11
WIND GUST (MPH) 31
PRECIP PROB (%) 0 0 0 0 5 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 8.3 8.5 9.4 10.2 10.5 10.5 10.3 10.2 9.9 10.1 10.7 11.1 11.2 10.9 10.7 10.5 10.5
..ASH CREEK BUTTE (7,500 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC SC CL FW SC FW SC FW FW FW FW FW SC FW FW CL CL
CLOUD COVER (%) 50 30 5 15 35 25 35 15 15 15 10 20 35 25 10 5 5
TEMPERATURE 40 45 51 57 58 56 48 45 43 49 54 60 60 60 53 49 46
MAX/MIN TEMP 59 43 62 46
WIND DIR N N N NW NW N NW N NE E E E NE NE NE NE E
WIND (MPH) 11 8 5 5 10 11 11 12 11 6 6 5 9 9 11 11 10
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 8.3 8.3 9.0 10.1 10.5 10.4 10.2 10.1 10.0 9.9 10.4 11.0 11.2 10.8 10.5 10.4 10.4
..CASTLE LAKE (5,440 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK SC CL CL FW FW SC FW SC FW CL FW FW FW FW CL CL
CLOUD COVER (%) 60 40 5 0 10 20 30 20 30 10 5 10 25 25 20 5 5
TEMPERATURE 46 53 63 67 68 62 56 53 51 60 68 72 71 65 60 57 54
MAX/MIN TEMP 71 51 76 54
WIND DIR NE N N N N NW N N N NE NE NE N NW N N N
WIND (MPH) 8 5 5 5 8 6 6 6 4 3 4 4 5 4 8 6 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 8.4 8.4 8.8 9.7 10.4 10.4 10.3 10.2 10.0 9.9 10.3 10.8 11.3 11.1 10.9 10.7 10.6
..MT. EDDY BOWL (6,500 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK SC FW CL FW SC SC FW FW FW FW FW FW FW FW CL CL
CLOUD COVER (%) 55 30 10 5 10 25 30 15 20 10 10 15 20 20 15 5 5
TEMPERATURE 41 49 53 58 59 54 48 44 42 55 59 63 63 58 53 49 46
MAX/MIN TEMP 61 41 66 46
WIND DIR N N N NW NW N N N NE NE NE N NW N N N NE
WIND (MPH) 10 8 8 8 10 11 9 8 5 4 6 6 8 6 8 6 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 8.2 8.4 8.9 9.8 10.3 10.3 10.2 10.2 10.0 10.0 10.4 10.8 11.1 11.0 10.8 10.7 10.5
..WATCHMAN PEAK (7300 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC FW CL FW FW SC SC SC FW FW SC FW SC FW FW CL CL
CLOUD COVER (%) 45 10 0 15 20 45 40 30 15 10 25 20 30 15 5 5 5
TEMPERATURE 34 41 52 56 57 50 41 37 35 43 54 60 62 55 45 40 39
MAX/MIN TEMP 57 35 63 39
WIND DIR NE E NW NW NW N NE E E E E E NE NE NE E E
WIND (MPH) 6 3 10 12 13 10 13 13 16 14 13 8 10 11 11 9 8
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 7.1 7.2 8.3 9.5 10.0 9.8 9.6 9.3 9.0 8.9 9.2 9.5 10.0 10.1 9.7 9.4 9.2
..GARFIELD PEAK (7500 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC FW CL FW FW SC SC SC FW FW SC FW SC FW FW CL CL
CLOUD COVER (%) 50 10 5 10 25 40 45 35 15 10 30 20 30 15 5 5 5
TEMPERATURE 33 40 52 57 57 50 40 36 34 42 53 59 61 55 44 40 38
MAX/MIN TEMP 58 34 62 38
WIND DIR NE NE N NW NW N NE NE E E E E E E NE NE NE
WIND (MPH) 5 4 8 12 13 11 13 12 13 11 10 8 10 10 12 10 9
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 7.2 7.3 8.4 9.5 10.1 9.8 9.6 9.4 9.1 8.9 9.1 9.6 9.9 10.0 9.7 9.4 9.2
..BROWN MOUNTAIN (6000 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC FW CL FW FW SC SC FW FW FW FW FW SC FW CL CL CL
CLOUD COVER (%) 40 15 5 10 15 25 40 20 20 10 25 15 45 10 5 5 0
TEMPERATURE 37 42 54 60 61 56 45 41 40 45 58 65 67 61 50 45 43
MAX/MIN TEMP 62 39 69 42
WIND DIR NE NE W W NW NW NE NE NE NE E NE NW NW NW NE NE
WIND (MPH) 4 8 8 9 10 6 10 11 10 10 10 8 10 8 4 4 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 7.7 7.6 8.4 9.5 9.8 9.7 9.7 9.6 9.4 9.3 9.6 10.1 10.6 10.3 9.9 9.6 9.3
..MOUNT MCLOUGHLIN (7500 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC FW CL FW FW SC SC FW FW FW SC FW SC FW CL CL CL
CLOUD COVER (%) 35 15 0 10 20 40 35 20 15 10 30 20 35 10 5 0 5
TEMPERATURE 37 42 49 53 54 51 44 42 41 47 54 59 60 56 49 46 45
MAX/MIN TEMP 55 41 61 43
WIND DIR NE E NW NW NW N NE E E E E E N N NE E E
WIND (MPH) 6 5 11 12 13 10 11 13 14 11 10 8 12 11 8 9 9
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 7.3 7.3 8.3 9.3 9.8 9.7 9.6 9.2 8.9 8.8 9.1 9.7 10.1 10.1 9.7 9.3 8.9
..MOUNT BAILEY (6800 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC FW CL FW FW SC SC FW FW FW SC FW SC FW CL CL CL
CLOUD COVER (%) 35 15 0 10 25 45 35 20 15 10 30 20 30 10 5 5 5
TEMPERATURE 37 42 49 54 55 51 44 41 40 47 54 59 60 56 48 45 44
MAX/MIN TEMP 55 40 61 42
WIND DIR E E NW NW NW N NE E E E E E N N NE E E
WIND (MPH) 8 5 12 13 13 10 11 13 16 12 10 8 12 11 9 9 9
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 7.1 7.2 8.1 9.2 9.8 9.7 9.5 9.0 8.7 8.6 8.9 9.4 9.9 10.0 9.6 9.2 8.8
..MOUNT ASHLAND/SISKIYOU PEAK (7000 FT)
DATE WEDNESDAY 05/20/26 THURSDAY 05/21/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC FW FW FW FW SC SC FW FW FW FW FW SC FW CL CL CL
CLOUD COVER (%) 45 15 10 5 15 30 30 20 20 10 15 10 35 10 5 0 0
TEMPERATURE 41 46 50 52 53 50 46 44 43 51 57 60 59 56 52 49 47
MAX/MIN TEMP 54 43 62 47
WIND DIR N N N N N N N NE E E E NE N N N N N
WIND (MPH) 10 9 11 14 19 18 11 8 9 9 8 9 17 20 13 10 8
WIND GUST (MPH)
PRECIP PROB (%) 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 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
SNOW LEVEL (KFT) 7.7 7.7 8.3 9.0 9.3 9.5 9.7 9.7 9.5 9.4 9.6 10.1 10.1 10.0 9.8 9.9 9.6
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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