Avalanche Weather Guidance
Issued by NWS Medford, OR
Issued by NWS Medford, OR
959
FWUS46 KMFR 170936
AVGMFR
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE MEDFORD OR
236 AM PDT MON AUG 17 2026
...MT. SHASTA SKI BOWL (7,850 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV OV BK SC CL CL FW FW BK SC SC FW SC FW FW FW SC
CLOUD COVER (%) 75 70 55 35 5 5 10 15 55 30 30 20 30 15 20 25 25
TEMPERATURE 57 56 59 64 66 59 55 56 56 56 63 67 69 61 58 58 57
MAX/MIN TEMP 66 54 69 56
WIND DIR SE SE S S SW SW SW NE E NE N NW NW NE NE E E
WIND (MPH) 10 11 13 9 9 3 4 4 4 2 4 5 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) 9.8 9.8 10.0 10.5 10.8 11.4 11.2 10.7 10.7 10.9 11.7 12.5 12.7 12.5 12.1 12.0 11.7
...MT. SHASTA BUNNY FLAT (6,930 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV OV SC SC CL CL FW FW BK SC SC FW SC FW FW FW FW
CLOUD COVER (%) 70 70 45 35 5 5 5 10 60 35 30 15 30 15 20 20 25
TEMPERATURE 51 55 65 69 69 59 52 51 50 55 69 72 72 59 54 52 51
MAX/MIN TEMP 70 49 74 51
WIND DIR SE SE S S S SW NW N N N N W NW NW N N NE
WIND (MPH) 6 8 10 9 9 3 3 4 3 2 4 6 6 5 6 5 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) 9.8 9.8 9.9 10.4 10.8 11.5 11.2 10.7 10.7 10.8 11.6 12.5 12.7 12.5 12.1 12.0 11.7
...MT. SHASTA GRAY BUTTE (7,790 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV OV BK SC CL CL FW FW BK SC SC FW SC FW FW SC SC
CLOUD COVER (%) 80 70 55 35 5 5 10 15 55 30 30 15 30 15 20 25 25
TEMPERATURE 57 55 57 63 65 58 55 56 55 56 61 66 69 62 58 58 57
MAX/MIN TEMP 65 54 69 56
WIND DIR SE SE S S SW SW SW NE E NE NE W NW NE NE E E
WIND (MPH) 10 11 13 9 9 3 4 4 4 2 3 5 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) 9.8 9.8 10.0 10.5 10.7 11.4 11.2 10.7 10.7 10.8 11.7 12.4 12.7 12.5 12.1 12.0 11.7
...MT. SHASTA HELEN LAKE (10,450 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV BK BK SC CL CL FW FW BK SC SC FW FW FW FW FW SC
CLOUD COVER (%) 75 65 50 30 5 5 10 15 55 30 30 20 20 15 20 25 25
TEMPERATURE 46 47 50 52 53 47 44 45 44 47 53 55 55 50 47 46 45
MAX/MIN TEMP 53 44 56 45
WIND DIR S S S S SW W SE SE E NE NE NE NW SE SE S S
WIND (MPH) 16 17 19 14 12 8 11 9 9 8 8 9 6 8 12 12 12
WIND GUST (MPH) 35 33 31 28 26 36 41
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) 9.9 9.9 10.1 10.7 11.0 11.5 11.2 10.8 10.8 10.9 11.9 12.6 12.8 12.5 12.1 12.0 11.7
...ASH CREEK BUTTE (7,500 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV BK SC SC FW FW FW FW BK FW FW FW FW FW FW FW FW
CLOUD COVER (%) 75 65 45 30 5 10 10 10 55 25 20 10 25 20 15 20 25
TEMPERATURE 56 56 61 66 67 61 55 54 54 56 65 69 70 64 58 57 56
MAX/MIN TEMP 67 53 71 56
WIND DIR S S S SW SW SW NW N N N SE SW W NW NW NW NW
WIND (MPH) 3 4 6 9 10 6 4 4 4 4 3 5 5 5 8 8 6
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) 9.9 9.9 10.0 10.5 11.0 11.4 11.2 10.7 10.7 10.8 12.0 12.8 12.9 12.6 12.1 12.1 11.8
...CASTLE LAKE (5,440 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV OV SC SC FW FW FW FW BK SC FW FW FW FW FW FW FW
CLOUD COVER (%) 75 70 45 30 5 5 5 10 60 45 25 10 25 20 15 25 25
TEMPERATURE 61 63 70 75 76 68 61 60 59 63 74 78 79 70 64 63 61
MAX/MIN TEMP 77 58 80 61
WIND DIR SW S S S S S N N NW N SE S S NW N N N
WIND (MPH) 1 1 3 6 6 2 2 3 2 1 2 4 4 3 6 5 2
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) 9.8 9.8 9.8 10.3 10.9 11.6 11.2 10.8 10.8 10.7 11.5 12.5 12.7 12.7 12.1 11.8 11.6
...MT. EDDY BOWL (6,500 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV SC SC FW FW FW FW BK SC FW FW SC FW FW FW SC
CLOUD COVER (%) 65 75 40 30 10 5 5 10 55 45 25 15 30 20 20 15 25
TEMPERATURE 59 62 64 70 71 62 58 58 56 61 67 72 74 65 61 59 58
MAX/MIN TEMP 71 55 74 57
WIND DIR S S S SE S W NW NW NW N N NW NW NW N N N
WIND (MPH) 2 4 3 5 4 2 2 2 2 2 4 4 3 3 5 4 2
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) 9.8 9.8 10.0 10.8 11.4 11.9 11.3 10.9 10.8 10.8 11.9 12.8 13.0 12.8 12.1 11.9 11.7
...WATCHMAN PEAK (7300 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV OV OV OV SC FW FW FW FW FW FW FW FW SC SC SC SC
CLOUD COVER (%) 90 70 75 70 50 15 10 10 20 15 10 10 25 25 45 30 35
TEMPERATURE 51 55 66 68 69 61 55 51 49 54 67 69 69 59 54 51 49
MAX/MIN TEMP 69 48 70 48
WIND DIR E SE S W W NW NW NW NE W W W NW NW N N NE
WIND (MPH) 4 5 3 6 9 5 3 2 2 3 9 12 11 5 3 3 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 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) 11.1 10.7 10.7 12.0 12.0 11.3 11.2 11.0 11.1 10.9 11.2 11.5 11.4 10.9 11.6 11.9 11.7
...GARFIELD PEAK (7500 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV BK OV OV SC FW FW FW FW FW FW FW SC FW SC SC SC
CLOUD COVER (%) 95 65 80 70 50 10 10 10 15 10 10 15 35 20 45 30 35
TEMPERATURE 50 54 64 68 68 61 54 50 48 53 66 70 68 59 54 50 48
MAX/MIN TEMP 69 48 70 48
WIND DIR E SE S W W NW NW NW N W W W W NW NW N N
WIND (MPH) 4 5 3 5 9 6 5 3 2 3 8 12 11 8 4 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 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) 11.0 10.6 10.5 12.0 12.1 11.5 11.3 11.1 11.2 11.0 11.4 11.6 11.6 11.1 11.8 11.9 11.8
...BROWN MOUNTAIN (6000 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV OV OV BK FW CL CL FW SC FW FW SC FW FW SC FW SC
CLOUD COVER (%) 95 80 85 50 10 5 0 15 30 20 20 35 25 20 25 20 30
TEMPERATURE 53 53 66 72 73 68 59 55 52 53 69 73 74 67 60 54 51
MAX/MIN TEMP 74 50 75 50
WIND DIR E E S W W NW NW NW NE NW W W NW NW NW N NE
WIND (MPH) 3 3 2 4 5 5 3 3 2 2 4 6 6 4 3 4 3
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) 10.6 10.2 10.2 11.0 11.5 11.4 11.4 11.4 11.2 11.1 11.4 11.5 11.5 11.9 12.2 12.1 11.9
...MOUNT MCLOUGHLIN (7500 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV OV OV BK SC FW FW FW FW FW FW FW FW SC SC SC SC
CLOUD COVER (%) 90 80 70 70 45 20 5 10 20 15 10 10 15 30 30 25 30
TEMPERATURE 54 56 64 66 66 60 55 54 53 56 65 67 66 59 55 54 52
MAX/MIN TEMP 67 53 68 52
WIND DIR SE SE SW W NW NW NW NW E W W NW NW NW N E E
WIND (MPH) 5 5 2 6 8 5 3 3 3 3 8 10 10 5 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 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) 11.0 10.7 10.7 11.7 11.8 11.3 11.1 11.1 10.9 10.8 11.2 11.4 11.3 11.0 11.6 11.8 11.8
...MOUNT BAILEY (6800 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV OV BK OV BK SC FW FW FW FW CL CL FW SC SC SC SC
CLOUD COVER (%) 90 80 65 70 60 30 10 10 15 15 5 5 15 35 35 30 30
TEMPERATURE 54 56 64 66 66 60 55 55 53 56 64 67 66 58 55 54 52
MAX/MIN TEMP 67 53 67 52
WIND DIR SE SE SW W NW NW W NW E W W NW NW NW N E E
WIND (MPH) 5 6 2 8 9 4 3 3 2 3 9 11 11 5 4 4 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 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) 11.1 10.9 11.0 12.0 12.0 11.2 11.0 10.9 10.8 10.6 11.1 11.3 11.2 10.7 11.3 11.7 11.7
...MOUNT ASHLAND/SISKIYOU PEAK (7000 FT)...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 OV BK SC BK FW FW CL FW SC FW SC SC SC FW FW FW SC
CLOUD COVER (%) 80 60 50 55 25 5 0 10 30 15 30 30 30 15 20 20 30
TEMPERATURE 58 59 63 67 67 62 58 57 57 59 65 68 68 61 58 58 57
MAX/MIN TEMP 68 56 69 57
WIND DIR SE SE S NW NW NW NW W N N NW NW NW NW NW NW NW
WIND (MPH) 3 4 2 2 9 9 5 4 3 2 2 8 11 9 6 5 4
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) 10.3 10.1 10.0 11.1 11.7 11.7 11.7 11.4 11.1 11.0 11.5 11.9 12.1 12.1 12.2 12.0 11.9
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN