Avalanche Weather Guidance
Issued by NWS Medford, OR
Issued by NWS Medford, OR
727
FWUS46 KMFR 180936
AVGMFR
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE MEDFORD OR
236 AM PDT TUE AUG 18 2026
...MT. SHASTA SKI BOWL (7,850 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 FW FW FW FW FW FW FW SC SC FW FW FW FW FW FW FW FW
CLOUD COVER (%) 25 20 10 20 15 25 20 40 50 10 20 10 5 10 5 10 10
TEMPERATURE 56 57 63 68 70 63 59 59 59 59 65 69 70 64 60 59 58
MAX/MIN TEMP 70 56 70 57
WIND DIR NE N S SW W NW NE NE NE S S S S SW NW N E
WIND (MPH) 4 3 3 5 5 4 6 5 4 4 6 10 10 4 2 3 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) 10.6 10.7 11.3 12.3 12.8 12.4 11.9 11.6 11.6 11.6 11.9 12.3 12.4 12.4 12.5 12.5 12.3
...MT. SHASTA BUNNY FLAT (6,930 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 FW FW CL FW FW FW FW SC SC FW FW FW FW FW CL FW FW
CLOUD COVER (%) 20 20 5 15 10 25 20 40 50 10 15 5 5 10 5 5 10
TEMPERATURE 51 56 69 73 74 63 55 53 53 57 71 74 73 60 55 54 53
MAX/MIN TEMP 75 51 75 52
WIND DIR NE SE SW W W N NE E E SE S S S SW NW NE SE
WIND (MPH) 3 3 3 5 6 4 5 4 3 3 5 9 9 4 2 3 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) 10.6 10.7 11.1 12.1 12.7 12.4 11.9 11.6 11.6 11.6 11.9 12.3 12.5 12.5 12.5 12.5 12.3
...MT. SHASTA GRAY BUTTE (7,790 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 FW FW FW FW FW FW FW SC SC FW FW FW FW FW FW FW FW
CLOUD COVER (%) 25 15 10 15 15 25 20 40 50 15 20 5 5 10 5 10 10
TEMPERATURE 56 56 62 67 70 63 59 59 59 59 64 68 70 63 60 59 58
MAX/MIN TEMP 70 57 70 57
WIND DIR N N S SW SW NW N NE NE SE S S S SW NW NW E
WIND (MPH) 4 3 3 4 5 4 6 5 4 4 6 10 10 4 2 3 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) 10.6 10.7 11.2 12.3 12.8 12.4 11.9 11.6 11.6 11.6 11.8 12.2 12.4 12.4 12.5 12.5 12.3
...MT. SHASTA HELEN LAKE (10,450 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 FW FW FW FW FW FW FW SC SC FW FW FW CL FW FW FW FW
CLOUD COVER (%) 25 15 10 25 25 25 20 45 50 15 20 5 5 10 5 10 10
TEMPERATURE 44 47 54 56 57 51 47 47 47 49 56 58 56 50 48 48 47
MAX/MIN TEMP 57 46 58 47
WIND DIR SW W SW W W W SE SE E SW SW SW S W NW NW E
WIND (MPH) 5 4 4 5 6 5 8 6 5 6 8 11 11 5 3 5 8
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) 10.7 10.8 11.6 12.5 13.0 12.5 12.0 11.6 11.6 11.7 12.1 12.4 12.6 12.6 12.5 12.5 12.3
...ASH CREEK BUTTE (7,500 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 FW FW FW FW FW FW FW FW BK FW FW FW FW FW FW FW FW
CLOUD COVER (%) 20 15 5 10 20 20 10 10 55 20 15 10 5 15 5 10 10
TEMPERATURE 54 56 65 71 72 65 59 58 57 59 67 71 72 65 59 59 57
MAX/MIN TEMP 72 56 72 57
WIND DIR N N NE SW W NW N N N E S S SW SW W SW S
WIND (MPH) 5 5 3 4 5 4 6 6 5 4 6 9 10 8 4 3 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) 10.6 10.6 11.0 12.5 13.0 12.7 12.0 11.8 11.8 11.7 11.9 12.4 12.6 12.4 12.5 12.4 12.4
...CASTLE LAKE (5,440 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 FW FW FW FW FW FW SC SC SC FW FW CL FW FW CL FW FW
CLOUD COVER (%) 25 15 5 10 15 20 35 30 50 10 5 0 5 10 5 10 10
TEMPERATURE 60 64 75 80 81 72 65 64 63 66 76 80 81 71 65 64 62
MAX/MIN TEMP 82 62 81 62
WIND DIR NW NW NE NE NE N N N NW E SE S S SW NW N N
WIND (MPH) 2 3 1 3 4 3 5 4 2 1 4 6 6 3 1 0 0
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) 10.5 10.6 10.6 11.9 12.7 12.4 11.8 11.5 11.6 11.5 11.8 12.3 12.5 12.5 12.5 12.5 12.2
...MT. EDDY BOWL (6,500 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 FW FW FW FW FW SC SC SC BK FW FW CL FW FW CL FW FW
CLOUD COVER (%) 15 5 5 10 15 30 30 30 60 10 10 5 5 5 5 10 15
TEMPERATURE 57 61 67 73 75 66 61 61 59 63 70 75 76 66 62 61 60
MAX/MIN TEMP 75 58 76 59
WIND DIR NW NW N N N N NW NW NW E SE S S SW NW SE SE
WIND (MPH) 2 3 3 4 3 3 4 3 2 2 3 4 4 3 2 3 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) 10.7 10.8 11.0 12.3 13.0 12.6 12.0 11.6 11.5 11.5 12.0 12.6 12.7 12.7 12.6 12.5 12.2
...WATCHMAN PEAK (7300 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 CL CL FW FW OV BK FW CL CL FW FW FW FW
CLOUD COVER (%) 50 10 0 5 0 5 10 15 80 65 10 5 5 10 15 20 20
TEMPERATURE 50 55 68 70 71 62 55 52 51 56 70 73 72 61 57 54 51
MAX/MIN TEMP 71 50 73 51
WIND DIR NW W W W NW NW NW NE E SE SW W W NW N E E
WIND (MPH) 3 3 4 11 11 5 4 3 4 3 5 10 10 4 2 2 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) 11.3 11.0 11.0 11.6 11.7 11.8 11.9 12.2 12.1 12.0 12.2 12.5 12.5 12.5 12.8 12.6 12.7
...GARFIELD PEAK (7500 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 FW FW FW OV BK FW CL CL FW FW FW FW
CLOUD COVER (%) 50 10 0 10 5 10 10 15 80 60 10 5 5 10 15 20 25
TEMPERATURE 49 54 68 71 70 62 54 52 50 54 69 73 71 62 56 52 50
MAX/MIN TEMP 71 49 73 50
WIND DIR NW W W W NW NW NW NE E E SW W W NW NW NE NE
WIND (MPH) 3 3 4 10 11 6 4 3 3 3 5 9 10 6 3 2 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) 11.4 11.1 11.2 11.9 11.8 12.0 12.2 12.4 12.2 12.0 12.3 12.6 12.7 12.7 12.8 12.6 12.7
...BROWN MOUNTAIN (6000 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 FW FW CL CL FW FW FW SC OV BK CL FW FW FW FW FW FW
CLOUD COVER (%) 20 25 5 5 10 15 20 25 75 65 5 5 10 15 10 10 20
TEMPERATURE 52 53 70 74 76 69 60 56 53 54 71 76 76 69 61 57 53
MAX/MIN TEMP 76 51 78 52
WIND DIR NE E W NW NW NW NW NE E E SW W NW NW NW NE E
WIND (MPH) 2 2 3 5 5 4 3 4 3 2 3 5 6 4 3 3 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) 11.4 11.3 11.2 11.8 11.9 11.9 12.5 12.3 12.0 11.9 12.1 12.4 12.6 12.8 12.8 12.6 12.6
...MOUNT MCLOUGHLIN (7500 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 CL CL FW FW FW OV BK FW CL CL FW FW FW FW
CLOUD COVER (%) 35 15 5 5 5 5 10 20 75 60 10 5 5 10 15 15 20
TEMPERATURE 54 56 64 66 66 59 55 54 54 56 67 68 67 60 57 57 55
MAX/MIN TEMP 66 54 69 55
WIND DIR NW W W NW NW NW NW E SE E W W NW NW N E E
WIND (MPH) 3 3 4 9 10 5 4 5 5 3 5 9 9 5 4 5 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) 11.1 10.9 10.9 11.4 11.5 11.4 11.9 11.8 11.9 11.9 12.1 12.4 12.4 12.4 12.8 12.6 12.6
...MOUNT BAILEY (6800 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 CL CL CL FW OV BK FW CL CL FW FW FW FW
CLOUD COVER (%) 40 10 5 5 0 5 5 15 70 60 10 5 0 10 15 20 20
TEMPERATURE 54 56 63 64 64 58 54 54 54 57 66 67 66 59 56 57 55
MAX/MIN TEMP 64 54 67 55
WIND DIR NW SW W W NW NW NW E SE SE W W NW NW NE SE SE
WIND (MPH) 3 2 5 10 11 5 4 4 5 3 5 10 9 4 4 5 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) 10.9 10.6 10.7 11.3 11.4 11.2 11.7 11.6 11.9 11.9 12.1 12.4 12.3 12.3 12.8 12.5 12.6
...MOUNT ASHLAND/SISKIYOU PEAK (7000 FT)...
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26
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 FW FW CL FW FW FW SC FW OV SC CL CL CL FW FW FW FW
CLOUD COVER (%) 20 20 5 5 10 5 30 20 80 30 5 5 5 10 10 15 25
TEMPERATURE 57 59 64 66 65 59 57 57 57 59 66 69 67 60 59 59 59
MAX/MIN TEMP 66 57 69 59
WIND DIR NW N W NW NW NW NW NE SE E N NW NW NW NW E SE
WIND (MPH) 4 2 2 4 10 9 6 5 3 3 2 5 11 8 4 3 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) 11.5 11.3 11.2 11.7 11.9 12.0 12.4 12.2 12.0 11.9 11.9 12.7 12.8 12.9 12.8 12.6 12.2
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN