Avalanche Weather Guidance
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
848
FWUS46 KPDT 201056
AVGPDT
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
356 AM PDT WED AUG 20 2025
...BROKEN TOP...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 CL FW FW FW FW FW FW FW CL CL CL CL FW CL FW FW
CLOUD COVER (%) 5 0 5 15 20 10 5 5 10 0 0 5 5 5 5 10 10
TEMPERATURE 45 49 56 61 61 53 49 48 49 53 60 67 67 59 54 54 54
MAX/MIN TEMP 62 47 69 52
WIND DIR W SW W NW N NE NE E SE E E E NE NE NE NE NE
WIND (MPH) 3 3 3 5 5 4 4 3 3 4 5 5 6 9 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 10.8 10.6 10.9 11.3 11.4 11.2 11.1 10.9 10.6 10.7 10.9 11.5 12.1 12.2 12.1 12.2 12.2
...TAM MCARTHUR RIM...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 CL FW FW SC FW FW FW FW CL CL CL FW FW FW FW FW
CLOUD COVER (%) 5 0 10 15 25 10 5 5 10 0 0 5 5 5 5 5 5
TEMPERATURE 46 50 57 62 62 55 50 48 49 53 62 68 68 60 55 54 54
MAX/MIN TEMP 63 47 70 53
WIND DIR W SW NW N N N NE SE SE E E NE NE N N NE NE
WIND (MPH) 3 3 3 4 5 4 4 3 3 4 5 5 6 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 10.8 10.6 11.0 11.4 11.5 11.2 11.1 10.9 10.6 10.7 10.9 11.5 12.1 12.2 12.1 12.2 12.2
...NEWBERRY CRATER...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 CL CL CL FW FW FW FW FW CL CL CL CL FW FW CL FW
CLOUD COVER (%) 15 5 5 5 5 10 5 5 15 5 0 5 5 10 5 5 10
TEMPERATURE 47 49 57 63 64 58 52 52 51 53 62 69 71 64 57 57 56
MAX/MIN TEMP 66 50 73 54
WIND DIR NW W W NW N N NE NE E E E E NE N N NE NE
WIND (MPH) 4 3 3 5 6 8 8 5 4 5 5 5 5 8 11 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 10.9 10.9 11.0 11.6 11.9 11.9 11.6 11.4 11.4 11.2 11.1 11.6 12.3 12.3 12.4 12.3 12.2
...WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 CL CL FW FW FW FW FW FW CL CL FW FW CL CL FW FW
CLOUD COVER (%) 10 5 5 10 5 5 10 10 15 5 5 5 5 5 5 5 10
TEMPERATURE 47 51 57 61 61 53 47 45 44 50 57 63 63 54 50 49 49
MAX/MIN TEMP 63 43 65 48
WIND DIR W NW N N N NW NW NW NE NE NE N N N N N SW
WIND (MPH) 5 5 6 9 10 8 6 4 4 4 4 5 6 5 5 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.3 11.1 11.8 12.0 11.9 11.3 10.8 10.2 9.8 9.5 10.0 11.3 11.4 11.0 10.6 10.8 10.6
...SALT CREEK AREA (5,000 FT TO 7,000 FT)...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 CL CL FW FW FW FW FW FW CL CL CL FW CL CL CL FW
CLOUD COVER (%) 10 5 5 15 10 5 10 10 15 5 0 5 5 5 5 5 5
TEMPERATURE 52 58 66 70 69 60 54 52 49 57 66 71 72 62 57 55 53
MAX/MIN TEMP 71 49 73 52
WIND DIR NW N N N N NW NW NW NW N NE N N N NW NW NW
WIND (MPH) 6 5 6 8 9 9 8 5 5 5 5 5 6 8 6 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.3 11.0 11.6 12.2 12.2 11.6 11.0 10.4 9.9 9.6 9.7 11.1 11.3 11.0 10.6 10.8 10.6
...CLEAR CREEK AREA (6,000 FT TO 8,000 FT)...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 CL CL FW FW FW FW FW FW CL CL FW FW FW CL FW FW
CLOUD COVER (%) 10 5 5 15 10 10 10 10 15 5 0 5 5 5 5 5 10
TEMPERATURE 52 58 64 69 68 59 53 50 49 56 64 69 70 60 55 54 53
MAX/MIN TEMP 69 48 71 52
WIND DIR N NE S NW N N N N N N E E NE N N N N
WIND (MPH) 6 5 6 9 10 9 8 6 5 5 5 6 6 9 9 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.2 10.9 11.3 11.9 12.1 11.7 11.0 10.5 9.9 9.5 10.0 11.2 11.4 11.0 10.7 10.9 10.7
...CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 CL CL CL CL FW FW FW FW CL CL CL CL CL CL CL FW
CLOUD COVER (%) 5 0 5 5 5 5 10 5 10 5 0 5 5 5 5 5 5
TEMPERATURE 51 55 63 67 66 57 52 50 49 54 63 69 69 60 55 54 53
MAX/MIN TEMP 67 48 70 52
WIND DIR NE N NW NW N N NE NE NE NE NW NW NW N NE NE NE
WIND (MPH) 6 8 9 10 10 9 8 5 5 4 5 6 8 6 6 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.0 10.9 11.0 11.3 11.4 11.0 10.6 10.1 9.5 9.2 9.6 10.6 11.1 10.9 10.6 10.8 10.7
...NORWAY AREA (7,000 FT TO 10,000 FT)...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 CL CL FW FW FW FW FW FW CL CL FW FW FW CL CL FW
CLOUD COVER (%) 10 5 5 15 10 5 10 10 15 5 0 5 10 5 5 5 10
TEMPERATURE 50 55 60 64 63 55 50 48 47 52 60 64 65 57 53 51 51
MAX/MIN TEMP 64 46 66 50
WIND DIR NW W SW W N N N N N N SE SE NE N N N N
WIND (MPH) 9 8 8 10 11 11 9 8 6 5 5 6 9 9 9 9 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.1 10.9 11.3 11.8 12.0 11.4 10.9 10.4 9.8 9.5 10.1 11.2 11.4 11.0 10.7 10.9 10.7
...ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 CL CL CL CL FW CL FW FW CL CL CL CL CL CL CL CL
CLOUD COVER (%) 5 5 5 5 5 10 5 10 10 0 0 5 5 5 5 5 5
TEMPERATURE 47 49 56 60 59 50 47 46 45 49 58 63 64 54 51 51 50
MAX/MIN TEMP 62 43 66 48
WIND DIR NW NW NW NW NW NW NW N N N N N N N N NW NW
WIND (MPH) 8 8 9 10 10 8 5 5 5 4 5 5 8 6 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.0 10.9 11.1 11.4 11.3 10.9 10.4 9.9 9.4 9.4 10.0 10.9 11.0 10.8 10.9 10.6 10.5
...BLUE MOUNTAINS (4,000 FT TO 6,000 FT)...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 CL CL CL CL FW FW FW FW CL CL CL CL CL CL CL CL
CLOUD COVER (%) 10 5 5 5 5 5 5 5 10 5 0 0 5 0 5 5 5
TEMPERATURE 52 56 65 70 70 61 56 54 52 59 69 75 75 65 59 57 55
MAX/MIN TEMP 71 52 77 54
WIND DIR W W W NW NW NW NW N NE E N N N N NE E E
WIND (MPH) 3 4 5 6 6 3 3 3 3 3 3 4 5 4 4 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.3 11.2 11.0 10.9 10.7 10.4 10.0 9.5 9.2 9.0 9.1 9.7 9.9 9.8 9.8 10.0 10.0
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN