Avalanche Weather Guidance
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
550
FWUS46 KPDT 111056
AVGPDT
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
356 AM PDT MON AUG 11 2025
...BROKEN TOP...
DATE MONDAY 08/11/25 TUESDAY 08/12/25
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 FW FW FW
CLOUD COVER (%) 10 0 5 5 10 10 10 5 10 0 5 10 5 10 5 10 10
TEMPERATURE 59 63 70 75 75 67 62 60 60 62 69 73 72 63 58 56 54
MAX/MIN TEMP 77 58 75 52
WIND DIR W SW SW NW NW NW NW NW NW W W W W W W W W
WIND (MPH) 6 4 3 5 6 4 4 4 4 4 3 8 12 10 10 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 12.6 12.5 12.8 13.4 13.4 13.4 13.0 12.5 11.9 11.6 11.7 12.5 12.4 12.1 11.6 11.2 10.9
...TAM MCARTHUR RIM...
DATE MONDAY 08/11/25 TUESDAY 08/12/25
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 CL FW CL CL FW FW FW FW FW FW
CLOUD COVER (%) 5 0 5 5 10 10 10 5 10 5 5 10 10 10 5 10 5
TEMPERATURE 59 64 72 77 77 69 63 61 60 63 71 75 73 65 59 56 54
MAX/MIN TEMP 78 59 76 53
WIND DIR SW SW SW NW NW NW W W W W NW NW W W W W W
WIND (MPH) 6 4 3 4 6 4 5 4 4 4 3 6 12 11 10 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) 12.6 12.5 12.9 13.5 13.5 13.4 13.0 12.5 11.9 11.7 11.8 12.6 12.4 12.1 11.6 11.2 10.9
...NEWBERRY CRATER...
DATE MONDAY 08/11/25 TUESDAY 08/12/25
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 FW FW FW FW FW
CLOUD COVER (%) 15 0 5 5 10 10 10 5 15 5 0 5 5 10 10 5 10
TEMPERATURE 59 62 71 77 78 71 64 62 61 63 70 76 75 68 60 57 55
MAX/MIN TEMP 79 60 78 54
WIND DIR SE S SW W NW N N NE NE W W W NW NW W W W
WIND (MPH) 4 4 4 5 6 6 5 5 5 5 5 6 10 9 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 12.8 12.8 13.1 13.8 14.2 14.1 13.7 13.1 12.9 12.1 12.0 12.4 13.0 12.5 11.9 11.6 11.1
...WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)...
DATE MONDAY 08/11/25 TUESDAY 08/12/25
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 FW SC FW FW FW FW
CLOUD COVER (%) 15 5 15 25 10 10 20 20 15 5 5 20 30 15 10 10 10
TEMPERATURE 53 58 66 70 71 63 58 57 55 61 68 72 70 62 57 55 53
MAX/MIN TEMP 72 55 74 52
WIND DIR W NE N N NW NW W SW W SW NW W NW W W W W
WIND (MPH) 4 3 3 5 5 5 5 4 4 3 4 6 6 6 6 8 8
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 5 5 5 5 5 5 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.02 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) 11.6 12.0 13.1 13.6 13.5 12.8 12.4 12.2 12.1 12.6 13.0 13.5 13.4 13.1 12.7 12.3 11.8
...SALT CREEK AREA (5,000 FT TO 7,000 FT)...
DATE MONDAY 08/11/25 TUESDAY 08/12/25
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 FW SC FW FW FW FW
CLOUD COVER (%) 15 5 10 20 15 10 20 15 15 5 0 20 35 20 15 10 10
TEMPERATURE 58 66 74 78 79 70 65 62 61 68 77 79 78 69 64 61 58
MAX/MIN TEMP 80 61 82 57
WIND DIR W E N N N NW W W W SW E W NW NW W W W
WIND (MPH) 4 3 3 4 5 5 5 5 4 3 4 6 6 6 6 6 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 5 5 5 5 5 5 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.01
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) 11.5 11.8 12.9 13.7 13.7 13.1 12.6 12.3 12.2 12.5 12.9 13.6 13.5 13.2 12.7 12.3 11.9
...CLEAR CREEK AREA (6,000 FT TO 8,000 FT)...
DATE MONDAY 08/11/25 TUESDAY 08/12/25
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 SC FW FW CL CL FW SC FW FW FW FW
CLOUD COVER (%) 10 5 15 25 20 15 25 20 15 5 0 15 30 20 15 10 10
TEMPERATURE 56 63 70 74 76 67 63 60 60 66 73 77 76 68 62 59 57
MAX/MIN TEMP 76 59 78 56
WIND DIR NW E SW W N NW NW NW NW W SW SW W NW NW NW NW
WIND (MPH) 4 3 5 6 6 6 6 4 4 3 5 8 8 6 6 6 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 5 5 5 5 5 5 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.01
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) 11.6 11.8 13.1 13.8 13.8 13.0 12.7 12.4 12.4 12.9 13.1 13.5 13.5 13.2 12.8 12.4 12.0
...CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)...
DATE MONDAY 08/11/25 TUESDAY 08/12/25
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 SC FW FW CL CL FW FW FW FW FW FW
CLOUD COVER (%) 10 5 5 5 5 20 25 15 10 5 5 10 25 10 10 5 5
TEMPERATURE 57 62 70 75 76 67 62 61 60 65 73 77 75 67 62 59 57
MAX/MIN TEMP 77 59 78 56
WIND DIR E S W NW NW NE NE NE NE W W W NW NW NW NW NW
WIND (MPH) 4 3 5 6 5 5 5 4 4 3 5 6 6 6 6 8 8
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 5 5 5 5 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.01 0.01 0.01
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) 11.6 11.8 12.4 12.9 12.9 12.6 12.4 12.2 12.7 12.9 13.0 13.4 13.3 13.0 12.7 12.3 11.7
...NORWAY AREA (7,000 FT TO 10,000 FT)...
DATE MONDAY 08/11/25 TUESDAY 08/12/25
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 SC FW FW SC FW FW CL CL FW SC FW FW FW FW
CLOUD COVER (%) 15 5 15 30 20 15 25 20 15 5 0 15 30 20 15 10 10
TEMPERATURE 54 59 65 69 71 64 60 58 57 62 68 71 71 64 59 56 54
MAX/MIN TEMP 71 57 72 54
WIND DIR N S SW W NW N NW NW NW W SW SW W NW NW NW NW
WIND (MPH) 4 3 5 8 6 6 8 5 4 4 5 9 9 8 8 9 9
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 5 5 5 5 5 5 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.02
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) 11.6 11.9 13.1 13.7 13.7 13.0 12.6 12.3 12.5 12.9 13.1 13.5 13.5 13.1 12.8 12.4 11.9
...ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)...
DATE MONDAY 08/11/25 TUESDAY 08/12/25
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 FW CL FW
CLOUD COVER (%) 5 0 5 5 10 20 10 10 10 5 5 25 20 5 5 5 5
TEMPERATURE 54 58 66 71 71 62 59 58 57 60 68 71 70 61 58 56 54
MAX/MIN TEMP 73 56 74 52
WIND DIR N N NW NW NW N NW NW NW W NW W NW NW W W W
WIND (MPH) 4 3 3 4 5 5 4 4 4 3 4 5 6 5 6 8 8
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 5 5 5 5 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) 11.6 11.7 12.6 13.2 13.2 12.6 12.6 13.4 13.4 13.1 13.1 13.5 13.2 12.9 12.7 12.2 11.6
...BLUE MOUNTAINS (4,000 FT TO 6,000 FT)...
DATE MONDAY 08/11/25 TUESDAY 08/12/25
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 FW CL CL CL CL
CLOUD COVER (%) 10 5 0 5 5 5 10 5 10 5 0 5 10 5 5 5 5
TEMPERATURE 62 69 79 83 83 73 67 66 64 70 80 84 83 74 68 64 61
MAX/MIN TEMP 85 63 85 60
WIND DIR W SW W NW NW N N N NW SW W NW NW W SW SW SW
WIND (MPH) 4 3 4 5 4 3 3 3 3 2 3 5 6 4 6 6 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.7 11.7 11.9 12.1 12.0 12.2 12.1 12.0 12.1 12.4 12.5 12.7 12.6 12.3 12.4 11.7 11.2
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN