Avalanche Weather Guidance
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
679
FWUS46 KPDT 212156
AVGPDT
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PDT THU AUG 21 2025
...BROKEN TOP...
DATE FRIDAY 08/22/25 SATURDAY 08/23/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW FW FW CL CL CL FW FW SC SC SC SC SC BK BK
CLOUD COVER (%) 5 10 5 5 10 5 5 5 20 25 30 30 45 40 45 55 60
TEMPERATURE 68 59 54 54 53 57 65 72 73 64 59 59 58 60 68 75 76
MIN/MAX TEMP 52 74 56 76
WIND DIR NE NE NE E E E E E NE N N N NE SE SE NE N
WIND (MPH) 8 10 11 9 8 9 9 9 10 9 10 9 6 6 5 4 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
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) 11.8 11.8 11.9 11.9 11.9 12.0 12.1 12.3 12.7 12.8 12.8 12.5 12.5 12.5 12.7 12.8 13.2
...TAM MCARTHUR RIM...
DATE FRIDAY 08/22/25 SATURDAY 08/23/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW FW FW FW CL CL CL FW FW SC SC SC SC SC BK BK
CLOUD COVER (%) 5 10 5 5 10 0 5 5 20 25 30 30 40 40 45 50 60
TEMPERATURE 68 59 54 53 54 57 67 73 74 65 59 59 58 61 70 76 76
MIN/MAX TEMP 52 74 57 77
WIND DIR NE NE NE E E E E E NE N N NW NW S SE NE N
WIND (MPH) 8 11 11 9 8 9 9 9 10 10 11 10 6 6 5 3 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
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) 11.8 11.8 11.9 11.9 11.9 12.0 12.1 12.2 12.7 12.8 12.8 12.5 12.5 12.5 12.8 12.8 13.2
...NEWBERRY CRATER...
DATE FRIDAY 08/22/25 SATURDAY 08/23/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW FW FW CL FW FW SC SC SC SC BK BK BK BK BK
CLOUD COVER (%) 5 10 5 5 15 5 5 5 25 35 35 35 50 50 50 60 65
TEMPERATURE 71 65 58 57 56 57 67 75 78 70 63 62 60 60 69 75 77
MIN/MAX TEMP 55 78 59 78
WIND DIR NE NE NE E E E SE SE E N N NE E SE S SW NW
WIND (MPH) 5 9 10 9 8 8 8 6 5 8 10 10 8 5 4 4 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5 5
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) 12.1 12.2 12.1 12.1 12.1 12.0 12.2 12.5 13.0 13.1 12.9 12.6 12.9 13.2 13.2 13.0 13.4
...WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)...
DATE FRIDAY 08/22/25 SATURDAY 08/23/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW FW FW FW CL CL FW FW FW FW FW FW FW FW SC BK
CLOUD COVER (%) 5 10 10 5 10 5 5 10 10 10 5 20 25 10 10 50 55
TEMPERATURE 64 56 50 50 49 54 63 68 69 60 55 55 54 59 69 73 73
MIN/MAX TEMP 48 70 53 74
WIND DIR N N N W W NE NE N N N SW SW SW SW N N N
WIND (MPH) 8 6 5 5 5 3 4 6 6 4 5 6 5 4 3 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
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) 12.0 11.4 10.8 10.5 10.3 10.3 11.4 12.3 12.3 11.7 11.4 11.5 11.8 12.0 12.3 12.9 13.0
...SALT CREEK AREA (5,000 FT TO 7,000 FT)...
DATE FRIDAY 08/22/25 SATURDAY 08/23/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW FW FW CL CL FW FW FW FW FW FW FW FW SC BK
CLOUD COVER (%) 5 10 10 5 10 5 5 10 5 10 5 15 25 10 10 45 55
TEMPERATURE 72 63 57 55 53 60 72 77 77 67 62 60 59 65 78 82 81
MIN/MAX TEMP 53 78 59 82
WIND DIR N NW NW NW NW N NE N N N W W W W NE N N
WIND (MPH) 8 8 8 8 5 4 4 5 8 6 6 6 5 4 3 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) 11.9 11.4 10.9 10.6 10.3 10.2 11.1 12.0 12.1 11.6 11.4 11.4 11.7 11.8 12.1 12.7 13.0
...CLEAR CREEK AREA (6,000 FT TO 8,000 FT)...
DATE FRIDAY 08/22/25 SATURDAY 08/23/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW FW FW FW CL CL FW FW FW FW FW FW FW FW SC BK
CLOUD COVER (%) 5 10 10 10 10 5 5 5 5 10 10 15 20 10 10 45 55
TEMPERATURE 71 62 56 54 53 58 69 74 75 66 60 59 58 64 75 79 79
MIN/MAX TEMP 52 75 57 79
WIND DIR NE N N N N NE SE SE NE N N NW NW N S SW NW
WIND (MPH) 8 9 9 8 6 4 5 6 8 8 6 6 6 5 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) 12.0 11.3 10.9 10.6 10.4 10.3 11.2 12.1 12.2 11.6 11.4 11.4 11.7 11.9 12.4 12.8 13.1
...CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)...
DATE FRIDAY 08/22/25 SATURDAY 08/23/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW FW CL FW CL CL FW FW FW FW FW FW FW FW SC BK
CLOUD COVER (%) 10 10 5 5 10 5 5 5 10 10 10 20 20 10 10 40 55
TEMPERATURE 70 62 56 55 54 58 68 74 74 65 61 60 59 63 74 78 79
MIN/MAX TEMP 52 75 58 79
WIND DIR N NE NE NE NE NW W NW N N E NE NE NE W W NW
WIND (MPH) 8 8 6 6 5 3 5 6 6 5 5 5 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) 11.7 11.2 10.6 10.5 10.2 10.2 10.8 11.5 11.7 11.5 11.6 11.7 12.0 12.2 12.6 12.8 13.0
...NORWAY AREA (7,000 FT TO 10,000 FT)...
DATE FRIDAY 08/22/25 SATURDAY 08/23/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW FW FW FW CL CL FW FW FW FW FW FW FW FW SC BK
CLOUD COVER (%) 10 10 10 10 10 5 5 10 10 10 5 15 25 10 10 45 60
TEMPERATURE 65 58 53 52 51 56 64 69 70 63 58 57 56 61 69 73 74
MIN/MAX TEMP 51 70 56 74
WIND DIR NE N N N N NE S S E N N N N NW S SW NW
WIND (MPH) 8 10 10 9 8 5 5 8 9 8 8 8 6 5 4 6 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
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) 12.1 11.3 10.9 10.6 10.4 10.3 11.3 12.2 12.3 11.7 11.4 11.5 11.8 12.1 12.5 12.9 13.1
...ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)...
DATE FRIDAY 08/22/25 SATURDAY 08/23/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW CL FW FW CL CL CL FW FW FW SC FW FW FW BK BK
CLOUD COVER (%) 5 5 5 5 5 5 5 5 5 10 10 25 25 15 20 55 55
TEMPERATURE 64 55 52 52 51 53 64 69 69 59 57 57 56 58 70 74 73
MIN/MAX TEMP 48 71 55 75
WIND DIR N N NW NW W NW N N N N W SW SW SW E NE N
WIND (MPH) 8 6 5 4 4 3 4 6 8 5 5 4 4 3 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
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) 11.4 11.1 10.6 10.5 10.1 10.0 11.0 11.8 11.8 12.0 11.9 11.9 12.0 12.1 12.3 12.6 12.9
...BLUE MOUNTAINS (4,000 FT TO 6,000 FT)...
DATE FRIDAY 08/22/25 SATURDAY 08/23/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW FW FW CL CL CL FW FW CL FW FW FW FW FW SC
CLOUD COVER (%) 5 5 5 5 10 5 5 5 5 10 5 10 15 15 15 20 50
TEMPERATURE 75 65 60 58 56 61 74 81 81 70 64 62 59 65 80 86 85
MIN/MAX TEMP 55 82 59 87
WIND DIR N N NE NE NE E NE N N N E E E SE N N N
WIND (MPH) 5 5 5 5 4 3 3 4 5 4 5 5 4 3 2 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) 10.1 9.9 9.9 9.7 9.6 9.6 10.0 10.5 10.7 10.8 11.0 11.4 11.4 11.5 11.8 11.7 12.0
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN