Avalanche Weather Guidance
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
793
FWUS46 KPDT 272156
AVGPDT
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PDT WED AUG 27 2025
...BROKEN TOP...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW FW FW FW FW CL FW FW FW SC BK
CLOUD COVER (%) 25 15 10 5 10 5 10 15 10 10 5 5 5 10 15 30 65
TEMPERATURE 63 55 52 51 51 53 61 66 65 56 53 53 52 54 64 68 65
MIN/MAX TEMP 49 67 51 69
WIND DIR W W SW SW SW SW SW W W NW NW NW SW S SE SW NW
WIND (MPH) 5 4 5 8 8 8 6 6 6 4 3 4 5 5 4 3 5
WIND GUST (MPH)
PRECIP PROB (%) 10 10 0 0 0 0 5 5 0 5 0 0 0 0 5 5 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 11.1 10.9 11.0 11.2 11.0 11.3 11.4 11.2 11.2 11.3 11.2 11.2 11.1 11.0 11.7 12.0
...TAM MCARTHUR RIM...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW FW FW FW FW CL FW FW FW SC BK
CLOUD COVER (%) 25 10 10 5 10 5 10 15 10 10 5 5 5 10 15 30 65
TEMPERATURE 64 56 53 52 51 54 63 67 66 58 54 53 52 55 66 70 66
MIN/MAX TEMP 50 68 51 70
WIND DIR W W SW SW SW SW SW W W NW NW W SW S SE S NW
WIND (MPH) 5 4 6 9 9 8 6 5 6 4 3 4 5 5 4 3 5
WIND GUST (MPH)
PRECIP PROB (%) 10 10 0 0 0 0 5 5 0 5 0 0 0 0 5 5 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 11.1 10.9 11.0 11.1 11.0 11.4 11.4 11.3 11.2 11.3 11.3 11.2 11.1 11.0 11.7 12.0
...NEWBERRY CRATER...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 SC SC FW FW FW FW CL CL FW FW CL FW FW FW FW SC BK
CLOUD COVER (%) 30 25 10 10 20 5 5 5 10 10 5 5 10 10 10 30 60
TEMPERATURE 65 57 54 53 52 54 61 68 69 62 55 54 52 54 63 69 70
MIN/MAX TEMP 51 70 52 71
WIND DIR NW NW NW S S S SW SW W NW N N NE SE S SW W
WIND (MPH) 6 4 3 4 4 5 6 6 5 5 5 4 4 4 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 10 5 0 0 0 0 0 5 5 0 0 0 0 0 5 5 5
PRECIP TYPE
6 HOUR QPF 0.01 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 11.8 11.3 11.5 11.6 11.2 11.2 11.8 11.8 11.8 11.5 11.2 11.3 11.1 10.9 11.6 11.9
...WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 OV OV OV BK BK SC FW SC SC FW FW FW FW FW FW SC SC
CLOUD COVER (%) 90 80 70 60 55 30 25 40 40 25 15 10 10 10 10 30 35
TEMPERATURE 51 49 47 47 46 49 56 60 60 54 50 50 49 51 61 63 61
MIN/MAX TEMP 46 61 49 63
WIND DIR NW W W W W W NW NW NW NW SW SW SW W N N N
WIND (MPH) 3 3 3 4 4 4 4 5 4 4 4 4 5 4 3 5 5
WIND GUST (MPH)
PRECIP PROB (%) 40 40 20 10 5 10 20 10 5 0 0 0 0 0 10 10 5
PRECIP TYPE R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 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) 12.7 12.5 12.2 11.7 11.2 11.1 11.5 12.1 12.1 12.1 11.8 11.5 11.3 11.0 11.5 11.8 11.9
...SALT CREEK AREA (5,000 FT TO 7,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 OV OV BK BK BK SC SC SC SC SC FW FW FW FW FW SC SC
CLOUD COVER (%) 90 80 70 55 60 30 30 50 45 25 15 10 10 10 10 35 40
TEMPERATURE 57 54 52 51 50 55 64 67 67 60 56 55 53 58 69 71 69
MIN/MAX TEMP 50 69 53 72
WIND DIR N SW S SW SW SE NW NW N N W W W W N N N
WIND (MPH) 4 3 3 4 4 4 5 5 5 5 4 4 4 4 3 4 5
WIND GUST (MPH)
PRECIP PROB (%) 40 40 20 20 5 10 20 10 5 0 0 0 0 0 5 5 5
PRECIP TYPE R R R R R
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 12.5 12.2 11.7 11.2 11.2 11.7 12.2 12.2 12.1 11.8 11.5 11.3 11.0 11.4 11.7 11.9
...CLEAR CREEK AREA (6,000 FT TO 8,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 OV OV OV BK BK SC FW FW SC SC FW FW FW FW FW SC SC
CLOUD COVER (%) 85 75 70 65 60 30 20 25 35 30 15 10 10 10 10 25 45
TEMPERATURE 56 52 50 49 49 53 60 65 65 58 54 53 52 56 65 68 66
MIN/MAX TEMP 48 65 52 68
WIND DIR NW W W W W W W W W N N NW NW N W NW NW
WIND (MPH) 3 3 2 2 3 3 6 6 5 5 4 3 4 4 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 40 30 10 10 5 5 10 10 5 0 0 0 0 0 5 5 5
PRECIP TYPE R R
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 12.4 12.0 11.5 11.1 11.1 11.5 12.0 12.2 12.1 11.8 11.6 11.4 11.1 11.5 11.9 12.0
...CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 OV OV BK BK SC FW FW FW SC FW FW FW FW FW FW FW SC
CLOUD COVER (%) 80 75 70 55 45 20 10 15 25 25 15 10 10 5 5 20 45
TEMPERATURE 57 53 51 50 50 52 61 65 66 59 56 54 53 56 66 69 67
MIN/MAX TEMP 49 67 53 69
WIND DIR NW NW W W W W W W W N NE NE NE N W NW NW
WIND (MPH) 5 3 2 3 3 3 6 6 5 4 4 4 4 4 5 6 5
WIND GUST (MPH)
PRECIP PROB (%) 30 30 10 5 5 5 10 10 5 0 0 0 0 0 5 5 5
PRECIP TYPE R R
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) 12.5 12.3 11.9 11.4 11.2 11.1 11.3 11.9 12.1 12.1 11.8 11.6 11.3 11.0 11.3 11.7 11.9
...NORWAY AREA (7,000 FT TO 10,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 OV OV OV BK BK SC FW FW SC SC FW FW FW FW FW FW SC
CLOUD COVER (%) 85 75 70 65 55 30 20 25 35 30 15 10 15 10 10 25 50
TEMPERATURE 51 49 48 47 46 49 56 60 59 54 51 50 50 53 60 63 61
MIN/MAX TEMP 46 60 50 63
WIND DIR NW W W W W W W W W N NW NW NW N W NW NW
WIND (MPH) 4 3 2 3 4 4 6 6 6 5 4 4 5 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 40 30 10 10 5 5 10 10 5 0 0 0 0 0 5 5 5
PRECIP TYPE R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 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 12.4 11.9 11.4 11.1 11.1 11.4 12.1 12.1 12.1 11.8 11.6 11.4 11.1 11.5 11.8 12.0
...ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 OV OV SC SC SC FW FW FW SC FW FW FW FW FW FW SC SC
CLOUD COVER (%) 75 70 45 35 30 10 20 25 30 20 10 10 10 5 5 35 50
TEMPERATURE 54 49 49 49 48 49 58 61 62 54 52 52 51 52 63 62 60
MIN/MAX TEMP 46 64 50 65
WIND DIR NW W W W W W W W NW NW W W W W N N N
WIND (MPH) 4 3 4 4 4 4 5 5 4 3 3 4 4 4 4 4 5
WIND GUST (MPH)
PRECIP PROB (%) 20 20 5 5 0 0 10 10 5 5 0 0 0 0 10 10 10
PRECIP TYPE R R
6 HOUR QPF 0.02 0.00 0.00 0.01 0.00 0.00 0.00 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) 12.4 11.9 11.6 11.2 11.1 10.8 11.6 12.1 12.3 12.1 11.9 11.7 11.4 11.2 11.5 11.8 11.9
...BLUE MOUNTAINS (4,000 FT TO 6,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 OV OV BK SC SC SC FW FW FW FW FW FW FW FW FW FW FW
CLOUD COVER (%) 85 75 60 50 45 25 20 10 10 15 10 5 10 10 10 10 20
TEMPERATURE 66 61 58 57 56 59 69 74 74 65 61 59 57 61 74 78 77
MIN/MAX TEMP 55 75 57 79
WIND DIR NW W SW W W SW W NW NW N NE NE E SE NW NW NW
WIND (MPH) 3 3 4 4 4 4 4 4 4 3 4 4 4 3 2 4 4
WIND GUST (MPH)
PRECIP PROB (%) 30 20 10 10 10 10 10 5 0 0 0 0 0 0 5 5 0
PRECIP TYPE R R R
6 HOUR QPF 0.02 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 12.2 11.6 11.2 11.0 11.0 11.3 11.7 11.8 11.5 11.1 10.8 10.7 10.9 11.4 11.5
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN