399
FWUS46 KPDT 182156
AVGPDT
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PDT SAT OCT 18 2025
..BROKEN TOP
DATE SUNDAY 10/19/25 MONDAY 10/20/25
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 BK OV OV OV BK BK OV OV OV SC SC FW FW FW FW
CLOUD COVER (%) 25 40 60 75 90 70 70 70 70 80 70 50 40 25 10 10 5
TEMPERATURE 49 42 40 37 35 30 29 31 31 29 29 27 27 25 33 40 40
MIN/MAX TEMP 29 34 25 42
WIND DIR SW SW SW SW W W W W W W W W W W SE SE SE
WIND (MPH) 6 14 23 23 26 24 24 23 21 20 13 10 6 5 4 2 1
WIND GUST (MPH) 34 46 47 50 44 40 39
PRECIP PROB (%) 10 10 40 80 90 30 50 50 50 60 30 30 5 5 0 0 0
PRECIP TYPE R R S S S S S S S S
6 HOUR QPF 0.00 0.28 0.25 0.17 0.13 0.02 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.6 1.1 0.7 0.1 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 10.7 10.4 7.7 5.8 5.8 5.9 5.9 5.4 5.2 5.0 4.7 4.5 5.6 6.6 7.5
..TAM MCARTHUR RIM
DATE SUNDAY 10/19/25 MONDAY 10/20/25
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 SC OV OV BK BK BK BK OV BK SC SC FW FW FW FW
CLOUD COVER (%) 35 45 50 70 85 65 60 65 65 75 65 45 35 25 10 10 5
TEMPERATURE 50 43 41 38 35 31 30 33 32 29 29 28 27 26 35 41 41
MIN/MAX TEMP 30 35 25 42
WIND DIR SW SW SW SW W W W W W W W W W W SE SE E
WIND (MPH) 6 16 25 25 27 25 25 24 24 21 13 11 6 5 4 2 1
WIND GUST (MPH) 34 46 47 50 44 39
PRECIP PROB (%) 10 10 40 80 90 30 50 50 50 50 20 20 5 5 0 0 0
PRECIP TYPE R R R S S S S S S S
6 HOUR QPF 0.00 0.27 0.23 0.16 0.10 0.01 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.4 0.9 0.6 0.1 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 10.7 10.4 7.8 5.8 5.8 5.9 5.9 5.4 5.2 5.0 4.7 4.5 5.5 6.6 7.4
..NEWBERRY CRATER
DATE SUNDAY 10/19/25 MONDAY 10/20/25
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 OV OV OV BK BK OV OV BK SC SC FW CL CL CL
CLOUD COVER (%) 20 25 25 85 100 95 55 55 70 75 65 50 40 20 5 5 5
TEMPERATURE 53 46 42 41 37 33 31 34 33 30 29 28 27 25 33 40 41
MIN/MAX TEMP 30 39 25 43
WIND DIR W SW SW SW SW W W W W W W W W SW S S SE
WIND (MPH) 5 9 16 20 25 23 23 20 16 14 11 10 8 5 5 5 4
WIND GUST (MPH) 35 41 47 43 40
PRECIP PROB (%) 5 5 10 40 70 10 10 10 10 20 5 5 0 0 0 0 0
PRECIP TYPE R R S S
6 HOUR QPF 0.00 0.01 0.13 0.01 0.01 0.01 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 11.1 10.9 10.6 9.3 6.6 6.0 6.1 5.9 5.5 5.1 5.0 4.8 4.6 5.5 6.2 7.1
..WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)
DATE SUNDAY 10/19/25 MONDAY 10/20/25
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 BK BK BK OV OV BK BK BK OV OV BK BK SC FW FW FW
CLOUD COVER (%) 75 70 65 70 95 95 55 55 70 70 70 70 65 40 20 20 15
TEMPERATURE 41 39 39 40 36 33 32 32 30 27 26 26 24 22 29 33 32
MIN/MAX TEMP 31 37 22 34
WIND DIR SW SW SW SW SW W W W W W W W W W W W W
WIND (MPH) 10 16 19 18 21 17 17 17 17 19 17 13 10 8 4 4 3
WIND GUST (MPH)
PRECIP PROB (%) 5 5 10 60 100 60 30 60 60 70 30 30 0 0 0 0 0
PRECIP TYPE R R S S S S S S S
6 HOUR QPF 0.00 0.01 0.35 0.04 0.14 0.03 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.3 0.2 1.2 0.4 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) 8.4 10.0 10.0 10.1 10.1 7.9 6.5 6.0 6.0 5.4 5.0 4.8 4.8 4.6 5.2 5.6 5.9
..SALT CREEK AREA (5,000 FT TO 7,000 FT)
DATE SUNDAY 10/19/25 MONDAY 10/20/25
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 OV OV OV BK SC SC BK BK BK BK SC FW FW FW
CLOUD COVER (%) 75 75 75 75 95 90 65 50 50 55 60 60 60 40 25 15 10
TEMPERATURE 46 42 42 41 40 38 38 41 38 33 31 30 29 28 36 40 38
MIN/MAX TEMP 37 42 27 40
WIND DIR S S S S S SW W W W W W W W W S S S
WIND (MPH) 10 12 16 14 18 13 12 13 13 14 11 9 6 5 5 5 5
WIND GUST (MPH) 29
PRECIP PROB (%) 0 5 10 60 100 60 50 60 60 70 30 30 0 0 0 0 0
PRECIP TYPE R R R S S S S S S
6 HOUR QPF 0.00 0.01 0.22 0.01 0.04 0.01 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.1 0.1 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) 7.7 9.6 9.5 10.2 10.2 8.2 6.7 6.1 6.0 5.3 4.9 4.6 4.7 4.6 5.2 5.6 5.8
..CLEAR CREEK AREA (6,000 FT TO 8,000 FT)
DATE SUNDAY 10/19/25 MONDAY 10/20/25
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 BK BK BK OV OV OV BK SC SC BK BK BK SC SC FW FW FW
CLOUD COVER (%) 50 50 50 85 100 95 60 40 40 55 50 55 50 40 25 15 5
TEMPERATURE 42 37 37 37 36 34 35 37 35 30 29 27 26 26 32 36 34
MIN/MAX TEMP 34 38 25 36
WIND DIR S S SW SW SW SW W W W W W W NW NW SW SW SW
WIND (MPH) 9 8 8 9 12 11 13 16 16 14 10 8 5 5 5 6 5
WIND GUST (MPH)
PRECIP PROB (%) 0 5 10 60 100 60 50 50 50 60 20 20 0 0 0 0 0
PRECIP TYPE R R R S S S S S S
6 HOUR QPF 0.00 0.01 0.26 0.02 0.08 0.02 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.1 0.0 0.6 0.2 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) 6.7 7.7 7.9 9.4 9.4 8.0 6.7 6.1 6.0 5.4 4.9 4.7 4.7 4.6 5.3 5.6 5.8
..CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)
DATE SUNDAY 10/19/25 MONDAY 10/20/25
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 BK OV OV OV OV OV OV OV OV OV OV OV BK FW FW FW
CLOUD COVER (%) 50 65 85 95 100 100 80 85 90 95 75 75 75 55 20 15 5
TEMPERATURE 43 40 40 41 39 35 34 35 33 30 29 28 29 27 32 36 35
MIN/MAX TEMP 34 39 27 37
WIND DIR SE SE S S S W W W W W W NW NW NW W SW S
WIND (MPH) 9 11 13 13 16 13 14 14 13 17 16 14 10 6 5 5 4
WIND GUST (MPH)
PRECIP PROB (%) 5 5 20 60 100 60 20 50 60 60 20 20 0 0 0 0 0
PRECIP TYPE R R R S S S S S S S
6 HOUR QPF 0.00 0.01 0.28 0.06 0.23 0.10 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.1 0.1 1.6 1.0 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) 7.1 8.3 8.9 9.8 10.0 7.6 6.5 6.0 6.0 5.5 5.0 4.8 4.8 4.8 5.1 5.5 5.8
..NORWAY AREA (7,000 FT TO 10,000 FT)
DATE SUNDAY 10/19/25 MONDAY 10/20/25
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 SC OV OV OV BK BK BK OV BK BK BK SC FW FW FW
CLOUD COVER (%) 45 45 45 90 100 95 65 55 70 75 60 55 55 40 20 15 10
TEMPERATURE 38 35 35 36 35 33 31 32 30 27 26 25 24 23 28 31 30
MIN/MAX TEMP 30 35 23 31
WIND DIR SW SW SW SW SW W W W W W W W NW NW W SW SW
WIND (MPH) 9 9 11 12 16 14 16 17 18 18 14 12 9 8 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 5 10 60 100 60 40 50 50 60 20 20 0 0 0 0 0
PRECIP TYPE S R S S S S S S S
6 HOUR QPF 0.00 0.01 0.32 0.04 0.15 0.05 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.5 0.3 1.5 0.6 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) 6.7 7.5 7.7 9.1 9.3 7.9 6.7 6.1 6.0 5.5 5.0 4.8 4.8 4.6 5.3 5.6 5.8
..ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)
DATE SUNDAY 10/19/25 MONDAY 10/20/25
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 BK BK OV OV OV BK BK OV OV BK OV OV SC FW FW FW
CLOUD COVER (%) 40 50 55 80 100 100 55 65 80 80 70 75 70 50 15 10 5
TEMPERATURE 42 39 40 40 37 33 30 32 31 28 27 27 26 25 28 34 33
MIN/MAX TEMP 30 38 25 36
WIND DIR SW SW SW SW SW W W W W W W W W W W SW SW
WIND (MPH) 8 12 16 16 18 16 17 17 17 20 19 16 10 6 4 4 3
WIND GUST (MPH) 35 33 34 34 34
PRECIP PROB (%) 5 5 10 60 100 60 10 50 50 60 20 20 5 5 0 0 0
PRECIP TYPE R R S S S S S S
6 HOUR QPF 0.00 0.04 0.29 0.04 0.18 0.05 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.2 0.3 1.6 0.5 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) 9.1 10.4 10.1 10.4 10.0 7.6 6.0 6.1 6.0 5.5 5.1 4.9 4.8 4.7 5.1 5.7 6.2
..BLUE MOUNTAINS (4,000 FT TO 6,000 FT)
DATE SUNDAY 10/19/25 MONDAY 10/20/25
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 BK OV OV OV OV OV OV OV OV OV OV OV OV BK SC FW FW
CLOUD COVER (%) 65 80 90 95 100 100 70 80 85 90 75 75 75 70 40 20 15
TEMPERATURE 51 47 47 47 43 40 41 41 39 37 36 36 35 35 38 43 43
MIN/MAX TEMP 39 44 34 45
WIND DIR S S S SW W W W W W W W W W SW SW SW SW
WIND (MPH) 6 12 13 12 14 14 16 17 16 20 17 14 10 8 6 4 2
WIND GUST (MPH) 34 36 35 40 39 36 35 37 47 43 40 31
PRECIP PROB (%) 10 10 30 80 100 50 30 70 70 70 30 30 0 0 0 0 0
PRECIP TYPE R R R R R R R S R S
6 HOUR QPF 0.00 0.09 0.31 0.09 0.20 0.07 0.01 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) 7.9 9.3 9.4 10.0 8.7 6.5 5.6 5.8 5.6 5.2 4.9 4.8 4.7 4.7 4.9 5.3 5.7
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page