Avalanche Weather Guidance
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
099
FWUS46 KPDT 182156
AVGPDT
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PDT THU SEP 18 2025
...BROKEN TOP...
DATE FRIDAY 09/19/25 SATURDAY 09/20/25
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 BK BK SC SC SC SC FW FW FW FW FW SC SC FW
CLOUD COVER (%) 60 70 60 60 65 45 30 30 30 20 20 15 20 25 30 40 15
TEMPERATURE 61 53 51 52 52 52 60 64 63 54 52 51 50 50 58 59 56
MIN/MAX TEMP 49 66 48 61
WIND DIR N N NE SE SW E SW NW N NW W W W SW SW W W
WIND (MPH) 5 5 5 3 3 3 3 3 3 2 5 6 8 6 5 6 9
WIND GUST (MPH)
PRECIP PROB (%) 5 5 5 5 5 0 5 5 0 0 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 12.1 12.2 12.1 11.8 11.8 11.8 12.0 11.9 11.6 11.7 11.6 11.5 11.4 11.3 11.2 10.9
...TAM MCARTHUR RIM...
DATE FRIDAY 09/19/25 SATURDAY 09/20/25
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 BK BK SC SC SC SC FW FW FW FW FW SC SC FW
CLOUD COVER (%) 60 65 55 60 65 45 30 30 30 20 20 15 20 25 30 40 15
TEMPERATURE 62 54 51 51 52 53 61 65 64 55 52 51 51 51 59 61 58
MIN/MAX TEMP 49 66 49 62
WIND DIR N N W SW SW E NE N N NW W SW SW SW SW W W
WIND (MPH) 5 5 5 3 2 3 3 2 2 2 5 8 9 8 4 6 9
WIND GUST (MPH)
PRECIP PROB (%) 5 5 5 5 5 0 5 5 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) 11.8 12.1 12.2 12.1 11.8 11.8 11.8 12.0 12.0 11.7 11.7 11.6 11.5 11.4 11.3 11.2 10.9
...NEWBERRY CRATER...
DATE FRIDAY 09/19/25 SATURDAY 09/20/25
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 BK OV OV BK SC BK BK SC SC SC SC BK SC SC SC
CLOUD COVER (%) 65 70 70 75 85 60 50 50 60 40 40 30 40 50 45 45 35
TEMPERATURE 65 57 54 54 53 52 60 65 65 58 54 53 52 50 56 61 60
MIN/MAX TEMP 52 68 49 64
WIND DIR NE NE NE NE NE SE SW NW N NW NW W W SW W W W
WIND (MPH) 5 8 8 6 5 3 3 4 5 5 5 6 8 6 5 6 8
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 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) 11.9 11.9 11.8 11.8 11.6 11.4 11.5 12.1 12.1 12.0 11.7 11.6 11.7 11.6 11.6 11.6 11.5
...WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)...
DATE FRIDAY 09/19/25 SATURDAY 09/20/25
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 BK SC SC SC FW FW FW FW FW SC SC
CLOUD COVER (%) 45 55 80 75 80 70 55 50 50 25 15 15 15 15 15 35 45
TEMPERATURE 61 53 51 51 50 51 59 62 61 54 52 51 50 52 59 61 58
MIN/MAX TEMP 49 63 49 62
WIND DIR NE SE S SW SW S NE NE N W SW SW SW SW W W W
WIND (MPH) 3 3 4 4 4 3 3 4 4 3 4 4 4 4 3 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 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 0.01
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) 11.8 11.3 10.9 10.9 11.0 11.0 11.8 12.2 12.2 11.8 11.5 11.5 11.3 11.2 11.4 11.7 11.8
...SALT CREEK AREA (5,000 FT TO 7,000 FT)...
DATE FRIDAY 09/19/25 SATURDAY 09/20/25
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 BK BK BK SC FW FW FW FW FW FW SC SC
CLOUD COVER (%) 45 55 70 70 80 70 55 50 45 20 15 15 15 15 15 30 35
TEMPERATURE 68 59 57 56 56 57 67 71 69 60 57 56 55 58 67 69 66
MIN/MAX TEMP 55 72 54 70
WIND DIR SE W W W W NW NE NE N NW W W W W S SW W
WIND (MPH) 3 4 5 5 5 4 3 4 4 4 5 4 4 4 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 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 0.02
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) 11.4 11.1 10.6 10.7 10.8 10.8 11.5 12.1 12.1 11.9 11.6 11.5 11.3 11.2 11.4 11.6 11.8
...CLEAR CREEK AREA (6,000 FT TO 8,000 FT)...
DATE FRIDAY 09/19/25 SATURDAY 09/20/25
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 BK SC BK FW FW FW FW FW FW SC SC
CLOUD COVER (%) 50 65 75 80 85 70 55 50 55 25 20 15 20 15 20 30 40
TEMPERATURE 65 57 55 54 54 55 64 68 66 58 55 54 53 56 63 66 64
MIN/MAX TEMP 53 68 52 66
WIND DIR S N N NW NW N S S SW N NW NW NW NW S SW W
WIND (MPH) 3 4 4 4 5 4 4 5 4 5 4 4 3 4 5 8 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 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) 11.3 11.0 10.5 10.6 10.8 10.8 11.4 12.1 12.1 11.9 11.6 11.5 11.4 11.3 11.4 11.6 11.8
...CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)...
DATE FRIDAY 09/19/25 SATURDAY 09/20/25
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 BK BK SC SC FW FW FW FW FW FW SC SC
CLOUD COVER (%) 45 55 75 75 80 65 50 30 40 20 15 15 15 15 15 25 35
TEMPERATURE 66 57 55 55 55 56 64 67 67 58 56 55 54 56 63 66 64
MIN/MAX TEMP 54 68 53 67
WIND DIR S NE E E E SE SW W NW NE NE NE NE NE SW SW W
WIND (MPH) 4 4 4 4 4 3 5 5 4 5 4 3 3 3 5 6 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 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 11.3 11.0 11.1 11.2 11.2 11.4 11.8 11.9 11.6 11.5 11.5 11.3 11.3 11.4 11.6 11.8
...NORWAY AREA (7,000 FT TO 10,000 FT)...
DATE FRIDAY 09/19/25 SATURDAY 09/20/25
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 BK BK BK SC FW FW FW FW FW SC SC
CLOUD COVER (%) 45 65 75 80 80 70 55 55 60 25 15 15 20 20 15 30 45
TEMPERATURE 60 53 51 51 51 52 60 63 61 54 53 52 51 53 59 61 59
MIN/MAX TEMP 51 63 50 61
WIND DIR SE N N N N N S SW SW N N N N N SW SW W
WIND (MPH) 4 4 5 5 5 4 4 5 4 5 5 4 4 5 5 8 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 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 0.01
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) 11.4 11.1 10.7 10.7 10.9 10.9 11.4 12.1 12.0 11.9 11.6 11.5 11.4 11.3 11.4 11.7 11.8
...ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)...
DATE FRIDAY 09/19/25 SATURDAY 09/20/25
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 OV OV OV OV OV SC SC SC FW FW FW FW FW FW SC BK
CLOUD COVER (%) 50 70 80 75 80 70 50 45 50 25 15 15 20 20 15 40 50
TEMPERATURE 61 53 53 52 52 52 60 63 62 53 53 53 51 51 59 61 57
MIN/MAX TEMP 49 65 49 63
WIND DIR SE SE SE S S SW N N NE NW W W W W W W NW
WIND (MPH) 4 3 4 4 3 3 3 4 4 3 4 4 5 4 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 0 0 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 0.01
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 11.4 11.4 11.4 11.4 11.4 11.7 12.1 12.1 11.7 11.7 11.6 11.4 11.4 11.5 11.7 11.8
...BLUE MOUNTAINS (4,000 FT TO 6,000 FT)...
DATE FRIDAY 09/19/25 SATURDAY 09/20/25
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 SC SC BK SC SC SC FW SC FW FW FW FW FW FW FW FW
CLOUD COVER (%) 15 40 50 50 45 50 30 15 25 10 5 5 5 10 10 20 20
TEMPERATURE 72 62 59 58 56 58 69 74 72 62 60 58 55 57 68 72 70
MIN/MAX TEMP 55 75 54 73
WIND DIR N NE NE N N N NW NW NW N NE W W SW W W W
WIND (MPH) 3 3 2 2 2 2 3 3 3 2 3 3 3 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) 11.1 11.1 11.2 11.2 11.3 11.3 11.4 11.6 11.5 11.2 10.9 10.8 10.6 11.0 11.1 11.1 11.2
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN