Avalanche Weather Guidance
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
899
FWUS46 KPDT 042156
AVGPDT
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PDT THU SEP 4 2025
...BROKEN TOP...
DATE FRIDAY 09/05/25 SATURDAY 09/06/25
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 BK BK SC SC BK OV OV OV BK BK BK BK BK BK
CLOUD COVER (%) 40 50 65 55 60 35 30 55 70 90 75 50 55 55 55 55 55
TEMPERATURE 67 60 58 58 57 58 65 66 61 55 54 54 53 55 60 60 56
MIN/MAX TEMP 55 69 51 63
WIND DIR N N NE E E E E NE NW N NW W W SW S W NW
WIND (MPH) 4 4 4 3 3 3 4 3 3 4 5 4 3 4 3 3 4
WIND GUST (MPH)
PRECIP PROB (%) 20 20 20 10 20 10 60 60 50 50 20 20 30 30 60 60 50
PRECIP TYPE T T R R R R R R R R R R R R R
6 HOUR QPF 0.01 0.00 0.00 0.12 0.11 0.00 0.00 0.28
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) 13.2 13.0 12.9 12.8 12.7 12.7 12.8 12.9 12.8 12.7 12.4 12.1 11.9 11.8 11.5 11.8 11.8
...TAM MCARTHUR RIM...
DATE FRIDAY 09/05/25 SATURDAY 09/06/25
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 BK BK SC SC BK OV OV OV BK BK BK BK BK BK
CLOUD COVER (%) 40 50 65 55 60 35 30 55 70 85 75 50 55 55 55 55 55
TEMPERATURE 68 61 58 58 57 58 66 67 62 55 54 54 54 55 61 61 57
MIN/MAX TEMP 56 70 52 63
WIND DIR N N NE SE SE E NE NE NW N NW W SW SW SE W NW
WIND (MPH) 4 4 4 3 3 3 3 3 3 4 5 4 3 4 3 2 4
WIND GUST (MPH)
PRECIP PROB (%) 20 20 20 10 20 10 60 60 50 50 20 20 30 30 60 60 40
PRECIP TYPE T T R R R R R R R R R R R R R
6 HOUR QPF 0.01 0.00 0.00 0.10 0.12 0.00 0.00 0.25
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) 13.3 12.9 12.9 12.8 12.7 12.7 12.8 12.9 12.7 12.7 12.4 12.1 12.0 11.8 11.5 11.8 11.8
...NEWBERRY CRATER...
DATE FRIDAY 09/05/25 SATURDAY 09/06/25
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 BK BK SC FW BK OV OV OV SC BK BK BK BK SC
CLOUD COVER (%) 45 65 75 55 65 25 20 50 70 85 70 50 65 60 50 55 50
TEMPERATURE 70 64 60 60 58 59 65 68 62 57 55 55 54 53 58 62 61
MIN/MAX TEMP 57 72 52 66
WIND DIR NW N NE NE E SE SE S N N N S SW SW S S W
WIND (MPH) 4 4 5 5 4 4 5 5 5 5 5 5 4 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 20 20 10 10 10 10 50 50 40 40 10 10 20 20 40 40 30
PRECIP TYPE T T R T R R R R R R R
6 HOUR QPF 0.01 0.00 0.00 0.01 0.03 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) 13.1 13.1 12.9 12.8 12.8 12.7 12.9 13.1 12.8 12.5 12.4 12.2 11.8 11.8 11.4 11.8 11.8
...WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)...
DATE FRIDAY 09/05/25 SATURDAY 09/06/25
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 SC FW FW FW CL CL FW FW FW FW FW SC BK BK OV OV
CLOUD COVER (%) 55 45 20 10 15 5 5 20 15 20 20 25 45 55 55 75 80
TEMPERATURE 67 60 56 56 54 57 65 68 66 58 54 54 53 57 64 63 59
MIN/MAX TEMP 53 69 53 66
WIND DIR N N NW NW W NW N N N W SW SW SW SW SW SW SW
WIND (MPH) 8 6 6 5 5 4 5 6 6 5 5 5 5 4 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 5 5 0 0 0 0 5 5 20 20 30
PRECIP TYPE R T 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 12.2 11.9 11.7 11.6 11.5 11.8 12.2 12.3 11.9 11.9 11.6 11.8 11.9 12.2 12.3 12.3
...SALT CREEK AREA (5,000 FT TO 7,000 FT)...
DATE FRIDAY 09/05/25 SATURDAY 09/06/25
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 CL CL FW FW FW FW FW SC BK SC OV OV
CLOUD COVER (%) 45 35 15 10 15 0 5 15 10 15 15 20 40 55 50 75 80
TEMPERATURE 76 67 63 61 59 64 73 76 74 65 61 60 58 63 72 71 67
MIN/MAX TEMP 59 77 58 74
WIND DIR N NW NW NW NW N N N N N NW W W SW S S S
WIND (MPH) 8 8 8 6 5 4 5 6 8 6 5 5 5 4 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 5 5 20 20 20
PRECIP TYPE R T 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) 12.4 12.1 11.9 11.6 11.5 11.4 11.8 12.3 12.4 11.9 11.9 11.7 11.8 11.8 12.1 12.2 12.3
...CLEAR CREEK AREA (6,000 FT TO 8,000 FT)...
DATE FRIDAY 09/05/25 SATURDAY 09/06/25
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 SC FW FW FW CL FW SC SC FW FW SC SC BK BK OV OV
CLOUD COVER (%) 50 40 20 10 20 5 10 35 30 25 20 25 45 55 60 75 80
TEMPERATURE 74 65 61 59 58 61 70 73 72 63 59 57 57 61 67 66 64
MIN/MAX TEMP 57 73 56 69
WIND DIR N N N NW NW N SE N N N N NW NW W S SW SW
WIND (MPH) 9 9 9 8 6 5 5 5 6 8 6 5 5 5 6 8 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 5 5 0 0 0 0 5 5 20 20 20
PRECIP TYPE R T 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 12.1 11.9 11.6 11.6 12.5 12.8 12.8 12.3 12.2 11.9 11.9 11.9 12.2 12.2 12.3
...CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)...
DATE FRIDAY 09/05/25 SATURDAY 09/06/25
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 SC FW FW FW CL FW SC SC FW FW SC SC BK BK OV BK
CLOUD COVER (%) 50 45 15 5 15 5 5 30 25 20 25 30 45 55 65 80 70
TEMPERATURE 73 65 62 60 58 61 70 73 72 63 60 58 58 60 66 65 65
MIN/MAX TEMP 58 75 57 70
WIND DIR N NE NE NE NE N W NW NE NE NE NE NE S SW SW SW
WIND (MPH) 8 8 8 5 5 4 5 6 5 6 5 5 5 4 5 6 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 5 5 5 5 0 0 5 5 20 20 30
PRECIP TYPE R T R
6 HOUR QPF 0.00 0.00 0.00 0.01 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) 12.7 12.4 12.0 11.9 11.8 11.6 12.2 12.5 12.4 12.3 12.0 11.8 12.0 12.0 12.2 12.2 12.3
...NORWAY AREA (7,000 FT TO 10,000 FT)...
DATE FRIDAY 09/05/25 SATURDAY 09/06/25
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 SC FW FW FW CL FW SC SC FW FW SC SC BK BK OV OV
CLOUD COVER (%) 50 45 20 10 20 5 15 45 30 25 20 25 50 55 65 75 75
TEMPERATURE 68 61 58 56 55 58 65 67 66 59 56 55 54 58 62 61 59
MIN/MAX TEMP 55 68 54 64
WIND DIR N N N N N NW S W N N NW NW NW W S SW SW
WIND (MPH) 9 10 10 9 8 5 5 5 6 8 6 6 6 5 6 8 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 5 5 0 0 0 0 5 5 20 20 20
PRECIP TYPE R T R
6 HOUR QPF 0.00 0.00 0.00 0.01 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) 12.7 12.4 12.2 11.9 11.7 11.6 12.7 12.9 12.8 12.3 12.2 11.9 11.9 12.0 12.2 12.2 12.3
...ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)...
DATE FRIDAY 09/05/25 SATURDAY 09/06/25
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 FW SC SC SC SC SC BK OV BK OV BK
CLOUD COVER (%) 50 45 15 15 20 15 25 50 45 30 30 40 55 70 60 75 60
TEMPERATURE 66 59 58 58 56 57 65 66 65 57 56 55 55 55 61 59 58
MIN/MAX TEMP 54 70 53 65
WIND DIR NW NW N NW NW N NE NW N NW W W W SW S SW W
WIND (MPH) 6 5 5 5 4 4 4 5 5 5 5 5 5 4 4 5 4
WIND GUST (MPH)
PRECIP PROB (%) 20 20 0 0 0 0 10 10 20 20 10 10 20 20 40 40 40
PRECIP TYPE T T T T T T R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.02 0.00 0.00 0.01 0.04
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 12.4 12.3 12.0 12.0 12.4 12.7 12.6 12.3 12.3 12.2 12.2 12.2 12.2 12.2 12.2
...BLUE MOUNTAINS (4,000 FT TO 6,000 FT)...
DATE FRIDAY 09/05/25 SATURDAY 09/06/25
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 SC FW FW FW CL FW FW FW FW FW FW SC BK BK BK OV
CLOUD COVER (%) 50 45 15 10 15 5 5 10 10 15 15 25 40 50 55 60 75
TEMPERATURE 80 71 68 65 63 67 77 81 79 70 66 63 61 65 74 75 71
MIN/MAX TEMP 62 83 61 79
WIND DIR NW N NE NE NE E N N N N NE W SW SW SW SW W
WIND (MPH) 5 3 3 3 3 2 3 4 5 3 4 3 3 3 3 4 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 5 5 5 5 5 5 5 5 20 20 20
PRECIP TYPE R T R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.08
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 12.3 12.2 12.0 11.7 11.6 11.8 12.0 12.0 11.8 11.6 11.6 11.6 11.6 11.8 11.9 12.2
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN