Avalanche Weather Guidance
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
810
FWUS46 KPDT 041056
AVGPDT
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
356 AM PDT THU SEP 4 2025
...BROKEN TOP...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK SC SC SC SC OV BK SC OV SC SC SC BK OV BK SC SC
CLOUD COVER (%) 55 25 35 45 50 70 60 50 80 40 40 45 60 80 65 45 50
TEMPERATURE 57 57 66 69 67 60 58 58 57 58 64 66 63 57 55 54 53
MAX/MIN TEMP 70 55 68 52
WIND DIR S S SE E N W S SE N NW NE NE N NW W W W
WIND (MPH) 8 6 4 3 3 3 5 4 4 4 5 4 4 4 5 4 4
WIND GUST (MPH)
PRECIP PROB (%) 5 5 10 20 20 20 10 10 20 30 50 50 50 50 20 20 30
PRECIP TYPE T T R R R R T R R R R R
6 HOUR QPF 0.00 0.01 0.00 0.00 0.02 0.17 0.13 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 12.8 13.2 13.2 13.1 12.9 12.8 12.8 12.8 12.8 12.8 12.6 12.5 12.2 12.0 11.8
...TAM MCARTHUR RIM...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK SC SC SC SC OV BK SC OV SC SC SC BK OV BK SC SC
CLOUD COVER (%) 55 30 40 50 50 70 60 45 80 40 45 45 60 80 70 45 50
TEMPERATURE 57 57 68 70 68 61 58 58 57 58 65 67 64 57 55 54 53
MAX/MIN TEMP 71 56 69 52
WIND DIR S S SE E N W SW S SW W NE NE N W W W W
WIND (MPH) 8 6 4 2 3 4 5 4 4 4 4 3 3 4 5 4 4
WIND GUST (MPH)
PRECIP PROB (%) 5 5 10 20 20 20 10 10 20 30 50 50 50 50 20 20 30
PRECIP TYPE T T R R R R T R R R R R
6 HOUR QPF 0.00 0.01 0.00 0.00 0.02 0.16 0.12 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 12.4 12.8 13.2 13.2 13.1 12.9 12.9 12.8 12.7 12.8 12.8 12.6 12.4 12.2 12.0 11.8
...NEWBERRY CRATER...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK SC FW SC BK OV BK SC BK SC SC SC BK OV BK SC BK
CLOUD COVER (%) 50 30 20 45 60 70 65 45 65 50 35 50 65 80 55 40 55
TEMPERATURE 58 57 65 69 69 62 60 59 58 58 64 68 65 57 54 55 54
MAX/MIN TEMP 72 57 71 52
WIND DIR SE SE SE SE NE N NE E NE N E NE N NW NW NW NW
WIND (MPH) 6 5 4 4 4 4 5 5 5 5 5 5 5 5 5 5 4
WIND GUST (MPH)
PRECIP PROB (%) 5 5 5 20 20 10 5 10 20 20 40 40 40 40 20 20 20
PRECIP TYPE T T R R R T R R R R R
6 HOUR QPF 0.00 0.02 0.01 0.00 0.01 0.02 0.05 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 12.8 13.3 13.3 13.2 13.0 12.8 12.8 12.9 12.9 13.0 12.8 12.5 12.3 12.0 11.8
...WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC BK BK BK BK SC FW FW FW FW FW FW FW FW FW FW SC
CLOUD COVER (%) 50 50 70 60 60 40 15 10 15 10 10 25 20 10 15 25 40
TEMPERATURE 56 58 66 69 68 60 56 55 54 56 64 67 66 58 55 54 53
MAX/MIN TEMP 70 53 68 53
WIND DIR NW N N N N NW NW W NW W NW NW N W SW SW SW
WIND (MPH) 5 4 5 8 8 6 6 5 5 4 5 6 8 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 5 5 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 11.8 11.9 12.6 12.8 12.5 12.0 11.5 11.5 11.3 11.4 12.2 12.2 12.1 11.9 11.6 11.6
...SALT CREEK AREA (5,000 FT TO 7,000 FT)...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC SC BK BK BK SC FW FW FW FW CL FW FW FW FW FW SC
CLOUD COVER (%) 50 50 60 60 50 40 15 10 15 10 5 15 15 10 10 20 35
TEMPERATURE 61 65 75 78 77 68 63 61 59 63 73 76 75 65 62 59 58
MAX/MIN TEMP 79 58 77 57
WIND DIR NW NW N N N NW NW NW NW NW NE N N N NW W W
WIND (MPH) 6 5 5 8 9 8 8 6 5 5 5 6 8 6 6 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 5 5 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 11.8 11.9 12.5 12.7 12.4 11.9 11.5 11.3 11.3 11.3 12.1 12.2 12.0 11.9 11.6 11.6
...CLEAR CREEK AREA (6,000 FT TO 8,000 FT)...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK BK BK BK BK SC FW FW FW CL FW FW SC FW FW SC SC
CLOUD COVER (%) 55 60 65 70 60 40 15 15 20 5 5 20 35 10 20 30 45
TEMPERATURE 60 62 72 74 74 66 61 59 58 61 70 73 72 63 59 58 56
MAX/MIN TEMP 76 57 74 56
WIND DIR NW N NE N N N N NW NW NW S SW N N N NW NW
WIND (MPH) 6 5 6 8 9 9 9 8 6 5 5 6 8 8 6 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 5 5 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) 12.0 11.9 12.1 12.6 12.7 12.5 12.1 11.9 11.5 11.5 11.8 12.6 12.6 12.3 12.1 11.7 11.7
...CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK BK BK BK BK SC FW FW SC FW FW FW SC FW FW SC SC
CLOUD COVER (%) 65 55 60 70 55 45 15 15 25 10 10 25 35 20 20 30 45
TEMPERATURE 60 62 72 75 74 65 62 59 59 61 70 73 72 63 60 58 57
MAX/MIN TEMP 76 58 74 57
WIND DIR NE N NW N N NE NE NE NE NE W W NW N NE NE NE
WIND (MPH) 6 5 6 8 8 8 8 5 5 5 5 6 5 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 5 5 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) 11.9 11.8 12.4 13.0 13.0 12.6 12.3 11.9 11.8 11.7 11.8 12.5 12.5 12.3 12.1 11.7 11.6
...NORWAY AREA (7,000 FT TO 10,000 FT)...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK BK BK OV OV SC FW FW FW FW FW SC SC FW FW SC SC
CLOUD COVER (%) 60 65 65 70 70 40 15 15 25 5 10 30 35 15 15 30 45
TEMPERATURE 57 59 67 69 68 61 58 57 55 58 65 67 66 59 56 55 54
MAX/MIN TEMP 70 55 68 54
WIND DIR N N NE N N N N N N W SW SW NW NW NW NW NW
WIND (MPH) 9 6 6 9 10 10 10 9 8 6 5 6 8 9 8 6 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 5 5 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) 12.0 11.9 12.4 12.8 12.9 12.6 12.2 12.0 11.6 11.6 12.0 12.8 12.7 12.4 12.1 11.7 11.7
...ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV BK OV BK SC SC SC FW FW FW FW SC SC SC FW SC BK
CLOUD COVER (%) 80 65 75 60 45 40 35 20 25 10 15 35 40 35 25 45 60
TEMPERATURE 57 56 65 68 66 59 58 57 56 57 64 67 66 57 55 56 55
MAX/MIN TEMP 70 54 69 53
WIND DIR NW NW NE N N N N N N W NW NW NW NW W W W
WIND (MPH) 6 6 6 8 6 5 5 5 5 4 5 5 5 5 5 4 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 5 5 0 0 0 0 10 10 20 20 10 10 20
PRECIP TYPE R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 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) 12.1 11.9 12.2 12.7 13.0 12.9 12.6 12.3 12.2 12.2 12.0 12.6 12.4 12.3 12.3 11.8 11.7
...BLUE MOUNTAINS (4,000 FT TO 6,000 FT)...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW SC
CLOUD COVER (%) 35 35 35 40 35 25 10 15 20 10 5 10 15 10 10 25 40
TEMPERATURE 64 66 77 82 81 72 68 65 63 66 77 81 80 70 66 63 61
MAX/MIN TEMP 83 62 82 61
WIND DIR W W NW NW NW N NE NE NE SW NW NW N N E S S
WIND (MPH) 3 3 4 6 5 3 3 3 3 3 3 5 5 4 4 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 5 5 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) 11.7 11.8 12.0 12.2 12.4 12.2 11.9 11.8 11.6 11.7 11.7 12.1 12.1 11.8 11.7 11.4 11.3
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN