Avalanche Weather Guidance
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
931
FWUS46 KPDT 281056
AVGPDT
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
356 AM PDT THU AUG 28 2025
...BROKEN TOP...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW CL FW FW FW FW FW FW FW CL FW FW SC BK FW FW SC
CLOUD COVER (%) 10 5 20 20 10 10 10 5 10 5 5 15 45 55 20 20 35
TEMPERATURE 50 53 61 66 65 57 54 53 52 54 64 68 66 57 54 53 51
MAX/MIN TEMP 67 51 69 51
WIND DIR SW SW SW SW W W E SE S SW SE S NW NW NW NW W
WIND (MPH) 9 8 6 6 5 3 3 4 5 5 4 4 5 5 6 5 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 5 5 5 0 0 0 0 0 5 5 10 10 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) 11.3 11.1 11.6 11.6 11.4 10.9 11.1 10.9 10.9 10.7 10.6 11.7 12.1 12.0 11.8 11.7 11.7
...TAM MCARTHUR RIM...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW CL FW FW FW FW FW FW FW CL FW FW SC BK FW FW SC
CLOUD COVER (%) 10 5 20 25 10 10 10 5 10 5 5 15 50 50 20 15 35
TEMPERATURE 51 54 63 67 66 58 55 53 53 55 66 70 67 58 55 53 52
MAX/MIN TEMP 68 51 70 51
WIND DIR SW SW SW SW W SW S S S SW SE S NW NW NW NW W
WIND (MPH) 10 8 5 5 5 3 3 4 5 5 4 3 5 6 6 5 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 5 5 5 0 0 0 0 0 5 5 10 10 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) 11.2 11.1 11.6 11.6 11.5 11.0 11.1 10.9 10.9 10.7 10.6 11.8 12.1 12.0 11.8 11.7 11.7
...NEWBERRY CRATER...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW FW FW CL FW FW CL FW FW FW CL FW SC BK FW FW SC
CLOUD COVER (%) 15 5 10 5 10 10 5 10 15 5 5 15 45 55 25 15 30
TEMPERATURE 52 53 61 68 70 62 56 55 53 55 63 69 71 63 57 55 53
MAX/MIN TEMP 70 53 71 53
WIND DIR S S SW SW W N NE E SE S S SW SW NW NW NW NW
WIND (MPH) 4 5 6 6 5 5 5 4 4 3 4 5 5 5 6 5 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 5 0 0 0 0 0 5 5 5 5 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) 11.5 11.4 11.1 11.5 11.5 11.3 11.2 11.0 10.9 10.8 10.7 11.4 12.0 12.0 11.8 11.8 11.6
...WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW FW SC SC SC FW FW FW FW FW SC SC SC FW FW FW
CLOUD COVER (%) 45 20 20 35 35 30 15 10 15 10 10 30 35 30 15 15 15
TEMPERATURE 46 48 56 60 60 54 50 50 49 53 61 63 63 55 51 50 50
MAX/MIN TEMP 62 49 64 50
WIND DIR W W W W NW W SW SW SW W N NW NW NW W SW SW
WIND (MPH) 5 4 5 5 4 3 4 4 4 4 3 5 5 4 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 5 5 5 10 5 0 0 0 0 0 5 5 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) 11.0 10.9 11.5 11.9 12.2 12.2 11.9 11.6 11.2 10.9 11.3 11.9 11.8 11.6 11.5 11.4 11.4
...SALT CREEK AREA (5,000 FT TO 7,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW SC SC SC SC FW FW FW FW FW SC SC SC FW FW FW
CLOUD COVER (%) 50 25 35 45 35 30 15 10 15 10 10 40 30 30 15 10 15
TEMPERATURE 50 54 64 67 68 61 56 55 54 59 69 70 71 63 57 56 54
MAX/MIN TEMP 69 54 72 54
WIND DIR SW SW W NW W W SW SW W W NE NW NW NW W W W
WIND (MPH) 4 4 5 5 4 4 4 4 4 3 3 4 5 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 5 5 5 10 5 0 0 0 0 0 5 5 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) 11.0 10.9 11.7 12.1 12.3 12.2 11.8 11.7 11.2 10.9 11.4 12.1 11.9 11.7 11.5 11.4 11.4
...CLEAR CREEK AREA (6,000 FT TO 8,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW FW FW SC SC FW FW FW FW FW SC SC SC FW FW FW
CLOUD COVER (%) 50 20 20 25 35 35 20 10 15 10 10 35 40 30 15 10 15
TEMPERATURE 48 52 60 65 65 59 55 53 53 57 66 68 66 59 55 54 53
MAX/MIN TEMP 66 52 68 53
WIND DIR W SW SW SW SW NW NW W W NW SW W NW N N N N
WIND (MPH) 3 4 6 6 5 4 4 3 4 4 5 5 5 5 5 4 4
WIND GUST (MPH)
PRECIP PROB (%) 5 5 5 10 5 0 0 0 0 0 5 5 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) 10.8 10.8 11.5 12.0 12.3 12.2 11.9 11.6 11.3 11.0 11.6 12.1 12.0 11.8 11.6 11.6 11.5
...CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW FW FW FW SC FW FW FW FW FW FW FW SC FW FW FW FW
CLOUD COVER (%) 25 10 5 15 35 25 15 10 10 5 5 15 35 20 20 10 10
TEMPERATURE 49 52 61 65 66 58 55 54 54 57 67 70 68 60 56 55 55
MAX/MIN TEMP 67 53 70 54
WIND DIR W W W W SW E SE SE SE NE W NW NW N NE NE NE
WIND (MPH) 3 4 6 6 5 4 4 4 4 3 5 6 5 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 5 10 10 5 5 0 0 0 0 5 5 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) 10.7 10.7 11.1 12.0 12.2 12.2 11.9 11.6 11.3 10.9 10.9 11.4 11.8 11.8 11.7 11.5 11.5
...NORWAY AREA (7,000 FT TO 10,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW FW FW SC SC FW FW FW FW FW SC SC SC FW FW FW
CLOUD COVER (%) 40 15 15 20 40 35 20 10 15 10 10 25 45 30 10 10 15
TEMPERATURE 46 49 56 60 60 55 52 51 50 54 61 63 61 55 52 51 51
MAX/MIN TEMP 61 50 63 51
WIND DIR W W W W SW NW W W W NW W W NW N N N N
WIND (MPH) 4 4 6 8 5 4 4 4 4 5 5 6 5 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 5 5 5 10 5 0 0 0 0 0 5 5 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) 10.8 10.8 11.4 12.0 12.3 12.2 11.9 11.7 11.3 11.0 11.4 11.9 11.9 11.8 11.6 11.6 11.5
...ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW CL FW SC SC FW FW FW FW CL CL SC SC FW FW FW FW
CLOUD COVER (%) 15 5 15 35 45 15 10 10 10 5 5 35 40 25 15 20 20
TEMPERATURE 47 49 58 61 61 53 52 52 51 52 62 64 62 54 53 53 52
MAX/MIN TEMP 64 49 66 50
WIND DIR W W W W W SE S S S W N N N NW NW W W
WIND (MPH) 5 5 6 5 4 3 3 4 4 3 4 4 4 3 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 5 10 5 5 0 0 0 0 10 10 5 5 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) 10.6 10.7 11.6 12.2 12.5 12.2 11.9 11.7 11.1 10.9 11.3 12.0 12.1 12.0 11.8 11.7 11.6
...BLUE MOUNTAINS (4,000 FT TO 6,000 FT)...
DATE THURSDAY 08/28/25 FRIDAY 08/29/25
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 FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW
CLOUD COVER (%) 20 5 10 10 10 10 10 10 10 5 5 5 10 15 15 10 15
TEMPERATURE 55 58 69 75 74 65 62 60 58 62 75 79 78 67 63 60 58
MAX/MIN TEMP 76 58 80 58
WIND DIR SW SW W W NW N E SE SE SE NW NW NW N E E SE
WIND (MPH) 4 4 4 5 4 3 4 4 4 3 2 4 5 3 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 5 5 0 5 0 0 0 0 0 0 5 5 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) 10.8 10.8 10.9 11.2 11.8 11.9 11.7 11.3 10.8 10.4 10.5 11.0 11.3 11.4 11.4 11.3 11.3
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN