088  
FWUS46 KPDT 212136  
AVGPDT  
 
AVALANCHE WEATHER GUIDANCE  
NATIONAL WEATHER SERVICE PENDLETON OR  
ISSUED BY NATIONAL WEATHER SERVICE SPOKANE WA  
236 PM PDT MON APR 21 2025  
 
   
..BROKEN TOP  
 
DATE TUESDAY 04/22/25 WEDNESDAY 04/23/25  
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 FW FW FW FW FW SC FW FW CL CL FW CL CL FW  
CLOUD COVER (%) 15 15 15 20 20 10 10 25 30 15 10 5 5 5 5 5 5  
TEMPERATURE 38 27 21 19 16 22 34 38 38 30 24 22 20 27 35 41 42  
MIN/MAX TEMP 16 38 20 42  
WIND DIR W W W NW NW N N N N N N N N NE NE NE NE  
WIND (MPH) 9 5 4 3 3 3 6 10 12 10 8 5 5 6 9 10 11  
WIND GUST (MPH)  
PRECIP PROB (%) 0 0 5 5 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  
12 HOUR SNOW 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) 5.6 4.8 4.1 3.8 3.6 4.2 5.2 5.4 5.3 4.8 4.4 4.2 4.0 4.2 4.9 5.5 5.9  
 
   
..TAM MCARTHUR RIM  
 
DATE TUESDAY 04/22/25 WEDNESDAY 04/23/25  
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 FW FW FW FW FW SC FW FW CL CL FW CL CL CL  
CLOUD COVER (%) 20 15 15 20 20 10 10 25 30 15 10 5 5 5 5 5 5  
TEMPERATURE 39 28 23 20 17 23 34 39 38 31 25 23 21 28 37 42 42  
MIN/MAX TEMP 17 39 21 43  
WIND DIR W W W NW NW N N N N N N N N N NE NE NE  
WIND (MPH) 10 6 4 3 2 3 6 10 12 11 8 5 5 6 9 11 12  
WIND GUST (MPH)  
PRECIP PROB (%) 0 0 5 5 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  
12 HOUR SNOW 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) 5.7 4.9 4.2 3.8 3.6 4.2 5.1 5.4 5.2 4.8 4.4 4.2 4.0 4.2 4.9 5.5 5.9  
 
   
..NEWBERRY CRATER  
 
DATE TUESDAY 04/22/25 WEDNESDAY 04/23/25  
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 SC FW FW FW FW SC SC FW FW CL FW FW CL CL FW  
CLOUD COVER (%) 15 20 30 20 15 15 25 30 25 10 5 5 5 10 5 5 5  
TEMPERATURE 42 32 25 22 20 25 33 40 42 33 27 24 22 27 37 42 45  
MIN/MAX TEMP 20 42 22 45  
WIND DIR NW NW NW NW NW NW NW N N N NE NE NE N NE NE N  
WIND (MPH) 12 9 5 4 4 4 5 10 13 13 11 8 8 6 8 8 10  
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  
12 HOUR SNOW 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) 5.9 5.4 4.7 4.3 4.1 4.7 5.6 5.8 5.6 5.1 4.7 4.3 4.1 4.4 5.2 5.6 6.0  
 
   
..WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)  
 
DATE TUESDAY 04/22/25 WEDNESDAY 04/23/25  
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 FW FW FW SC SC SC OV OV BK FW FW FW FW FW FW FW  
CLOUD COVER (%) 35 20 15 25 30 30 45 75 70 60 25 15 15 10 10 15 20  
TEMPERATURE 34 23 18 15 14 22 30 34 32 28 23 21 19 27 35 39 38  
MIN/MAX TEMP 14 34 19 40  
WIND DIR W W W W W N N N N N N N N NW N N N  
WIND (MPH) 11 10 9 8 6 6 10 10 11 10 9 9 9 9 13 14 16  
WIND GUST (MPH)  
PRECIP PROB (%) 0 0 0 0 0 5 5 5 5 5 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  
12 HOUR SNOW 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) 5.0 4.4 3.9 3.6 3.5 4.2 4.9 5.3 5.4 5.2 4.8 4.5 4.4 4.6 5.4 5.7 6.0  
 
   
..SALT CREEK AREA (5,000 FT TO 7,000 FT)  
 
DATE TUESDAY 04/22/25 WEDNESDAY 04/23/25  
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 FW FW FW FW SC SC BK BK SC FW FW FW FW FW FW FW  
CLOUD COVER (%) 45 25 15 20 25 25 35 65 65 35 15 10 5 5 5 15 20  
TEMPERATURE 41 29 23 22 20 28 39 43 40 32 28 26 24 32 42 47 45  
MIN/MAX TEMP 20 43 24 47  
WIND DIR NW NW NW NW NW N N N N NW NW NW NW N N N N  
WIND (MPH) 9 8 6 6 5 6 8 8 10 10 10 9 9 10 12 12 12  
WIND GUST (MPH)  
PRECIP PROB (%) 5 0 0 0 0 0 5 5 5 5 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  
12 HOUR SNOW 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) 5.1 4.4 3.9 3.7 3.6 4.2 4.9 5.3 5.3 5.1 4.7 4.4 4.2 4.6 5.4 5.8 6.1  
 
   
..CLEAR CREEK AREA (6,000 FT TO 8,000 FT)  
 
DATE TUESDAY 04/22/25 WEDNESDAY 04/23/25  
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 FW FW FW FW FW SC BK BK FW FW FW CL FW FW FW FW  
CLOUD COVER (%) 40 20 10 15 15 25 35 50 55 25 10 5 5 5 10 15 15  
TEMPERATURE 37 27 22 18 17 25 35 38 38 30 25 23 21 29 39 43 43  
MIN/MAX TEMP 17 39 21 44  
WIND DIR NW NW NW NW NW N NE N N N N N N N N N N  
WIND (MPH) 9 9 10 9 8 6 8 8 10 13 13 12 12 11 11 11 13  
WIND GUST (MPH)  
PRECIP PROB (%) 5 0 0 0 0 5 5 5 5 5 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  
12 HOUR SNOW 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) 5.1 4.5 3.9 3.6 3.5 4.2 5.1 5.5 5.6 5.2 4.8 4.5 4.3 4.8 5.5 5.8 6.2  
 
   
..CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)  
 
DATE TUESDAY 04/22/25 WEDNESDAY 04/23/25  
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 FW FW FW SC BK SC FW FW FW FW FW FW FW FW  
CLOUD COVER (%) 25 15 10 20 25 25 40 55 45 20 5 5 5 5 10 20 15  
TEMPERATURE 36 27 23 21 19 27 35 39 39 32 27 25 23 31 40 44 43  
MIN/MAX TEMP 19 39 23 45  
WIND DIR NW N N NE NE NW W NW N NE NE NE NE N NW N N  
WIND (MPH) 10 9 9 6 5 4 8 8 9 9 9 8 8 6 8 10 10  
WIND GUST (MPH)  
PRECIP PROB (%) 0 0 0 0 0 5 5 5 5 5 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  
12 HOUR SNOW 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) 4.9 4.4 3.9 3.5 3.3 4.1 5.1 5.6 5.6 5.1 4.8 4.5 4.3 4.7 5.6 5.8 6.1  
 
   
..NORWAY AREA (7,000 FT TO 10,000 FT)  
 
DATE TUESDAY 04/22/25 WEDNESDAY 04/23/25  
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 FW FW FW FW FW SC BK BK FW FW FW CL FW FW FW FW  
CLOUD COVER (%) 30 15 10 15 15 25 40 60 55 25 10 10 5 5 10 15 15  
TEMPERATURE 31 23 18 15 13 23 30 34 34 27 22 20 19 27 34 37 39  
MIN/MAX TEMP 13 35 18 39  
WIND DIR NW NW NW NW NW N NW N N N N N N N N N N  
WIND (MPH) 12 12 12 11 10 9 9 9 12 14 16 14 14 12 12 12 16  
WIND GUST (MPH)  
PRECIP PROB (%) 0 0 0 0 0 5 5 5 5 5 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  
12 HOUR SNOW 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) 5.0 4.4 3.8 3.5 3.4 4.1 5.1 5.5 5.6 5.2 4.8 4.6 4.4 4.8 5.6 5.8 6.2  
 
   
..ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)  
 
DATE TUESDAY 04/22/25 WEDNESDAY 04/23/25  
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 FW FW SC SC SC SC OV BK SC FW FW FW FW CL FW FW  
CLOUD COVER (%) 40 25 20 35 40 30 45 75 65 30 15 10 10 5 5 5 15  
TEMPERATURE 36 26 22 20 18 25 32 34 33 27 25 23 22 28 37 42 41  
MIN/MAX TEMP 18 37 21 43  
WIND DIR W NW NW NW NW N N N N N N N N NW N N N  
WIND (MPH) 11 9 8 6 5 6 9 10 11 10 9 8 9 10 12 12 13  
WIND GUST (MPH)  
PRECIP PROB (%) 0 0 0 0 0 0 0 0 5 5 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  
12 HOUR SNOW 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) 5.2 4.6 4.1 3.8 3.7 4.3 5.2 5.7 5.8 5.3 4.8 4.4 4.2 4.5 5.3 5.7 6.1  
 
   
..BLUE MOUNTAINS (4,000 FT TO 6,000 FT)  
 
DATE TUESDAY 04/22/25 WEDNESDAY 04/23/25  
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 SC SC FW SC SC SC FW FW FW CL CL CL FW FW  
CLOUD COVER (%) 25 20 20 25 35 20 40 50 40 20 15 5 5 5 5 15 15  
TEMPERATURE 43 33 29 26 24 32 41 44 44 36 32 30 28 37 46 50 49  
MIN/MAX TEMP 24 45 27 51  
WIND DIR W W W W W NW NW N N N N N N N N N N  
WIND (MPH) 9 5 4 3 2 3 5 6 6 4 4 4 3 4 6 8 9  
WIND GUST (MPH)  
PRECIP PROB (%) 0 0 0 0 0 5 5 5 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  
12 HOUR SNOW 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) 4.5 4.1 3.9 3.6 3.4 4.1 4.8 5.2 5.3 4.9 4.5 4.2 4.0 4.3 5.0 5.4 5.7  
 
 
 
--- PRECIP TYPE CODES ---  
 
CODE TYPE  
T THUNDERSTORMS  
R RAIN  
S SNOW  
I SLEET  
Z FREEZING RAIN  
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