Avalanche Weather Guidance
Issued by NWS Pendleton, OR

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305
FWUS46 KPDT 042156
AVGPDT

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PDT SAT OCT 4 2025


...BROKEN TOP...

DATE                                        SUNDAY 10/05/25                         MONDAY 10/06/25
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   SC   BK   OV   OV   BK   FW   FW   SC   FW   CL   FW   FW   CL   CL   CL
CLOUD COVER (%)    45   45   45   60   80   80   55   20   15   30   10    5    5    5    5    5    0
TEMPERATURE        40   35   33   32   33   31   34   40   39   32   31   31   32   32   39   45   45
MIN/MAX TEMP                           31                  40                  30                  47
WIND DIR           NW   NW    N   NE   NE   NE   NE   NE   NE   NE   NE    E    E    E    E    E    E
WIND (MPH)          6    3    3    4    8   11   12   12   12   13   14   14   12   13   14   13   12
WIND GUST (MPH)
PRECIP PROB (%)    20    5    0    5   10    5    0    0    0    0    0    0    0    0    0    0    0
PRECIP TYPE         S
6 HOUR QPF                 0.00      0.00      0.02      0.00      0.01      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)  7.7  7.3  7.0  6.9  6.8  6.6  6.7  6.8  6.5  6.0  5.9  5.8  5.9  6.0  6.7  7.4  7.8


...TAM MCARTHUR RIM...

DATE                                        SUNDAY 10/05/25                         MONDAY 10/06/25
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   SC   BK   OV   OV   BK   FW   FW   SC   FW   CL   FW   FW   CL   CL   CL
CLOUD COVER (%)    45   40   50   60   85   80   60   20   15   25   10    5    5    5    5    5    0
TEMPERATURE        41   36   33   32   32   32   35   40   40   33   31   31   31   33   41   46   46
MIN/MAX TEMP                           31                  41                  30                  48
WIND DIR           NW   NW    N   NE   NE   NE   NE   NE   NE   NE   NE    E    E    E    E    E    E
WIND (MPH)          5    3    3    4    8   11   12   12   12   13   14   13   12   13   14   13   12
WIND GUST (MPH)
PRECIP PROB (%)    20    0    0    5   10    5    0    0    0    0    0    0    0    0    0    0    0
PRECIP TYPE         S
6 HOUR QPF                 0.00      0.00      0.02      0.00      0.01      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)  7.7  7.3  7.0  6.9  6.8  6.6  6.7  6.7  6.5  6.0  5.9  5.8  5.9  6.0  6.7  7.4  7.8


...NEWBERRY CRATER...

DATE                                        SUNDAY 10/05/25                         MONDAY 10/06/25
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        OV   BK   BK   SC   BK   BK   SC   FW   FW   FW   FW   CL   FW   FW   CL   CL   CL
CLOUD COVER (%)    70   60   55   40   55   50   40   20   10   15   10    5   10   10    0    0    0
TEMPERATURE        41   37   35   33   33   32   36   42   42   36   33   33   32   32   40   46   47
MIN/MAX TEMP                           32                  43                  31                  49
WIND DIR           NW    N    N   NE   NE   NE    E   NE   NE   NE   NE   NE    E    E    E    E    E
WIND (MPH)          6    5    5    5    6    9   10    9    9    9   10   10    9   10   11   11   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
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  7.9  7.6  7.2  6.8  6.8  6.7  7.0  7.0  6.9  6.5  6.2  6.0  6.0  6.0  6.7  7.3  7.6


...WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)...

DATE                                        SUNDAY 10/05/25                         MONDAY 10/06/25
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        OV   BK   OV   OV   BK   SC   SC   BK   SC   SC   FW   FW   FW   CL   CL   CL   CL
CLOUD COVER (%)    75   65   75   70   65   50   45   55   50   35   15    5   10    5    0    5    5
TEMPERATURE        35   33   31   31   29   29   34   37   36   30   28   27   27   29   39   43   41
MIN/MAX TEMP                           28                  37                  26                  44
WIND DIR           NW   NW   NW   NW   NW   NW    N    N    N    N   SW   SW   SW   SW   NE    N    N
WIND (MPH)         10    9    6    6    6    8    9    9    9    8    5    5    5    6    4    5    4
WIND GUST (MPH)
PRECIP PROB (%)    20   10   20   20    5    0    5    5    0    0    0    0    0    0    0    0    0
PRECIP TYPE         S         S    S
6 HOUR QPF                 0.02      0.03      0.00      0.02      0.00      0.00      0.00      0.00
6 HOUR SNOW                 0.1       0.2       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)  7.5  7.1  7.0  6.8  6.4  6.1  6.5  6.6  6.6  6.3  6.1  5.7  5.7  5.5  6.5  6.9  7.3


...SALT CREEK AREA (5,000 FT TO 7,000 FT)...

DATE                                        SUNDAY 10/05/25                         MONDAY 10/06/25
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   SC   SC   SC   SC   SC   SC   FW   FW   FW   CL   FW   CL   CL   CL   CL
CLOUD COVER (%)    60   35   40   45   45   35   40   45   20   20    5    5   10    5    0    0    0
TEMPERATURE        42   39   37   36   34   36   42   45   43   36   33   32   32   35   46   50   49
MIN/MAX TEMP                           34                  45                  32                  51
WIND DIR           NW   NW   NW   NW   NW   NW    N    N    N    N   NW   NW   NW    W    E    E   NE
WIND (MPH)         10    8    6    6    6    8    9   10   10    9    8    6    5    6    4    4    5
WIND GUST (MPH)
PRECIP PROB (%)    20    5   20   20   10    5    5    5    0    0    0    0    0    0    0    0    0
PRECIP TYPE         R         R    R
6 HOUR QPF                 0.02      0.02      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)  7.4  7.0  6.9  6.8  6.4  6.1  6.5  6.6  6.6  6.3  6.1  5.8  5.7  5.7  6.5  6.9  7.3


...CLEAR CREEK AREA (6,000 FT TO 8,000 FT)...

DATE                                        SUNDAY 10/05/25                         MONDAY 10/06/25
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   SC   SC   SC   SC   SC   FW   FW   FW   CL   FW   CL   CL   CL   CL
CLOUD COVER (%)    35   25   25   25   25   30   40   35   15   10    5    5    5    5    0    0    5
TEMPERATURE        42   36   34   33   32   34   40   43   41   34   31   30   31   33   42   47   46
MIN/MAX TEMP                           31                  43                  30                  47
WIND DIR            N    N    N   NW   NW    N    N    N    N    N    N    N    N    N   SE    S    S
WIND (MPH)         10    6    5    5    6    9   10   11   11   11    8    6    6    8    5    6    5
WIND GUST (MPH)
PRECIP PROB (%)    20   10   20   20    5    5    5    0    0    0    0    0    0    0    0    0    0
PRECIP TYPE         S         S    S
6 HOUR QPF                 0.00      0.01      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)  7.5  7.0  6.8  6.7  6.4  6.1  6.5  6.7  6.7  6.3  6.0  5.7  5.7  5.6  6.5  7.0  7.4


...CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)...

DATE                                        SUNDAY 10/05/25                         MONDAY 10/06/25
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   SC   SC   SC   FW   SC   SC   FW   FW   FW   CL   FW   CL   CL   CL   CL
CLOUD COVER (%)    60   50   45   40   35   20   30   35   15   10    5    5    5    5    0    0    0
TEMPERATURE        39   36   35   34   33   33   41   45   43   34   32   31   32   33   43   47   46
MIN/MAX TEMP                           32                  45                  31                  48
WIND DIR            N    N    N    N    N    N    N    N    N   NE   NE   NE   NE   NE   SW   SW    W
WIND (MPH)         11    9    8    8    8    8    9    9    8    8    6    6    6    6    5    6    4
WIND GUST (MPH)
PRECIP PROB (%)    10   10   20   10    5    0    5    5    0    0    0    0    0    0    0    0    0
PRECIP TYPE                   S
6 HOUR QPF                 0.00      0.02      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)  7.4  7.0  7.0  6.8  6.4  6.1  6.5  6.8  6.7  6.3  6.0  5.8  5.7  5.7  6.5  7.1  7.5


...NORWAY AREA (7,000 FT TO 10,000 FT)...

DATE                                        SUNDAY 10/05/25                         MONDAY 10/06/25
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   SC   SC   SC   SC   SC   BK   SC   FW   CL   CL   FW   CL   CL   CL   CL
CLOUD COVER (%)    45   30   30   25   30   30   45   50   25   10    5    5    5    5    0    0    5
TEMPERATURE        36   33   31   31   30   31   36   38   37   31   29   29   28   31   38   42   41
MIN/MAX TEMP                           29                  38                  28                  42
WIND DIR            N    N    N    N    N    N    N    N    N    N    N    N    N    N    S    S    S
WIND (MPH)         11    9    8    8   10    9    9   10   10   12    9    8    8    9    6    6    5
WIND GUST (MPH)
PRECIP PROB (%)    10   10   20   20    5    5    5    5    0    0    0    0    0    0    0    0    0
PRECIP TYPE         S         S    S
6 HOUR QPF                 0.00      0.01      0.00      0.00      0.00      0.00      0.00      0.00
6 HOUR SNOW                 0.0       0.1       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)  7.5  7.0  6.9  6.7  6.4  6.1  6.6  6.8  6.7  6.3  6.0  5.7  5.6  5.6  6.6  7.0  7.4


...ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)...

DATE                                        SUNDAY 10/05/25                         MONDAY 10/06/25
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        OV   BK   BK   OV   BK   SC   FW   SC   FW   FW   CL   FW   FW   CL   CL   CL   CL
CLOUD COVER (%)    75   70   65   70   60   30   25   25   20   15    5    5    5    5    0    0    5
TEMPERATURE        34   33   33   33   32   29   34   37   36   28   28   27   29   30   39   43   42
MIN/MAX TEMP                           29                  39                  27                  45
WIND DIR           NW   NW   NW   NW   NW    N    N    N    N    N   NW    W    W    W   SE    E    E
WIND (MPH)         10    8    8    8    9   10   11   10    9    9    6    5    4    4    4    5    5
WIND GUST (MPH)
PRECIP PROB (%)    10   10   20    5    0    0    0    0    0    0    0    0    0    0    0    0    0
PRECIP TYPE                   S
6 HOUR QPF                 0.02      0.03      0.00      0.00      0.00      0.00      0.00      0.00
6 HOUR SNOW                 0.0       0.2       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)  7.3  7.2  7.1  6.9  6.5  5.9  6.4  6.5  6.5  6.3  6.0  5.7  5.7  5.6  6.5  7.0  7.4


...BLUE MOUNTAINS (4,000 FT TO 6,000 FT)...

DATE                                        SUNDAY 10/05/25                         MONDAY 10/06/25
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   SC   SC   SC   FW   SC   SC   FW   CL   CL   CL   CL   CL   CL   CL
CLOUD COVER (%)    40   40   55   45   35   30   25   35   25   15    5    5    0    5    0    0    5
TEMPERATURE        48   43   42   41   39   38   47   50   49   41   39   38   37   38   49   55   54
MIN/MAX TEMP                           37                  50                  36                  56
WIND DIR           NW   NW   NW   NW    W   NW   NW    N    N    N   NE   NE    E   SE    E    N    N
WIND (MPH)          5    4    3    3    3    3    5    6    5    5    4    4    4    4    2    3    3
WIND GUST (MPH)
PRECIP PROB (%)     5   10   30    5    0    0    0    0    0    0    0    0    0    0    0    0    0
PRECIP TYPE                   R
6 HOUR QPF                 0.00      0.02      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)  7.1  7.0  7.0  6.5  5.9  5.6  6.1  6.4  6.4  6.1  5.9  5.8  5.8  5.7  6.1  6.9  7.3

$$

--- PRECIP TYPE CODES ---

CODE   TYPE
 T     THUNDERSTORMS
 R     RAIN
 S     SNOW
 I     SLEET
 Z     FREEZING RAIN