Avalanche Weather Guidance
Issued by NWS Pendleton, OR

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809
FWUS46 KPDT 021056
AVGPDT

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
356 AM PDT TUE SEP 2 2025


...BROKEN TOP...

DATE                    TUESDAY 09/02/25                        WEDNESDAY 09/03/25
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   BK   OV   OV   OV   OV   OV   SC   SC   SC   SC   SC   SC   SC
CLOUD COVER (%)    10    5    5   25   55   85   90   90  100   80   50   35   40   40   35   40   35
TEMPERATURE        54   57   67   72   73   64   62   61   61   58   66   70   69   60   59   59   59
MAX/MIN TEMP                           75                  57                  71                  56
WIND DIR            S    S    S    S    E    W    N   SE    S    S    S    S    W    W    W    W   SW
WIND (MPH)          6    8    6    4    4    6   10    9    8    6    4    3    3    4    6    5    5
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    5   20   20   20   20   10   20   10   10   20   20    0    0    5
PRECIP TYPE                             T    T    T    T         T              T    T
6 HOUR QPF                 0.00      0.00      0.03      0.00      0.02      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 11.7 12.0 12.9 13.2 13.0 12.9 12.9 12.8 12.7 12.4 12.6 13.1 12.9 12.8 12.6 12.5


...TAM MCARTHUR RIM...

DATE                    TUESDAY 09/02/25                        WEDNESDAY 09/03/25
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   BK   OV   OV   OV   OV   OV   SC   SC   SC   SC   SC   SC   SC
CLOUD COVER (%)    15    5    5   30   55   85   85   90  100   80   50   35   40   40   35   40   35
TEMPERATURE        55   58   69   74   74   65   62   61   61   59   67   71   70   61   59   59   59
MAX/MIN TEMP                           76                  58                  72                  57
WIND DIR           SW    S    S    S    E    W   NW    S   SW    S    S   SE   NW    W    W    W   SW
WIND (MPH)          6    8    6    4    3    8   10   10    8    6    4    3    3    5    6    5    5
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    5   20   20   20   20   10   20   10   10   20   20    0    0    5
PRECIP TYPE                             T    T    T    T         T              T    T
6 HOUR QPF                 0.00      0.00      0.02      0.00      0.02      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 11.7 12.0 12.9 13.1 13.0 12.8 12.9 12.8 12.7 12.4 12.6 13.1 12.9 12.8 12.6 12.5


...NEWBERRY CRATER...

DATE                    TUESDAY 09/02/25                        WEDNESDAY 09/03/25
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   CL   FW   BK   OV   OV   OV   OV   BK   SC   FW   SC   SC   SC   SC   SC
CLOUD COVER (%)    20   10    5   25   65   85   80   95  100   55   35   25   35   50   45   30   50
TEMPERATURE        55   57   67   73   75   67   62   62   61   59   65   71   71   63   60   60   59
MAX/MIN TEMP                           77                  58                  74                  58
WIND DIR            S    S    S    S   SW    W    N   SE   SE    S    S    S   SW   NW   NW   NW    W
WIND (MPH)          4    5    5    5    4    6   10   10    9    6    5    5    5    4    5    5    5
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    5   30   30   20   20   10   10   10   10   10   10    0    0    5
PRECIP TYPE                             R    R    T    T
6 HOUR QPF                 0.00      0.00      0.03      0.01      0.03      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 11.6 12.1 13.1 13.2 13.1 13.0 13.0 12.9 12.6 12.6 12.7 13.0 13.0 12.9 12.7 12.6


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

DATE                    TUESDAY 09/02/25                        WEDNESDAY 09/03/25
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   BK   SC   FW   SC   SC   SC   SC   SC   SC   SC   SC   FW   SC   SC
CLOUD COVER (%)    10    5   25   55   40   25   35   35   45   30   30   45   50   35   25   25   30
TEMPERATURE        60   63   72   74   72   64   60   60   59   62   70   73   71   63   59   59   57
MAX/MIN TEMP                           75                  57                  73                  56
WIND DIR            S    S   SW    N   NE    N   SE   SE    S   SW   NE   NE   NW    W   SW   SW   SW
WIND (MPH)          6    5    4    4    4    5    5    5    5    4    4    5    5    4    5    5    5
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    5   10   10    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
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 12.7 12.7 13.1 13.3 13.4 13.3 12.8 12.7 12.6 12.5 12.6 13.2 13.1 13.0 12.9 12.6 12.5


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

DATE                    TUESDAY 09/02/25                        WEDNESDAY 09/03/25
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   SC   SC   SC   SC   SC   SC   SC   SC   FW   FW   SC
CLOUD COVER (%)    10    5   10   25   20   15   30   30   40   30   25   40   45   35   20   20   30
TEMPERATURE        65   70   80   82   80   71   67   66   64   69   79   82   79   71   67   65   64
MAX/MIN TEMP                           83                  63                  82                  62
WIND DIR           SW    S    S   SW    N   NW    W    W    W    W    E    E    N   NW    W    W    W
WIND (MPH)          5    4    5    4    4    5    6    6    6    5    4    5    5    5    6    5    5
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    5    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
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 12.8 12.8 13.0 13.2 13.2 13.2 12.9 12.7 12.6 12.5 12.6 13.1 13.1 13.0 12.9 12.6 12.5


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

DATE                    TUESDAY 09/02/25                        WEDNESDAY 09/03/25
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   CL   FW   FW   FW   SC   SC   SC   SC   SC   SC   SC   SC   FW   FW   SC
CLOUD COVER (%)    15    5    5   10   20   20   35   45   45   50   25   40   50   30   20   20   35
TEMPERATURE        62   67   75   78   77   68   65   63   62   66   75   77   76   68   64   62   61
MAX/MIN TEMP                           78                  62                  78                  60
WIND DIR           SE    S    S    S   NE    N    N    N    N   NW   SE    S   SW   NW    N   NW   NW
WIND (MPH)          4    4    6    5    4    6    8    8    6    5    5    6    5    5    6    5    5
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    5    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
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 12.8 12.8 13.0 13.0 13.1 13.1 12.8 12.7 12.6 12.6 12.7 13.2 13.1 13.1 13.0 12.6 12.5


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

DATE                    TUESDAY 09/02/25                        WEDNESDAY 09/03/25
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   SC   SC   SC   BK   SC   FW   SC   SC   SC   FW   FW   SC
CLOUD COVER (%)    10    0    5   15   20   30   35   40   55   50   25   45   40   30   25   20   35
TEMPERATURE        64   67   75   79   78   68   65   64   64   66   75   77   76   68   64   63   62
MAX/MIN TEMP                           79                  63                  78                  61
WIND DIR           SE   SE    S   SW    N   NE    E    E    E    E   SW   SW    W    N   NE    E    E
WIND (MPH)          5    5    6    5    4    5    5    5    5    5    5    6    5    5    5    5    5
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    5    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
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 12.8 12.7 13.0 13.0 13.2 13.2 12.9 12.7 12.6 12.6 12.7 13.0 13.1 13.1 13.0 12.6 12.5


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

DATE                    TUESDAY 09/02/25                        WEDNESDAY 09/03/25
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   SC   SC   SC   SC   SC   SC   BK   SC   FW   FW   SC
CLOUD COVER (%)    15    5    5   15   20   25   40   50   45   50   30   40   55   30   20   20   35
TEMPERATURE        59   63   70   73   72   64   61   61   60   63   70   72   71   64   61   60   58
MAX/MIN TEMP                           73                  60                  73                  58
WIND DIR           SE   SE    S    S   NE    N    N    N    N    N    S    S   SW   NW    N   NW    W
WIND (MPH)          5    5    8    6    5    6    8    8    8    6    5    6    5    6    8    6    6
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    5    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
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 12.8 12.8 13.0 13.0 13.2 13.1 12.8 12.7 12.6 12.6 12.8 13.2 13.1 13.1 13.0 12.6 12.5


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

DATE                    TUESDAY 09/02/25                        WEDNESDAY 09/03/25
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   SC   SC   BK   BK   SC   SC   SC   SC   SC   SC   SC   SC
CLOUD COVER (%)    10    5    5   20   25   35   35   50   60   50   30   45   50   40   30   30   45
TEMPERATURE        61   61   70   72   71   62   61   61   60   62   69   70   69   61   60   59   59
MAX/MIN TEMP                           75                  58                  74                  56
WIND DIR            S    S    S   NE   NE    N    E   SE    S   SW    E   SE   NW    W   SW   SW   SW
WIND (MPH)          5    5    5    5    4    5    5    4    4    4    4    4    4    4    5    5    5
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    5   10   10    5    5    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) 12.7 12.5 12.7 13.2 13.3 12.9 12.6 12.5 12.6 12.7 12.7 13.2 13.2 13.1 13.0 12.7 12.6


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

DATE                    TUESDAY 09/02/25                        WEDNESDAY 09/03/25
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   CL   CL   FW   FW   FW   SC   SC   SC   FW   FW   FW   FW   FW   FW   SC
CLOUD COVER (%)    10    5    0    5   10   10   20   25   40   30   20   25   25   20   15   15   25
TEMPERATURE        65   70   82   86   84   74   71   69   67   71   83   86   85   74   70   68   66
MAX/MIN TEMP                           87                  66                  88                  64
WIND DIR           SE    S   SW   NW    N   NE   NE    E   NE    E    N    N   NW   NW    S    S    S
WIND (MPH)          3    3    3    4    4    3    4    4    4    3    2    4    5    4    4    3    3
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    5    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
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 12.7 12.7 12.6 13.0 13.1 13.0 12.9 12.7 12.6 12.6 12.5 12.7 12.8 12.6 12.5 12.4 12.3

$$

--- PRECIP TYPE CODES ---

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