Avalanche Weather Guidance
Issued by NWS Pendleton, OR

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892
FWUS46 KPDT 171156
AVGPDT

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
356 AM PST MON FEB 17 2025


...BROKEN TOP...

DATE                    MONDAY 02/17/25                         TUESDAY 02/18/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER        OV   OV   OV   OV   OV   OV   BK   BK   OV   OV   BK   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   90   95   95   80   80   70   65   70   75   65   75   90   85   90   90   90
TEMPERATURE        22   22   24   26   25   24   22   23   21   19   26   29   29   28   28   29   29
MAX/MIN TEMP                           27                  19                  30                  27
WIND DIR            W    W    W    W    W    W    W    W    W    W   SW   SW   SW   SW   SW    S    S
WIND (MPH)         13   13   13   13   10    8    6    5    5    4    5    5    5    6   10   11   13
WIND GUST (MPH)
PRECIP PROB (%)    90   90  100  100   80   80   30   30   10   10   30   30   60   60   90   90  100
PRECIP TYPE         S    S    S    S    S    S    S    S              S    S    S    S    S    S    S
6 HOUR QPF                 0.46      0.39      0.13      0.01      0.00      0.01      0.18      0.13
6 HOUR SNOW                 6.4       5.4       1.8       0.2       0.0       0.1       1.5       0.8
12 HOUR SNOW                         11.8                 2.0                 0.1                 2.3
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.8  3.9  4.2  4.2  4.2  4.0  3.9  3.7  3.5  3.6  3.9  4.2  4.9  5.2  5.7  5.8  5.5


...TAM MCARTHUR RIM...

DATE                    MONDAY 02/17/25                         TUESDAY 02/18/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER        OV   OV   OV   OV   OV   OV   BK   BK   BK   OV   BK   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   90   95   95   75   75   60   55   65   70   65   75   85   85   85   90   85
TEMPERATURE        23   23   25   27   27   24   22   23   21   20   27   30   30   29   29   30   29
MAX/MIN TEMP                           27                  19                  31                  28
WIND DIR            W    W    W    W    W    W    W    W    W   SW   SW   SW   SW   SW   SW    S    S
WIND (MPH)         14   13   13   13   11    8    6    5    5    5    5    5    5    6   10   11   14
WIND GUST (MPH)
PRECIP PROB (%)    90   90  100  100   80   80   30   30   10   10   30   30   60   60   90   90  100
PRECIP TYPE         S    S    S    S    S    S    S    S              S    S    S    S    S    S    S
6 HOUR QPF                 0.41      0.33      0.09      0.01      0.00      0.01      0.15      0.12
6 HOUR SNOW                 5.6       4.5       1.2       0.2       0.0       0.1       1.2       0.7
12 HOUR SNOW                         10.1                 1.4                 0.1                 1.9
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.8  3.9  4.2  4.2  4.2  4.0  3.9  3.7  3.4  3.7  3.9  4.3  4.9  5.2  5.7  5.8  5.5


...NEWBERRY CRATER...

DATE                    MONDAY 02/17/25                         TUESDAY 02/18/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   BK   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   90   85   85   85   80   75   75   80   80   65   75   90   90   90   90   90
TEMPERATURE        25   25   25   27   27   25   24   24   23   23   25   29   30   28   29   30   30
MAX/MIN TEMP                           28                  21                  31                  28
WIND DIR            W    W    W    W    W    W    W    W    W   SW   SW   SW    S    S    S    S    S
WIND (MPH)         13   13   13   12   11    9    9    8    8    6    8    8    8    9   10   11   12
WIND GUST (MPH)
PRECIP PROB (%)    50   50   80   80   40   40   10   10    5    5   10   10   50   50   80   80   90
PRECIP TYPE         S    S    S    S    S    S                                  S    S    S    S    S
6 HOUR QPF                 0.05      0.07      0.05      0.00      0.00      0.00      0.10      0.07
6 HOUR SNOW                 0.7       1.1       0.7       0.0       0.0       0.0       0.7       0.4
12 HOUR SNOW                          1.8                 0.7                 0.0                 1.1
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.9  3.9  4.4  4.5  4.4  4.1  4.0  3.7  3.5  3.4  3.6  4.2  4.9  5.0  5.3  5.6  5.4


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

DATE                    MONDAY 02/17/25                         TUESDAY 02/18/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   BK   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   95   95   95   90   90   80   80   75   80   70   80   85   85   80   75   90
TEMPERATURE        20   20   23   25   24   21   21   20   20   19   23   25   24   21   20   20   21
MAX/MIN TEMP                           25                  18                  26                  18
WIND DIR            W    W    W    W    W    W    W    W    W    W   NW   NW    W   SW   SW    S    S
WIND (MPH)          8    8    9   10   11   10   11   11   11   10   10    9    8    8   12   14   17
WIND GUST (MPH)
PRECIP PROB (%)    80   80   90   90   80   80   50   50   40   40   20   20   20   20   30   30   80
PRECIP TYPE         S    S    S    S    S    S    S    S    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.03      0.05      0.03      0.02      0.01      0.01      0.00      0.01
6 HOUR SNOW                 0.5       0.8       0.4       0.4       0.3       0.2       0.0       0.1
12 HOUR SNOW                          1.3                 0.8                 0.5                 0.1
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.1  3.8  4.2  4.3  4.2  3.9  3.8  3.6  3.4  3.5  3.5  4.0  3.9  3.2  3.0  3.0  3.1


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

DATE                    MONDAY 02/17/25                         TUESDAY 02/18/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   95   95   95   90   90   75   75   70   70   80   85   85   80   75   75   90
TEMPERATURE        23   23   29   31   29   26   24   23   23   22   29   31   29   24   22   23   23
MAX/MIN TEMP                           31                  21                  32                  21
WIND DIR            S    S   SE   NE   NW    W    W    W    W   NW    N   SE   SE    S    S    S    S
WIND (MPH)          6    5    6    6    6    5    5    5    5    5    6    6    5    5    8   10   12
WIND GUST (MPH)
PRECIP PROB (%)    80   80   90   90   80   80   50   50   40   40   30   30   20   20   30   30   80
PRECIP TYPE         S    S    S    S    S    S    S    S    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.01      0.06      0.03      0.02      0.02      0.02      0.00      0.01
6 HOUR SNOW                 0.1       0.8       0.4       0.4       0.2       0.3       0.0       0.1
12 HOUR SNOW                          0.9                 0.8                 0.5                 0.1
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.0  3.7  4.2  4.3  4.3  3.8  3.6  3.4  3.2  3.3  3.5  3.7  3.7  3.1  2.9  2.8  2.8


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

DATE                    MONDAY 02/17/25                         TUESDAY 02/18/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER        OV   OV   OV   OV   OV   OV   BK   SC   SC   BK   BK   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   95   95   95   85   80   60   45   40   50   55   85   85   80   75   75   85
TEMPERATURE        21   21   25   28   28   22   21   20   19   18   26   28   27   23   21   20   21
MAX/MIN TEMP                           29                  18                  28                  19
WIND DIR           SW   SW   SW    W   NW   NW   NW   NW   NW   NW    W   SW   SW   SW   SW    S    S
WIND (MPH)          5    5    8    8    8    6    6    6    6    6    8    8    8    6    8    9   10
WIND GUST (MPH)
PRECIP PROB (%)    90   90  100  100   80   80   40   40   30   30   30   30   10   10   40   40   80
PRECIP TYPE         S    S    S    S    S    S    S    S    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.04      0.04      0.02      0.01      0.01      0.01      0.00      0.01
6 HOUR SNOW                 0.6       0.5       0.3       0.2       0.2       0.2       0.0       0.1
12 HOUR SNOW                          1.1                 0.5                 0.4                 0.1
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.1  3.8  4.2  4.3  4.3  3.8  3.6  3.4  3.3  3.3  3.5  3.8  3.7  3.2  3.0  2.8  2.8


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

DATE                    MONDAY 02/17/25                         TUESDAY 02/18/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    95  100   95   95   95   90   85   85   85   90   90   80   75   75   75   80   90
TEMPERATURE        24   24   24   26   26   25   25   25   24   24   25   27   27   23   22   23   24
MAX/MIN TEMP                           27                  23                  28                  22
WIND DIR           SW    W    W    W   NW   NW   NW   NW   NW   NW   NW    W    S   SE   SE   SE   SE
WIND (MPH)          4    4    6    9   10    9    9   10    9    9    8    6    5    6   10   11   12
WIND GUST (MPH)
PRECIP PROB (%)    90   90   90   90   70   70   60   60   40   40   20   20   10   10   40   40   80
PRECIP TYPE         S    S    S    S    S    S    S    S    S    S    S    S              S    S    S
6 HOUR QPF                 0.28      0.21      0.23      0.17      0.05      0.01      0.00      0.01
6 HOUR SNOW                 4.2       3.0       3.4       2.6       0.7       0.1       0.0       0.2
12 HOUR SNOW                          7.2                 6.0                 0.8                 0.2
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.1  3.8  4.1  4.2  4.2  4.0  3.9  3.8  3.6  3.5  3.6  3.8  3.7  3.2  3.0  3.0  3.1


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

DATE                    MONDAY 02/17/25                         TUESDAY 02/18/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER        OV   OV   OV   OV   OV   OV   BK   SC   SC   BK   SC   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   95   95   95   80   75   55   45   45   55   50   75   80   80   75   75   85
TEMPERATURE        20   20   22   24   24   21   19   19   19   18   22   24   23   20   19   19   20
MAX/MIN TEMP                           24                  18                  24                  18
WIND DIR            W    W    W    W   NW   NW   NW   NW   NW   NW   NW    W    W   SW   SW    S    S
WIND (MPH)          8    9   10   11   12   11   12   11   11   10   10   10   10   10   12   13   14
WIND GUST (MPH)
PRECIP PROB (%)    90   90  100  100   80   80   40   40   40   40   40   40   10   10   40   40   80
PRECIP TYPE         S    S    S    S    S    S    S    S    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.10      0.06      0.03      0.02      0.02      0.01      0.00      0.02
6 HOUR SNOW                 1.5       1.0       0.4       0.4       0.3       0.2       0.0       0.3
12 HOUR SNOW                          2.5                 0.8                 0.5                 0.3
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.1  3.8  4.2  4.3  4.2  3.9  3.8  3.6  3.4  3.4  3.5  3.9  3.8  3.2  3.1  2.9  2.9


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

DATE                    MONDAY 02/17/25                         TUESDAY 02/18/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   95   95   95   90   85   80   80   75   80   85   75   80   75   80   90   95
TEMPERATURE        23   22   23   25   25   24   24   23   23   22   23   26   26   23   23   24   24
MAX/MIN TEMP                           27                  21                  28                  22
WIND DIR            W    W    W    W    W    W    W    W    W    W    W    W   SW    S    S    S    S
WIND (MPH)          9    9   10   10   11   10   10   10   10    9    8    6    6    8   10   13   14
WIND GUST (MPH)
PRECIP PROB (%)    90   90  100  100   70   70   50   50   30   30   10   10   10   10   40   40   90
PRECIP TYPE         S    S    S    S    S    S    S    S    S    S                        S    S    S
6 HOUR QPF                 0.13      0.20      0.15      0.09      0.03      0.00      0.00      0.05
6 HOUR SNOW                 2.0       3.0       2.4       1.5       0.5       0.0       0.0       0.6
12 HOUR SNOW                          5.0                 3.9                 0.5                 0.6
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.2  3.9  4.3  4.3  4.3  4.1  3.9  3.7  3.5  3.4  3.5  4.0  4.1  3.5  3.4  3.2  3.3


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

DATE                    MONDAY 02/17/25                         TUESDAY 02/18/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    95   95  100  100   90   90   85   80   85   90   90   85   85   75   75   80   90
TEMPERATURE        29   28   30   31   30   30   31   30   30   29   31   32   32   28   27   27   27
MAX/MIN TEMP                           32                  29                  33                  25
WIND DIR            W    W    W    W    W    W    W    W    W    W    W    W    S   SE   SE   SE   SE
WIND (MPH)          4    5    5    5    5    5    5    5    4    4    4    3    2    4    5    6    8
WIND GUST (MPH)
PRECIP PROB (%)   100  100  100  100   90   90   70   70   60   60   30   30    5    5   30   30   80
PRECIP TYPE         S    S    S    S    S    S    S    S    S    S    S    S              S    S    S
6 HOUR QPF                 0.31      0.22      0.27      0.25      0.09      0.02      0.00      0.01
6 HOUR SNOW                 3.4       2.4       3.0       3.0       1.2       0.2       0.0       0.1
12 HOUR SNOW                          5.8                 6.0                 1.4                 0.1
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.0  3.5  3.6  3.7  3.8  3.8  3.7  3.5  3.3  3.4  3.3  3.5  3.3  3.0  2.7  2.5  2.8

$$

--- PRECIP TYPE CODES ---

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