Avalanche Weather Guidance
Issued by NWS Flagstaff, AZ

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704
FWUS45 KFGZ 042205
AVGFGZ

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
304 PM MST FRI SEP 4 2026


...AGASSIZ PEAK...

DATE                                        SATURDAY 09/05/26                       SUNDAY 09/06/26
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   BK   SC   FW   FW   OV   BK   BK   SC   SC   SC   SC   SC   BK   BK
CLOUD COVER (%)    20   15   15   60   25   20   25   70   55   55   35   45   45   45   50   70   70
TEMPERATURE        51   46   43   42   40   43   49   53   52   47   46   45   44   46   51   54   52
MIN/MAX TEMP                           40                  55                  44                  55
WIND DIR           SW   SW   SW   SW   SW   SW   SW   SW   SW   SW    S   SW   SW    S    S   SW    W
WIND (MPH)         19   14   14   12   13    9    9    9   10    8    6    8    8    4    6   10   12
WIND GUST (MPH)    29   23   20             14        14   16                                 16   20
PRECIP PROB (%)    10   10    5    5    0    0   20   20    5    5    5    5    5    5   30   30   10
PRECIP TYPE                                       T    T                                  T    T
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12 HOUR QPF                          0.00                0.00                0.00                0.00
 LOW END QPF                         0.00                0.00                0.00                0.00
 HIGH END QPF                        0.00                0.07                0.01                0.11
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
 LOW END SNOW                         0.0                 0.0                 0.0                 0.0
 HIGH END 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) 13.5 12.9 12.5 12.5 12.7 13.1 13.9 14.5 14.7 14.7 14.6 14.6 14.6 14.6 14.9 14.9 15.0
SNOW RATIO (:1)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0

DATE                         MON 09/07/26        TUE 09/08/26        WED 09/09/26        THU 09/10/26        FRI 09/11/26
TIME (LT)          23   05   11   17   23   05   11   17   23   05   11   17   23   05   11   17   23   05   11   17
                   11P  5A   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P

CLOUD COVER        OV   OV   SC   SC   SC   SC   SC   SC   SC   SC   BK   BK   BK   BK   BK   BK   SC   SC   BK   SC
CLOUD COVER (%)    70   70   50   45   30   30   35   40   30   40   60   60   55   55   65   60   40   45   65   45
TEMPERATURE        44   43   51   53   45   43   54   55   47   46   54   53   47   45   52   52   45   44   50   50
MAX/MIN TEMP            43        56        43        58        46        57        45        55        44        53
WIND DIR           SW   SW   SW    W    W   SW   SW    W    S   SE   SE    W    S   SE   SE   SW   SW   SW    S   SW
WIND (MPH)         11   11   11   11    5    3    4    4    3    3    5    4    3    3    5    5    5    6    5    9
WIND GUST (MPH)              18   19             10                  11                  11   11             11   14
PRECIP PROB (%)     5    5   10    5    0    0   20   10   20   20   50   30   20   20   50   30   20   30   50   20
PRECIP TYPE                   T                   T    T    R    R    T    R    R    R    T    T    R    R    T    T
12 HOUR QPF           0.00      0.00
12 HOUR SNOW           0.0       0.0
12 HOUR ICE           0.00      0.00
SNOW LEVEL (KFT) 14.6 14.4 14.5 14.5 14.2 14.0 14.3 14.7 14.7 14.7 15.0 15.3 15.0 14.8 14.9 15.0 14.6 14.4 14.4 14.5
SNOW RATIO (:1)     0    0    0    1    1    1    1    1    1    1    1    1    1    1    1    1    1    1    1    0


...INNER BASIN...

DATE                                        SATURDAY 09/05/26                       SUNDAY 09/06/26
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   FW   FW   FW   OV   BK   BK   SC   SC   SC   SC   SC   OV   BK
CLOUD COVER (%)    15   15   10   50   20   15   25   75   60   55   35   45   40   40   50   70   70
TEMPERATURE        58   51   47   46   44   51   63   65   61   53   50   48   48   55   64   65   61
MIN/MAX TEMP                           43                  67                  47                  67
WIND DIR           SW   SW   SW   SW   SW   SW   SW   SW   SW   SW    S   SW   SW   SW    S   SW    W
WIND (MPH)         18   13   12   12   12    8    8    8    9    6    6    6    6    4    6    9   12
WIND GUST (MPH)    28   21                                 14                                 14   19
PRECIP PROB (%)    10   10    5    5    0    0   20   20    5    5    5    5    5    5   30   30   10
PRECIP TYPE                                       T    T                                  T    T
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12 HOUR QPF                          0.00                0.00                0.00                0.00
 LOW END QPF                         0.00                0.00                0.00                0.00
 HIGH END QPF                        0.00                0.07                0.01                0.11
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
 LOW END SNOW                         0.0                 0.0                 0.0                 0.0
 HIGH END 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) 13.4 12.8 12.4 12.5 12.7 13.1 13.9 14.5 14.7 14.7 14.6 14.6 14.6 14.6 14.9 14.9 15.0
SNOW RATIO (:1)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0

DATE                         MON 09/07/26        TUE 09/08/26        WED 09/09/26        THU 09/10/26        FRI 09/11/26
TIME (LT)          23   05   11   17   23   05   11   17   23   05   11   17   23   05   11   17   23   05   11   17
                   11P  5A   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P

CLOUD COVER        BK   OV   SC   SC   SC   SC   SC   SC   SC   SC   BK   BK   BK   BK   BK   BK   SC   SC   BK   SC
CLOUD COVER (%)    70   70   45   45   30   30   35   40   30   40   60   60   55   50   65   60   40   40   65   45
TEMPERATURE        49   47   64   61   49   47   66   64   53   51   66   61   53   50   64   60   51   49   62   58
MAX/MIN TEMP            46        68        46        70        49        69        48        67        46        65
WIND DIR           SW   SW   SW    W    W   SW    S    W   SW    S   SE    W    S    S   SE   SW   SW   SW   SW   SW
WIND (MPH)         11   10   11   10    5    2    4    4    3    2    5    4    3    3    5    5    5    5    5    9
WIND GUST (MPH)              17   19             10                  11                  11   11             11   14
PRECIP PROB (%)     5    5   10    5    0    0   20   10   20   20   50   30   20   20   50   30   20   20   50   20
PRECIP TYPE                   T                   T    T    R    R    T    R    R    R    T    T    R    R    T    T
12 HOUR QPF           0.00      0.00
12 HOUR SNOW           0.0       0.0
12 HOUR ICE           0.00      0.00
SNOW LEVEL (KFT) 14.6 14.4 14.5 14.5 14.2 14.0 14.3 14.7 14.7 14.7 15.0 15.3 15.0 14.8 14.9 15.0 14.6 14.4 14.4 14.5
SNOW RATIO (:1)     0    0    0    1    1    1    1    1    1    1    1    1    1    1    1    1    1    1    1    0

$$

--- PRECIP TYPE CODES ---

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