Avalanche Weather Guidance
Issued by NWS Flagstaff, AZ

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928
FWUS45 KFGZ 081005
AVGFGZ

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
304 AM MST TUE SEP 8 2026


...AGASSIZ PEAK...

DATE                    TUESDAY 09/08/26                        WEDNESDAY 09/09/26
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        SC   SC   SC   BK   BK   SC   FW   FW   FW   FW   SC   BK   OV   SC   SC   FW   FW
CLOUD COVER (%)    40   35   30   60   70   40   15   20   10   15   45   65   70   45   25   20   20
TEMPERATURE        45   49   55   58   57   52   51   49   48   51   58   60   57   52   50   48   48
MAX/MIN TEMP                           59                  48                  61                  48
WIND DIR           SW    S   SW   NW   NW    N    E    E    E    E    E    N   NW    N    N   NW   NW
WIND (MPH)          6    4    5    4    5    4    3    3    3    3    4    4    5    5    5    5    4
WIND GUST (MPH)
PRECIP PROB (%)     0    0   20   20   10    5    0    0    0    0   20   20    5    5    0    0    0
PRECIP TYPE                   T    T    T                             T    T
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.02      0.00      0.00
12 HOUR QPF                          0.00                0.00                0.02                0.00
 LOW END QPF                         0.00                0.00                0.00                0.00
 HIGH END QPF                        0.06                0.00                0.11                0.01
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) 14.4 14.3 14.7 15.1 15.4 15.2 15.1 15.0 15.0 15.0 15.3 15.6 15.5 15.4 15.2 14.7 14.6
SNOW RATIO (:1)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0

DATE               THU 09/10/26        FRI 09/11/26        SAT 09/12/26        SUN 09/13/26        MON 09/14/26
TIME (LT)          11   17   23   05   11   17   23   05   11   17   23   05   11   17   23   05   11   17
                   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P

CLOUD COVER        SC   BK   SC   FW   OV   BK   SC   SC   BK   SC   FW   FW   SC   SC   FW   FW   BK   SC
CLOUD COVER (%)    40   65   30   20   70   60   35   25   55   35   20   20   45   35   25   20   55   40
TEMPERATURE        59   57   50   47   54   52   46   44   52   52   45   43   50   51   43   41   48   49
MIN/MAX TEMP            62        47        57        44        55        42        53        40        51
WIND DIR            W    W    W    W    W    W   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW
WIND (MPH)          4    8   14   17   13   14   13   14    9   18   18   14   14   16   10    8    6    9
WIND GUST (MPH)         13             21   21             17   26   26   20   24   23             12
PRECIP PROB (%)    30   10    0    5   60   40   20    5   40   10   10    5   30   20   10   10   40   30
PRECIP TYPE         R                   T    T    T         T    T              T    T              T    R
12 HOUR QPF           0.00      0.00
12 HOUR SNOW           0.0       0.0
12 HOUR ICE           0.00      0.00
SNOW LEVEL (KFT) 14.8 15.2 14.8 14.6 14.9 15.2 14.7 14.3 14.5 14.7 14.2 13.8 14.1 14.3 13.9 13.7 13.8 14.2
SNOW RATIO (:1)     0    0    0    0    0    1    1    1    1    1    1    1    1    1    1    1    1    1


...INNER BASIN...

DATE                    TUESDAY 09/08/26                        WEDNESDAY 09/09/26
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        SC   SC   SC   BK   OV   SC   FW   FW   FW   FW   SC   BK   BK   SC   SC   FW   FW
CLOUD COVER (%)    35   30   30   65   70   35   15   20   10   10   40   65   70   40   25   20   15
TEMPERATURE        50   58   69   71   66   59   57   55   53   61   71   71   65   59   57   54   52
MAX/MIN TEMP                           72                  51                  73                  51
WIND DIR           SW    S   SW    N   NW   NW    E   NE   NE   NE   NE   NE    N    N    N   NW   NW
WIND (MPH)          5    4    4    3    4    3    3    2    3    3    5    5    5    5    5    5    4
WIND GUST (MPH)
PRECIP PROB (%)     0    0   20   20   10    5    0    0    0    0   20   20    5    5    0    0    0
PRECIP TYPE                   T    T    T                             T    T
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.02      0.00      0.00
12 HOUR QPF                          0.00                0.00                0.02                0.00
 LOW END QPF                         0.00                0.00                0.00                0.00
 HIGH END QPF                        0.06                0.00                0.10                0.01
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) 14.4 14.3 14.7 15.2 15.4 15.2 15.1 15.0 15.0 15.0 15.2 15.6 15.5 15.4 15.2 14.7 14.6
SNOW RATIO (:1)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0

DATE               THU 09/10/26        FRI 09/11/26        SAT 09/12/26        SUN 09/13/26        MON 09/14/26
TIME (LT)          11   17   23   05   11   17   23   05   11   17   23   05   11   17   23   05   11   17
                   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P   11P  5A   11A  5P

CLOUD COVER        SC   BK   SC   FW   OV   BK   SC   FW   BK   SC   FW   FW   SC   SC   FW   FW   BK   SC
CLOUD COVER (%)    40   65   25   15   70   55   30   25   55   35   20   20   45   30   20   20   55   40
TEMPERATURE        73   66   57   52   69   61   53   50   65   61   51   48   62   59   49   46   61   58
MIN/MAX TEMP            74        51        70        48        67        46        65        44        64
WIND DIR           NW    W    W    W    W    W   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW
WIND (MPH)          3    6   14   18   12   13   12   13    9   16   17   12   13   13    9    6    6    8
WIND GUST (MPH)         13   21   25   20   21   19   19   16   25   27   21   23   23                  13
PRECIP PROB (%)    30   10    0    5   60   40   20    5   40   10   10    5   30   10   10   10   40   30
PRECIP TYPE         R                   T    T    T         T    T              T    T              T    R
12 HOUR QPF           0.00      0.00
12 HOUR SNOW           0.0       0.0
12 HOUR ICE           0.00      0.00
SNOW LEVEL (KFT) 14.8 15.2 14.8 14.6 14.9 15.2 14.7 14.3 14.5 14.7 14.2 13.8 14.1 14.3 13.8 13.7 13.8 14.2
SNOW RATIO (:1)     0    0    0    0    0    1    1    1    1    1    1    1    1    1    1    1    1    1

$$

--- PRECIP TYPE CODES ---

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