Avalanche Weather Guidance
Issued by NWS Flagstaff, AZ

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300
FWUS45 KFGZ 121005
AVGFGZ

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
304 AM MST SAT SEP 12 2026


...AGASSIZ PEAK...

DATE                    SATURDAY 09/12/26                       SUNDAY 09/13/26
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   FW   SC   BK   SC   FW   FW   FW   FW   FW   BK   BK   SC   SC   FW   FW   SC
CLOUD COVER (%)    30   15   45   55   35   25   10   10   10   10   65   65   40   35   20   25   45
TEMPERATURE        45   47   54   55   54   49   46   45   44   46   51   53   53   48   46   45   44
MAX/MIN TEMP                           57                  44                  55                  44
WIND DIR            W   SW   SW   SW    W   SW   SW    S   SW   SW   SW   SW   SW   SW   SW   SW   SW
WIND (MPH)         10    8    6    8   10    8    9    9   10    9   10   12   14   12   12   13   14
WIND GUST (MPH)                        16                            16   20   23   20             20
PRECIP PROB (%)     5    5   30   40   10    5    0    0    5    5   50   50   10   10   10   10   20
PRECIP TYPE                   T    T                                  T    T    T    T              R
6 HOUR QPF                 0.00      0.05      0.00      0.00      0.00      0.05      0.00      0.00
12 HOUR QPF                          0.05                0.00                0.05                0.00
 LOW END QPF                           MM                  MM                  MM                  MM
 HIGH END QPF                          MM                  MM                  MM                  MM
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                          MM                  MM                  MM                  MM
 HIGH END SNOW                         MM                  MM                  MM                  MM
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 14.2 14.2 14.7 15.0 14.9 14.7 14.6 14.3 14.2 14.3 14.8 14.9 14.9 14.6 14.5 14.4 14.3
SNOW RATIO (:1)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0

DATE               MON 09/14/26        TUE 09/15/26        WED 09/16/26        THU 09/17/26        FRI 09/18/26
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        BK   SC   SC   SC   BK   FW   SC   SC   BK   SC   SC   SC   BK   SC   SC   SC   BK   SC
CLOUD COVER (%)    55   30   40   30   60   25   30   35   70   40   35   30   60   50   30   25   50   30
TEMPERATURE        51   52   45   42   50   51   43   42   50   51   44   42   51   52   45   43   52   52
MIN/MAX TEMP            54        42        53        41        53        42        55        43        55
WIND DIR           SW   SW   SW   SW   SW   SW   SW   SW    S   SW   SW    W   SE    S   SE   SW   SE    W
WIND (MPH)         16   13   11   10   10   11    9    6    5    4    4    3    4    3    4    4    4    4
WIND GUST (MPH)    25   21             18   18             11                  10                  10
PRECIP PROB (%)    40   10   20   10   40   10   10   10   60   20    5    5   40   20    0    5   30   10
PRECIP TYPE         T         T    T    T    T         T    R    T              T    T              T    T
12 HOUR QPF           0.01      0.00
12 HOUR SNOW           0.0       0.0
12 HOUR ICE           0.00      0.00
SNOW LEVEL (KFT) 14.5 14.8 14.2 14.1 14.1 14.3 14.0 13.8 14.1 14.4 14.1 13.9 14.2 14.5 14.1 13.7 13.9 14.1
SNOW RATIO (:1)     0    0    0    0    0    1    1    1    1    1    1    1    1    1    1    1    1    1


...INNER BASIN...

DATE                    SATURDAY 09/12/26                       SUNDAY 09/13/26
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        FW   FW   SC   BK   SC   FW   FW   FW   FW   FW   BK   BK   SC   SC   FW   FW   SC
CLOUD COVER (%)    20   15   45   55   35   25   10   10   10    5   60   60   40   30   20   25   40
TEMPERATURE        50   56   68   64   62   55   52   50   49   54   65   64   60   55   52   49   48
MAX/MIN TEMP                           69                  47                  67                  47
WIND DIR            W   SW   SW   SW    W   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW
WIND (MPH)         10    6    6    8    9    9    8    9   10    8    9   12   13   12   12   12   13
WIND GUST (MPH)                                                      14   19   21   19
PRECIP PROB (%)     5    5   30   40   10    5    0    0    5    5   50   50   10   10   10   10   20
PRECIP TYPE                   T    T                                  T    T    T    T              R
6 HOUR QPF                 0.00      0.05      0.00      0.00      0.00      0.04      0.00      0.00
12 HOUR QPF                          0.05                0.00                0.04                0.00
 LOW END QPF                           MM                  MM                  MM                  MM
 HIGH END QPF                          MM                  MM                  MM                  MM
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                          MM                  MM                  MM                  MM
 HIGH END SNOW                         MM                  MM                  MM                  MM
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 14.2 14.2 14.8 15.1 14.9 14.8 14.6 14.3 14.2 14.3 14.8 14.9 14.9 14.6 14.4 14.4 14.3
SNOW RATIO (:1)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0

DATE               MON 09/14/26        TUE 09/15/26        WED 09/16/26        THU 09/17/26        FRI 09/18/26
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        BK   SC   SC   SC   BK   FW   SC   SC   BK   SC   SC   SC   BK   SC   SC   FW   BK   SC
CLOUD COVER (%)    55   30   40   30   55   25   30   30   70   40   35   30   60   50   25   25   50   30
TEMPERATURE        65   60   50   46   64   60   49   46   62   59   49   47   63   60   50   48   64   61
MIN/MAX TEMP            66        46        65        45        65        46        66        46        66
WIND DIR           SW   SW   SW   SW   SW   SW   SW   SW    S   SW   SW    W   SE    S    S   SW    E    W
WIND (MPH)         16   12   10    9    9   11    9    5    5    3    3    2    5    3    3    3    5    4
WIND GUST (MPH)    25   21             17   18             11
PRECIP PROB (%)    40   10   20   10   40   10   10   10   60   20    5    5   40   20    0    5   30   10
PRECIP TYPE         T         T    T    T    T         T    R    T              T    T              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 14.8 14.2 14.1 14.1 14.3 14.0 13.8 14.1 14.4 14.1 13.9 14.2 14.5 14.1 13.8 13.9 14.1
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