Avalanche Weather Guidance
Issued by NWS Flagstaff, AZ

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342
FWUS45 KFGZ 181836
AVGFGZ

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
1135 AM MST SAT JUL 18 2026


...AGASSIZ PEAK...

DATE                                        SUNDAY 07/19/26                         MONDAY 07/20/26
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        OV   OV   BK   BK   BK   BK   OV   OV   BK   BK   BK   SC   SC   SC   OV   OV   BK
CLOUD COVER (%)    80   80   60   60   60   55   90   90   65   65   55   50   45   45   90   90   55
TEMPERATURE        48   45   42   44   47   46   48   49   50   47   44   45   47   47   50   51   50
MIN/MAX TEMP                           41                  52                  42                  53
WIND DIR            N    N    N   NE    E    E   NE    E   NW    W    W    W    W    W   NW    W    W
WIND (MPH)          6    9   11    9    5    5    4    3    5    9    6    6    6    6    4    5    8
WIND GUST (MPH)    12        17                  10                                      10        13
PRECIP PROB (%)    60   60   40   40   40   40   90   90   50   50   30   30   30   30   80   80   40
PRECIP TYPE         R    R    R    R    R    R    R    T    T    T    R    R    R    R    R    R    T
6 HOUR QPF                 0.14      0.03      0.03      0.39      0.09      0.03      0.01      0.25
12 HOUR QPF                          0.17                0.42                0.12                0.26
 LOW END QPF                         0.01                0.09                0.01                0.06
 HIGH END QPF                        0.27                0.50                0.20                0.34
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) 15.6 15.7 15.6 15.7 15.6 15.5 15.5 15.8 15.7 15.5 15.3 15.6 15.4 15.4 15.7 15.7 15.7
SNOW RATIO (:1)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0

DATE                         TUE 07/21/26        WED 07/22/26        THU 07/23/26        FRI 07/24/26        SAT 07/25/26
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   BK   OV   OV   OV   OV   OV   OV   BK   SC   BK   BK   SC   SC   BK   BK   SC   SC   BK   BK
CLOUD COVER (%)    60   55   90   70   75   70   85   70   55   40   65   55   40   45   65   55   40   35   60   55
TEMPERATURE        44   47   50   49   44   46   49   49   45   46   50   51   45   46   52   52   45   46   52   53
MAX/MIN TEMP            43        54        42        53        43        55        44        56        44        57
WIND DIR            W    W   NE    W    W    W    E    W    W    W    S   SW    W    W    W    W    W    W   SE    W
WIND (MPH)         11    6    4    5    4    3    4    3    3    4    4    3    6    6    3    4    6    5    4    5
WIND GUST (MPH)              10   11             11                                       9                  10
PRECIP PROB (%)    40   40   90   60   50   40   80   40   10   10   50   30   20   10   50   30   20    5   50   20
PRECIP TYPE         R    R    T    R    R    R    T    T    T    T    T    T    T    T    T    T    T         T    T
12 HOUR QPF           0.14      0.32
12 HOUR SNOW           0.0       0.0
12 HOUR ICE           0.00      0.00
SNOW LEVEL (KFT) 15.4 15.6 15.5 15.5 15.6 15.4 15.6 16.0 15.7 15.4 15.6 15.8 15.5 15.2 15.4 15.7 15.3 15.0 15.2 15.5
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                                        SUNDAY 07/19/26                         MONDAY 07/20/26
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        OV   OV   BK   BK   BK   BK   OV   OV   BK   BK   BK   SC   SC   SC   OV   OV   BK
CLOUD COVER (%)    80   80   60   60   60   55   90   90   65   65   55   45   45   45   90   90   55
TEMPERATURE        62   56   57   56   54   60   64   66   63   57   58   57   55   60   66   67   64
MIN/MAX TEMP                           51                  68                  52                  69
WIND DIR            N    N    N    N    E    E   NE    E    W   SW    W    W    W    W   NE    W    W
WIND (MPH)          5   10    8    5    4    4    4    3    4    8    6    5    5    5    4    4    6
WIND GUST (MPH)    11                            10                                      10   10   13
PRECIP PROB (%)    60   60   40   40   40   40   90   90   50   50   30   30   30   30   80   80   40
PRECIP TYPE         R    R    R    R    R    R    R    T    T    T    R    R    R    R    R    R    T
6 HOUR QPF                 0.12      0.02      0.02      0.32      0.09      0.03      0.01      0.23
12 HOUR QPF                          0.14                0.34                0.12                0.24
 LOW END QPF                         0.01                0.08                0.01                0.05
 HIGH END QPF                        0.25                0.41                0.19                0.31
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) 15.6 15.7 15.6 15.7 15.5 15.5 15.5 15.8 15.7 15.5 15.4 15.6 15.4 15.4 15.6 15.7 15.7
SNOW RATIO (:1)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0

DATE                         TUE 07/21/26        WED 07/22/26        THU 07/23/26        FRI 07/24/26        SAT 07/25/26
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   BK   OV   OV   OV   BK   OV   BK   BK   SC   BK   BK   SC   SC   BK   BK   SC   SC   BK   BK
CLOUD COVER (%)    60   55   90   70   80   70   85   70   55   40   65   55   40   45   65   55   40   35   60   55
TEMPERATURE        58   58   68   63   58   57   66   63   59   57   68   67   60   58   70   67   60   58   71   69
MAX/MIN TEMP            53        71        52        69        52        71        54        72        54        73
WIND DIR            W    W    E    W    W    W    E    W   SW    W    S   SW    W    W    W    W    W    W    E    W
WIND (MPH)         10    6    4    5    3    2    5    3    2    3    4    3    5    5    3    4    5    4    4    4
WIND GUST (MPH)              10   11             11                                       9                  10
PRECIP PROB (%)    40   40   90   60   50   40   80   40   10   10   50   20   20   10   50   30   20    5   50   20
PRECIP TYPE         R    R    T    R    R    R    T    T    T    T    T    T    T    T    T    T    T         T    T
12 HOUR QPF           0.14      0.29
12 HOUR SNOW           0.0       0.0
12 HOUR ICE           0.00      0.00
SNOW LEVEL (KFT) 15.4 15.6 15.5 15.5 15.6 15.4 15.6 16.0 15.7 15.4 15.6 15.8 15.5 15.2 15.4 15.7 15.3 15.0 15.2 15.5
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