101
FWUS45 KFGZ 122100
AVGFGZ
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
158 PM MST TUE MAY 12 2026
..AGASSIZ PEAK
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
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 BK OV OV BK SC SC SC BK SC FW SC CL CL CL CL FW
CLOUD COVER (%) 70 55 75 70 60 50 40 50 50 30 10 40 5 0 0 0 5
TEMPERATURE 52 48 47 45 43 45 45 48 46 40 36 33 32 39 42 47 48
MIN/MAX TEMP 42 50 31 49
WIND DIR S SW SW SW S S S S SW SW W W W W W W W
WIND (MPH) 11 11 11 11 12 14 25 27 24 16 11 11 12 11 10 11 12
WIND GUST (MPH) 17 37 41 36 16 17 19
PRECIP PROB (%) 10 0 0 0 5 5 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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 0.01 0.03 0.00 0.00
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) 12.7 12.3 12.2 12.2 12.2 12.1 11.9 11.7 10.7 9.9 9.4 9.2 8.9 9.0 10.3 11.2 11.2
SNOW RATIO (:1) 0 0 0 0 0 1 1 1 1 1 1 2 2 2 2 0 0
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26 TUE 05/19/26
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 FW FW CL FW CL CL CL CL FW CL FW SC FW FW FW FW SC SC FW SC
CLOUD COVER (%) 10 5 5 20 5 0 0 5 5 5 5 25 20 10 10 25 30 30 25 35
TEMPERATURE 39 35 44 48 41 37 44 47 39 34 39 42 34 30 37 42 34 31 41 45
MAX/MIN TEMP 34 51 35 50 33 45 30 45 29 48
WIND DIR W W SW W W SW SW SW SW SW SW SW SW SW S SW SW SW SW SW
WIND (MPH) 14 11 6 13 23 20 19 29 27 28 28 25 18 14 9 16 14 11 10 13
WIND GUST (MPH) 12 19 27 40 35 35 40 35 16 23 17 19
PRECIP PROB (%) 0 0 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
12 HOUR QPF 0.00 0.00
12 HOUR SNOW 0.0 0.0
12 HOUR ICE 0.00 0.00
SNOW LEVEL (KFT) 11.0 10.8 11.1 11.4 11.0 10.6 10.9 11.1 10.6 9.5 10.1 10.6 10.0 9.3 9.8 10.4 9.9 9.5 10.2 10.9
SNOW RATIO (:1) 1 1 1 1 1 1 1 1 2 2 2 3 4 3 2 2 2 2 1 1
..INNER BASIN
DATE WEDNESDAY 05/13/26 THURSDAY 05/14/26
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 BK OV BK BK SC SC BK BK SC FW SC CL CL CL CL FW
CLOUD COVER (%) 70 55 75 65 65 50 35 50 55 30 15 40 0 0 0 0 5
TEMPERATURE 66 57 53 51 50 57 64 64 61 50 43 40 37 51 61 64 62
MIN/MAX TEMP 44 65 35 64
WIND DIR SW SW SW SW S S S S SW SW W W W W W W W
WIND (MPH) 10 11 11 10 13 13 24 28 24 14 11 10 13 11 9 10 12
WIND GUST (MPH) 16 36 43 36 16 19
PRECIP PROB (%) 5 0 0 0 5 5 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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 0.01 0.02 0.00 0.00
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) 12.7 12.3 12.2 12.2 12.2 12.1 12.0 11.7 10.7 9.9 9.4 9.1 8.8 9.0 10.3 11.2 11.2
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26 TUE 05/19/26
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 FW FW CL FW CL CL CL CL FW CL CL FW FW FW FW FW SC SC FW SC
CLOUD COVER (%) 10 5 5 20 5 0 0 0 5 5 5 25 20 5 10 25 25 30 25 30
TEMPERATURE 47 40 62 61 48 45 62 60 47 42 58 56 43 39 56 56 43 39 59 59
MAX/MIN TEMP 38 65 41 64 39 59 36 59 36 62
WIND DIR W W SW W W SW SW SW SW SW SW SW SW SW S SW SW SW SW SW
WIND (MPH) 14 11 5 11 19 18 16 25 23 24 25 21 14 11 8 13 12 8 9 11
WIND GUST (MPH) 12 18 28 25 25 39 35 35 37 35 21 14 21 18 16 19
PRECIP PROB (%) 0 0 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
12 HOUR QPF 0.00 0.00
12 HOUR SNOW 0.0 0.0
12 HOUR ICE 0.00 0.00
SNOW LEVEL (KFT) 11.0 10.8 11.1 11.4 11.0 10.6 10.9 11.2 10.6 9.5 10.1 10.6 10.0 9.3 9.8 10.4 9.9 9.5 10.2 10.9
SNOW RATIO (:1) 0 0 0 1 1 1 1 1 1 1 1 2 3 2 1 2 2 1 1 0
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page