Avalanche Weather Guidance
Issued by NWS Flagstaff, AZ
Issued by NWS Flagstaff, AZ
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FWUS45 KFGZ 160604
AVGFGZ
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
1103 PM MST TUE SEP 15 2026
...AGASSIZ PEAK...
DATE WEDNESDAY 09/16/26 THURSDAY 09/17/26
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 OV OV OV OV OV OV OV OV OV BK BK BK BK SC FW FW FW
CLOUD COVER (%) 85 85 90 90 80 95 85 95 85 55 65 65 65 35 20 20 20
TEMPERATURE 43 43 46 45 45 44 43 43 42 43 45 48 47 43 42 41 40
MAX/MIN TEMP 47 42 50 40
WIND DIR S SW S S S S S S SW SW S S SW SW S S SW
WIND (MPH) 12 9 9 9 6 2 5 6 5 4 5 8 6 3 5 6 9
WIND GUST (MPH) 18 14 14 14
PRECIP PROB (%) 70 70 80 80 60 60 60 60 30 30 50 50 10 10 0 0 0
PRECIP TYPE R R R R R R R R R R T T
6 HOUR QPF 0.09 0.14 0.04 0.05 0.00 0.03 0.00 0.00
12 HOUR QPF 0.23 0.09 0.03 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) 14.3 14.5 14.5 14.4 14.5 14.5 14.5 14.4 14.2 13.8 13.8 13.7 13.9 13.1 12.6 12.5 12.4
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
DATE FRI 09/18/26 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 FW FW FW FW FW FW FW SC SC BK SC SC BK SC SC SC BK SC
CLOUD COVER (%) 5 15 10 10 20 20 10 25 30 50 35 35 50 40 45 30 60 40
TEMPERATURE 50 52 42 39 52 50 41 40 49 50 41 40 47 48 40 38 46 46
MIN/MAX TEMP 53 39 53 39 52 40 50 38 49
WIND DIR SW SW SW SW SW SW SW W S SW SW SW S SW SW SW S S
WIND (MPH) 9 9 8 6 6 5 4 4 4 4 4 4 5 4 4 4 6 4
WIND GUST (MPH) 14 11 12
PRECIP PROB (%) 5 5 0 0 10 10 0 0 10 5 5 20 30 20 20 20 50 30
PRECIP TYPE T T R T T R R 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) 12.9 13.4 12.4 12.0 12.3 12.7 12.2 11.9 12.1 12.5 12.3 12.1 12.4 12.6 12.3 12.2 12.4 12.7
SNOW RATIO (:1) 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1
...INNER BASIN...
DATE WEDNESDAY 09/16/26 THURSDAY 09/17/26
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 OV OV OV OV OV OV OV OV OV BK BK BK BK SC FW FW FW
CLOUD COVER (%) 85 85 90 90 75 95 85 95 80 50 65 65 65 35 15 20 20
TEMPERATURE 46 51 58 54 50 48 46 45 45 50 61 59 58 50 46 45 43
MAX/MIN TEMP 58 45 62 43
WIND DIR SW SW S S S S S S SW SW S S SW SW S SW SW
WIND (MPH) 11 8 9 9 6 2 5 5 5 3 5 6 6 3 4 6 8
WIND GUST (MPH) 13
PRECIP PROB (%) 70 70 80 80 60 60 50 50 30 30 50 50 10 10 0 0 0
PRECIP TYPE R R R R R R R R R R T T
6 HOUR QPF 0.08 0.14 0.04 0.05 0.00 0.03 0.00 0.00
12 HOUR QPF 0.22 0.09 0.03 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) 14.3 14.5 14.5 14.5 14.5 14.5 14.5 14.4 14.2 13.8 13.9 13.8 14.0 13.0 12.6 12.5 12.4
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
DATE FRI 09/18/26 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 CL FW FW FW FW FW FW FW SC BK SC SC BK SC SC FW BK SC
CLOUD COVER (%) 5 15 5 10 20 20 10 25 25 50 35 35 50 40 45 25 60 40
TEMPERATURE 64 60 46 42 65 58 46 44 62 58 47 44 59 56 45 43 59 55
MIN/MAX TEMP 65 42 65 42 64 43 62 41 61
WIND DIR SW SW SW SW SW SW SW W S SW SW SW S SW SW SW S S
WIND (MPH) 9 9 9 6 6 4 4 3 4 4 3 3 6 4 3 3 6 4
WIND GUST (MPH) 14 12
PRECIP PROB (%) 5 5 0 0 10 10 0 0 10 5 5 20 30 20 20 20 50 30
PRECIP TYPE T T R T T R R 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) 12.9 13.4 12.4 12.0 12.3 12.7 12.2 11.9 12.1 12.5 12.3 12.1 12.4 12.6 12.3 12.2 12.4 12.7
SNOW RATIO (:1) 0 0 0 0 0 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