Avalanche Weather Guidance
Issued by NWS Flagstaff, AZ
Issued by NWS Flagstaff, AZ
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FWUS45 KFGZ 151005
AVGFGZ
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
304 AM MST TUE SEP 15 2026
...AGASSIZ PEAK...
DATE TUESDAY 09/15/26 WEDNESDAY 09/16/26
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 BK BK BK BK BK SC BK OV OV OV OV OV BK BK BK OV OV
CLOUD COVER (%) 65 65 60 60 55 45 55 75 85 80 85 85 60 65 65 70 80
TEMPERATURE 44 44 50 52 48 44 42 44 42 42 45 48 45 42 41 41 41
MAX/MIN TEMP 53 42 49 41
WIND DIR SW S S SW SW SW S SW S S S S S S S S S
WIND (MPH) 11 10 11 12 13 10 9 9 12 10 10 11 9 4 4 5 8
WIND GUST (MPH) 17 17 20 23 16 18 17 16 18
PRECIP PROB (%) 20 20 40 40 20 20 30 30 50 50 80 80 40 40 50 50 30
PRECIP TYPE R T T T T T R R R R R R R R R R R
6 HOUR QPF 0.02 0.00 0.00 0.00 0.06 0.11 0.02 0.03
12 HOUR QPF 0.02 0.00 0.17 0.05
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) 14.1 14.2 14.1 14.0 14.2 14.0 13.7 13.6 13.7 13.9 14.0 14.2 14.0 14.0 13.9 14.1 14.1
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26 SUN 09/20/26 MON 09/21/26
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 FW SC FW FW FW SC SC FW SC SC SC FW SC BK SC
CLOUD COVER (%) 65 40 30 20 30 25 5 10 45 25 20 30 35 45 25 35 50 45
TEMPERATURE 46 49 41 40 50 50 42 41 50 49 41 40 49 48 41 39 47 48
MIN/MAX TEMP 51 40 53 40 52 40 52 39 50
WIND DIR S SW SW SW SW SW SW W SW SW SW W S SW SW SW S S
WIND (MPH) 6 10 10 9 9 4 4 3 3 4 4 3 4 5 4 4 6 5
WIND GUST (MPH) 16 14 9 10 12
PRECIP PROB (%) 50 20 0 0 20 10 0 0 30 10 0 0 20 10 10 10 30 20
PRECIP TYPE T T T T T T T T T
12 HOUR QPF 0.09 0.00
12 HOUR SNOW 0.0 0.0
12 HOUR ICE 0.00 0.00
SNOW LEVEL (KFT) 14.0 14.1 13.5 12.8 13.3 13.4 12.9 12.6 12.7 12.9 12.5 12.2 12.5 12.7 12.5 12.2 12.4 12.6
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 09/15/26 WEDNESDAY 09/16/26
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 BK BK BK BK SC SC BK BK OV OV OV OV BK BK BK OV OV
CLOUD COVER (%) 65 65 60 60 50 45 50 65 80 75 85 85 60 65 65 70 80
TEMPERATURE 47 55 65 62 56 49 46 45 45 51 61 58 54 47 46 45 45
MAX/MIN TEMP 65 45 61 44
WIND DIR SW SW SW SW SW SW SW SW SW S S S S SW S S S
WIND (MPH) 10 9 10 12 14 9 9 9 12 9 10 11 8 4 4 5 6
WIND GUST (MPH) 14 17 19 23 14 14 16 18 13
PRECIP PROB (%) 20 20 40 40 20 20 30 30 50 50 80 80 40 40 50 50 30
PRECIP TYPE R T T T T T R R R R R R R R R R R
6 HOUR QPF 0.02 0.00 0.00 0.00 0.04 0.11 0.02 0.04
12 HOUR QPF 0.02 0.00 0.15 0.06
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) 14.1 14.1 14.2 14.1 14.2 14.0 13.7 13.6 13.7 13.9 14.0 14.2 14.0 14.0 13.9 14.1 14.1
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26 SUN 09/20/26 MON 09/21/26
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 FW SC FW FW FW SC SC FW SC SC SC FW SC BK SC
CLOUD COVER (%) 65 45 30 15 30 25 5 10 45 30 20 25 35 45 20 35 50 50
TEMPERATURE 62 57 47 43 65 58 47 45 62 57 46 45 61 56 46 44 60 55
MIN/MAX TEMP 63 43 65 44 64 43 64 42 62
WIND DIR S SW SW SW SW SW SW W SW SW SW W S SW SW SW S S
WIND (MPH) 6 9 10 9 9 4 3 3 4 4 3 2 4 4 3 3 6 5
WIND GUST (MPH) 14 14 10
PRECIP PROB (%) 50 20 0 0 20 10 0 0 30 10 0 0 20 10 10 10 30 20
PRECIP TYPE T T T T T T T T T
12 HOUR QPF 0.09 0.00
12 HOUR SNOW 0.0 0.0
12 HOUR ICE 0.00 0.00
SNOW LEVEL (KFT) 14.0 14.1 13.5 12.8 13.3 13.5 12.9 12.6 12.7 12.9 12.5 12.2 12.5 12.7 12.5 12.2 12.4 12.6
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