Avalanche Weather Guidance
Issued by NWS Flagstaff, AZ
Issued by NWS Flagstaff, AZ
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FWUS45 KFGZ 150447
AVGFGZ
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
945 PM MST MON SEP 14 2026
...AGASSIZ PEAK...
DATE TUESDAY 09/15/26 WEDNESDAY 09/16/26
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 SC BK BK BK BK BK BK SC BK OV OV OV OV OV BK
CLOUD COVER (%) 50 55 65 65 60 60 55 45 55 75 85 80 85 85 60
TEMPERATURE 45 44 44 44 50 52 48 44 42 44 42 42 45 48 45
MIN/MAX TEMP 44 53 42 49
WIND DIR SW SW SW S S SW SW SW S SW S S S S S
WIND (MPH) 10 11 11 10 11 12 13 10 9 9 12 10 10 11 9
WIND GUST (MPH) 17 17 20 23 16 18 17 16 18
PRECIP PROB (%) 20 20 20 20 40 40 20 20 30 30 50 50 80 80 40
PRECIP TYPE T T R T T T T T R R R R R R R
6 HOUR QPF 0.00 0.00 0.02 0.00 0.00 0.00 0.06 0.11
12 HOUR QPF 0.00 0.02 0.00 0.17
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) 13.6 13.8 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
SNOW RATIO (:1) 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) 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 OV BK SC SC FW SC FW FW FW BK SC FW FW SC SC SC SC BK SC
CLOUD COVER (%) 65 80 65 40 30 20 30 20 5 10 55 25 25 20 45 30 25 35 55 35
TEMPERATURE 41 41 46 49 41 40 50 48 41 40 48 47 41 39 48 48 41 39 46 46
MAX/MIN TEMP 41 51 40 53 40 52 39 51 39 49
WIND DIR S S S SW SW SW SW SW SW SW SW SW SW SW SW SW SW W S S
WIND (MPH) 4 8 6 10 10 9 9 5 4 3 4 4 4 4 4 4 4 4 5 5
WIND GUST (MPH) 16 14 10 10 11
PRECIP PROB (%) 50 30 50 20 0 0 20 10 0 5 40 20 0 0 30 5 10 20 40 20
PRECIP TYPE R R T T T T T T R R T T
12 HOUR QPF 0.05 0.09
12 HOUR SNOW 0.0 0.0
12 HOUR ICE 0.00 0.00
SNOW LEVEL (KFT) 13.9 14.1 14.0 14.1 13.5 12.8 13.3 13.5 12.9 12.5 12.6 12.8 12.3 12.1 12.3 12.5 12.3 12.1 12.2 12.5
SNOW RATIO (:1) 0 0 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) 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 SC SC BK BK BK BK SC SC BK BK OV OV OV OV BK
CLOUD COVER (%) 45 45 65 65 60 60 50 45 50 65 80 75 85 85 60
TEMPERATURE 49 48 47 55 65 62 56 49 46 45 45 51 61 58 54
MIN/MAX TEMP 47 65 45 61
WIND DIR SW SW SW SW SW SW SW SW SW SW SW S S S S
WIND (MPH) 10 11 10 9 10 12 14 9 9 9 12 9 10 11 8
WIND GUST (MPH) 14 17 19 23 14 14 16 18 13
PRECIP PROB (%) 10 10 20 20 40 40 20 20 30 30 50 50 80 80 40
PRECIP TYPE T T R T T T T T R R R R R R R
6 HOUR QPF 0.00 0.00 0.02 0.00 0.00 0.00 0.04 0.11
12 HOUR QPF 0.00 0.02 0.00 0.15
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) 13.6 13.9 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
SNOW RATIO (:1) 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) 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 OV BK SC SC FW SC FW FW FW BK SC FW FW SC SC SC SC BK SC
CLOUD COVER (%) 65 80 65 45 30 15 30 25 5 10 60 30 25 20 45 30 25 30 55 35
TEMPERATURE 46 45 62 57 47 43 65 56 46 44 61 55 47 44 61 56 46 44 59 54
MAX/MIN TEMP 44 63 43 65 43 63 42 62 42 61
WIND DIR S S S SW SW SW SW SW SW SW SW SW SW SW SW SW SW W SE S
WIND (MPH) 4 6 6 9 10 9 9 4 3 3 5 4 3 3 5 4 3 3 5 4
WIND GUST (MPH) 14 14 11
PRECIP PROB (%) 50 30 50 20 0 0 20 10 0 5 40 20 0 0 30 5 10 20 40 20
PRECIP TYPE R R T T T T T T R R T T
12 HOUR QPF 0.06 0.09
12 HOUR SNOW 0.0 0.0
12 HOUR ICE 0.00 0.00
SNOW LEVEL (KFT) 13.9 14.1 14.0 14.1 13.5 12.8 13.3 13.5 12.9 12.5 12.6 12.8 12.4 12.1 12.3 12.6 12.3 12.1 12.2 12.5
SNOW RATIO (:1) 0 0 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