Avalanche Weather Guidance
Issued by NWS Flagstaff, AZ
Issued by NWS Flagstaff, AZ
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FWUS45 KFGZ 120431
AVGFGZ
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
930 PM MST TUE AUG 11 2026
...AGASSIZ PEAK...
DATE WEDNESDAY 08/12/26 THURSDAY 08/13/26
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 SC OV OV BK OV OV BK BK SC OV OV BK
CLOUD COVER (%) 70 75 55 50 75 75 65 70 70 65 65 50 75 70 55
TEMPERATURE 57 55 49 53 54 54 52 47 47 47 45 48 51 53 51
MIN/MAX TEMP 49 56 45 53
WIND DIR SW W W W W SW SW W W W W SW SW SW SW
WIND (MPH) 8 6 8 5 5 8 10 10 10 9 9 6 8 12 13
WIND GUST (MPH) 16 12 16 11 13 19 19 20 18 18 12 14 23 26
PRECIP PROB (%) 20 10 0 20 60 70 50 30 20 30 20 30 60 60 30
PRECIP TYPE T T T T T T T R R R T T T
6 HOUR QPF 0.04 0.10 0.01 0.31 0.03 0.02 0.01 0.05
12 HOUR QPF 0.14 0.32 0.05 0.06
LOW END QPF 0.03 0.00 0.04
HIGH END QPF 0.52 0.61 0.43
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
HIGH END SNOW 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) 15.0 14.7 14.6 14.4 14.7 14.7 14.8 14.7 14.7 14.5 14.5 14.0 14.1 14.4 14.2
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
DATE FRI 08/14/26 SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 SC SC OV SC SC SC SC SC SC SC BK BK SC SC BK SC SC SC BK SC
CLOUD COVER (%) 35 50 70 45 35 35 40 40 40 50 55 50 35 40 55 45 35 40 55 35
TEMPERATURE 46 45 49 52 46 45 50 51 43 43 49 52 46 44 52 54 47 45 52 54
MAX/MIN TEMP 45 53 45 55 41 54 43 56 44 56
WIND DIR SW SW SW SW SW SW S SW W SW S SW SW SW SE SW SW SW S SW
WIND (MPH) 10 9 8 11 4 4 5 4 3 2 3 4 3 3 4 4 5 5 6 8
WIND GUST (MPH) 20 17 17 23 10 13 9 14 14
PRECIP PROB (%) 20 30 50 20 5 5 20 10 10 10 40 10 0 5 40 20 10 10 40 20
PRECIP TYPE R R T T T T T T T T T T
12 HOUR QPF 0.03 0.09
12 HOUR SNOW 0.0 0.0
12 HOUR ICE 0.00 0.00
SNOW LEVEL (KFT) 13.6 13.4 13.7 14.0 13.7 13.4 13.8 14.3 14.2 14.1 14.4 14.6 14.4 14.3 14.5 14.8 14.6 14.4 14.6 14.8
SNOW RATIO (:1) 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 0
...INNER BASIN...
DATE WEDNESDAY 08/12/26 THURSDAY 08/13/26
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 BK OV BK SC OV OV BK OV OV BK BK SC OV BK BK
CLOUD COVER (%) 70 75 55 50 70 75 60 70 70 65 60 50 70 70 55
TEMPERATURE 60 57 55 60 65 63 59 51 53 51 49 54 61 65 61
MIN/MAX TEMP 54 67 49 65
WIND DIR W W W W SW SW SW W W W W SW SW SW SW
WIND (MPH) 8 6 8 5 5 6 10 10 11 9 9 6 8 12 13
WIND GUST (MPH) 14 12 16 11 18 19 20 17 16 14 23 26
PRECIP PROB (%) 20 10 5 20 60 60 40 30 20 30 10 30 60 60 20
PRECIP TYPE T T T T T T T R R T T T
6 HOUR QPF 0.03 0.08 0.01 0.30 0.03 0.02 0.01 0.06
12 HOUR QPF 0.11 0.31 0.05 0.07
LOW END QPF 0.03 0.00 0.04
HIGH END QPF 0.44 0.51 0.41
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
HIGH END SNOW 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) 15.0 14.7 14.6 14.4 14.7 14.7 14.8 14.7 14.7 14.5 14.5 14.0 14.1 14.4 14.3
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
DATE FRI 08/14/26 SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 SC SC BK SC SC SC SC SC SC SC BK BK SC SC BK SC SC SC BK SC
CLOUD COVER (%) 35 50 70 45 35 35 40 40 40 45 55 55 35 40 55 45 35 40 55 35
TEMPERATURE 53 50 64 60 53 51 67 61 51 50 65 62 53 51 68 64 55 52 68 64
MAX/MIN TEMP 48 64 49 67 47 69 49 71 50 71
WIND DIR SW SW SW SW SW SW S SW W SW SE W SW SW SE SW SW SW S SW
WIND (MPH) 9 8 8 11 4 4 5 4 2 1 4 4 2 2 4 4 4 4 6 8
WIND GUST (MPH) 19 16 17 21 10 13 14 14
PRECIP PROB (%) 20 30 50 20 5 5 20 10 10 10 40 10 0 5 40 20 10 10 40 20
PRECIP TYPE R R T T T T T T T T T T
12 HOUR QPF 0.02 0.09
12 HOUR SNOW 0.0 0.0
12 HOUR ICE 0.00 0.00
SNOW LEVEL (KFT) 13.5 13.4 13.7 14.0 13.7 13.4 13.8 14.3 14.2 14.1 14.4 14.6 14.4 14.3 14.5 14.8 14.6 14.4 14.6 14.8
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