Avalanche Weather Guidance
Issued by NWS Flagstaff, AZ
Issued by NWS Flagstaff, AZ
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
055
FWUS45 KFGZ 171005
AVGFGZ
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
304 AM MST MON AUG 17 2026
...AGASSIZ PEAK...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 FW CL FW BK SC BK SC FW FW CL SC OV SC SC FW FW FW
CLOUD COVER (%) 5 5 20 60 45 55 30 25 10 5 35 75 40 45 25 15 15
TEMPERATURE 45 50 56 60 59 53 51 49 48 54 59 61 60 53 52 50 49
MAX/MIN TEMP 60 48 61 49
WIND DIR S S S SW W SW W SW S W SW W W W W W W
WIND (MPH) 2 3 4 4 4 4 5 6 5 4 4 5 6 8 9 9 10
WIND GUST (MPH) 10
PRECIP PROB (%) 0 0 10 10 5 5 0 0 0 0 10 10 5 5 0 0 0
PRECIP TYPE T T T T
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 0.04 0.00 0.12 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) 14.5 14.3 14.6 15.2 15.2 15.1 15.0 14.6 14.4 14.6 15.1 15.5 15.3 15.2 14.9 14.8 14.8
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
DATE WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26
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 SC OV BK BK BK OV BK BK SC OV BK SC SC BK BK
CLOUD COVER (%) 60 50 35 30 75 55 60 50 75 55 60 50 70 55 40 35 65 55
TEMPERATURE 60 59 52 49 62 57 51 49 58 55 49 48 56 55 49 48 55 54
MIN/MAX TEMP 61 49 62 49 61 47 59 47 57
WIND DIR NW W W W E W W W E W NW NE SE NW NW NE S SW
WIND (MPH) 3 6 12 11 2 6 8 4 3 6 4 2 3 5 3 4 3 5
WIND GUST (MPH) 12 8 12 10 10
PRECIP PROB (%) 40 5 0 0 60 20 20 0 70 20 20 5 60 20 5 20 50 20
PRECIP TYPE T T T T T T T T T T T T
12 HOUR QPF 0.04 0.00
12 HOUR SNOW 0.0 0.0
12 HOUR ICE 0.00 0.00
SNOW LEVEL (KFT) 15.0 15.3 15.0 14.7 15.0 15.3 15.1 15.0 15.1 15.3 15.1 14.7 15.0 15.2 14.8 14.6 14.7 14.8
SNOW RATIO (:1) 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1
...INNER BASIN...
DATE MONDAY 08/17/26 TUESDAY 08/18/26
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 FW CL FW BK SC BK SC FW FW CL SC OV SC SC FW FW FW
CLOUD COVER (%) 5 5 15 65 50 55 30 20 10 5 35 75 40 45 20 15 15
TEMPERATURE 51 66 74 73 72 60 58 54 53 68 76 75 72 59 58 55 54
MAX/MIN TEMP 74 53 76 53
WIND DIR S S S S W SW W SW SW W SW W W W W W W
WIND (MPH) 2 3 5 4 3 4 5 5 5 4 3 4 5 8 9 9 9
WIND GUST (MPH) 11
PRECIP PROB (%) 0 0 10 10 5 5 0 0 0 0 10 10 5 5 0 0 0
PRECIP TYPE T T T T
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 0.04 0.00 0.09 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) 14.5 14.3 14.6 15.2 15.2 15.2 14.9 14.6 14.4 14.6 15.1 15.5 15.3 15.2 14.9 14.8 14.8
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
DATE WED 08/19/26 THU 08/20/26 FRI 08/21/26 SAT 08/22/26 SUN 08/23/26
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 SC OV BK BK BK OV BK BK SC OV BK SC SC BK BK
CLOUD COVER (%) 60 50 35 30 70 55 55 50 75 55 55 45 70 55 40 35 70 55
TEMPERATURE 76 68 58 54 76 67 59 56 73 66 58 55 71 65 57 55 69 64
MIN/MAX TEMP 76 53 76 53 75 52 73 52 71
WIND DIR NW W W W NE W W W E SW W SW SE W W SE S SW
WIND (MPH) 3 6 12 10 3 6 8 4 4 6 3 2 4 5 2 3 4 5
WIND GUST (MPH) 19 16 12 10 10
PRECIP PROB (%) 40 5 0 0 60 20 10 0 70 20 20 5 60 20 5 10 60 20
PRECIP TYPE T T T T T T T T T T T T
12 HOUR QPF 0.04 0.00
12 HOUR SNOW 0.0 0.0
12 HOUR ICE 0.00 0.00
SNOW LEVEL (KFT) 15.0 15.3 15.0 14.7 15.0 15.3 15.1 15.0 15.1 15.3 15.1 14.7 15.0 15.2 14.8 14.6 14.7 14.8
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