Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
413
FWUS41 KGYX 150830
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 AM EDT TUE SEP 15 2026
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE TUESDAY 09/15/26 WEDNESDAY 09/16/26
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW BK BK BK SC SC BK BK SC BK BK OV BK BK OV BK
CLOUD COVER (%) 10 20 60 55 65 45 40 70 55 35 65 60 85 60 65 70 70
TEMPERATURE 33 40 43 43 38 39 39 39 43 50 52 51 48 46 44 42 44
MAX/MIN TEMP 44 37 54 41
WIND CHILL 26 37 35 26 27 28 29 35 39 37 36 38
WIND DIR SW W SW SW SW SW W W W W W NW NW NW N NE E
WIND (MPH) 8 8 11 19 28 33 25 20 18 6 10 13 17 18 14 11 12
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 0 0 0 0 0 0 0 0 10
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 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) 6.1 6.4 7.4 8.2 12.3 13.8 13.5 13.9 13.5 12.9 12.5 11.6 10.7 9.7 9.2 9.3 9.8
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)...
DATE TUESDAY 09/15/26 WEDNESDAY 09/16/26
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER CL FW BK BK SC SC FW OV SC SC BK BK OV BK BK BK OV
CLOUD COVER (%) 5 20 60 65 50 50 25 75 40 45 60 50 80 60 60 65 70
TEMPERATURE 42 51 56 55 48 47 46 48 51 59 63 63 56 54 52 50 52
MAX/MIN TEMP 57 46 65 50
WIND CHILL
WIND DIR S S S S S S SW W W W W NW N N NE E SE
WIND (MPH) 4 4 6 8 10 12 11 9 6 4 5 5 4 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5 10
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 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) 6.1 6.4 7.2 8.1 12.9 13.8 13.6 13.9 13.6 13.0 12.5 11.7 10.8 9.8 9.3 9.5 10.2
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)...
DATE TUESDAY 09/15/26 WEDNESDAY 09/16/26
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW BK SC BK SC SC OV BK SC BK BK OV BK BK BK BK
CLOUD COVER (%) 10 20 55 50 60 40 30 75 50 30 60 60 80 55 60 65 65
TEMPERATURE 41 51 57 57 50 48 47 48 52 62 66 65 58 55 53 52 53
MAX/MIN TEMP 58 46 67 51
WIND CHILL
WIND DIR SW S S S SW SW SW W W W W NW NW NW NW N SE
WIND (MPH) 4 5 6 9 10 11 9 8 8 4 4 5 6 8 6 4 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 5 5 5 0 0 0 0 0 0 0 0 10
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 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) 6.1 6.5 7.4 8.1 12.3 13.8 13.5 13.9 13.5 12.9 12.5 11.6 10.7 9.8 9.3 9.4 9.8
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...CRAWFORD NOTCH AMC HIGHLAND CENTER (1900 FT)...
DATE TUESDAY 09/15/26 WEDNESDAY 09/16/26
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW BK BK BK SC SC BK BK SC BK SC OV BK BK BK OV
CLOUD COVER (%) 15 20 60 55 50 45 40 55 55 45 60 50 80 60 65 70 70
TEMPERATURE 41 54 60 60 51 48 47 49 54 65 68 67 59 56 54 52 55
MAX/MIN TEMP 61 47 69 52
WIND CHILL
WIND DIR S S S S S S S NE N NW NW NW NW NW NW NE SE
WIND (MPH) 2 3 6 8 6 6 4 3 4 4 5 5 4 3 2 2 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 0 0 0 0 0 0 0 0 10
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 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) 6.1 6.4 7.4 8.0 12.3 13.7 13.4 13.9 13.6 13.0 12.4 11.6 10.7 9.8 9.3 9.4 9.9
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...KANCAMAGUS HIGHWAY PASS (2855 FT)...
DATE TUESDAY 09/15/26 WEDNESDAY 09/16/26
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW BK BK BK SC SC BK SC SC BK BK OV SC BK BK BK
CLOUD COVER (%) 10 20 55 60 55 40 30 55 40 30 65 60 80 50 55 60 60
TEMPERATURE 42 53 59 58 50 48 47 47 52 64 68 67 59 56 54 52 55
MAX/MIN TEMP 60 46 69 52
WIND CHILL
WIND DIR S SW SW S S SW SW W W W W W NW N N N E
WIND (MPH) 2 4 5 5 4 5 5 4 4 3 4 4 4 5 4 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 10
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 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) 6.1 6.5 7.2 8.0 12.3 13.7 13.5 13.9 13.7 13.2 12.7 12.0 11.0 9.9 9.5 9.8 10.4
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...MOUNT OSCEOLA (4340 FT)...
DATE TUESDAY 09/15/26 WEDNESDAY 09/16/26
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW SC BK BK SC SC BK SC SC BK SC OV BK BK BK BK
CLOUD COVER (%) 10 20 50 55 60 40 30 55 40 35 60 50 75 50 55 60 60
TEMPERATURE 41 50 54 53 49 47 45 46 50 59 62 62 56 54 52 50 53
MAX/MIN TEMP 54 45 64 50
WIND CHILL
WIND DIR SE SW S S S S SW W W W W W NW N N NE E
WIND (MPH) 3 5 6 6 10 12 8 6 6 3 5 5 8 11 10 6 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 10
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 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) 6.1 6.5 7.1 8.0 12.4 13.7 13.5 14.0 13.8 13.2 12.7 12.0 10.9 9.9 9.6 9.8 10.4
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...CANNON MOUNTAIN (4080 FT)...
DATE TUESDAY 09/15/26 WEDNESDAY 09/16/26
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW BK BK SC SC FW OV BK SC BK BK OV BK BK BK BK
CLOUD COVER (%) 5 20 55 65 50 45 25 70 55 45 60 50 70 55 60 65 70
TEMPERATURE 42 50 55 55 50 49 48 49 51 57 62 62 57 55 53 51 53
MAX/MIN TEMP 57 48 65 51
WIND CHILL
WIND DIR S S S S S S S SW SW W W NW N N NE E E
WIND (MPH) 4 4 6 9 14 17 16 11 8 4 4 4 6 8 6 6 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5 10
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 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) 6.1 6.4 7.1 8.2 13.0 13.8 13.6 13.9 13.7 13.0 12.4 11.7 10.7 9.8 9.3 9.6 10.2
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...BALDFACE MOUNTAIN (3547 FT)...
DATE TUESDAY 09/15/26 WEDNESDAY 09/16/26
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW BK SC BK SC SC OV BK SC SC SC OV BK BK BK OV
CLOUD COVER (%) 10 20 65 45 60 50 50 80 55 45 50 45 80 55 50 55 70
TEMPERATURE 43 53 59 59 53 52 50 50 52 63 69 68 61 59 56 55 56
MAX/MIN TEMP 60 49 70 54
WIND CHILL
WIND DIR SW S S S SW SW SW W W SE S SW NW NW NW NW NE
WIND (MPH) 2 3 5 5 5 6 4 3 2 1 3 2 3 6 5 3 2
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 0 0 0 0 0 0 0 0 5
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 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) 6.1 6.5 7.2 7.8 12.1 13.7 13.6 13.9 13.5 13.0 12.6 11.7 10.9 9.7 9.3 9.5 9.8
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...MOUNT MOOSILAUKE (4802 FT)...
DATE TUESDAY 09/15/26 WEDNESDAY 09/16/26
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW SC BK BK SC SC OV BK SC BK SC OV BK BK BK OV
CLOUD COVER (%) 10 25 45 65 60 40 30 80 60 45 55 50 70 55 55 65 70
TEMPERATURE 42 51 54 54 49 48 47 48 49 57 61 61 56 54 52 51 52
MAX/MIN TEMP 55 47 62 50
WIND CHILL
WIND DIR S S S S S S S SW SW W W NW N N N NE E
WIND (MPH) 3 4 5 6 11 13 12 9 5 3 3 3 5 8 6 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 5 0 0 0 0 0 5 5 10
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 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) 6.1 6.4 7.1 8.4 13.3 13.8 13.6 14.0 13.9 13.1 12.5 11.9 10.8 10.0 9.6 9.8 10.6
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN