Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
989
FWUS41 KGYX 072130
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 PM EST SUN DEC 7 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P
CLOUD COVER OV OV BK BK BK SC FW FW FW FW FW FW FW SC BK OV OV
CLOUD COVER (%) 90 95 70 60 50 35 15 15 10 15 20 20 20 45 65 75 85
TEMPERATURE 7 9 3 -5 -10 -10 -7 -9 -9 -8 -7 -10 -7 -1 3 2 3
MIN/MAX TEMP -10 -6 -11 8
WIND CHILL -18 -16 -28 -40 -48 -48 -43 -43 -43 -42 -39 -41 -32 -20 -16 -21 -24
WIND DIR SW W NW NW NW NW NW NW NW NW NW W W W SW SW SW
WIND (MPH) 35 40 54 58 64 64 57 48 48 46 42 34 32 27 33 44 46
WIND GUST (MPH) 81 81
PRECIP PROB (%) 70 90 20 20 0 0 0 0 0 0 0 0 0 0 5 5 40
PRECIP TYPE S S S S S
6 HOUR QPF 0.15 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.8 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) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 19 19 16 14 14 15 15 15 15 15 16 17 17 17 18 18
SNOW DENSITY (%) 5 5 5 6 7 7 6 6 6 6 6 6 5 5 5 5 5
...FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)...
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P
CLOUD COVER OV OV OV OV BK SC FW FW FW FW FW FW FW BK OV OV OV
CLOUD COVER (%) 90 95 75 70 55 35 15 10 15 15 20 20 20 50 75 80 90
TEMPERATURE 17 18 10 5 1 0 3 2 -1 -2 -2 -4 -2 6 12 11 12
MIN/MAX TEMP -1 4 -5 15
WIND CHILL 0 0 -12 -20 -26 -27 -22 -21 -24 -25 -24 -24 -14 -4 -1 -3 -4
WIND DIR SW W NW NW NW NW NW NW NW NW NW NW NW W SW SW SW
WIND (MPH) 19 24 28 33 35 33 29 24 21 20 19 14 11 10 14 18 17
WIND GUST (MPH) 46 51 56 52 47
PRECIP PROB (%) 70 80 10 20 0 0 0 0 0 0 0 0 0 0 5 5 40
PRECIP TYPE S S S S
6 HOUR QPF 0.14 0.06 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.6 1.1 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) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 19 20 18 15 16 18 17 17 16 16 17 17 17 17 18 18
SNOW DENSITY (%) 5 5 5 5 6 6 5 5 5 6 6 5 5 5 5 5 5
...TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)...
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P
CLOUD COVER OV OV BK BK SC SC FW FW FW FW FW FW FW SC BK OV OV
CLOUD COVER (%) 90 95 65 55 50 30 15 15 10 15 20 20 20 45 65 75 85
TEMPERATURE 17 17 12 6 1 2 5 3 -1 -1 -1 -3 -1 7 13 11 11
MIN/MAX TEMP 1 5 -5 15
WIND CHILL 1 0 -9 -18 -26 -25 -19 -20 -25 -25 -24 -24 -16 -4 2 -2 -4
WIND DIR SW W NW NW NW NW NW NW NW NW NW NW NW W SW SW SW
WIND (MPH) 17 20 28 32 34 34 31 24 23 23 21 16 12 11 14 19 17
WIND GUST (MPH) 46 50 54 54 48
PRECIP PROB (%) 70 90 20 10 0 0 0 0 0 0 0 0 0 0 5 5 40
PRECIP TYPE S S S S
6 HOUR QPF 0.13 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.5 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) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 19 20 18 16 16 17 16 16 16 16 17 17 18 17 18 18
SNOW DENSITY (%) 5 5 5 5 6 6 5 6 6 6 6 5 5 5 5 5 5
...CRAWFORD NOTCH AMC HIGHLAND CENTER (1900 FT)...
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P
CLOUD COVER OV OV BK BK BK SC FW FW FW FW FW FW FW SC BK OV OV
CLOUD COVER (%) 90 95 70 65 50 35 15 15 10 15 20 20 20 45 70 75 90
TEMPERATURE 20 21 14 8 4 4 7 5 1 0 -1 -4 0 10 16 14 14
MIN/MAX TEMP 4 7 -5 17
WIND CHILL 12 11 -3 -12 -17 -15 -10 -10 -14 -14 -15 -18 -11 2 6 1 0
WIND DIR S S NW NW NW NW NW NW NW NW NW NW NW SW S S S
WIND (MPH) 5 9 17 20 20 17 13 10 9 8 8 6 5 4 8 9 11
WIND GUST (MPH) 37
PRECIP PROB (%) 70 90 20 20 0 0 0 0 0 0 0 0 0 0 5 5 40
PRECIP TYPE S S S S S
6 HOUR QPF 0.12 0.07 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.2 1.3 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) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 19 21 19 16 16 18 17 16 16 16 17 17 18 17 18 18
SNOW DENSITY (%) 5 5 4 5 6 6 5 5 6 6 6 5 5 5 5 5 5
...KANCAMAGUS HIGHWAY PASS (2855 FT)...
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P
CLOUD COVER OV OV SC SC SC FW FW FW FW FW FW FW FW SC BK OV OV
CLOUD COVER (%) 95 95 50 45 40 25 10 10 10 15 20 20 20 40 65 75 90
TEMPERATURE 19 18 13 7 3 5 8 6 1 0 0 -2 0 9 14 13 12
MIN/MAX TEMP 3 8 -3 16
WIND CHILL 9 5 -5 -13 -20 -16 -11 -11 -16 -17 -17 -18 -11 1 5 2 0
WIND DIR SW W NW NW NW NW NW NW NW NW NW NW NW W SW SW SW
WIND (MPH) 8 11 19 20 24 21 19 13 11 11 11 9 9 6 9 10 11
WIND GUST (MPH)
PRECIP PROB (%) 80 80 10 5 0 0 0 0 0 0 0 0 0 0 5 5 40
PRECIP TYPE S S S
6 HOUR QPF 0.13 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.4 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) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 18 21 20 18 18 18 18 16 16 16 17 17 18 17 18 18
SNOW DENSITY (%) 5 5 4 5 5 5 5 5 6 6 6 5 5 5 5 5 5
...MOUNT OSCEOLA (4340 FT)...
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P
CLOUD COVER OV OV BK SC SC FW FW FW FW FW FW FW FW SC BK OV OV
CLOUD COVER (%) 95 95 50 50 40 25 10 10 10 15 20 20 15 40 65 75 90
TEMPERATURE 18 19 12 5 1 1 4 3 0 -1 -1 -3 -1 6 11 10 11
MIN/MAX TEMP 1 5 -4 14
WIND CHILL 4 3 -9 -19 -26 -25 -20 -19 -22 -24 -23 -24 -16 -4 -1 -4 -6
WIND DIR SW W NW NW NW NW NW NW NW NW NW NW NW W SW SW SW
WIND (MPH) 13 19 28 31 34 32 28 23 20 20 19 16 16 11 14 20 19
WIND GUST (MPH) 46 48 54 50 46
PRECIP PROB (%) 80 80 10 5 0 0 0 0 0 0 0 0 0 0 5 5 40
PRECIP TYPE S S S
6 HOUR QPF 0.13 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.3 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) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 18 20 20 17 18 18 18 17 16 16 17 17 18 17 18 18
SNOW DENSITY (%) 5 5 5 5 5 5 5 5 5 6 6 5 5 5 5 5 5
...CANNON MOUNTAIN (4080 FT)...
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P
CLOUD COVER OV OV OV OV BK SC FW FW FW FW FW FW FW BK OV OV OV
CLOUD COVER (%) 90 95 75 70 55 35 15 10 10 15 20 25 20 50 75 80 90
TEMPERATURE 18 19 11 5 2 1 4 2 -1 -1 -2 -4 -2 5 11 11 13
MIN/MAX TEMP 0 6 -5 16
WIND CHILL 3 2 -10 -20 -25 -26 -20 -21 -24 -24 -24 -24 -15 -6 -1 -4 -5
WIND DIR SW W NW NW NW NW NW NW NW NW NW NW NE W SW SW SW
WIND (MPH) 17 23 27 32 35 33 29 24 21 20 18 14 5 10 16 19 19
WIND GUST (MPH) 44 50 56 51 47
PRECIP PROB (%) 70 80 10 20 0 0 0 0 0 0 0 0 0 0 0 5 40
PRECIP TYPE S S S S
6 HOUR QPF 0.11 0.05 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.2 0.9 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) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 19 19 20 18 16 16 18 18 17 16 16 17 17 17 17 18 18
SNOW DENSITY (%) 5 5 5 5 6 6 5 5 5 6 6 5 5 5 5 5 5
...BALDFACE MOUNTAIN (3547 FT)...
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P
CLOUD COVER OV OV BK SC SC FW FW FW FW FW FW FW FW SC BK OV OV
CLOUD COVER (%) 95 95 60 40 30 20 10 10 10 15 20 20 20 35 60 75 85
TEMPERATURE 20 19 16 10 6 7 11 8 4 2 2 -2 2 10 15 14 13
MIN/MAX TEMP 5 11 -4 16
WIND CHILL 11 4 -6 -11 -10 -3 -3 -8 -11 -11 -14 -8 7 4 2
WIND DIR S SW NW NW NW NW NW NW NW W NW NW W S S S S
WIND (MPH) 3 5 10 13 13 13 10 6 6 6 6 5 4 2 5 5 6
WIND GUST (MPH)
PRECIP PROB (%) 80 90 20 5 0 0 0 0 0 0 0 0 0 0 0 5 30
PRECIP TYPE S S S S
6 HOUR QPF 0.11 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.0 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) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 18 20 20 19 18 18 17 16 16 17 18 18 18 17 18 18
SNOW DENSITY (%) 5 5 5 5 5 5 5 5 6 6 5 5 5 5 5 5 5
...MOUNT MOOSILAUKE (4802 FT)...
DATE MONDAY 12/08/25 TUESDAY 12/09/25
TIME (LT) 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P
CLOUD COVER OV OV BK BK SC SC FW FW FW FW FW FW FW SC OV OV OV
CLOUD COVER (%) 90 90 60 60 50 30 10 10 10 15 20 20 15 50 75 80 90
TEMPERATURE 17 18 10 5 0 0 3 1 -1 -2 -2 -3 -2 3 9 10 12
MIN/MAX TEMP -1 3 -4 14
WIND CHILL 2 1 -11 -19 -27 -26 -21 -21 -23 -23 -23 -22 -14 -7 -2 -4 -5
WIND DIR SW W NW NW NW NW NW NW NW NW NW NW NW W SW SW SW
WIND (MPH) 16 20 25 29 33 29 26 21 18 17 16 12 10 8 11 14 17
WIND GUST (MPH)
PRECIP PROB (%) 70 70 10 10 0 0 0 0 0 0 0 0 0 0 0 5 30
PRECIP TYPE S S S
6 HOUR QPF 0.13 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.4 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) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 19 19 21 19 16 17 18 18 17 16 16 17 17 17 17 18 18
SNOW DENSITY (%) 5 5 4 5 6 5 5 5 5 6 6 5 5 5 5 5 5
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN