Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
405
FWUS41 KGYX 010930
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 AM EST MON DEC 1 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
TIME (LT) 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A
CLOUD COVER BK BK SC FW SC SC OV OV OV OV OV OV OV OV OV BK SC
CLOUD COVER (%) 70 60 40 15 35 35 85 95 95 95 95 95 95 90 80 65 45
TEMPERATURE 7 7 5 4 6 6 4 7 8 8 10 12 12 12 12 9 6
MAX/MIN TEMP 9 2 12 5
WIND CHILL -26 -26 -25 -23 -17 -12 -19 -18 -17 -18 -15 -10 -9 -12 -14 -19 -22
WIND DIR W NW NW NW NW W SW S S S S E NE N N NW NW
WIND (MPH) 82 78 56 37 27 16 25 34 36 42 40 29 28 41 51 55 49
WIND GUST (MPH) 104 98
PRECIP PROB (%) 20 0 0 0 0 0 10 10 50 90 90 90 80 50 20 20 5
PRECIP TYPE S S S S S S S S S
6 HOUR QPF 0.06 0.00 0.00 0.00 0.20 0.29 0.17 0.01
6 HOUR SNOW 1.1 0.0 0.0 0.0 3.3 4.5 2.4 0.2
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 0.2 0.1 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 19 17 16 14 14 14 16 17 16 16 15 14 14 15 15 16
SNOW DENSITY (%) 5 5 5 6 7 7 7 6 5 6 6 6 7 7 6 6 6
...FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
TIME (LT) 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A
CLOUD COVER OV OV SC FW SC SC OV OV OV OV OV OV OV OV OV OV BK
CLOUD COVER (%) 85 75 45 15 35 40 85 95 95 95 95 95 95 90 80 70 50
TEMPERATURE 15 16 12 10 10 10 11 13 14 15 18 19 19 19 18 15 12
MAX/MIN TEMP 19 10 19 12
WIND CHILL -4 -2 -6 -5 -2 0 -1 0 0 2 6 7 7 6 3 -1 -4
WIND DIR NW NW NW NW NW NW S S S S S E NE N N NW NW
WIND (MPH) 24 23 18 12 8 5 8 10 11 10 10 10 10 13 16 17 14
WIND GUST (MPH)
PRECIP PROB (%) 20 0 0 0 0 0 10 20 50 90 90 90 80 50 20 20 0
PRECIP TYPE S S S S S S S S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.22 0.23 0.11 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 3.5 3.4 1.5 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 0.1 0.2 0.0 0.1 0.1 0.0
SNOW RATIO (:1) 19 20 19 16 14 13 14 15 17 16 16 15 14 14 15 15 15
SNOW DENSITY (%) 5 5 5 6 7 7 7 6 5 6 6 6 7 7 6 6 6
...TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
TIME (LT) 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A
CLOUD COVER BK BK SC FW SC SC OV OV OV OV OV OV OV OV OV BK SC
CLOUD COVER (%) 65 55 35 15 35 35 85 95 95 95 95 100 95 90 80 65 40
TEMPERATURE 17 17 15 13 10 10 10 12 14 16 19 20 20 20 20 17 13
MAX/MIN TEMP 19 9 20 13
WIND CHILL -2 -2 -3 -3 -4 -1 -3 -1 0 4 7 8 9 6 5 0 -4
WIND DIR NW NW NW NW NW W S S S S S E NE N N NW NW
WIND (MPH) 28 28 21 14 10 6 9 10 12 10 10 11 10 16 18 20 17
WIND GUST (MPH) 46 46
PRECIP PROB (%) 20 0 0 0 0 0 10 10 50 90 90 90 80 50 20 20 5
PRECIP TYPE S S S S S S S S S
6 HOUR QPF 0.05 0.00 0.00 0.00 0.21 0.30 0.17 0.01
6 HOUR SNOW 0.9 0.0 0.0 0.0 3.4 4.6 2.4 0.2
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 0.1 0.1 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 17 18 16 15 14 14 14 15 17 16 16 15 14 14 15 15 15
SNOW DENSITY (%) 5 5 6 6 7 7 7 6 5 6 6 6 7 7 6 6 6
...CRAWFORD NOTCH AMC HIGHLAND CENTER (1900 FT)...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
TIME (LT) 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A
CLOUD COVER OV BK SC FW SC SC OV OV OV OV OV OV OV OV OV BK SC
CLOUD COVER (%) 75 65 40 15 35 40 85 95 100 100 95 95 95 90 80 70 50
TEMPERATURE 20 19 17 15 12 11 12 14 16 19 22 23 23 23 21 18 15
MAX/MIN TEMP 22 11 23 15
WIND CHILL 3 1 0 0 0 3 6 5 6 11 15 15 14 12 8 3 0
WIND DIR NW NW NW NW NW NW SE SE SE S SE E NE N NW NW NW
WIND (MPH) 25 25 19 13 8 4 3 5 6 5 5 6 8 11 14 16 13
WIND GUST (MPH)
PRECIP PROB (%) 20 0 0 0 0 0 10 20 50 90 90 90 80 50 20 20 5
PRECIP TYPE S S S S S S S S S S
6 HOUR QPF 0.01 0.00 0.00 0.00 0.20 0.26 0.13 0.00
6 HOUR SNOW 0.2 0.0 0.0 0.0 3.3 4.0 1.9 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 0.2 0.0 0.0 0.1 0.0
SNOW RATIO (:1) 18 20 18 17 14 13 13 15 17 16 16 15 14 14 15 15 15
SNOW DENSITY (%) 5 5 5 5 7 7 7 6 5 6 6 6 7 7 6 6 6
...KANCAMAGUS HIGHWAY PASS (2855 FT)...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
TIME (LT) 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A
CLOUD COVER BK SC FW FW SC SC OV OV OV OV OV OV OV OV OV BK SC
CLOUD COVER (%) 60 50 20 10 35 40 85 95 95 95 95 100 95 90 75 55 30
TEMPERATURE 20 20 18 15 12 12 11 13 15 17 20 21 20 21 21 17 14
MAX/MIN TEMP 22 11 21 14
WIND CHILL 5 4 4 2 1 4 3 4 5 9 11 11 11 10 9 3 0
WIND DIR NW NW NW NW NW NW S S S S SE NE NE N N NW NW
WIND (MPH) 18 19 14 10 6 4 4 5 6 5 6 9 6 10 12 13 12
WIND GUST (MPH)
PRECIP PROB (%) 5 0 0 0 0 0 10 20 50 90 90 90 80 50 20 20 5
PRECIP TYPE S S S S S S S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.22 0.29 0.15 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 3.5 4.3 2.1 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 0.1 0.1 0.0
SNOW RATIO (:1) 17 17 16 14 13 13 14 15 16 16 15 14 14 14 14 14 14
SNOW DENSITY (%) 5 5 6 7 7 7 7 6 6 6 6 7 7 7 7 7 7
...MOUNT OSCEOLA (4340 FT)...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
TIME (LT) 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A
CLOUD COVER BK BK FW FW SC SC OV OV OV OV OV OV OV OV OV BK SC
CLOUD COVER (%) 65 55 20 10 35 40 85 95 95 95 95 100 95 90 75 55 30
TEMPERATURE 16 16 13 11 10 11 11 12 14 14 17 19 19 20 20 16 12
MAX/MIN TEMP 19 10 20 12
WIND CHILL -5 -4 -6 -5 -6 -1 -2 -1 0 0 5 7 6 4 3 -2 -7
WIND DIR NW NW NW NW NW N S S S S SE NE NE N N NW NW
WIND (MPH) 32 28 21 14 13 8 9 10 11 11 10 11 13 19 23 24 21
WIND GUST (MPH) 50 46
PRECIP PROB (%) 5 0 0 0 0 0 10 10 50 90 90 90 80 50 20 20 5
PRECIP TYPE S S S S S S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.22 0.27 0.14 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 3.6 3.9 1.9 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 0.1 0.0 0.1 0.1 0.1 0.0
SNOW RATIO (:1) 17 18 17 15 13 13 14 15 16 16 15 14 14 14 14 14 15
SNOW DENSITY (%) 5 5 5 6 7 7 7 6 6 6 6 7 7 7 7 7 6
...CANNON MOUNTAIN (4080 FT)...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
TIME (LT) 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A
CLOUD COVER OV OV SC FW SC SC OV OV OV OV OV OV OV OV OV OV BK
CLOUD COVER (%) 85 75 45 15 35 40 85 95 95 95 95 95 95 90 80 70 55
TEMPERATURE 16 16 12 11 10 10 11 14 15 14 17 19 20 20 19 16 13
MAX/MIN TEMP 19 10 20 13
WIND CHILL -3 -3 -6 -5 -4 -1 -3 0 0 0 4 7 7 5 3 -1 -3
WIND DIR NW NW NW NW N N S S S S SE E NE N N NW NW
WIND (MPH) 27 25 18 13 10 6 10 12 14 12 11 11 12 17 20 20 16
WIND GUST (MPH) 44
PRECIP PROB (%) 10 0 0 0 0 0 10 10 50 90 90 90 80 40 20 20 0
PRECIP TYPE S S S S S S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.19 0.20 0.09 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 3.2 3.0 1.3 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 0.1 0.2 0.0 0.1 0.1 0.0
SNOW RATIO (:1) 19 20 20 17 14 13 14 15 17 16 16 15 14 14 15 15 15
SNOW DENSITY (%) 5 5 5 5 7 7 7 6 5 6 6 6 7 7 6 6 6
...BALDFACE MOUNTAIN (3547 FT)...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
TIME (LT) 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A
CLOUD COVER SC SC FW FW SC SC OV OV OV OV OV OV OV OV OV BK SC
CLOUD COVER (%) 40 30 20 10 30 35 80 95 95 95 95 95 95 90 75 55 25
TEMPERATURE 23 24 21 18 16 15 15 16 17 19 22 23 23 23 24 21 17
MAX/MIN TEMP 25 14 24 17
WIND CHILL 9 10 8 8 7 9 10 10 17 15 12 12 8 4
WIND DIR NW NW NW NW NW W S S S SE E NE N N N NW NW
WIND (MPH) 17 18 13 8 5 3 2 3 4 2 3 4 6 10 12 13 12
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 5 10 40 90 90 90 80 50 20 20 0
PRECIP TYPE S S S S S S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.16 0.28 0.17 0.01
6 HOUR SNOW 0.0 0.0 0.0 0.0 2.6 4.1 2.3 0.1
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) 15 15 16 14 13 13 13 15 16 16 16 14 14 14 14 14 14
SNOW DENSITY (%) 6 6 6 7 7 7 7 6 6 6 6 7 7 7 7 7 7
...MOUNT MOOSILAUKE (4802 FT)...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
TIME (LT) 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A
CLOUD COVER OV OV SC FW SC SC OV OV OV OV OV OV OV OV OV BK SC
CLOUD COVER (%) 80 70 30 10 35 40 85 95 95 95 95 95 95 90 80 65 45
TEMPERATURE 14 14 12 10 10 11 11 13 14 13 16 19 18 19 18 15 12
MAX/MIN TEMP 16 10 19 12
WIND CHILL -5 -4 -5 -5 -4 0 -3 -1 -1 0 4 7 5 4 2 -2 -5
WIND DIR NW NW NW NW N N S S S SE SE NE N N N NW NW
WIND (MPH) 24 21 16 11 10 6 10 12 13 10 10 10 11 16 19 19 16
WIND GUST (MPH)
PRECIP PROB (%) 5 0 0 0 0 0 5 10 50 90 90 90 70 40 20 10 0
PRECIP TYPE S S S S S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.21 0.21 0.10 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 3.3 3.1 1.4 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 0.1 0.2 0.0 0.1 0.1 0.0
SNOW RATIO (:1) 18 19 18 15 14 13 14 16 16 16 15 14 14 14 14 14 15
SNOW DENSITY (%) 5 5 5 6 7 7 7 6 6 6 6 7 7 7 7 7 6
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN