Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
485
FWUS41 KGYX 170930
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 AM EST MON NOV 17 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE MONDAY 11/17/25 TUESDAY 11/18/25
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 OV BK BK OV OV OV BK BK BK BK BK BK BK BK SC
CLOUD COVER (%) 80 75 70 65 70 75 75 70 65 65 65 60 55 55 60 60 50
TEMPERATURE 10 9 10 10 9 11 10 10 11 11 12 11 12 13 14 14 13
MAX/MIN TEMP 11 9 13 10
WIND CHILL -22 -23 -20 -21 -23 -21 -22 -21 -19 -18 -14 -15 -14 -11 -8 -10 -9
WIND DIR NW NW NW NW NW NW NW NW NW W W W NW NW W NW NW
WIND (MPH) 86 82 71 74 81 83 81 79 74 65 49 47 51 41 35 41 34
WIND GUST (MPH) 108 104 89 94 102 105 102 100 94 82
PRECIP PROB (%) 50 40 40 40 30 30 20 20 20 20 10 5 5 5 0 0 0
PRECIP TYPE S S S S S S S S S S
6 HOUR QPF 0.18 0.16 0.14 0.15 0.00 0.00 0.00 0.00
6 HOUR SNOW 3.3 2.7 2.4 2.6 0.0 0.0 0.0 0.0
12 HOUR SNOW 6.0 5.0 0.0 0.0
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 17 17 17 17 17 18 17 16 15 14 14 14 14 14 14
...FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)...
DATE MONDAY 11/17/25 TUESDAY 11/18/25
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 OV OV OV OV OV OV OV OV OV BK BK BK BK BK BK
CLOUD COVER (%) 90 85 85 85 85 85 85 90 85 75 75 65 60 65 65 65 55
TEMPERATURE 17 17 18 18 19 18 18 19 18 18 21 21 20 20 19 19 17
MAX/MIN TEMP 20 18 23 17
WIND CHILL -1 -1 1 1 1 0 1 2 2 2 8 8 6 10 11 7 7
WIND DIR NW NW NW NW NW NW NW NW NW NW W NW NW NW NW NW NW
WIND (MPH) 25 25 23 23 25 24 23 21 19 18 14 13 16 8 5 10 8
WIND GUST (MPH)
PRECIP PROB (%) 50 40 30 30 30 20 10 10 10 10 5 0 0 0 0 0 0
PRECIP TYPE S S S S S S
6 HOUR QPF 0.11 0.10 0.07 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.0 1.8 1.3 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 3.8 1.3 0.0 0.0
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 18 17 18 19 18 18 18 17 16 16 14 14 13 13 13 13
...TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)...
DATE MONDAY 11/17/25 TUESDAY 11/18/25
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 BK BK BK OV OV BK BK BK BK BK BK BK BK BK SC
CLOUD COVER (%) 80 75 65 60 65 70 70 65 65 60 60 55 55 55 55 55 45
TEMPERATURE 17 19 21 20 19 20 19 19 18 21 22 21 21 21 19 19 17
MAX/MIN TEMP 22 18 23 17
WIND CHILL -3 0 4 2 0 1 1 1 0 5 7 7 6 8 7 5 4
WIND DIR NW NW NW NW NW NW NW NW NW W W W NW NW W NW W
WIND (MPH) 29 29 26 26 29 29 27 27 25 23 18 17 19 13 10 14 12
WIND GUST (MPH) 48 48 48 48 44 44
PRECIP PROB (%) 50 40 30 40 30 30 10 20 10 10 10 0 5 5 0 0 0
PRECIP TYPE S S S S S S S
6 HOUR QPF 0.12 0.12 0.11 0.11 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.0 2.1 1.7 1.8 0.0 0.0 0.0 0.0
12 HOUR SNOW 4.1 3.5 0.0 0.0
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 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 17 17 16 16 16 16 16 15 15 14 13 12 12 12 13 13
...CRAWFORD NOTCH AMC HIGHLAND CENTER (1900 FT)...
DATE MONDAY 11/17/25 TUESDAY 11/18/25
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 OV OV OV OV OV OV OV BK BK BK BK BK BK BK BK
CLOUD COVER (%) 85 80 75 70 75 75 75 75 70 65 65 60 60 60 60 60 50
TEMPERATURE 20 21 23 23 22 22 22 22 21 23 25 24 24 22 22 21 19
MAX/MIN TEMP 23 21 26 19
WIND CHILL 2 3 7 7 5 5 6 6 5 8 12 11 11 9 10 10 8
WIND DIR NW NW NW NW NW NW NW NW NW NW W NW NW NW NW NW NW
WIND (MPH) 26 27 24 25 27 25 24 23 21 21 17 16 16 13 11 10 9
WIND GUST (MPH) 44 44
PRECIP PROB (%) 60 40 30 40 30 30 10 20 10 10 10 0 5 5 0 0 0
PRECIP TYPE S S S S S S S
6 HOUR QPF 0.14 0.08 0.05 0.07 0.00 0.00 0.00 0.00
6 HOUR SNOW 2.4 1.3 0.9 1.2 0.0 0.0 0.0 0.0
12 HOUR SNOW 3.7 2.1 0.0 0.0
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 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 18 17 17 17 17 17 18 17 16 15 14 14 13 13 13 13
...KANCAMAGUS HIGHWAY PASS (2855 FT)...
DATE MONDAY 11/17/25 TUESDAY 11/18/25
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 BK BK BK OV BK BK BK BK BK SC SC SC SC SC SC
CLOUD COVER (%) 75 75 70 60 70 70 65 65 60 55 55 45 40 40 40 40 30
TEMPERATURE 20 21 23 22 21 21 21 21 21 23 25 24 22 22 20 19 18
MAX/MIN TEMP 24 20 25 18
WIND CHILL 4 5 8 7 6 6 6 6 7 10 13 13 10 14 12 9 9
WIND DIR NW NW NW NW NW NW NW W W W W W NW NW NW NW NW
WIND (MPH) 19 21 19 19 19 19 18 18 16 16 13 11 11 6 5 8 6
WIND GUST (MPH)
PRECIP PROB (%) 40 30 20 20 20 20 10 10 5 5 5 0 0 0 0 0 0
PRECIP TYPE S S S S S S
6 HOUR QPF 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.3 0.1 0.0 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.4 0.0 0.0 0.0
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 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 17 17 16 16 16 16 16 15 15 14 13 13 12 11 12 12
...MOUNT OSCEOLA (4340 FT)...
DATE MONDAY 11/17/25 TUESDAY 11/18/25
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 OV BK OV OV OV OV BK BK BK SC SC SC SC SC SC
CLOUD COVER (%) 80 75 70 65 75 75 70 70 60 55 60 45 40 40 40 40 30
TEMPERATURE 18 18 19 18 19 19 19 19 19 19 21 21 20 20 19 18 16
MAX/MIN TEMP 20 19 22 16
WIND CHILL -3 -2 1 -2 -2 -2 -1 -1 0 2 7 7 3 6 6 4 2
WIND DIR NW NW NW NW NW NW NW NW NW W W W NW NW NW NW NW
WIND (MPH) 34 31 25 31 39 37 34 32 28 21 17 17 23 16 12 14 12
WIND GUST (MPH) 54 49 49 61 58 54 50 46
PRECIP PROB (%) 40 30 20 20 20 10 10 10 5 5 5 0 0 0 0 0 0
PRECIP TYPE S S S S S
6 HOUR QPF 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.4 0.3 0.0 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.7 0.0 0.0 0.0
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 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 17 17 17 17 17 17 17 16 15 15 14 13 13 12 13 12
...CANNON MOUNTAIN (4080 FT)...
DATE MONDAY 11/17/25 TUESDAY 11/18/25
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 OV OV OV OV OV OV OV OV OV BK BK BK BK BK BK
CLOUD COVER (%) 90 85 85 85 90 90 85 90 85 75 75 65 60 60 65 65 55
TEMPERATURE 18 17 19 19 19 20 20 19 19 19 21 22 21 21 19 19 18
MAX/MIN TEMP 22 19 24 18
WIND CHILL -1 -2 2 1 -1 1 2 1 2 3 7 9 6 10 9 7 8
WIND DIR NW NW NW NW NW NW NW NW NW NW W NW NW NW NW NW NW
WIND (MPH) 28 26 24 27 32 31 28 26 23 19 16 14 19 10 8 11 8
WIND GUST (MPH) 46 44 50 49 46
PRECIP PROB (%) 40 40 20 30 30 20 10 10 10 10 5 0 0 0 0 0 0
PRECIP TYPE S S S S S S
6 HOUR QPF 0.08 0.09 0.04 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 1.4 1.7 0.7 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 3.1 0.7 0.0 0.0
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 17 18 19 18 18 18 18 16 16 15 14 14 13 13 13
...BALDFACE MOUNTAIN (3547 FT)...
DATE MONDAY 11/17/25 TUESDAY 11/18/25
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 BK SC SC BK BK SC SC SC SC SC SC SC SC SC SC
CLOUD COVER (%) 75 75 60 50 50 50 55 50 45 40 40 40 35 40 35 35 30
TEMPERATURE 23 25 26 25 24 24 24 24 22 26 29 27 25 25 24 23 21
MAX/MIN TEMP 27 22 29 21
WIND CHILL 8 11 13 12 10 10 10 10 8 14 19 17 14 15 14 14 12
WIND DIR NW NW NW NW NW W W W W W W W W NW NW NW NW
WIND (MPH) 20 20 17 17 19 18 18 17 16 14 12 10 11 10 9 8 6
WIND GUST (MPH)
PRECIP PROB (%) 30 20 20 20 20 20 10 10 10 10 5 0 0 0 0 0 0
PRECIP TYPE S S S S S S
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
12 HOUR SNOW 0.0 0.0 0.0 0.0
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 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 15 14 14 16 16 16 16 16 15 14 14 12 12 10 10 12 12
...MOUNT MOOSILAUKE (4802 FT)...
DATE MONDAY 11/17/25 TUESDAY 11/18/25
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 OV OV OV OV OV OV OV BK OV BK SC SC SC BK SC
CLOUD COVER (%) 90 80 85 80 85 85 80 85 80 70 70 55 45 45 50 50 45
TEMPERATURE 18 17 18 18 19 19 19 19 19 19 21 21 20 20 19 19 17
MAX/MIN TEMP 19 19 22 17
WIND CHILL 0 -1 2 1 1 1 2 2 3 4 9 9 6 9 11 7 7
WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW N NW
WIND (MPH) 26 23 19 21 26 26 24 21 19 17 12 11 16 9 5 10 8
WIND GUST (MPH)
PRECIP PROB (%) 30 30 20 20 20 10 10 10 5 5 0 0 0 0 0 0 0
PRECIP TYPE S S S S S
6 HOUR QPF 0.06 0.03 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 1.1 0.5 0.0 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 1.6 0.0 0.0 0.0
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 17 18 18 18 18 18 17 16 16 14 14 13 13 13 13
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
* SNOW LEVEL IS AN AUTOMATED PARAMETER GENERATED FROM A CONSENSUS BLEND OF NUMERICAL WEATHER GUIDANCE.