Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
362
FWUS41 KGYX 280931
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 AM EST FRI FEB 28 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE FRIDAY 02/28/25 SATURDAY 03/01/25
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 SC BK OV OV OV OV OV OV OV OV BK OV OV BK
CLOUD COVER (%) 70 60 45 45 70 80 95 100 85 75 85 85 70 55 70 70 60
TEMPERATURE 12 8 7 5 4 6 8 15 20 23 21 15 9 3 -7 -12 -8
MAX/MIN TEMP 13 3 24 -14
WIND CHILL -17 -22 -22 -23 -23 -20 -19 -9 -3 2 -1 -10 -20 -30 -44 -51 -46
WIND DIR W W W W W SW S S W W W W W NW NW NW NW
WIND (MPH) 67 64 56 44 37 37 46 48 52 47 47 54 58 65 65 64 64
WIND GUST (MPH) 85 81 82 82
PRECIP PROB (%) 30 10 5 0 5 40 70 80 40 30 40 40 30 20 30 30 5
PRECIP TYPE S S S S S S S S S S S S
6 HOUR QPF 0.04 0.00 0.07 0.14 0.06 0.08 0.04 0.02
6 HOUR SNOW 0.7 0.0 1.2 2.2 1.0 1.4 0.7 0.5
12 HOUR SNOW 0.7 3.4 2.4 1.2
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 1.4 1.4 1.0 0.1 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 19 18 17 16 17 17 16 16 16 16 16 18 21 20 19 19 19
...FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)...
DATE FRIDAY 02/28/25 SATURDAY 03/01/25
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 SC BK OV OV OV OV OV OV OV OV BK OV OV OV
CLOUD COVER (%) 85 65 40 40 65 85 100 95 85 80 90 85 75 70 75 75 70
TEMPERATURE 18 13 12 10 9 11 13 18 22 27 28 22 14 6 1 -5 -1
MAX/MIN TEMP 19 8 30 -7
WIND CHILL -3 -10 -10 -11 -10 -8 -8 -1 5 13 13 4 -8 -19 -26 -33 -29
WIND DIR W NW NW W W SW S S SW SW W W W NW NW NW NW
WIND (MPH) 36 36 32 25 19 21 28 29 25 23 25 29 33 33 33 31 34
WIND GUST (MPH) 57 56 51 46 48 42 47 52 52 52 49 52
PRECIP PROB (%) 40 20 5 0 10 40 70 80 30 40 50 40 30 20 20 20 0
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.01 0.00 0.09 0.12 0.06 0.05 0.06 0.00
6 HOUR SNOW 0.2 0.0 1.5 1.8 0.8 0.9 1.2 0.1
12 HOUR SNOW 0.2 3.3 1.7 1.3
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 1.2 1.2 0.9 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 19 20 18 17 17 17 15 15 13 13 15 18 21 20 19 19 19
...TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)...
DATE FRIDAY 02/28/25 SATURDAY 03/01/25
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 SC BK OV OV OV OV OV OV OV BK BK BK BK SC
CLOUD COVER (%) 65 55 40 45 70 80 95 100 85 75 80 85 70 50 70 60 45
TEMPERATURE 18 12 11 9 7 9 9 14 20 27 30 24 17 8 3 -3 0
MAX/MIN TEMP 19 6 31 -5
WIND CHILL -4 -12 -12 -13 -14 -11 -13 -5 3 13 16 7 -3 -16 -23 -31 -27
WIND DIR W W NW NW W SW S S SW SW W W W NW NW NW NW
WIND (MPH) 42 41 35 27 21 21 28 25 23 21 24 28 32 34 34 33 34
WIND GUST (MPH) 65 64 55 44 46 42 46 50 54 54 51 54
PRECIP PROB (%) 30 10 5 0 5 40 70 80 40 30 40 40 30 20 30 30 5
PRECIP TYPE S S S S S S S S S S S S
6 HOUR QPF 0.04 0.00 0.08 0.15 0.06 0.08 0.04 0.02
6 HOUR SNOW 0.6 0.0 1.3 2.3 0.9 1.4 0.8 0.4
12 HOUR SNOW 0.6 3.6 2.3 1.2
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 1.2 1.3 1.0 0.1 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 17 16 16 17 17 16 16 14 14 14 18 21 20 19 19 19
...CRAWFORD NOTCH AMC HIGHLAND CENTER (1900 FT)...
DATE FRIDAY 02/28/25 SATURDAY 03/01/25
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 SC BK OV OV OV OV OV OV OV OV BK OV OV BK
CLOUD COVER (%) 80 70 45 40 65 85 100 100 85 75 85 85 70 60 70 70 65
TEMPERATURE 23 18 18 16 10 10 10 15 20 30 34 28 21 13 8 2 2
MAX/MIN TEMP 24 9 35 0
WIND CHILL 7 1 1 1 -4 -4 -5 2 9 16 6 -4 -11 -18 -18
WIND DIR NW NW NW W NW SW S S S SW SW W W W NW NW NW
WIND (MPH) 24 23 20 14 10 10 12 11 9 9 11 14 19 18 18 17 17
WIND GUST (MPH)
PRECIP PROB (%) 40 20 5 0 5 40 70 80 40 40 40 40 30 20 20 20 5
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.02 0.00 0.08 0.13 0.05 0.06 0.05 0.01
6 HOUR SNOW 0.4 0.0 1.3 1.9 0.7 1.1 1.1 0.3
12 HOUR SNOW 0.4 3.2 1.8 1.4
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 1.3 1.4 1.0 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 19 18 17 17 17 15 15 13 11 12 18 21 20 19 19 19
...KANCAMAGUS HIGHWAY PASS (2855 FT)...
DATE FRIDAY 02/28/25 SATURDAY 03/01/25
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 SC BK OV OV OV OV OV OV OV BK SC BK BK SC
CLOUD COVER (%) 65 40 20 35 65 85 100 100 95 75 85 85 70 50 70 50 35
TEMPERATURE 23 18 18 16 12 12 12 17 22 30 33 27 19 13 8 2 2
MAX/MIN TEMP 24 11 34 0
WIND CHILL 6 -1 0 -1 -3 -3 -4 4 11 13 2 -7 -13 -21 -21
WIND DIR W W NW W W SW S S SW SW W W W NW NW NW NW
WIND (MPH) 27 27 25 19 12 12 14 11 10 11 16 21 24 25 24 23 24
WIND GUST (MPH) 44 46
PRECIP PROB (%) 20 10 5 0 5 40 70 80 30 30 30 30 20 10 20 20 0
PRECIP TYPE S S S S S S S S S S S
6 HOUR QPF 0.00 0.00 0.10 0.14 0.06 0.04 0.01 0.00
6 HOUR SNOW 0.0 0.0 1.6 2.1 0.7 0.7 0.3 0.0
12 HOUR SNOW 0.0 3.7 1.4 0.3
SNOW LEVEL (KFT) 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 1.2 1.3 0.8 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 17 17 17 16 17 17 16 15 13 12 13 17 21 21 20 20 19
...MOUNT OSCEOLA (4340 FT)...
DATE FRIDAY 02/28/25 SATURDAY 03/01/25
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 SC FW SC BK OV OV OV OV OV OV OV OV BK OV BK SC
CLOUD COVER (%) 70 45 25 35 65 85 100 100 95 75 85 85 70 50 70 55 40
TEMPERATURE 20 14 13 11 10 12 13 18 22 28 29 22 15 8 2 -4 0
MAX/MIN TEMP 21 9 31 -6
WIND CHILL 0 -9 -9 -10 -9 -6 -6 1 7 15 15 4 -6 -17 -25 -32 -27
WIND DIR W NW NW W W SW S S SW W W W W NW NW NW NW
WIND (MPH) 37 39 33 27 20 19 24 20 19 19 24 31 33 35 35 32 34
WIND GUST (MPH) 59 59 52 50 52 56 55 51 54
PRECIP PROB (%) 20 10 5 0 5 40 70 80 30 30 30 30 20 10 20 20 0
PRECIP TYPE S S S S S S S S S S S
6 HOUR QPF 0.00 0.00 0.10 0.12 0.06 0.04 0.01 0.00
6 HOUR SNOW 0.0 0.0 1.6 1.9 0.8 0.7 0.3 0.0
12 HOUR SNOW 0.0 3.5 1.5 0.3
SNOW LEVEL (KFT) 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 1.2 1.3 0.8 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 18 18 18 17 17 17 16 15 14 13 14 18 21 21 20 20 19
...CANNON MOUNTAIN (4080 FT)...
DATE FRIDAY 02/28/25 SATURDAY 03/01/25
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 SC BK OV OV OV OV OV OV OV OV OV OV OV BK
CLOUD COVER (%) 85 65 40 40 65 85 100 95 85 80 90 90 80 70 80 75 70
TEMPERATURE 18 13 12 11 9 11 13 19 23 28 28 21 13 5 0 -6 -1
MAX/MIN TEMP 19 8 29 -8
WIND CHILL -3 -10 -10 -9 -10 -8 -8 1 7 14 13 3 -9 -20 -27 -34 -29
WIND DIR W NW NW NW W SW S S SW SW W W W NW NW NW NW
WIND (MPH) 36 35 32 24 18 20 28 27 23 21 25 29 33 34 33 31 34
WIND GUST (MPH) 56 55 50 46 44 47 51 54 52 49 54
PRECIP PROB (%) 40 20 5 0 10 40 70 80 30 40 50 40 30 20 20 20 0
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.01 0.00 0.09 0.11 0.05 0.04 0.05 0.00
6 HOUR SNOW 0.2 0.0 1.4 1.6 0.7 0.8 0.9 0.0
12 HOUR SNOW 0.2 3.0 1.5 0.9
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 1.0 1.2 0.8 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 19 20 19 17 17 16 15 14 13 13 15 19 21 20 19 19 19
...BALDFACE MOUNTAIN (3547 FT)...
DATE FRIDAY 02/28/25 SATURDAY 03/01/25
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 FW FW SC BK OV OV OV OV OV OV OV BK SC BK SC SC
CLOUD COVER (%) 25 20 15 30 65 75 95 100 90 70 80 80 70 40 70 45 25
TEMPERATURE 25 21 19 17 13 12 11 15 19 28 34 31 24 15 11 5 7
MAX/MIN TEMP 26 10 35 3
WIND CHILL 10 5 4 4 2 0 -3 6 9 11 -1 -6 -13 -10
WIND DIR W NW NW NW NW W S S SW SW SW W W NW NW NW NW
WIND (MPH) 23 23 18 12 8 8 10 5 8 8 9 12 16 16 16 14 13
WIND GUST (MPH)
PRECIP PROB (%) 10 5 0 0 5 30 70 80 40 30 30 30 20 20 20 20 5
PRECIP TYPE S S S S S S S S S S S
6 HOUR QPF 0.00 0.00 0.06 0.13 0.04 0.03 0.01 0.00
6 HOUR SNOW 0.0 0.0 1.0 2.1 0.5 0.4 0.1 0.1
12 HOUR SNOW 0.0 3.1 0.9 0.2
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 0.9 1.2 0.1 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 15 16 17 17 17 17 16 15 13 10 10 15 19 21 21 20 19
...MOUNT MOOSILAUKE (4802 FT)...
DATE FRIDAY 02/28/25 SATURDAY 03/01/25
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 SC BK OV OV OV OV OV OV OV OV BK OV OV OV
CLOUD COVER (%) 75 55 35 45 60 85 100 100 80 75 90 90 75 70 75 75 70
TEMPERATURE 20 15 15 14 13 14 16 20 24 28 29 21 14 8 2 -3 -1
MAX/MIN TEMP 21 12 31 -5
WIND CHILL 1 -6 -5 -4 -3 -3 -2 3 9 15 15 3 -7 -16 -23 -30 -28
WIND DIR NW NW NW NW W SW S S SW SW W W W NW NW NW NW
WIND (MPH) 31 31 27 21 16 17 23 24 20 18 23 28 32 32 31 28 32
WIND GUST (MPH)
PRECIP PROB (%) 30 10 5 0 10 40 70 80 30 30 40 40 20 20 10 10 0
PRECIP TYPE S S S S S S S S S S
6 HOUR QPF 0.01 0.00 0.10 0.12 0.05 0.05 0.02 0.00
6 HOUR SNOW 0.1 0.0 1.6 1.8 0.7 0.8 0.4 0.0
12 HOUR SNOW 0.1 3.4 1.5 0.4
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 1.2 1.3 0.8 0.0 0.0 0.0 0.0 0.0
SNOW RATIO (:1) 19 20 18 17 17 17 15 15 14 13 15 19 21 20 19 19 19
$$
--- 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.