Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
841
FWUS41 KGYX 272030
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 PM EDT THU MAR 27 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE FRIDAY 03/28/25 SATURDAY 03/29/25
TIME (LT) 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P
CLOUD COVER FW FW OV OV BK FW FW SC BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 5 20 75 70 55 20 25 40 60 75 90 90 95 90 90 90 85
TEMPERATURE 13 14 15 14 11 11 15 15 15 17 18 19 25 24 28 28 26
MIN/MAX TEMP 10 18 15 30
WIND CHILL -9 -8 -8 -10 -16 -15 -9 -8 -7 -2 1 2 6 6 13 13 11
WIND DIR W W W W W W W W W W W SW E E SE SE E
WIND (MPH) 33 35 41 43 51 49 43 41 37 28 20 24 37 32 26 25 25
WIND GUST (MPH)
PRECIP PROB (%) 5 20 50 40 10 0 0 5 20 40 60 70 100 100 80 80 40
PRECIP TYPE S S S S S S S S S S Z Z
6 HOUR QPF 0.02 0.11 0.00 0.00 0.02 0.25 0.58 0.20
6 HOUR SNOW 0.3 1.9 0.0 0.0 0.2 2.6 4.2 0.8
12 HOUR SNOW 2.2 0.0 2.8 5.0
SNOW LEVEL (KFT) 0.0 0.0 0.2 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.3 0.7 1.8 1.8 2.0 2.5 2.3
SNOW RATIO (:1) 16 16 17 17 17 17 17 17 14 14 12 10 8 8 8 6 7
...FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)...
DATE FRIDAY 03/28/25 SATURDAY 03/29/25
TIME (LT) 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P
CLOUD COVER CL FW OV OV BK FW SC BK BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 5 25 80 85 60 15 35 55 65 75 90 95 90 95 90 90 85
TEMPERATURE 23 22 24 24 21 24 27 28 24 23 24 26 25 25 27 28 29
MIN/MAX TEMP 21 30 23 30
WIND CHILL 10 8 10 9 4 8 13 15 10 11 14 17 14 14 18
WIND DIR W W W W NW NW NW NW NW W SW S E SE SE SE NE
WIND (MPH) 14 16 19 20 24 24 20 19 17 12 9 9 12 11 9 8 8
WIND GUST (MPH)
PRECIP PROB (%) 5 20 50 30 10 0 0 5 10 40 60 70 100 100 80 80 50
PRECIP TYPE S S S S S S Z S S Z Z
6 HOUR QPF 0.02 0.08 0.00 0.00 0.03 0.26 0.38 0.14
6 HOUR SNOW 0.3 1.3 0.0 0.0 0.3 2.0 1.7 0.3
12 HOUR SNOW 1.6 0.0 2.3 2.0
SNOW LEVEL (KFT) 0.0 0.0 0.1 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.5 0.9 3.3 2.0 2.5 3.0 2.5
SNOW RATIO (:1) 15 15 16 17 17 17 17 16 14 13 11 9 6 7 6 5 5
...TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)...
DATE FRIDAY 03/28/25 SATURDAY 03/29/25
TIME (LT) 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P
CLOUD COVER FW FW OV BK SC FW SC SC BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 5 20 70 65 50 20 25 40 55 75 85 90 90 90 90 85 80
TEMPERATURE 23 23 25 26 22 23 28 28 23 23 24 23 22 23 25 26 25
MIN/MAX TEMP 21 30 20 27
WIND CHILL 11 10 12 12 5 6 14 15 10 11 14 14 9 11 15 17 16
WIND DIR W W W W NW NW W W W W W W E E SE SE E
WIND (MPH) 13 16 17 19 26 26 23 20 14 12 9 8 14 12 10 9 9
WIND GUST (MPH)
PRECIP PROB (%) 5 20 50 40 10 0 0 5 20 40 60 70 100 100 80 80 40
PRECIP TYPE S S S S S S S S S S Z Z
6 HOUR QPF 0.01 0.09 0.00 0.00 0.02 0.25 0.55 0.19
6 HOUR SNOW 0.2 1.5 0.0 0.0 0.2 2.3 3.8 0.6
12 HOUR SNOW 1.7 0.0 2.5 4.4
SNOW LEVEL (KFT) 0.0 0.0 0.2 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.6 2.0 1.8 2.0 2.5 2.3
SNOW RATIO (:1) 14 14 15 16 16 16 16 16 14 14 12 10 7 8 7 6 6
...CRAWFORD NOTCH AMC HIGHLAND CENTER (1900 FT)...
DATE FRIDAY 03/28/25 SATURDAY 03/29/25
TIME (LT) 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P
CLOUD COVER CL FW OV OV BK FW SC SC BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 5 20 75 75 55 20 25 40 60 75 90 95 90 95 95 90 85
TEMPERATURE 26 24 27 28 25 28 32 32 26 26 25 25 26 25 28 28 28
MIN/MAX TEMP 23 33 23 29
WIND CHILL 18 15 19 18 11 15 18 19 19 18 16 16 19
WIND DIR NW W SW W NW NW NW NW N N N SE SE E SE SE E
WIND (MPH) 6 8 8 11 18 19 18 14 8 5 4 5 10 9 9 6 5
WIND GUST (MPH)
PRECIP PROB (%) 5 20 50 40 10 0 0 5 10 40 60 70 100 100 80 80 50
PRECIP TYPE S S S S S S Z S Z Z Z
6 HOUR QPF 0.02 0.08 0.00 0.00 0.02 0.26 0.39 0.17
6 HOUR SNOW 0.2 1.2 0.0 0.0 0.2 2.1 2.0 0.3
12 HOUR SNOW 1.4 0.0 2.3 2.3
SNOW LEVEL (KFT) 0.0 0.0 0.1 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.3 0.5 2.6 1.8 2.0 2.7 2.3
SNOW RATIO (:1) 14 14 14 16 16 17 16 16 14 13 11 9 7 7 7 5 6
...KANCAMAGUS HIGHWAY PASS (2855 FT)...
DATE FRIDAY 03/28/25 SATURDAY 03/29/25
TIME (LT) 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P
CLOUD COVER CL FW OV BK SC FW SC SC BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 5 15 75 65 35 10 35 45 60 75 85 90 85 90 90 85 85
TEMPERATURE 27 27 27 28 26 29 33 33 28 27 27 26 25 26 28 28 27
MIN/MAX TEMP 25 35 24 29
WIND CHILL 17 17 17 17 13 16 19 16 18
WIND DIR W W W W NW NW W W W NW SE E E E E SE E
WIND (MPH) 10 11 11 13 18 19 17 14 10 5 4 4 9 8 6 6 5
WIND GUST (MPH)
PRECIP PROB (%) 0 20 40 30 5 0 0 5 10 40 60 70 100 100 80 80 50
PRECIP TYPE S S S S S S Z S Z Z Z
6 HOUR QPF 0.01 0.06 0.00 0.00 0.03 0.26 0.37 0.15
6 HOUR SNOW 0.1 0.8 0.0 0.0 0.3 1.8 1.4 0.3
12 HOUR SNOW 0.9 0.0 2.1 1.7
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.3 0.0 0.0 0.0 0.1 0.0 0.1 0.3 0.8 3.1 2.0 2.6 3.2 2.8
SNOW RATIO (:1) 13 13 14 15 15 15 15 14 13 12 11 8 5 6 5 4 4
...MOUNT OSCEOLA (4340 FT)...
DATE FRIDAY 03/28/25 SATURDAY 03/29/25
TIME (LT) 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P
CLOUD COVER CL FW OV OV SC FW SC SC BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 5 15 75 70 40 10 35 50 65 75 90 90 90 90 90 90 85
TEMPERATURE 25 24 25 25 22 24 28 29 26 26 25 25 25 22 25 26 27
MIN/MAX TEMP 21 31 22 28
WIND CHILL 13 11 12 11 6 9 15 16 14 16 16 16 13 10 16 16 17
WIND DIR W W W W NW NW NW W NW NW S SE E E E SE E
WIND (MPH) 14 16 17 18 24 23 20 19 14 10 8 8 14 12 9 10 10
WIND GUST (MPH)
PRECIP PROB (%) 0 20 40 30 5 0 0 5 10 40 60 70 100 100 80 80 50
PRECIP TYPE S S S S S S Z S Z Z Z
6 HOUR QPF 0.01 0.06 0.00 0.00 0.03 0.26 0.35 0.15
6 HOUR SNOW 0.1 0.9 0.0 0.0 0.3 1.9 1.2 0.2
12 HOUR SNOW 1.0 0.0 2.2 1.4
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.2 0.0 0.0 0.0 0.1 0.0 0.2 0.4 0.9 3.3 2.1 2.7 3.3 2.9
SNOW RATIO (:1) 14 14 15 16 16 16 16 15 13 12 11 8 5 6 5 4 4
...CANNON MOUNTAIN (4080 FT)...
DATE FRIDAY 03/28/25 SATURDAY 03/29/25
TIME (LT) 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P
CLOUD COVER CL SC OV OV BK FW SC BK BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 5 25 80 80 60 15 35 60 65 75 90 95 90 95 90 90 90
TEMPERATURE 24 24 24 24 21 23 28 28 25 24 25 26 26 26 28 29 29
MIN/MAX TEMP 20 32 23 31
WIND CHILL 13 11 10 10 5 8 15 16 13 14 16 18 14 15 19
WIND DIR W W SW W NW NW NW NW NW N NE S E E SE SE NE
WIND (MPH) 11 14 18 17 20 20 19 17 13 10 8 8 14 12 9 10 10
WIND GUST (MPH)
PRECIP PROB (%) 5 20 50 30 10 0 0 5 10 40 60 70 100 100 80 80 50
PRECIP TYPE S S S S S S Z S S Z Z
6 HOUR QPF 0.02 0.07 0.00 0.00 0.03 0.26 0.35 0.13
6 HOUR SNOW 0.3 1.1 0.0 0.0 0.3 1.8 1.5 0.3
12 HOUR SNOW 1.4 0.0 2.1 1.8
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.4 1.0 3.3 2.1 2.6 3.1 2.7
SNOW RATIO (:1) 14 15 16 17 17 17 17 16 14 13 11 9 6 6 6 5 5
...BALDFACE MOUNTAIN (3547 FT)...
DATE FRIDAY 03/28/25 SATURDAY 03/29/25
TIME (LT) 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P
CLOUD COVER FW SC BK SC SC FW SC SC BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 10 30 60 40 30 20 35 50 55 75 85 90 90 90 85 85 80
TEMPERATURE 30 28 28 28 29 32 36 36 31 29 28 26 24 24 25 26 25
MIN/MAX TEMP 26 38 24 27
WIND CHILL 17 17 17 19
WIND DIR W W W W NW NW W W W NW NE NE E E SE SE E
WIND (MPH) 3 4 5 8 17 16 12 10 4 3 3 4 5 5 4 3 2
WIND GUST (MPH)
PRECIP PROB (%) 0 5 30 20 5 0 0 0 10 30 60 60 100 100 80 80 40
PRECIP TYPE S S S S S I S S Z Z
6 HOUR QPF 0.00 0.02 0.00 0.00 0.01 0.23 0.34 0.15
6 HOUR SNOW 0.0 0.2 0.0 0.0 0.1 2.3 1.9 0.4
12 HOUR SNOW 0.2 0.0 2.4 2.3
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 1.5 1.4 1.8 2.5 2.2
SNOW RATIO (:1) 12 12 12 13 14 14 15 14 14 13 12 10 7 8 7 6 6
...MOUNT MOOSILAUKE (4802 FT)...
DATE FRIDAY 03/28/25 SATURDAY 03/29/25
TIME (LT) 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P
CLOUD COVER FW SC OV OV SC FW SC BK OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 5 25 80 75 50 15 45 65 70 80 90 95 95 95 90 90 90
TEMPERATURE 25 25 26 26 23 25 28 29 25 25 25 25 27 27 28 28 29
MIN/MAX TEMP 23 30 23 30
WIND CHILL 14 13 14 13 8 11 16 18 14 16 16 16 16 17 19 19
WIND DIR W W SW W NW NW NW NW NW NW SE S E SE SE SE E
WIND (MPH) 11 13 14 16 19 19 17 14 12 9 8 8 13 11 9 10 10
WIND GUST (MPH)
PRECIP PROB (%) 5 20 40 20 5 0 0 0 10 40 60 70 90 90 80 80 50
PRECIP TYPE S S S S S S Z Z Z Z Z
6 HOUR QPF 0.01 0.05 0.00 0.00 0.03 0.26 0.34 0.13
6 HOUR SNOW 0.2 0.7 0.0 0.0 0.4 1.7 0.9 0.2
12 HOUR SNOW 0.9 0.0 2.1 1.1
SNOW LEVEL (KFT) 0.0 0.0 0.0 0.3 0.0 0.0 0.0 0.1 0.0 0.4 0.4 1.4 3.7 2.8 3.0 3.4 3.0
SNOW RATIO (:1) 14 14 16 16 16 17 16 15 12 12 10 8 5 5 5 4 4
$$
--- 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.