Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
027
FWUS41 KGYX 230830
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 AM EDT SAT AUG 23 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW SC SC BK SC FW SC BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 20 20 35 45 50 35 25 30 55 60 85 80 75 80 80 90 90
TEMPERATURE 48 53 58 57 53 52 50 48 47 50 52 52 51 51 49 49 48
MAX/MIN TEMP 58 47 54 48
WIND CHILL
WIND DIR W SW SW SW SW SW SW SW SW SW SW SW S S S S S
WIND (MPH) 21 18 19 24 29 34 39 42 37 35 28 26 34 37 36 32 27
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 0 5 5 20 30 40 40 40 60 70 80 80
PRECIP TYPE R R R R T R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.14 0.11 0.25
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) 10.3 10.9 11.1 11.2 11.2 11.1 10.5 11.0 11.0 11.2 11.1 11.8 11.7 11.5 11.6 11.4 11.3
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW SC BK BK SC SC SC BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 15 20 40 55 55 35 35 30 55 65 85 80 80 80 85 90 90
TEMPERATURE 57 66 71 69 63 59 56 55 56 60 63 63 60 59 57 57 58
MAX/MIN TEMP 71 54 65 57
WIND CHILL
WIND DIR W SW SW SW SW SW SW SW SW SW SW S S S S S S
WIND (MPH) 12 12 13 17 19 21 23 24 23 19 19 17 11 12 12 11 10
WIND GUST (MPH) 40 41 42 41
PRECIP PROB (%) 0 0 0 5 5 0 5 10 20 40 40 50 50 70 70 80 90
PRECIP TYPE R R R R T R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.11 0.13 0.23
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) 10.3 11.0 11.1 11.1 11.0 11.1 10.5 10.9 10.8 11.3 11.2 11.6 11.6 11.5 11.5 11.5 11.3
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW SC SC SC SC SC SC BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 15 20 35 45 50 35 25 30 55 60 80 80 75 80 80 90 90
TEMPERATURE 56 66 71 70 63 60 57 55 57 62 65 65 61 60 58 57 58
MAX/MIN TEMP 71 54 66 57
WIND CHILL
WIND DIR W SW SW SW SW SW SW SW SW SW SW S S S S S S
WIND (MPH) 10 10 13 16 17 18 20 21 20 19 17 16 12 13 13 12 10
WIND GUST (MPH) 35 37 40 37
PRECIP PROB (%) 0 0 0 0 5 0 5 5 20 30 40 40 40 60 70 80 80
PRECIP TYPE R R R R T R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.16 0.11 0.20
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) 10.2 10.8 11.1 11.2 11.2 11.1 10.6 11.0 11.0 11.2 11.1 11.8 11.7 11.5 11.7 11.4 11.4
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...CRAWFORD NOTCH AMC HIGHLAND CENTER (1900 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW SC SC BK SC SC SC BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 20 20 35 45 50 35 30 30 55 60 85 80 80 80 80 90 90
TEMPERATURE 56 68 74 73 66 62 58 56 58 65 68 68 63 61 60 59 60
MAX/MIN TEMP 75 56 69 59
WIND CHILL
WIND DIR SW SW S S S S S S S S S S S S S S S
WIND (MPH) 4 8 12 12 11 12 12 11 12 14 14 13 10 10 9 9 8
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 0 5 5 20 30 40 40 40 60 70 80 80
PRECIP TYPE R R R R T R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.08 0.10 0.19
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) 10.2 10.9 11.1 11.2 11.1 11.0 10.3 11.1 10.9 11.3 11.1 11.7 11.8 11.5 11.3 11.4 11.3
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...KANCAMAGUS HIGHWAY PASS (2855 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW SC SC SC SC SC SC SC BK OV OV OV OV OV OV OV
CLOUD COVER (%) 15 20 35 50 45 30 35 30 50 65 85 80 80 85 90 90 90
TEMPERATURE 56 67 71 72 65 61 57 55 57 63 66 66 63 61 59 58 59
MAX/MIN TEMP 73 54 68 58
WIND CHILL
WIND DIR W SW SW SW S SW SW SW SW SW S S S S S S S
WIND (MPH) 6 8 11 12 12 13 13 13 12 10 13 10 8 9 9 8 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 0 0 5 10 30 30 40 40 60 70 80 80
PRECIP TYPE R R R T R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.08 0.06 0.18
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) 10.0 10.8 11.1 11.2 11.1 11.1 10.8 11.0 10.9 11.3 10.9 11.7 11.7 11.5 11.5 11.5 11.4
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...MOUNT OSCEOLA (4340 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW SC BK SC SC SC SC BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 15 20 35 55 45 30 35 30 50 65 85 85 80 85 90 90 90
TEMPERATURE 56 63 68 67 63 59 55 54 55 58 61 61 60 59 57 57 57
MAX/MIN TEMP 69 53 63 57
WIND CHILL
WIND DIR W SW SW SW SW SW SW SW SW SW SW S S S S S S
WIND (MPH) 11 11 13 14 17 18 19 20 19 16 17 13 13 17 16 13 11
WIND GUST (MPH) 36 37 36
PRECIP PROB (%) 0 0 0 0 5 0 0 5 10 30 30 40 40 60 70 80 80
PRECIP TYPE R R R T R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.09 0.07 0.21
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) 10.1 10.8 11.1 11.2 11.1 11.1 10.8 10.9 11.0 11.4 10.9 11.7 11.6 11.5 11.6 11.5 11.4
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...CANNON MOUNTAIN (4080 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW SC BK BK SC SC SC BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 15 20 40 55 50 35 35 30 55 70 85 80 80 80 85 90 90
TEMPERATURE 56 62 68 69 64 61 58 56 56 59 63 63 61 60 59 58 59
MAX/MIN TEMP 72 55 66 57
WIND CHILL
WIND DIR W SW SW SW SW SW SW SW SW SW SW S S S S S S
WIND (MPH) 11 11 14 16 17 19 20 21 21 18 18 16 14 17 17 14 11
WIND GUST (MPH) 36 39 40 39
PRECIP PROB (%) 0 0 0 5 5 0 5 10 20 40 40 50 50 70 70 80 90
PRECIP TYPE R R R R T R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.16 0.17 0.18 0.22
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) 10.3 11.1 11.2 11.1 11.1 11.1 10.5 10.9 10.9 11.3 11.3 11.6 11.5 11.6 11.5 11.5 11.3
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...BALDFACE MOUNTAIN (3547 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW SC SC SC SC FW FW SC BK OV OV OV OV OV OV OV
CLOUD COVER (%) 15 15 30 40 45 35 25 25 50 60 80 75 75 80 85 90 85
TEMPERATURE 58 70 76 75 68 64 61 58 60 66 71 71 66 64 62 61 61
MAX/MIN TEMP 77 58 72 61
WIND CHILL
WIND DIR SW S S S S S SW SW SW S S S S S S S S
WIND (MPH) 2 5 10 11 10 11 11 11 11 11 11 11 8 9 9 6 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 0 5 5 10 30 30 30 40 50 60 70 80
PRECIP TYPE R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.08 0.06 0.11
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) 10.1 10.6 11.0 11.2 11.1 11.0 10.5 10.9 10.8 11.1 11.1 11.8 11.6 11.5 11.5 11.3 11.4
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...MOUNT MOOSILAUKE (4802 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A
CLOUD COVER FW FW SC BK SC SC SC SC BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 15 20 40 60 45 35 30 25 55 70 85 85 80 80 85 90 90
TEMPERATURE 55 63 67 67 63 59 56 55 56 58 61 61 60 58 57 57 58
MAX/MIN TEMP 68 54 63 57
WIND CHILL
WIND DIR SW SW SW SW SW SW SW SW SW SW S S S S S SE S
WIND (MPH) 10 10 13 14 18 19 20 20 17 17 18 16 12 13 13 13 10
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 0 5 10 20 30 40 40 50 70 70 80 80
PRECIP TYPE R R R R T R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.10 0.13 0.25
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) 10.3 11.1 11.1 11.1 11.1 11.1 10.5 10.9 10.9 11.3 11.2 11.6 11.7 11.5 11.7 11.4 11.3
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
$$
--- 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.