Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
760
FWUS41 KGYX 032030
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 PM EDT WED SEP 3 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW FW FW FW FW FW BK BK OV OV OV BK BK BK BK
CLOUD COVER (%) 35 15 10 15 5 5 15 20 50 60 80 95 80 65 65 60 55
TEMPERATURE 46 45 44 43 46 49 51 51 46 45 46 46 46 47 50 51 49
MIN/MAX TEMP 42 53 44 51
WIND CHILL
WIND DIR SW SW SW SW SW S S S S S SW SW S S S S S
WIND (MPH) 12 17 17 17 18 18 17 17 25 32 37 39 29 27 31 33 35
WIND GUST (MPH) 55 56
PRECIP PROB (%) 10 0 0 0 0 0 0 0 10 30 60 80 60 50 50 40 30
PRECIP TYPE R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.20 0.04 0.06
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) 8.9 8.6 8.2 8.0 7.9 7.9 8.1 8.5 9.3 9.7 10.7 10.6 10.5 10.3 9.5 10.0 10.4
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 THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW FW CL FW FW FW BK OV OV OV OV BK BK BK BK
CLOUD COVER (%) 30 10 5 15 5 5 20 20 60 70 85 95 80 65 60 60 55
TEMPERATURE 56 53 50 48 55 61 64 62 56 54 53 53 54 57 61 62 59
MIN/MAX TEMP 47 66 52 64
WIND CHILL
WIND DIR SW SW SW SW SW S S S S S SW SW S S S S S
WIND (MPH) 8 9 10 9 10 13 13 14 18 20 20 21 10 10 12 12 12
WIND GUST (MPH)
PRECIP PROB (%) 10 0 0 0 0 0 0 0 10 40 60 90 60 50 40 40 30
PRECIP TYPE R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.02 0.23 0.04 0.04
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) 8.9 8.4 8.1 8.0 7.9 7.8 8.2 8.6 9.3 9.8 10.8 10.6 10.2 10.2 9.4 9.9 10.3
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 THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW FW FW FW FW FW BK BK OV OV OV BK BK BK BK
CLOUD COVER (%) 35 15 10 15 5 5 15 20 50 60 80 95 80 65 65 60 55
TEMPERATURE 56 53 50 49 54 62 65 63 56 53 53 53 53 58 62 63 59
MIN/MAX TEMP 48 65 51 64
WIND CHILL
WIND DIR SW SW SW SW SW S S S S S SW SW S S S S S
WIND (MPH) 6 9 9 9 9 11 12 13 16 18 19 19 11 11 13 13 12
WIND GUST (MPH)
PRECIP PROB (%) 10 0 0 0 0 0 0 0 10 30 60 80 50 50 50 40 30
PRECIP TYPE R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.19 0.04 0.04
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) 8.9 8.6 8.2 8.0 7.9 7.9 8.1 8.5 9.2 9.7 10.7 10.6 10.5 10.4 9.5 10.0 10.4
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 THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW FW FW FW FW FW BK BK OV OV OV BK BK BK BK
CLOUD COVER (%) 35 10 10 15 5 5 15 20 55 60 80 95 80 65 65 60 55
TEMPERATURE 59 56 52 49 57 65 69 67 59 56 55 54 56 61 66 66 62
MIN/MAX TEMP 47 69 53 67
WIND CHILL
WIND DIR S S S S S S S SE SE SE S S S S S S S
WIND (MPH) 4 4 3 3 4 10 13 14 13 13 11 10 9 10 13 13 11
WIND GUST (MPH)
PRECIP PROB (%) 10 0 0 0 0 0 0 0 10 30 60 90 60 50 50 40 30
PRECIP TYPE R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.02 0.15 0.03 0.03
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) 8.8 8.5 8.2 8.0 7.9 7.9 8.1 8.5 9.3 9.7 10.7 10.6 10.4 10.3 9.4 9.9 10.4
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 THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW FW CL CL FW FW BK BK OV OV OV BK BK BK BK
CLOUD COVER (%) 35 10 10 15 5 5 20 25 55 60 85 95 80 70 65 60 55
TEMPERATURE 58 53 51 49 56 65 68 66 57 54 54 54 56 59 63 66 61
MIN/MAX TEMP 48 68 53 67
WIND CHILL
WIND DIR SW SW W W SW S S S S S SW SW S S S S S
WIND (MPH) 4 3 4 4 4 6 10 10 10 9 10 10 8 8 10 10 9
WIND GUST (MPH)
PRECIP PROB (%) 10 0 0 0 0 0 0 0 10 30 60 80 50 50 40 40 30
PRECIP TYPE R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.21 0.03 0.05
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) 8.8 8.4 8.1 8.0 7.9 7.9 8.2 8.6 9.3 9.8 10.9 10.8 10.5 10.3 9.5 10.0 10.4
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 THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW FW CL CL FW FW BK BK OV OV OV BK BK BK BK
CLOUD COVER (%) 35 10 10 15 5 5 20 25 55 65 85 95 80 70 60 60 55
TEMPERATURE 56 52 50 48 54 59 62 61 55 53 52 52 53 54 59 61 58
MIN/MAX TEMP 47 64 51 62
WIND CHILL
WIND DIR SW SW SW SW S S S S S S SW SW S S S S S
WIND (MPH) 5 6 6 8 6 10 12 12 12 13 16 17 11 9 11 12 14
WIND GUST (MPH) 29
PRECIP PROB (%) 10 0 0 0 0 0 0 0 10 30 60 80 50 50 40 40 30
PRECIP TYPE R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.22 0.04 0.05
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) 8.8 8.4 8.0 8.0 7.9 7.9 8.3 8.6 9.3 9.8 10.9 10.8 10.4 10.3 9.5 10.0 10.4
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 THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW FW CL CL FW FW BK OV OV OV OV BK BK BK BK
CLOUD COVER (%) 25 10 5 15 5 5 20 20 60 75 90 95 80 65 60 55 50
TEMPERATURE 57 54 52 49 55 59 63 62 57 55 54 54 54 55 59 61 60
MIN/MAX TEMP 48 67 53 65
WIND CHILL
WIND DIR SW SW SW SW SW S S S S S SW SW S S S S S
WIND (MPH) 6 8 8 9 9 12 12 13 16 18 19 19 12 11 13 13 16
WIND GUST (MPH) 33 36
PRECIP PROB (%) 10 0 0 0 0 0 0 0 10 40 60 90 50 50 40 40 30
PRECIP TYPE R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.10 0.24 0.05 0.03
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) 8.8 8.4 8.1 8.0 7.9 7.8 8.3 8.7 9.3 9.8 10.8 10.6 10.1 10.0 9.3 9.9 10.3
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 THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW FW FW FW FW FW SC BK OV OV OV BK BK BK BK
CLOUD COVER (%) 35 15 15 25 15 10 20 25 40 55 75 90 75 65 60 60 50
TEMPERATURE 61 56 54 51 57 66 71 68 59 56 56 56 57 62 68 68 65
MIN/MAX TEMP 50 71 54 69
WIND CHILL
WIND DIR S SW W SW S S S SE S S S S S S S S S
WIND (MPH) 4 2 2 2 2 6 10 11 10 9 8 6 5 6 9 9 6
WIND GUST (MPH)
PRECIP PROB (%) 10 0 0 0 0 0 0 0 10 30 50 80 50 50 40 40 30
PRECIP TYPE R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.14 0.02 0.04
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) 8.9 8.6 8.2 8.0 7.8 7.8 8.2 8.5 8.9 9.6 10.4 10.6 10.7 10.7 9.7 10.1 10.5
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 THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW FW FW CL FW FW BK OV OV OV OV BK BK BK SC
CLOUD COVER (%) 30 5 5 15 10 5 25 25 65 75 90 95 80 65 55 55 50
TEMPERATURE 55 53 50 49 53 60 63 62 56 54 53 53 54 55 59 61 58
MIN/MAX TEMP 48 63 53 62
WIND CHILL
WIND DIR SW SW SW SW S S S S S S SW SW S S S S S
WIND (MPH) 6 8 8 9 9 12 14 13 16 18 18 18 11 9 10 11 13
WIND GUST (MPH)
PRECIP PROB (%) 10 0 0 0 0 0 0 0 10 40 70 90 50 50 40 30 30
PRECIP TYPE R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.05 0.29 0.03 0.03
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) 8.6 8.3 8.1 7.9 7.9 7.9 8.5 8.7 9.3 10.1 11.0 10.7 10.4 9.6 9.3 9.9 10.3
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.