Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
101
FWUS41 KGYX 210830
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 AM EDT THU AUG 21 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE THURSDAY 08/21/25 FRIDAY 08/22/25
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 CL FW FW FW CL FW FW CL CL FW FW FW FW FW FW FW
CLOUD COVER (%) 5 0 10 10 5 5 5 10 0 5 20 20 10 15 15 20 20
TEMPERATURE 41 49 51 50 44 42 41 41 43 48 54 54 49 48 46 48 49
MAX/MIN TEMP 52 40 55 46
WIND CHILL
WIND DIR E E E E E E NE NE NE N N N N NW SW W W
WIND (MPH) 11 13 17 18 18 13 16 18 18 18 18 19 18 16 14 13 12
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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) 9.7 9.7 9.7 9.6 9.2 9.0 8.8 8.6 8.6 8.7 9.0 9.4 9.4 9.7 10.0 10.7 10.8
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 08/21/25 FRIDAY 08/22/25
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 CL FW FW FW FW FW FW CL CL FW FW FW FW FW FW FW
CLOUD COVER (%) 10 0 10 10 5 5 5 10 0 5 20 15 10 10 15 20 15
TEMPERATURE 49 58 63 62 54 50 49 47 54 61 66 66 59 55 53 52 57
MAX/MIN TEMP 64 47 68 52
WIND CHILL
WIND DIR E E E E E E NE NE NE N N N N N SE SE S
WIND (MPH) 5 5 5 6 5 5 6 6 5 6 8 8 5 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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) 9.8 9.9 9.8 9.6 9.3 9.1 8.8 8.6 8.6 8.7 9.0 9.3 9.4 9.8 10.2 10.7 10.9
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 08/21/25 FRIDAY 08/22/25
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 CL FW FW FW CL FW FW CL CL FW FW FW FW FW FW FW
CLOUD COVER (%) 5 0 10 10 5 5 5 10 0 5 20 20 10 15 15 20 15
TEMPERATURE 49 60 63 62 53 49 48 48 52 62 67 67 59 56 54 53 57
MAX/MIN TEMP 63 47 69 53
WIND CHILL
WIND DIR E E E E E E NE NE N N N N N NW W W W
WIND (MPH) 4 5 8 8 6 5 6 8 8 8 9 9 6 6 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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) 9.7 9.7 9.7 9.6 9.2 9.0 8.8 8.6 8.6 8.7 9.0 9.3 9.4 9.7 10.0 10.7 10.8
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 08/21/25 FRIDAY 08/22/25
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 CL FW FW FW CL FW FW CL CL FW FW FW FW FW FW FW
CLOUD COVER (%) 5 0 10 10 5 5 5 10 0 5 20 20 10 15 15 20 20
TEMPERATURE 51 62 66 65 55 50 48 47 53 64 70 70 62 58 55 54 59
MAX/MIN TEMP 67 46 71 54
WIND CHILL
WIND DIR E E SE E SE SE SE W NW N N N N NW W W W
WIND (MPH) 3 5 8 8 5 3 4 5 5 6 9 8 5 3 3 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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) 9.8 9.8 9.7 9.6 9.2 9.0 8.8 8.7 8.6 8.7 9.0 9.3 9.4 9.8 10.1 10.7 10.9
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 08/21/25 FRIDAY 08/22/25
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 CL FW FW FW CL FW FW CL CL FW FW FW FW FW FW FW
CLOUD COVER (%) 5 0 5 10 5 5 10 10 0 0 20 20 10 10 15 15 10
TEMPERATURE 49 60 64 63 54 51 50 50 55 66 70 69 61 57 55 54 59
MAX/MIN TEMP 65 49 71 54
WIND CHILL
WIND DIR E E E E E E NE NE NE NE N N NW N NW NW W
WIND (MPH) 4 5 6 5 4 4 5 6 5 5 5 5 4 4 3 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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) 9.8 9.9 9.8 9.7 9.4 9.0 8.8 8.6 8.6 8.7 9.0 9.3 9.4 9.8 10.0 10.7 10.8
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 08/21/25 FRIDAY 08/22/25
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 CL FW FW FW CL FW FW CL CL FW FW FW FW FW FW FW
CLOUD COVER (%) 5 0 5 10 5 5 10 10 0 0 20 20 10 10 15 15 10
TEMPERATURE 48 56 60 59 52 49 48 48 53 60 65 65 59 56 54 53 57
MAX/MIN TEMP 61 47 66 53
WIND CHILL
WIND DIR E E E E E E NE NE NE NE N N N N N N NW
WIND (MPH) 5 5 8 8 8 8 10 11 9 6 6 6 8 8 6 5 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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) 9.9 9.9 9.8 9.7 9.4 9.0 8.8 8.7 8.6 8.7 9.0 9.3 9.4 9.8 10.0 10.7 10.9
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 08/21/25 FRIDAY 08/22/25
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 CL FW FW FW FW FW FW CL CL FW FW FW FW FW FW FW
CLOUD COVER (%) 10 5 10 10 5 5 5 10 0 5 20 15 10 10 15 20 15
TEMPERATURE 49 57 62 64 57 52 50 50 54 60 66 66 59 56 53 55 58
MAX/MIN TEMP 66 48 69 53
WIND CHILL
WIND DIR E E E E E E NE NE NE N N N N NE SE SE S
WIND (MPH) 5 4 5 6 8 8 8 9 6 6 8 9 8 6 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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) 9.8 9.9 9.8 9.6 9.3 9.1 8.9 8.6 8.7 8.7 9.0 9.3 9.5 9.8 10.2 10.7 10.9
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 08/21/25 FRIDAY 08/22/25
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 CL FW FW FW CL FW FW CL CL FW FW FW FW FW FW FW
CLOUD COVER (%) 10 0 5 5 5 5 10 15 0 5 15 15 10 15 15 20 10
TEMPERATURE 52 64 67 66 57 52 52 53 59 68 74 73 66 61 59 57 60
MAX/MIN TEMP 68 50 75 57
WIND CHILL
WIND DIR E E E E SE E N N N N N N NW NW W W W
WIND (MPH) 2 3 5 5 3 3 4 5 5 5 5 5 3 4 3 3 2
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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) 9.5 9.7 9.7 9.5 9.2 9.0 8.8 8.5 8.6 8.6 8.9 9.3 9.5 9.7 10.0 10.6 10.8
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 08/21/25 FRIDAY 08/22/25
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 CL FW FW FW CL FW FW CL CL FW FW FW FW FW FW FW
CLOUD COVER (%) 10 5 5 10 5 5 5 10 5 0 15 15 10 10 10 15 15
TEMPERATURE 48 57 61 61 54 49 47 47 51 60 64 65 59 55 53 53 57
MAX/MIN TEMP 61 47 65 53
WIND CHILL
WIND DIR E E E E E E NE NE N N N N N N E E SE
WIND (MPH) 4 3 4 5 6 5 5 8 6 5 6 6 6 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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) 10.0 10.0 9.9 9.7 9.4 9.1 8.9 8.7 8.6 8.7 8.9 9.2 9.5 9.8 10.2 10.7 10.9
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.