Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
920
FWUS41 KGYX 300830
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 AM EDT SAT AUG 30 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC SC BK BK BK BK SC BK SC SC SC SC FW FW FW FW FW
CLOUD COVER (%) 40 40 65 65 55 55 50 55 35 30 30 25 15 10 10 20 5
TEMPERATURE 35 37 39 38 36 36 37 36 37 42 45 47 43 41 41 40 42
MAX/MIN TEMP 40 35 47 40
WIND CHILL
WIND DIR W W W W W NW NW NW NW NW N N NW N N N N
WIND (MPH) 26 25 27 29 29 29 31 31 31 24 23 23 23 19 19 17 16
WIND GUST (MPH)
PRECIP PROB (%) 5 5 30 30 10 5 0 0 0 0 0 5 5 0 0 0 0
PRECIP TYPE R R
6 HOUR QPF 0.03 0.06 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) 6.1 6.3 6.6 6.9 6.9 6.7 6.6 6.7 7.0 7.5 7.9 8.3 8.2 8.1 8.0 8.1 8.1
SNOW RATIO (:1) 3 3 3 3 3 2 2 1 1 1 1 1 1 1 1 1 1
...FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 BK BK OV OV BK BK BK BK SC SC SC SC FW FW FW FW FW
CLOUD COVER (%) 55 50 75 75 70 70 65 65 50 35 30 25 15 10 10 20 5
TEMPERATURE 45 48 51 49 45 45 44 43 45 51 58 59 53 49 47 46 50
MAX/MIN TEMP 52 43 60 46
WIND CHILL
WIND DIR NW NW W W NW NW NW NW N NW N N N N NE NE NE
WIND (MPH) 9 11 12 13 12 11 11 11 11 10 11 12 8 6 6 6 8
WIND GUST (MPH)
PRECIP PROB (%) 5 5 30 30 10 5 0 0 0 0 0 5 0 0 0 0 0
PRECIP TYPE R R
6 HOUR QPF 0.00 0.02 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) 6.1 6.2 6.7 6.9 7.0 6.7 6.7 6.7 7.0 7.6 7.8 8.2 8.1 8.1 8.0 8.2 8.1
SNOW RATIO (:1) 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1
...TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC SC BK BK BK SC SC SC SC SC SC SC FW FW FW FW FW
CLOUD COVER (%) 35 40 65 60 50 50 45 45 30 30 30 25 15 10 10 20 5
TEMPERATURE 45 50 52 51 46 45 44 44 46 55 59 60 54 49 48 47 51
MAX/MIN TEMP 53 42 61 47
WIND CHILL
WIND DIR NW NW W W W NW NW NW NW NW N N N NW N N N
WIND (MPH) 10 10 12 12 11 11 12 12 11 10 10 10 9 9 8 8 9
WIND GUST (MPH)
PRECIP PROB (%) 5 5 20 30 10 5 0 0 0 0 0 5 5 0 0 0 0
PRECIP TYPE R R
6 HOUR QPF 0.01 0.02 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) 6.1 6.2 6.6 6.9 6.9 6.7 6.6 6.7 7.0 7.5 7.9 8.3 8.2 8.1 8.0 8.1 8.1
SNOW RATIO (:1) 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1
...CRAWFORD NOTCH AMC HIGHLAND CENTER (1900 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC SC BK BK BK BK BK BK SC SC SC SC FW FW FW FW CL
CLOUD COVER (%) 45 45 70 65 60 60 55 55 40 30 30 25 15 10 10 20 5
TEMPERATURE 46 51 55 53 49 47 46 45 47 56 61 63 56 51 49 48 53
MAX/MIN TEMP 56 45 63 48
WIND CHILL
WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW N N N N N
WIND (MPH) 8 10 11 10 8 8 8 8 6 8 9 9 5 4 4 3 3
WIND GUST (MPH)
PRECIP PROB (%) 5 5 30 30 10 5 0 0 0 0 0 5 5 0 0 0 0
PRECIP TYPE R R
6 HOUR QPF 0.00 0.01 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) 6.1 6.2 6.6 6.9 6.9 6.7 6.6 6.7 7.0 7.6 7.9 8.2 8.2 8.1 8.0 8.2 8.1
SNOW RATIO (:1) 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1
...KANCAMAGUS HIGHWAY PASS (2855 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC BK BK SC SC SC SC FW FW SC FW FW FW FW FW CL
CLOUD COVER (%) 20 30 55 60 40 40 35 30 15 20 25 25 15 5 10 15 5
TEMPERATURE 46 54 56 54 48 46 45 44 48 58 62 63 56 51 49 48 53
MAX/MIN TEMP 56 44 63 48
WIND CHILL
WIND DIR NW NW W W W NW NW NW NW NW N N N N N N N
WIND (MPH) 6 9 10 10 8 8 8 8 8 6 8 6 6 6 6 6 8
WIND GUST (MPH)
PRECIP PROB (%) 0 0 20 20 10 5 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE R R
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) 6.0 6.2 6.6 7.0 7.0 6.7 6.6 6.7 6.9 7.5 7.9 8.3 8.2 8.2 8.0 8.1 8.1
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
...MOUNT OSCEOLA (4340 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC BK BK SC SC SC SC FW FW SC FW FW FW FW FW CL
CLOUD COVER (%) 25 30 55 65 40 40 35 35 15 20 25 25 15 5 10 15 5
TEMPERATURE 44 48 51 50 45 45 44 43 46 52 57 59 53 49 48 47 51
MAX/MIN TEMP 52 43 59 47
WIND CHILL
WIND DIR NW NW W W NW NW NW NW NW NW NW N N N N N N
WIND (MPH) 10 11 12 12 12 14 13 13 11 9 9 9 10 11 11 10 9
WIND GUST (MPH)
PRECIP PROB (%) 0 0 20 20 10 5 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE R R
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) 6.0 6.2 6.7 7.1 7.1 6.7 6.7 6.7 6.9 7.5 7.9 8.3 8.2 8.1 8.0 8.2 8.1
SNOW RATIO (:1) 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1
...CANNON MOUNTAIN (4080 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 BK SC OV OV BK BK BK BK BK SC SC SC FW FW FW FW FW
CLOUD COVER (%) 55 50 75 80 70 70 65 65 50 35 30 25 15 10 10 20 5
TEMPERATURE 44 46 50 48 46 46 45 45 46 50 57 59 54 50 49 47 50
MAX/MIN TEMP 52 44 60 46
WIND CHILL
WIND DIR NW NW NW W NW NW NW N N N N N N N NE NE NE
WIND (MPH) 9 10 11 11 11 10 10 10 10 9 10 10 10 9 9 8 9
WIND GUST (MPH)
PRECIP PROB (%) 0 5 30 30 10 5 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE R R
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) 6.2 6.2 6.7 7.0 7.0 6.7 6.7 6.7 7.1 7.6 7.8 8.2 8.1 8.1 8.0 8.2 8.1
SNOW RATIO (:1) 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 0 1
...BALDFACE MOUNTAIN (3547 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 BK BK SC SC FW FW FW FW SC FW FW FW FW FW CL
CLOUD COVER (%) 20 25 55 55 35 25 20 25 10 20 25 25 10 10 10 15 5
TEMPERATURE 49 57 60 58 52 49 48 48 51 62 67 65 59 55 54 52 55
MAX/MIN TEMP 61 46 67 52
WIND CHILL
WIND DIR NW NW NW W NW NW NW NW NW NW N N NW NW NW NW N
WIND (MPH) 5 5 6 8 5 6 6 6 5 5 5 5 5 5 5 5 3
WIND GUST (MPH)
PRECIP PROB (%) 0 5 20 30 10 5 0 0 0 0 0 5 5 0 0 0 0
PRECIP TYPE R R
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) 6.3 6.4 6.7 6.9 7.0 6.7 6.7 6.7 7.0 7.4 7.9 8.3 8.2 8.1 7.9 8.1 8.1
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
...MOUNT MOOSILAUKE (4802 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC SC BK OV BK SC SC BK SC SC SC FW FW FW FW FW FW
CLOUD COVER (%) 40 40 70 80 60 50 45 50 45 25 25 20 10 5 10 20 10
TEMPERATURE 44 47 50 48 45 45 44 43 45 51 56 57 52 49 47 46 50
MAX/MIN TEMP 51 43 57 46
WIND CHILL
WIND DIR NW NW NW NW NW NW NW N N NW N N N N N NE N
WIND (MPH) 9 9 10 10 10 9 9 9 9 8 8 9 10 10 9 9 9
WIND GUST (MPH)
PRECIP PROB (%) 0 5 20 20 10 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE R R
6 HOUR QPF 0.00 0.01 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) 6.1 6.2 6.7 7.1 7.1 6.7 6.7 6.7 7.0 7.6 7.8 8.2 8.1 8.1 8.1 8.1 8.1
SNOW RATIO (:1) 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 1
$$
--- 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.