Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
488
FWUS41 KGYX 302030
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 PM EDT SAT AUG 30 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE SUNDAY 08/31/25 MONDAY 09/01/25
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 OV BK BK BK SC FW FW SC FW CL FW FW FW FW SC BK SC
CLOUD COVER (%) 85 55 55 50 30 25 25 30 5 5 10 20 10 15 45 50 40
TEMPERATURE 36 36 36 36 37 41 46 47 42 42 41 41 43 48 51 50 45
MIN/MAX TEMP 35 48 40 52
WIND CHILL
WIND DIR W NW NW NW NW NW NW N N N N N N NE E E SE
WIND (MPH) 25 27 29 28 25 20 19 20 20 18 16 13 10 6 8 9 13
WIND GUST (MPH)
PRECIP PROB (%) 30 5 0 0 0 0 0 0 0 0 0 0 0 5 5 10 5
PRECIP TYPE R
6 HOUR QPF 0.04 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) 7.0 6.9 6.7 6.7 7.2 7.6 7.9 8.0 7.9 7.7 7.9 8.0 8.0 8.1 8.5 8.8 8.9
SNOW RATIO (:1) 3 2 2 1 1 1 1 0 0 0 0 0 0 0 0 0 0
...FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)...
DATE SUNDAY 08/31/25 MONDAY 09/01/25
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 OV BK BK BK SC FW SC SC FW CL FW FW FW FW SC BK BK
CLOUD COVER (%) 85 70 70 65 40 25 25 30 10 5 10 20 10 15 50 55 50
TEMPERATURE 45 45 44 43 46 52 58 58 52 49 47 47 52 59 62 61 56
MIN/MAX TEMP 43 60 45 65
WIND CHILL
WIND DIR W NW NW N N N N N N N NE E NE N N E SE
WIND (MPH) 8 8 8 8 6 8 9 9 6 5 5 5 4 3 4 4 4
WIND GUST (MPH)
PRECIP PROB (%) 20 5 0 0 0 0 0 0 0 0 0 0 0 0 5 10 5
PRECIP TYPE 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) 7.0 6.9 6.7 6.6 7.2 7.6 7.8 8.0 7.7 7.7 7.8 8.0 8.1 8.2 8.6 8.9 8.9
SNOW RATIO (:1) 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)...
DATE SUNDAY 08/31/25 MONDAY 09/01/25
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 OV SC SC SC FW FW FW SC FW CL FW FW FW FW SC BK SC
CLOUD COVER (%) 80 50 50 45 25 20 20 30 5 5 10 20 5 15 45 50 40
TEMPERATURE 45 45 44 44 46 54 60 60 53 50 48 47 52 61 64 63 56
MIN/MAX TEMP 43 61 47 65
WIND CHILL
WIND DIR W NW NW NW N N N N N N N N N NE E E SE
WIND (MPH) 10 10 11 11 10 9 9 9 8 8 6 5 4 3 4 4 5
WIND GUST (MPH)
PRECIP PROB (%) 20 5 0 0 0 0 0 0 0 0 0 0 0 5 5 10 5
PRECIP TYPE 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) 7.0 6.9 6.7 6.7 7.2 7.6 7.9 8.0 7.9 7.7 7.9 8.0 8.0 8.2 8.5 8.8 8.9
SNOW RATIO (:1) 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...CRAWFORD NOTCH AMC HIGHLAND CENTER (1900 FT)...
DATE SUNDAY 08/31/25 MONDAY 09/01/25
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 OV BK BK BK SC SC SC SC FW CL FW FW FW FW SC BK SC
CLOUD COVER (%) 80 60 60 55 30 25 25 30 5 5 10 20 10 15 45 55 45
TEMPERATURE 48 48 46 45 48 56 63 62 54 51 47 46 53 64 67 66 59
MIN/MAX TEMP 44 64 45 68
WIND CHILL
WIND DIR NW NW NW NW NW NW NW NW N N N NE NE NE E SE SE
WIND (MPH) 8 6 8 8 6 8 9 9 5 4 4 3 3 2 4 4 3
WIND GUST (MPH)
PRECIP PROB (%) 20 5 0 0 0 0 0 0 0 0 0 0 0 5 5 10 5
PRECIP TYPE 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) 7.0 6.8 6.7 6.7 7.2 7.6 7.8 8.0 7.8 7.7 7.8 8.0 8.1 8.2 8.5 8.9 8.9
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 SUNDAY 08/31/25 MONDAY 09/01/25
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 BK SC SC SC FW FW FW SC FW CL FW FW FW FW SC BK SC
CLOUD COVER (%) 60 40 40 35 10 15 20 30 5 5 10 15 5 15 45 55 45
TEMPERATURE 47 46 45 44 49 58 63 63 55 52 49 49 54 64 67 65 57
MIN/MAX TEMP 44 64 48 67
WIND CHILL
WIND DIR W NW NW NW NW N N N N N N N N E E SE SE
WIND (MPH) 5 6 8 8 6 5 5 5 5 5 5 5 4 2 3 3 2
WIND GUST (MPH)
PRECIP PROB (%) 10 5 0 0 0 0 0 0 0 0 0 0 0 0 5 10 5
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) 7.1 6.9 6.6 6.7 7.2 7.5 7.8 8.0 7.9 7.8 7.8 7.9 8.0 8.2 8.4 8.8 8.8
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 SUNDAY 08/31/25 MONDAY 09/01/25
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 BK SC SC SC FW FW FW SC FW CL FW FW FW FW SC BK SC
CLOUD COVER (%) 65 40 40 35 15 15 20 30 10 5 10 15 5 15 50 55 45
TEMPERATURE 45 45 43 43 47 53 58 58 52 50 48 48 52 58 62 60 55
MIN/MAX TEMP 42 60 47 62
WIND CHILL
WIND DIR W NW NW N N N N N N N N N N E E SE SE
WIND (MPH) 11 12 13 12 10 8 8 8 9 10 10 9 5 2 3 3 4
WIND GUST (MPH)
PRECIP PROB (%) 10 5 0 0 0 0 0 0 0 0 0 0 0 0 5 10 5
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) 7.1 6.9 6.6 6.7 7.2 7.5 7.8 8.0 7.9 7.8 7.8 7.9 8.0 8.2 8.5 8.8 8.9
SNOW RATIO (:1) 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...CANNON MOUNTAIN (4080 FT)...
DATE SUNDAY 08/31/25 MONDAY 09/01/25
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 OV BK BK BK SC SC SC SC FW FW FW FW FW FW SC BK BK
CLOUD COVER (%) 85 70 65 65 45 25 25 30 10 5 10 20 10 15 50 55 50
TEMPERATURE 45 46 45 45 46 50 57 58 53 50 48 48 52 58 61 60 57
MIN/MAX TEMP 44 61 46 66
WIND CHILL
WIND DIR W NW NW N N N N N N N NE E NE N N NE SE
WIND (MPH) 9 9 9 9 8 8 9 9 9 9 8 6 5 3 3 3 5
WIND GUST (MPH)
PRECIP PROB (%) 20 5 0 0 0 0 0 0 0 0 0 0 0 0 5 10 5
PRECIP TYPE 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) 7.0 6.9 6.7 6.6 7.2 7.6 7.9 8.0 7.7 7.7 7.8 8.0 8.0 8.2 8.5 8.9 8.9
SNOW RATIO (:1) 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...BALDFACE MOUNTAIN (3547 FT)...
DATE SUNDAY 08/31/25 MONDAY 09/01/25
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 BK SC SC SC FW FW FW SC FW CL FW FW FW FW SC SC SC
CLOUD COVER (%) 60 25 30 25 10 15 15 30 5 5 10 15 5 15 40 45 35
TEMPERATURE 52 49 48 47 52 61 67 66 57 52 49 48 54 66 70 68 61
MIN/MAX TEMP 47 67 47 71
WIND CHILL
WIND DIR W NW NW NW NW NW N N N NW NW NW NW E E SE SE
WIND (MPH) 5 5 6 6 5 5 5 5 5 5 5 4 3 2 3 3 2
WIND GUST (MPH)
PRECIP PROB (%) 10 5 0 0 0 0 0 0 0 0 0 0 0 0 5 5 5
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) 7.1 6.9 6.8 6.8 7.2 7.5 7.8 7.9 7.9 7.8 7.8 8.0 8.0 8.1 8.3 8.7 8.7
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 SUNDAY 08/31/25 MONDAY 09/01/25
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 OV SC SC BK SC FW FW SC FW CL FW FW FW FW SC BK SC
CLOUD COVER (%) 70 50 50 50 35 20 25 25 10 5 10 20 15 15 45 50 50
TEMPERATURE 45 45 44 44 46 51 56 57 52 49 47 47 51 58 62 60 55
MIN/MAX TEMP 44 58 47 62
WIND CHILL
WIND DIR NW NW NW N N N N N N N N NE N N N E E
WIND (MPH) 8 8 9 8 8 6 6 6 8 8 8 6 5 2 3 2 4
WIND GUST (MPH)
PRECIP PROB (%) 10 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5 5
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) 7.1 6.9 6.6 6.7 7.2 7.5 7.8 7.9 7.8 7.7 7.7 7.9 8.0 8.1 8.4 8.8 8.9
SNOW RATIO (:1) 1 1 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.