Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
058
FWUS41 KGYX 292030
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 PM EDT FRI AUG 29 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 BK BK BK SC SC BK SC SC SC SC FW
CLOUD COVER (%) 70 50 55 50 45 40 55 60 55 50 50 55 35 30 30 25 5
TEMPERATURE 40 38 37 36 36 37 39 38 36 35 36 36 37 41 45 46 41
MIN/MAX TEMP 35 41 35 47
WIND CHILL
WIND DIR W W NW W NW NW W W NW NW NW NW NW NW NW N N
WIND (MPH) 20 20 21 20 24 20 23 31 26 27 27 32 26 20 19 19 20
WIND GUST (MPH)
PRECIP PROB (%) 30 5 5 5 0 5 30 30 20 10 5 0 5 5 5 5 5
PRECIP TYPE R R R R
6 HOUR QPF 0.03 0.00 0.00 0.05 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) 7.7 7.0 6.5 6.2 5.9 6.0 6.4 6.5 6.8 6.7 6.7 6.9 7.2 7.4 7.9 8.2 8.2
SNOW RATIO (:1) 2 2 3 3 3 3 3 3 3 3 2 2 1 1 1 1 1
...FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC SC SC BK SC BK OV BK BK BK BK SC SC SC FW FW
CLOUD COVER (%) 50 50 45 50 55 45 65 75 60 55 60 60 40 30 30 25 10
TEMPERATURE 48 46 44 43 44 47 51 49 45 45 43 44 46 52 57 58 51
MIN/MAX TEMP 43 53 43 59
WIND CHILL
WIND DIR W NW NW NW NW NW W W NW NW NW NW NW NW NW N N
WIND (MPH) 10 10 11 11 12 11 14 17 14 14 14 16 6 8 9 8 6
WIND GUST (MPH)
PRECIP PROB (%) 20 5 5 5 5 10 20 20 10 10 5 0 0 5 5 5 5
PRECIP TYPE R R R
6 HOUR QPF 0.00 0.00 0.00 0.02 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) 7.4 6.8 6.4 6.1 5.9 6.1 6.4 6.6 6.7 6.7 6.7 6.9 7.2 7.3 8.0 8.2 8.2
SNOW RATIO (:1) 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
...TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 BK SC SC SC BK BK BK SC SC SC SC SC SC SC FW
CLOUD COVER (%) 70 50 55 45 40 35 50 60 50 45 45 50 30 25 30 25 5
TEMPERATURE 49 47 46 44 45 51 53 51 46 45 44 44 47 54 59 59 52
MIN/MAX TEMP 43 54 43 60
WIND CHILL
WIND DIR W W NW NW NW NW W W NW NW NW NW NW NW NW NW NW
WIND (MPH) 9 10 10 10 12 11 13 17 13 13 13 16 10 9 9 9 8
WIND GUST (MPH)
PRECIP PROB (%) 30 5 5 5 0 5 30 30 20 10 5 0 5 5 5 5 5
PRECIP TYPE R R R R
6 HOUR QPF 0.02 0.00 0.00 0.03 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) 7.8 7.1 6.5 6.2 6.0 6.0 6.4 6.5 6.8 6.7 6.7 6.9 7.2 7.4 7.9 8.2 8.2
SNOW RATIO (:1) 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1
...CRAWFORD NOTCH AMC HIGHLAND CENTER (1900 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 BK SC SC SC SC BK BK BK BK BK BK SC SC SC FW FW
CLOUD COVER (%) 65 50 50 50 50 40 55 65 55 50 55 55 35 30 30 25 10
TEMPERATURE 51 49 47 45 47 52 56 54 49 47 46 45 48 56 61 62 55
MIN/MAX TEMP 44 57 45 63
WIND CHILL
WIND DIR NW N NW NW NW NW NW NW NW NW NW NW NW NW NW NW N
WIND (MPH) 3 5 5 6 6 9 11 10 8 8 8 6 6 8 9 8 5
WIND GUST (MPH)
PRECIP PROB (%) 30 5 5 5 0 5 30 30 20 10 5 0 5 5 5 5 5
PRECIP TYPE R R R R
6 HOUR QPF 0.02 0.00 0.00 0.02 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) 7.6 7.0 6.4 6.2 5.9 6.0 6.5 6.6 6.7 6.7 6.7 6.9 7.3 7.4 7.9 8.2 8.2
SNOW RATIO (:1) 0 0 0 1 1 1 0 0 1 1 0 1 1 1 1 1 1
...KANCAMAGUS HIGHWAY PASS (2855 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC FW SC BK SC SC SC SC FW FW FW FW FW
CLOUD COVER (%) 60 35 30 30 30 25 50 55 40 35 35 35 20 15 25 25 10
TEMPERATURE 50 48 46 45 47 53 56 54 48 46 45 45 49 58 62 62 55
MIN/MAX TEMP 43 57 44 63
WIND CHILL
WIND DIR W NW NW NW NW NW W NW NW NW NW NW NW NW NW N N
WIND (MPH) 6 6 6 6 6 8 11 11 8 8 10 9 6 6 6 5 5
WIND GUST (MPH)
PRECIP PROB (%) 30 5 0 0 0 5 10 20 10 10 5 0 0 0 5 5 5
PRECIP TYPE R R
6 HOUR QPF 0.02 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) 7.6 6.9 6.4 6.1 5.9 6.0 6.5 6.6 6.9 6.7 6.7 6.9 7.2 7.4 8.0 8.2 8.3
SNOW RATIO (:1) 0 0 0 0 0 1 0 0 0 1 0 1 1 1 1 1 1
...MOUNT OSCEOLA (4340 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC FW BK BK SC SC SC SC FW FW FW FW FW
CLOUD COVER (%) 60 35 30 30 30 25 55 60 40 35 40 40 20 20 25 20 10
TEMPERATURE 48 46 44 43 44 48 51 50 45 45 43 43 47 52 57 58 52
MIN/MAX TEMP 42 52 43 59
WIND CHILL
WIND DIR W NW NW NW NW NW W NW NW NW NW NW NW NW NW N N
WIND (MPH) 10 10 11 10 11 11 14 17 13 13 13 16 10 8 8 8 9
WIND GUST (MPH)
PRECIP PROB (%) 30 5 0 0 0 5 10 20 10 10 5 0 0 0 5 5 0
PRECIP TYPE R R
6 HOUR QPF 0.02 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) 7.6 6.9 6.3 6.1 5.9 6.0 6.5 6.6 6.9 6.7 6.7 6.9 7.2 7.3 8.0 8.2 8.3
SNOW RATIO (:1) 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
...CANNON MOUNTAIN (4080 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC SC SC BK SC BK OV BK BK BK BK SC SC SC FW FW
CLOUD COVER (%) 45 45 40 50 55 45 65 75 60 55 55 60 40 30 30 25 10
TEMPERATURE 48 47 45 45 44 46 50 47 46 46 45 45 46 51 56 57 52
MIN/MAX TEMP 43 53 44 61
WIND CHILL
WIND DIR W NW NW NW NW NW W W NW NW NW NW NW NW NW N N
WIND (MPH) 10 10 11 10 11 12 14 17 13 13 13 14 8 8 9 9 9
WIND GUST (MPH)
PRECIP PROB (%) 20 5 5 5 5 10 20 20 10 10 5 0 0 5 5 5 0
PRECIP TYPE R R R
6 HOUR QPF 0.00 0.00 0.00 0.01 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) 7.3 6.7 6.4 6.1 5.9 6.0 6.4 6.6 6.8 6.7 6.7 6.9 7.2 7.3 8.0 8.2 8.2
SNOW RATIO (:1) 0 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1
...BALDFACE MOUNTAIN (3547 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC SC FW FW SC SC SC SC SC SC FW FW SC FW FW
CLOUD COVER (%) 70 50 40 35 25 20 45 50 40 25 25 30 15 20 25 25 10
TEMPERATURE 54 52 50 48 50 57 61 58 52 50 48 47 51 61 65 65 57
MIN/MAX TEMP 47 62 46 67
WIND CHILL
WIND DIR NW NW NW NW W NW NW W W NW NW NW NW NW NW N NW
WIND (MPH) 2 4 5 5 5 5 6 8 5 6 6 6 5 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 40 5 5 5 0 5 20 20 20 10 5 0 0 5 5 5 5
PRECIP TYPE R R R R
6 HOUR QPF 0.14 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) 8.1 7.4 6.7 6.3 6.1 6.2 6.7 6.6 6.8 6.7 6.5 6.8 7.2 7.5 7.9 8.2 8.2
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1
...MOUNT MOOSILAUKE (4802 FT)...
DATE SATURDAY 08/30/25 SUNDAY 08/31/25
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 SC SC SC SC SC BK OV BK SC SC SC SC FW SC FW FW
CLOUD COVER (%) 45 40 40 40 40 35 65 70 50 40 40 45 30 20 25 20 10
TEMPERATURE 47 46 44 43 44 47 50 48 45 45 43 43 46 51 56 57 52
MIN/MAX TEMP 42 50 43 58
WIND CHILL
WIND DIR NW NW NW NW NW NW W NW NW NW NW N NW N N N N
WIND (MPH) 10 9 10 9 11 11 16 16 13 12 13 13 6 6 6 6 8
WIND GUST (MPH)
PRECIP PROB (%) 20 5 0 0 0 5 20 20 10 5 5 0 0 0 5 5 0
PRECIP TYPE R 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) 7.3 6.6 6.3 6.1 5.8 6.0 6.4 6.7 6.9 6.7 6.7 6.9 7.3 7.3 7.9 8.2 8.2
SNOW RATIO (:1) 0 1 1 1 2 2 1 1 1 1 1 1 1 1 1 1 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.