Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
932
FWUS41 KGYX 192030
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 PM EDT WED AUG 19 2026
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE THURSDAY 08/20/26 FRIDAY 08/21/26
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 FW BK OV BK BK BK OV OV OV SC FW SC FW FW SC SC SC
CLOUD COVER (%) 25 60 75 60 55 70 85 90 85 30 10 30 15 20 45 50 40
TEMPERATURE 49 48 48 46 46 48 50 50 46 44 43 42 43 49 52 52 47
MIN/MAX TEMP 45 52 41 54
WIND CHILL 39 39 37 37 38 35 35 32 35
WIND DIR W W W W W W W W NW NW W W NW NW SW SW S
WIND (MPH) 29 32 29 29 28 23 20 23 20 21 19 23 16 10 11 11 14
WIND GUST (MPH)
PRECIP PROB (%) 0 10 10 5 0 0 5 10 5 0 0 0 0 0 0 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.3 10.0 9.0 8.3 8.1 8.2 8.5 8.7 9.0 8.5 8.3 7.6 7.6 7.9 8.5 9.0 8.9
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 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 08/20/26 FRIDAY 08/21/26
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 BK BK BK BK OV OV OV SC FW FW FW FW SC SC SC
CLOUD COVER (%) 35 45 65 55 50 65 90 95 90 35 5 15 10 15 35 35 40
TEMPERATURE 59 57 56 54 56 60 63 63 56 53 52 50 54 62 65 64 57
MIN/MAX TEMP 54 65 50 66
WIND CHILL
WIND DIR W W W W NW W W W NW NW NW NW N NW W W S
WIND (MPH) 14 14 13 13 12 13 13 12 10 9 6 9 5 5 6 5 5
WIND GUST (MPH)
PRECIP PROB (%) 5 5 10 0 0 0 5 10 5 0 0 0 0 0 0 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.1 9.7 8.9 8.2 8.2 8.5 8.5 8.8 9.0 8.6 8.3 7.7 7.6 7.9 8.2 8.8 8.7
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 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 08/20/26 FRIDAY 08/21/26
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 FW SC BK SC BK BK OV OV OV SC FW FW FW FW SC SC SC
CLOUD COVER (%) 15 40 65 50 55 65 85 90 85 30 10 20 20 20 45 45 40
TEMPERATURE 61 58 57 56 56 63 65 64 58 54 53 52 55 63 66 66 59
MIN/MAX TEMP 54 66 51 67
WIND CHILL
WIND DIR W W W W NW W W W NW NW W NW NW NW S SW SE
WIND (MPH) 13 14 12 12 13 11 11 12 9 9 9 10 6 5 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 5 5 0 0 0 10 10 5 0 0 0 0 0 0 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.4 10.0 9.0 8.4 8.2 8.2 8.5 8.7 9.0 8.5 8.3 7.7 7.6 7.9 8.4 9.0 9.0
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 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 08/20/26 FRIDAY 08/21/26
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 BK BK BK BK OV OV OV SC FW FW FW FW SC SC SC
CLOUD COVER (%) 35 40 65 60 55 65 90 90 80 25 10 20 15 15 40 45 40
TEMPERATURE 63 60 57 56 57 65 68 67 59 55 53 51 56 67 69 69 61
MIN/MAX TEMP 55 68 51 70
WIND CHILL
WIND DIR W NW NW NW NW NW W W NW N N N N NW SW SW SE
WIND (MPH) 4 5 6 6 6 6 8 6 4 3 3 3 2 3 4 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 10 10 5 0 0 10 10 5 0 0 0 0 0 0 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.3 9.9 9.0 8.3 8.2 8.6 8.5 8.7 9.0 8.5 8.3 7.6 7.6 7.9 8.3 8.9 8.8
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...KANCAMAGUS HIGHWAY PASS (2855 FT)...
DATE THURSDAY 08/20/26 FRIDAY 08/21/26
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 FW SC SC SC SC BK OV OV OV FW CL FW CL FW SC SC SC
CLOUD COVER (%) 15 25 40 45 25 65 85 90 90 25 5 20 0 15 40 30 30
TEMPERATURE 62 59 57 55 58 65 67 66 59 55 53 52 57 66 68 68 60
MIN/MAX TEMP 55 68 51 69
WIND CHILL
WIND DIR W W W W NW W W W NW NW NW NW N N SW SW SE
WIND (MPH) 9 9 8 6 6 9 11 10 8 6 5 5 3 3 4 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 5 0 0 0 10 10 5 0 0 0 0 0 0 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.3 10.0 9.1 8.4 8.2 8.6 8.8 8.9 9.1 8.7 8.4 7.9 7.7 8.0 8.2 8.8 8.9
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...MOUNT OSCEOLA (4340 FT)...
DATE THURSDAY 08/20/26 FRIDAY 08/21/26
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 FW SC SC SC SC BK OV OV OV SC CL FW CL FW SC SC SC
CLOUD COVER (%) 20 30 40 45 35 65 85 90 90 25 5 20 0 15 40 30 30
TEMPERATURE 59 58 56 54 55 60 62 61 57 54 51 50 54 61 63 63 57
MIN/MAX TEMP 53 63 50 64
WIND CHILL
WIND DIR W W W W NW W W W NW NW NW NW N SW SW SW SE
WIND (MPH) 14 16 12 13 12 14 13 12 11 10 9 10 6 4 5 4 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 5 0 0 0 10 10 5 0 0 0 0 0 0 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.3 10.0 9.1 8.4 8.2 8.6 8.8 8.9 9.0 8.7 8.4 7.9 7.7 7.9 8.2 8.8 8.9
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...CANNON MOUNTAIN (4080 FT)...
DATE THURSDAY 08/20/26 FRIDAY 08/21/26
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 BK BK BK SC BK OV OV OV SC FW FW FW FW SC SC SC
CLOUD COVER (%) 30 55 60 50 30 65 90 95 85 35 5 15 10 15 30 30 35
TEMPERATURE 60 59 57 55 56 59 63 62 57 54 53 52 54 61 65 65 58
MIN/MAX TEMP 55 66 51 67
WIND CHILL
WIND DIR W W W W NW W W W NW NW NW NW NE NW W SW SE
WIND (MPH) 14 14 13 12 12 14 13 12 10 9 8 9 6 4 5 4 6
WIND GUST (MPH)
PRECIP PROB (%) 5 5 10 0 0 0 5 10 5 0 0 0 0 0 0 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.1 9.6 8.8 8.2 8.2 8.5 8.4 8.8 9.0 8.6 8.3 7.7 7.6 7.8 8.1 8.7 8.7
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...BALDFACE MOUNTAIN (3547 FT)...
DATE THURSDAY 08/20/26 FRIDAY 08/21/26
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 FW SC SC SC SC BK OV OV OV SC SC SC CL FW SC SC SC
CLOUD COVER (%) 15 30 50 40 40 55 85 90 90 30 30 35 5 15 40 45 35
TEMPERATURE 64 62 61 59 60 67 70 69 62 59 58 56 58 66 70 69 62
MIN/MAX TEMP 58 71 55 70
WIND CHILL
WIND DIR W W NW NW NW NW W W NW NW NW NW N NE S S SE
WIND (MPH) 3 5 5 5 4 3 3 3 4 6 6 5 3 2 3 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 10 10 5 0 0 0 0 0 0 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.4 10.3 9.1 8.5 8.2 8.2 8.7 8.8 9.2 8.6 8.4 7.9 7.7 7.9 8.2 9.0 9.0
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...MOUNT MOOSILAUKE (4802 FT)...
DATE THURSDAY 08/20/26 FRIDAY 08/21/26
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 BK SC SC OV OV OV OV SC CL FW FW FW SC SC SC
CLOUD COVER (%) 30 45 65 35 35 70 85 95 90 35 5 10 20 15 25 30 30
TEMPERATURE 59 58 56 54 56 59 61 61 56 54 52 51 53 61 63 64 57
MIN/MAX TEMP 54 62 50 64
WIND CHILL
WIND DIR W W W W NW W W W NW NW NW NW N NW SW SW SE
WIND (MPH) 14 12 11 10 10 13 12 12 10 8 6 8 6 4 4 3 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 5 0 0 0 10 10 5 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.1 9.7 8.9 8.2 8.2 8.6 8.7 8.9 9.0 8.7 8.4 7.7 7.6 7.8 8.1 8.7 8.9
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 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