480  
FWUS41 KGYX 180830  
AVGGYX  
 
AVALANCHE WEATHER GUIDANCE  
NATIONAL WEATHER SERVICE GRAY ME  
430 AM EDT TUE AUG 18 2026  
 
   
..PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)  
 
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26  
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 BK SC SC SC SC SC OV OV SC BK BK BK BK SC  
CLOUD COVER (%) 65 70 75 55 45 50 40 50 45 75 75 35 65 55 65 55 35  
TEMPERATURE 50 51 51 51 50 48 47 46 46 49 53 53 49 48 47 45 45  
MAX/MIN TEMP 51 45 56 45  
WIND CHILL 39 38 36 37  
WIND DIR NW NW NW W W W W W W SW SW W W W W W W  
WIND (MPH) 9 4 5 9 12 17 18 17 14 11 19 26 25 28 28 25 21  
WIND GUST (MPH)  
PRECIP PROB (%) 40 30 40 20 5 5 0 0 0 0 0 5 0 20 10 5 5  
PRECIP TYPE R R R T R  
6 HOUR QPF 0.03 0.04 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) 10.4 10.2 10.3 10.1 9.5 9.1 8.9 8.8 8.6 9.1 10.7 11.0 10.4 9.7 9.2 9.2 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  
 
   
..FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)  
 
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26  
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 BK BK SC SC BK SC SC BK BK SC OV BK BK BK SC  
CLOUD COVER (%) 55 60 60 55 40 50 55 50 45 65 60 45 70 55 60 55 35  
TEMPERATURE 59 63 64 63 60 56 55 53 55 62 66 65 59 57 55 54 55  
MAX/MIN TEMP 65 53 68 54  
WIND CHILL  
WIND DIR NW NW NW NW NW NW NW NW W W W W W W W NW NW  
WIND (MPH) 3 3 4 5 5 5 5 4 4 6 11 11 9 9 9 8 8  
WIND GUST (MPH)  
PRECIP PROB (%) 30 20 30 10 0 0 0 0 0 0 0 5 0 20 10 10 5  
PRECIP TYPE R R R R  
6 HOUR QPF 0.03 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  
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SNOW LEVEL (KFT) 10.0 9.8 9.7 9.6 9.1 8.9 9.0 8.8 8.7 9.7 10.9 10.9 10.3 9.6 9.2 9.3 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  
 
   
..TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)  
 
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26  
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 OV OV BK SC SC SC SC SC BK OV SC BK BK BK SC SC  
CLOUD COVER (%) 70 70 75 60 40 45 35 50 40 65 75 35 50 55 55 50 35  
TEMPERATURE 59 63 64 65 61 58 56 55 56 64 67 67 61 58 56 55 56  
MAX/MIN TEMP 65 54 69 54  
WIND CHILL  
WIND DIR NW N NW W NW NW NW NW W SW SW W W W W W NW  
WIND (MPH) 4 3 3 3 5 6 8 6 5 5 10 10 9 10 11 10 9  
WIND GUST (MPH)  
PRECIP PROB (%) 40 30 40 20 5 5 0 0 0 0 0 0 0 10 10 10 5  
PRECIP TYPE R R R T  
6 HOUR QPF 0.04 0.04 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) 10.4 10.2 10.4 10.3 9.6 9.1 8.9 8.9 8.7 9.2 10.7 11.0 10.4 9.6 9.3 9.3 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 TUESDAY 08/18/26 WEDNESDAY 08/19/26  
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 BK SC SC SC SC SC BK BK SC BK SC BK BK SC  
CLOUD COVER (%) 60 65 70 55 40 40 45 50 40 65 65 30 55 50 65 55 40  
TEMPERATURE 61 66 68 68 63 59 56 55 58 67 71 70 63 60 57 55 57  
MAX/MIN TEMP 69 54 72 55  
WIND CHILL  
WIND DIR NW N NW NW NW N N N N W W W W W W W NW  
WIND (MPH) 2 2 3 3 3 3 2 3 3 4 9 9 5 5 5 5 4  
WIND GUST (MPH)  
PRECIP PROB (%) 40 20 40 20 5 5 0 0 0 0 0 5 0 20 10 10 5  
PRECIP TYPE R R R T R  
6 HOUR QPF 0.05 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  
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SNOW LEVEL (KFT) 10.3 10.0 10.1 9.9 9.3 9.0 9.2 8.8 8.6 9.3 10.8 10.9 10.4 9.7 9.2 9.3 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  
 
   
..KANCAMAGUS HIGHWAY PASS (2855 FT)  
 
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26  
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 SC SC SC SC SC FW SC BK FW BK SC SC SC SC  
CLOUD COVER (%) 65 70 70 45 45 50 40 45 25 45 65 25 50 45 45 40 35  
TEMPERATURE 61 65 67 67 62 58 56 55 58 67 69 69 62 59 57 55 58  
MAX/MIN TEMP 68 54 71 55  
WIND CHILL  
WIND DIR NE E W W NW NW W NW NW SW SW W W W NW NW NW  
WIND (MPH) 2 2 2 3 2 3 4 4 3 4 8 8 5 5 6 5 4  
WIND GUST (MPH)  
PRECIP PROB (%) 40 30 40 20 5 0 0 0 0 0 0 0 0 5 5 5 5  
PRECIP TYPE R R R T  
6 HOUR QPF 0.04 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  
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SNOW LEVEL (KFT) 10.0 10.0 10.1 9.7 9.2 9.0 9.2 8.9 8.8 10.2 10.8 11.0 10.4 9.6 9.3 9.6 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 OSCEOLA (4340 FT)  
 
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26  
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 BK SC SC SC SC SC FW SC BK SC BK SC SC SC SC  
CLOUD COVER (%) 60 65 65 45 45 45 40 45 25 50 65 30 55 45 45 45 35  
TEMPERATURE 58 61 62 63 59 57 55 54 55 62 64 64 59 58 56 54 56  
MAX/MIN TEMP 63 53 66 54  
WIND CHILL  
WIND DIR NE N W NW NW NW NW NW NW SW SW W W W NW NW NW  
WIND (MPH) 3 2 2 4 5 8 9 8 5 6 9 11 10 11 11 10 8  
WIND GUST (MPH)  
PRECIP PROB (%) 40 30 40 10 5 0 0 0 0 0 0 0 0 5 5 5 5  
PRECIP TYPE R R R  
6 HOUR QPF 0.03 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  
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SNOW LEVEL (KFT) 10.0 10.0 10.1 9.6 9.2 8.9 9.2 8.8 8.9 10.2 10.9 11.0 10.4 9.6 9.3 9.5 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  
 
   
..CANNON MOUNTAIN (4080 FT)  
 
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26  
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 BK BK SC SC SC SC SC BK BK SC BK BK BK BK SC  
CLOUD COVER (%) 55 60 55 60 40 45 50 45 40 60 65 35 65 55 55 55 35  
TEMPERATURE 58 63 65 64 60 57 56 55 56 61 65 64 60 58 56 55 56  
MAX/MIN TEMP 66 54 69 55  
WIND CHILL  
WIND DIR N NW NW NW NW NW NW NW W W SW W W W W NW NW  
WIND (MPH) 5 3 4 5 5 5 5 4 5 6 9 11 10 9 8 6 6  
WIND GUST (MPH)  
PRECIP PROB (%) 30 20 30 10 0 0 0 0 0 0 0 5 0 20 20 10 5  
PRECIP TYPE R R R R R  
6 HOUR QPF 0.02 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  
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SNOW LEVEL (KFT) 9.9 9.7 9.5 9.5 9.0 9.0 9.0 8.7 8.8 9.7 11.0 10.9 10.2 9.5 9.3 9.3 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  
 
   
..BALDFACE MOUNTAIN (3547 FT)  
 
DATE TUESDAY 08/18/26 WEDNESDAY 08/19/26  
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 OV BK BK OV SC BK SC SC SC BK OV SC SC SC SC SC SC  
CLOUD COVER (%) 85 65 70 70 50 65 45 50 45 60 80 25 40 45 50 40 30  
TEMPERATURE 61 65 67 67 64 62 61 59 60 68 72 71 65 62 61 59 60  
MAX/MIN TEMP 68 58 73 59  
WIND CHILL  
WIND DIR N NE NE NW NW NW NW W NW S S SW W W NW NW NW  
WIND (MPH) 2 2 2 1 1 3 3 4 3 2 5 5 4 5 5 4 3  
WIND GUST (MPH)  
PRECIP PROB (%) 50 30 30 30 5 5 0 0 0 5 0 0 0 0 5 5 5  
PRECIP TYPE R R R R  
6 HOUR QPF 0.03 0.07 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) 10.7 10.4 10.3 10.6 9.9 9.4 9.1 9.0 8.7 9.1 10.7 11.0 10.6 9.6 9.4 9.4 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 TUESDAY 08/18/26 WEDNESDAY 08/19/26  
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 BK SC SC SC BK SC SC BK OV SC OV SC SC SC SC  
CLOUD COVER (%) 55 55 55 45 40 45 50 40 25 55 70 40 70 50 50 45 30  
TEMPERATURE 58 61 62 63 59 56 54 54 55 61 64 63 59 57 56 54 56  
MAX/MIN TEMP 63 53 65 54  
WIND CHILL  
WIND DIR N N NW NW NW N NW NW W SW SW W W W NW NW NW  
WIND (MPH) 4 3 3 4 4 6 5 5 4 5 6 9 6 6 8 6 6  
WIND GUST (MPH)  
PRECIP PROB (%) 30 20 20 10 0 0 0 0 0 0 0 0 0 5 10 10 5  
PRECIP TYPE R R T  
6 HOUR QPF 0.03 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) 9.8 9.5 9.3 9.4 9.0 9.2 9.0 8.8 8.7 9.7 11.0 10.9 10.1 9.4 9.5 9.4 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  
 
 
 
--- PRECIP TYPE CODES ---  
 
CODE TYPE  
T THUNDERSTORMS  
R RAIN  
S SNOW  
I SLEET  
Z FREEZING RAIN  
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