Avalanche Weather Guidance
Issued by NWS Portland, ME
Issued by NWS Portland, ME
597
FWUS41 KGYX 172031
AVGGYX
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE GRAY ME
430 PM EDT TUE JUN 17 2025
...PRESIDENTIAL RANGE FORECAST AREA/MOUNT WASHINGTON (6,288 FT)...
DATE WEDNESDAY 06/18/25 THURSDAY 06/19/25
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 OV OV OV OV BK BK BK BK BK BK OV BK BK BK BK BK
CLOUD COVER (%) 90 85 85 85 80 65 65 65 65 65 70 75 65 55 60 60 65
TEMPERATURE 50 52 53 53 54 56 58 59 58 57 56 56 56 57 59 58 55
MIN/MAX TEMP 50 59 55 62
WIND CHILL
WIND DIR SW SW W W W W W W W W W W W W W SW W
WIND (MPH) 35 37 39 36 32 24 24 23 17 14 16 20 27 32 35 39 43
WIND GUST (MPH)
PRECIP PROB (%) 50 40 50 40 30 30 40 40 40 40 30 40 30 30 70 70 40
PRECIP TYPE R R R R R R R R R R R R R R R R R
6 HOUR QPF 0.12 0.17 0.06 0.04 0.00 0.00 0.02 0.24
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) 12.6 12.8 12.6 12.3 12.4 12.4 12.3 11.9 12.0 11.9 11.9 12.4 12.3 12.3 12.2 12.0 11.9
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...FRANCONIA NOTCH/MOUNT LAFAYETTE (4000 FT)...
DATE WEDNESDAY 06/18/25 THURSDAY 06/19/25
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 OV OV OV OV OV BK BK BK BK OV OV OV BK BK BK BK
CLOUD COVER (%) 90 85 90 85 85 75 65 70 60 65 75 80 70 60 55 65 65
TEMPERATURE 57 57 57 57 59 61 64 66 65 62 62 62 64 68 69 67 63
MIN/MAX TEMP 57 66 62 74
WIND CHILL
WIND DIR S SW SW SW W W W W W W SW SW SW W SW SW W
WIND (MPH) 19 21 20 17 14 12 12 11 6 4 4 8 13 17 21 25 27
WIND GUST (MPH) 44
PRECIP PROB (%) 50 50 50 40 30 30 40 40 40 40 40 40 30 30 70 70 40
PRECIP TYPE R R R R R R R R R R R R R R R R R
6 HOUR QPF 0.19 0.16 0.06 0.04 0.00 0.00 0.01 0.14
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) 12.6 12.8 12.6 12.4 12.3 12.3 12.5 12.0 12.1 12.0 11.9 12.4 12.3 12.3 12.1 11.9 11.9
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...TUCKERMAN AND HUNTINGTON RAVINES (4500 FT)...
DATE WEDNESDAY 06/18/25 THURSDAY 06/19/25
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 OV OV OV OV BK BK BK BK BK BK OV BK BK BK BK BK
CLOUD COVER (%) 90 90 90 90 80 70 65 70 65 65 70 75 65 55 60 60 60
TEMPERATURE 56 56 56 57 59 62 67 68 66 64 62 61 65 69 71 70 66
MIN/MAX TEMP 56 68 61 75
WIND CHILL
WIND DIR SW SW SW W W W W W W W W W SW W SW SW W
WIND (MPH) 19 20 19 19 16 12 10 10 6 6 6 8 12 14 19 21 26
WIND GUST (MPH)
PRECIP PROB (%) 50 50 50 40 30 30 40 40 40 40 40 40 30 30 70 70 40
PRECIP TYPE R R R R R R R R R R R R R R R R R
6 HOUR QPF 0.14 0.15 0.06 0.04 0.00 0.00 0.03 0.18
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) 12.6 12.8 12.6 12.4 12.5 12.5 12.3 11.9 12.0 12.0 12.0 12.4 12.3 12.4 12.2 12.0 11.9
SNOW RATIO (:1) 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 WEDNESDAY 06/18/25 THURSDAY 06/19/25
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 OV OV OV OV BK BK BK BK BK BK OV BK BK BK BK BK
CLOUD COVER (%) 90 85 85 90 85 70 65 70 65 65 70 75 60 55 60 60 65
TEMPERATURE 60 59 59 59 63 67 72 73 68 64 63 62 68 73 75 73 68
MIN/MAX TEMP 59 73 62 78
WIND CHILL
WIND DIR S S S SW SW SW SW SW SW SW SW SW S SW SW SW W
WIND (MPH) 11 11 9 8 6 8 8 6 4 4 4 4 8 12 16 18 17
WIND GUST (MPH)
PRECIP PROB (%) 50 50 50 40 30 30 40 40 40 40 40 40 30 30 70 70 40
PRECIP TYPE R R R R R R R R R R R R R R R R R
6 HOUR QPF 0.08 0.09 0.05 0.04 0.00 0.00 0.00 0.17
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) 12.6 12.8 12.6 12.4 12.4 12.4 12.4 11.9 12.0 12.0 12.0 12.4 12.3 12.3 12.1 12.0 11.9
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 WEDNESDAY 06/18/25 THURSDAY 06/19/25
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 OV OV OV OV OV OV OV OV BK OV OV OV BK BK BK BK
CLOUD COVER (%) 95 90 90 90 90 80 70 70 70 70 75 75 75 65 60 60 60
TEMPERATURE 58 58 58 58 60 64 68 70 67 64 63 63 66 70 73 72 67
MIN/MAX TEMP 58 70 63 76
WIND CHILL
WIND DIR SW SW SW W W W W SW W W W W SW W SW SW W
WIND (MPH) 9 9 9 10 8 6 6 8 4 4 4 5 6 10 14 17 18
WIND GUST (MPH)
PRECIP PROB (%) 60 60 50 40 30 40 40 40 40 30 30 30 30 30 60 60 30
PRECIP TYPE R R R R R R R R R R R R R R R R R
6 HOUR QPF 0.15 0.23 0.06 0.04 0.00 0.00 0.00 0.12
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) 12.7 12.8 12.7 12.5 12.6 12.6 12.7 12.3 12.2 12.3 12.2 12.4 12.3 12.4 12.2 12.0 11.9
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 WEDNESDAY 06/18/25 THURSDAY 06/19/25
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 OV OV OV OV OV OV OV OV OV OV OV OV OV BK BK BK
CLOUD COVER (%) 95 90 95 90 90 80 70 70 70 70 80 80 80 70 60 60 65
TEMPERATURE 56 57 57 57 58 61 63 64 63 62 62 62 63 65 68 68 65
MIN/MAX TEMP 56 64 62 71
WIND CHILL
WIND DIR SW SW SW W W W W W W W W W SW W SW SW W
WIND (MPH) 16 17 17 17 14 11 10 11 6 6 9 8 12 17 20 23 23
WIND GUST (MPH)
PRECIP PROB (%) 60 60 50 40 30 40 30 40 40 30 30 30 30 30 60 60 30
PRECIP TYPE R R R R R R R R R R R R R R R R R
6 HOUR QPF 0.18 0.29 0.08 0.06 0.00 0.00 0.00 0.12
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) 12.7 12.8 12.7 12.5 12.6 12.6 12.6 12.3 12.2 12.3 12.2 12.4 12.3 12.4 12.2 12.0 11.8
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...CANNON MOUNTAIN (4080 FT)...
DATE WEDNESDAY 06/18/25 THURSDAY 06/19/25
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 OV OV OV OV OV BK BK BK BK OV OV BK BK BK BK BK
CLOUD COVER (%) 90 85 90 85 85 75 65 65 60 65 75 80 70 60 60 60 65
TEMPERATURE 56 57 58 58 59 61 64 66 64 63 63 63 64 67 69 67 64
MIN/MAX TEMP 56 66 63 75
WIND CHILL
WIND DIR S SW SW SW W SW SW SW SW SW SW SW SW W SW SW W
WIND (MPH) 20 20 18 17 13 13 12 11 6 4 5 8 12 17 21 23 23
WIND GUST (MPH)
PRECIP PROB (%) 50 50 50 40 30 30 40 40 40 40 40 40 30 30 70 70 40
PRECIP TYPE R R R R R R R R R R R R R R R R R
6 HOUR QPF 0.20 0.15 0.05 0.04 0.00 0.00 0.03 0.13
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) 12.6 12.8 12.6 12.5 12.3 12.3 12.4 12.0 12.1 12.0 11.9 12.3 12.2 12.3 12.1 11.9 11.8
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
...BALDFACE MOUNTAIN (3547 FT)...
DATE WEDNESDAY 06/18/25 THURSDAY 06/19/25
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 OV OV OV OV OV BK BK OV BK BK OV BK BK BK BK BK
CLOUD COVER (%) 95 90 90 90 85 70 65 70 70 65 70 75 65 60 55 55 55
TEMPERATURE 58 59 58 59 61 65 71 73 70 66 65 64 67 72 76 76 70
MIN/MAX TEMP 58 73 64 79
WIND CHILL
WIND DIR S S SW SW SW SW SW SW S SW SW W S S SW SW W
WIND (MPH) 9 10 9 8 6 6 6 5 4 3 3 2 4 6 11 11 11
WIND GUST (MPH)
PRECIP PROB (%) 60 50 50 40 30 30 30 30 30 30 30 30 30 30 60 60 30
PRECIP TYPE R R R R R R R R R R R R R R R R R
6 HOUR QPF 0.15 0.10 0.03 0.02 0.00 0.00 0.00 0.11
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) 12.5 12.8 12.7 12.6 12.6 12.6 12.4 12.0 12.1 12.1 12.0 12.4 12.4 12.3 12.3 11.9 11.9
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 WEDNESDAY 06/18/25 THURSDAY 06/19/25
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 OV OV OV OV OV OV BK BK BK OV OV OV OV BK BK BK
CLOUD COVER (%) 90 90 90 90 90 80 70 70 65 65 80 80 85 70 60 60 70
TEMPERATURE 57 58 58 58 59 62 65 66 65 63 62 62 64 66 69 67 63
MIN/MAX TEMP 57 66 62 72
WIND CHILL
WIND DIR S SW SW SW W SW SW SW SW SW SW SW SW SW SW SW W
WIND (MPH) 16 18 16 14 11 10 10 10 5 3 5 6 12 16 23 24 21
WIND GUST (MPH)
PRECIP PROB (%) 60 50 50 40 40 30 30 30 30 30 30 30 30 30 60 60 30
PRECIP TYPE R R R R R R R R R R R R R R R R R
6 HOUR QPF 0.17 0.22 0.09 0.04 0.00 0.00 0.02 0.13
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) 12.8 12.8 12.7 12.3 12.4 12.5 12.5 12.1 12.2 12.1 12.2 12.3 12.2 12.3 12.3 11.9 11.7
SNOW RATIO (:1) 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
* SNOW LEVEL IS AN AUTOMATED PARAMETER GENERATED FROM A CONSENSUS BLEND OF NUMERICAL WEATHER GUIDANCE.