085
FWUS45 KREV 191033
AVGREV
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE RENO NV
232 AM PST FRI DEC 19 2025
..FREDONYER PASS (5800 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 75 95 100 95 95 95 90 90 85 85 90 90 95 95 100 100 100
TEMPERATURE 41 41 40 40 39 40 41 41 40 39 39 41 40 39 41 41 42
MAX/MIN TEMP 41 38 42 39
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 18 19 16 13 12 14 14 13 10 10 10 9 6 8 8 9 10
WIND GUST (MPH) 29 31 25 21 20 24 24 21 25 21 21 23 20 20 21 24 26
PRECIP PROB (%) 30 70 100 100 70 70 50 50 30 70 40 40 60 60 100 100 100
PRECIP TYPE R R R R R R R R R S S R R R R R R
6 HOUR QPF 0.21 0.57 0.10 0.03 0.02 0.06 0.21 0.39
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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 7.7 8.2 7.8 8.2 8.2 8.0 7.6 7.3 7.0 6.8 6.9 7.2 7.4 7.6 7.8 8.0 8.1
SNOW RATIO (:1) 2 2 2 3 3 3 3 3 4 4 4 3 3 3 3 3 2
SNOW DENSITY (%) 50 50 50 33 33 33 33 33 25 25 25 33 33 33 33 33 50
..YUBA PASS (6700 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER BK OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 50 75 95 100 95 90 85 75 80 85 95 95 100 100 100 100 100
TEMPERATURE 35 36 37 36 35 36 37 38 36 35 37 38 38 37 38 39 38
MAX/MIN TEMP 37 34 38 36
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 20 20 18 16 16 18 19 18 13 12 11 10 9 10 12 13 13
WIND GUST (MPH) 33 33 29 25 25 29 31 29 32 28 26 25 23 25 29 33 34
PRECIP PROB (%) 10 40 90 90 90 90 70 70 70 80 50 50 80 80 100 100 100
PRECIP TYPE R S S S R R R S S S R S S R R R
6 HOUR QPF 0.08 0.97 0.55 0.24 0.20 0.27 0.53 0.93
6 HOUR SNOW 0.0 0.5 0.0 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.5 0.0 0.0 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 1.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 7.3 7.8 8.0 7.8 8.3 8.5 8.4 8.1 7.8 7.6 7.7 8.2 8.1 8.3 8.6 8.7 8.6
SNOW RATIO (:1) 1 2 2 3 3 3 3 3 4 4 4 4 4 3 3 3 2
SNOW DENSITY (%) 100 50 50 33 33 33 33 33 25 25 25 25 25 33 33 33 50
..LITTLE TRUCKEE SUMMIT (6400 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER FW BK OV OV OV OV OV OV BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 25 60 90 95 95 90 75 70 65 80 90 90 95 95 100 100 95
TEMPERATURE 40 39 44 43 40 38 38 38 36 35 41 44 42 38 38 39 38
MAX/MIN TEMP 44 33 45 34
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 18 18 17 14 13 16 17 17 11 10 10 10 6 8 9 11 11
WIND GUST (MPH) 33 33 31 25 25 29 29 29 25 21 19 19 17 18 20 23 25
PRECIP PROB (%) 5 30 90 80 80 80 60 60 50 70 50 50 70 70 100 100 100
PRECIP TYPE R R R S R R R R S R R R R R R R
6 HOUR QPF 0.02 0.35 0.22 0.03 0.05 0.12 0.33 0.77
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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.1 0.0 0.0 0.0
SNOW LEVEL (KFT) 7.1 7.8 8.8 8.1 8.4 8.6 8.6 8.4 8.0 7.9 8.0 8.4 8.4 8.5 8.8 8.7 8.6
SNOW RATIO (:1) 1 1 2 2 2 2 2 3 3 3 3 3 3 3 2 2 2
SNOW DENSITY (%) 100 100 50 50 50 50 50 33 33 33 33 33 33 33 50 50 50
..DONNER PASS (7200 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER SC BK OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 40 60 95 95 95 95 85 85 80 90 95 95 95 95 100 100 100
TEMPERATURE 35 35 36 34 34 35 37 37 35 35 36 37 35 35 37 37 37
MAX/MIN TEMP 37 33 37 33
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 42 37 36 35 34 33 35 36 36 32 25 24 20 24 34 40 37
WIND GUST (MPH) 63 56 55 54 51 49 52 54 55 48 37 35 31 35 51 61 57
PRECIP PROB (%) 10 40 90 90 90 90 80 80 70 80 60 60 80 80 100 100 100
PRECIP TYPE S S S S S S S S S S S S S R R S
6 HOUR QPF 0.03 0.78 0.72 0.31 0.27 0.34 0.54 1.01
6 HOUR SNOW 0.0 1.9 0.9 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 1.9 0.9 0.0 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 2.9 0.9 0.4 0.0
SNOW LEVEL (KFT) 7.2 7.2 7.5 7.5 8.0 8.6 8.6 8.5 8.2 8.0 8.1 8.5 8.3 8.5 8.8 8.8 8.7
SNOW RATIO (:1) 1 2 2 3 3 4 4 4 4 4 4 4 4 4 4 3 3
SNOW DENSITY (%) 100 50 50 33 33 25 25 25 25 25 25 25 25 25 25 33 33
..MT ROSE SUMMIT (8900 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER FW SC OV OV OV OV OV BK BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 15 50 75 85 90 80 70 70 65 75 85 85 90 90 95 95 95
TEMPERATURE 33 33 37 35 34 34 34 35 34 33 35 35 34 34 35 36 36
MAX/MIN TEMP 38 31 36 34
WIND DIR W W W SW W W W W W W W W SW SW SW SW SW
WIND (MPH) 50 47 47 43 43 37 42 43 43 31 26 24 21 25 40 46 44
WIND GUST (MPH) 75 70 71 65 64 57 64 66 65 47 40 35 33 39 61 69 66
PRECIP PROB (%) 10 30 60 60 70 70 50 50 50 60 40 40 70 70 90 90 90
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.15 0.25 0.07 0.10 0.20 0.40 0.98
6 HOUR SNOW 0.0 0.2 1.2 0.3 0.6 0.9 2.1 1.2
12 HOUR SNOW 0.2 1.5 1.5 3.3
LOW END SNOW 0.0 0.1 0.1 0.0
HIGH END SNOW 1.4 2.0 2.7 5.6
SNOW LEVEL (KFT) 7.0 7.3 8.3 8.3 8.5 8.8 8.8 8.6 8.4 8.2 8.3 8.7 8.6 8.7 8.9 9.0 8.9
SNOW RATIO (:1) 1 1 2 3 4 4 5 5 6 6 6 6 6 5 4 4 4
SNOW DENSITY (%) 100 100 50 33 25 25 20 20 16 16 16 16 16 20 25 25 25
..HOMEWOOD (8000 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER SC BK OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 50 55 85 95 95 95 90 90 85 90 95 95 95 95 100 100 100
TEMPERATURE 36 36 38 36 35 37 39 39 37 37 37 38 37 38 40 39 39
MAX/MIN TEMP 40 35 40 36
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 47 43 40 40 37 35 40 41 40 35 27 24 21 27 40 43 41
WIND GUST (MPH) 71 65 59 59 57 52 61 62 59 52 42 36 33 41 61 66 62
PRECIP PROB (%) 20 30 80 80 90 90 80 80 80 80 60 60 80 80 100 100 100
PRECIP TYPE S S S S S S S S S S S S S R R R R
6 HOUR QPF 0.01 0.61 0.77 0.37 0.35 0.43 0.52 0.98
6 HOUR SNOW 0.0 0.9 0.2 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.9 0.2 0.0 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 1.0 0.2 0.1 0.0
SNOW LEVEL (KFT) 6.8 7.0 7.5 7.8 8.4 8.9 9.0 8.7 8.5 8.3 8.4 8.7 8.5 8.7 9.1 9.0 9.0
SNOW RATIO (:1) 1 1 2 3 3 4 4 4 4 4 4 4 4 4 3 3 3
SNOW DENSITY (%) 100 100 50 33 33 25 25 25 25 25 25 25 25 25 33 33 33
..ECHO PASS (7500 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER SC BK OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 40 50 80 90 95 95 90 90 85 90 95 95 95 95 95 95 100
TEMPERATURE 39 39 41 38 36 38 40 40 39 38 37 38 37 38 41 41 40
MAX/MIN TEMP 42 36 40 37
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 29 26 20 17 19 25 27 27 19 14 10 9 8 12 17 20 20
WIND GUST (MPH) 48 42 33 27 31 40 43 43 25 21 19 19 18 21 26 28 28
PRECIP PROB (%) 20 30 70 70 90 90 90 90 80 80 70 70 80 80 100 100 100
PRECIP TYPE S S S S S R R R S S S S S R R R R
6 HOUR QPF 0.00 0.49 0.82 0.35 0.29 0.43 0.50 0.94
6 HOUR SNOW 0.0 0.3 0.0 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.3 0.0 0.0 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.3 0.1 0.3 0.0
SNOW LEVEL (KFT) 6.8 6.9 7.5 8.0 8.6 9.1 9.2 9.0 8.7 8.5 8.5 8.8 8.6 9.0 9.3 9.2 9.2
SNOW RATIO (:1) 1 1 1 2 3 3 3 4 4 4 4 4 4 4 3 3 3
SNOW DENSITY (%) 100 100 100 50 33 33 33 25 25 25 25 25 25 25 33 33 33
..CARSON PASS (8800 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER SC SC OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 30 50 75 90 95 95 90 90 85 90 90 90 95 95 95 95 95
TEMPERATURE 38 37 40 38 34 34 36 36 35 34 35 36 34 35 36 36 36
MAX/MIN TEMP 40 32 37 33
WIND DIR SW SW SW SW SW W W W W W SW SW SW SW SW SW SW
WIND (MPH) 55 50 46 43 46 42 44 47 42 37 31 25 24 35 47 50 47
WIND GUST (MPH) 82 77 69 65 67 63 67 70 63 56 47 39 36 54 71 75 71
PRECIP PROB (%) 20 30 60 60 100 100 90 90 80 80 70 70 80 80 100 100 100
PRECIP TYPE S S S S S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.36 0.70 0.33 0.23 0.33 0.47 0.92
6 HOUR SNOW 0.0 0.9 1.2 0.0 0.9 0.7 0.8 0.0
12 HOUR SNOW 0.9 1.2 1.6 0.8
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.9 1.2 1.6 0.8
SNOW LEVEL (KFT) 6.8 6.9 7.5 8.0 8.4 9.1 9.2 9.0 8.8 8.6 8.6 8.9 8.7 9.1 9.3 9.2 9.2
SNOW RATIO (:1) 1 1 2 3 4 4 4 4 5 5 5 5 5 4 4 4 4
SNOW DENSITY (%) 100 100 50 33 25 25 25 25 20 20 20 20 20 25 25 25 25
..EBBETTS PASS (8700 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER FW SC BK OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 5 40 65 80 95 95 90 90 85 85 90 90 90 90 95 95 95
TEMPERATURE 35 35 40 40 36 35 37 38 36 34 35 36 35 35 38 37 37
MAX/MIN TEMP 41 32 38 35
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 48 49 46 42 44 41 39 41 37 33 29 25 26 35 43 42 41
WIND GUST (MPH) 73 73 69 64 66 62 58 62 57 50 44 39 39 52 65 64 62
PRECIP PROB (%) 5 20 50 50 90 90 80 80 80 80 60 60 80 80 90 90 90
PRECIP TYPE S S S S S S S S S S S S S R S S
6 HOUR QPF 0.00 0.12 0.34 0.17 0.17 0.31 0.53 0.94
6 HOUR SNOW 0.0 0.0 0.5 0.0 0.3 0.3 0.3 0.0
12 HOUR SNOW 0.0 0.5 0.6 0.3
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.6 0.8 1.8 0.9
SNOW LEVEL (KFT) 7.0 6.9 7.4 7.9 8.3 9.1 9.2 9.1 8.9 8.7 8.7 8.8 8.8 9.1 9.4 9.3 9.2
SNOW RATIO (:1) 1 1 1 2 3 4 4 4 5 5 5 5 5 4 4 4 4
SNOW DENSITY (%) 100 100 100 50 33 25 25 25 20 20 20 20 20 25 25 25 25
..SONORA PASS (9800 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER FW FW BK OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 10 20 60 70 90 90 90 90 80 80 90 90 90 90 95 95 95
TEMPERATURE 38 37 39 38 33 34 37 36 35 33 34 35 34 35 37 36 35
MAX/MIN TEMP 39 31 37 33
WIND DIR SW SW SW SW SW SW W W W SW SW SW SW SW SW SW SW
WIND (MPH) 51 52 51 48 47 43 41 42 41 34 32 26 29 37 48 44 41
WIND GUST (MPH) 77 79 77 73 70 65 62 63 62 52 48 40 44 56 72 67 63
PRECIP PROB (%) 0 10 40 40 90 90 80 80 70 70 70 70 80 80 90 90 90
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.05 0.27 0.24 0.20 0.29 0.47 0.78
6 HOUR SNOW 0.0 0.0 1.2 1.2 1.8 2.2 2.7 4.2
12 HOUR SNOW 0.0 2.4 4.0 6.9
LOW END SNOW 0.0 0.2 0.6 1.1
HIGH END SNOW 1.2 4.1 6.2 8.4
SNOW LEVEL (KFT) 6.8 6.8 7.3 8.0 8.5 9.2 9.5 9.3 9.0 8.9 9.0 9.1 9.1 9.3 9.4 9.3 9.2
SNOW RATIO (:1) 2 2 2 3 5 5 5 6 8 8 8 7 6 6 5 5 5
SNOW DENSITY (%) 50 50 50 33 20 20 20 16 12 12 12 14 16 16 20 20 20
..MATTERHORN GLACIER (11000 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER FW FW SC BK OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 20 10 35 60 80 85 80 80 70 75 85 85 90 90 90 90 90
TEMPERATURE 29 28 34 36 32 30 31 31 29 28 31 33 31 30 31 31 30
MAX/MIN TEMP 37 26 33 28
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 55 56 56 52 52 49 48 48 46 39 31 27 29 40 50 48 46
WIND GUST (MPH) 82 85 84 80 79 73 71 72 69 59 47 41 46 61 75 72 70
PRECIP PROB (%) 0 10 20 20 70 70 70 70 60 60 60 60 70 70 90 90 90
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.01 0.18 0.16 0.13 0.29 0.40 0.63
6 HOUR SNOW 0.0 0.0 1.2 1.2 1.2 2.4 3.3 4.8
12 HOUR SNOW 0.0 2.4 3.6 8.1
LOW END SNOW 0.0 0.2 0.5 1.6
HIGH END SNOW 0.7 3.6 5.7 10.1
SNOW LEVEL (KFT) 6.9 6.7 7.2 8.0 8.7 9.4 9.7 9.4 9.1 9.1 9.3 9.3 9.3 9.4 9.5 9.4 9.3
SNOW RATIO (:1) 4 4 4 4 6 7 7 8 8 9 8 8 8 8 8 8 8
SNOW DENSITY (%) 25 25 25 25 16 14 14 12 12 11 12 12 12 12 12 12 12
..TIOGA ENTRY STATION (9950 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER FW FW FW BK OV OV OV OV BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 20 15 15 50 75 80 75 75 65 65 80 80 85 85 85 85 90
TEMPERATURE 35 35 40 40 35 33 34 34 32 30 36 36 34 33 34 34 32
MAX/MIN TEMP 40 28 37 29
WIND DIR W W W W W W W W W W W SW SW SW SW SW SW
WIND (MPH) 43 48 50 47 48 41 40 40 35 31 25 20 24 33 41 36 34
WIND GUST (MPH) 66 72 75 71 72 62 59 59 54 47 37 32 36 50 62 55 51
PRECIP PROB (%) 0 5 10 10 60 60 60 60 50 50 50 50 70 70 80 80 80
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.00 0.14 0.20 0.15 0.22 0.29 0.50
6 HOUR SNOW 0.0 0.0 0.6 1.2 1.2 1.3 2.4 3.6
12 HOUR SNOW 0.0 1.8 2.5 6.0
LOW END SNOW 0.0 0.1 0.3 0.5
HIGH END SNOW 0.4 2.6 5.3 7.4
SNOW LEVEL (KFT) 6.8 6.6 7.3 8.1 9.0 9.6 9.8 9.6 9.3 9.3 9.4 9.6 9.5 9.6 9.6 9.5 9.4
SNOW RATIO (:1) 3 3 2 3 4 5 6 7 7 8 7 7 7 7 7 7 7
SNOW DENSITY (%) 33 33 50 33 25 20 16 14 14 12 14 14 14 14 14 14 14
..MT WARREN SUMMIT (12325 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER SC FW FW BK BK OV OV BK BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 40 20 10 50 65 75 70 70 65 65 80 80 80 80 85 85 85
TEMPERATURE 30 30 33 33 30 29 30 30 29 28 28 28 28 29 31 31 30
MAX/MIN TEMP 33 27 30 27
WIND DIR W W W W W W W W W W SW SW SW SW SW SW SW
WIND (MPH) 55 56 57 54 55 50 49 49 44 37 29 25 27 39 50 47 46
WIND GUST (MPH) 82 85 85 81 82 77 74 74 67 57 44 37 42 58 75 71 70
PRECIP PROB (%) 0 5 10 10 50 50 50 50 50 50 50 50 70 70 80 80 80
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.00 0.08 0.07 0.08 0.17 0.21 0.43
6 HOUR SNOW 0.0 0.0 0.6 0.6 0.6 1.2 1.8 3.0
12 HOUR SNOW 0.0 1.2 1.8 4.8
LOW END SNOW 0.0 0.1 0.0 0.6
HIGH END SNOW 0.5 1.9 3.5 6.2
SNOW LEVEL (KFT) 6.8 6.7 7.5 8.3 9.1 9.6 9.7 9.5 9.2 9.3 9.4 9.5 9.5 9.6 9.6 9.6 9.5
SNOW RATIO (:1) 4 4 4 4 5 6 6 7 8 8 8 8 8 8 8 8 8
SNOW DENSITY (%) 25 25 25 25 20 16 16 14 12 12 12 12 12 12 12 12 12
..MAMMOTH MTN SUMMIT (11034 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER SC SC FW FW BK BK BK BK BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 50 25 10 20 55 55 65 70 65 55 70 70 75 75 80 80 85
TEMPERATURE 32 31 34 37 35 34 35 35 34 33 32 34 33 34 36 35 35
MAX/MIN TEMP 37 31 35 31
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 40 42 43 43 44 42 40 41 35 32 23 20 28 36 40 44 42
WIND GUST (MPH) 59 63 66 65 67 64 59 62 54 48 35 32 43 56 61 67 63
PRECIP PROB (%) 0 5 5 5 30 30 40 40 30 30 40 40 60 60 70 70 70
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.00 0.01 0.08 0.06 0.20 0.27 0.42
6 HOUR SNOW 0.0 0.0 0.0 0.1 0.0 0.6 1.0 1.3
12 HOUR SNOW 0.0 0.1 0.6 2.3
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.1 0.9 2.3
SNOW LEVEL (KFT) 7.2 7.0 7.4 7.8 8.0 8.8 9.4 9.5 9.4 9.3 9.4 9.5 9.5 9.6 9.5 9.5 9.5
SNOW RATIO (:1) 2 2 2 2 2 3 4 4 4 4 4 4 4 4 4 4 4
SNOW DENSITY (%) 50 50 50 50 50 33 25 25 25 25 25 25 25 25 25 25 25
..MAMMOTH MTN SESAME SNOW PLOT (9025 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER SC SC FW FW BK BK BK BK BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 50 25 10 20 50 60 60 65 65 55 70 70 75 75 80 80 80
TEMPERATURE 38 38 43 44 40 38 39 40 38 37 39 40 38 38 40 40 40
MAX/MIN TEMP 45 35 42 38
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 28 25 23 25 24 25 26 25 18 13 11 12 12 16 20 21 23
WIND GUST (MPH) 46 40 36 40 39 40 42 40 41 33 27 31 31 39 46 48 49
PRECIP PROB (%) 0 5 5 5 30 30 40 40 30 30 40 40 60 60 70 70 70
PRECIP TYPE S S S R S S S S S R S R S
6 HOUR QPF 0.00 0.00 0.00 0.07 0.07 0.19 0.25 0.39
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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.3 1.2
SNOW LEVEL (KFT) 7.2 7.0 7.5 7.9 8.1 8.8 9.4 9.5 9.4 9.3 9.4 9.5 9.5 9.6 9.5 9.5 9.5
SNOW RATIO (:1) 1 1 1 1 1 2 3 3 3 3 3 3 3 3 3 3 3
SNOW DENSITY (%) 100 100 100 100 100 50 33 33 33 33 33 33 33 33 33 33 33
..MAMMOTH MTN CANYON BASE (8358 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER SC SC FW FW SC BK BK BK BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 50 30 10 15 50 55 60 60 55 55 70 70 70 70 75 75 80
TEMPERATURE 43 42 50 51 48 42 42 40 38 38 44 46 45 42 42 41 40
MAX/MIN TEMP 53 36 48 37
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 19 18 25 27 24 23 20 17 11 10 9 12 12 13 14 14 13
WIND GUST (MPH) 31 29 40 43 39 36 33 27 31 25 23 29 29 36 40 39 37
PRECIP PROB (%) 0 5 5 5 30 20 30 30 30 30 40 40 60 60 60 60 70
PRECIP TYPE S R R R R R R R R R R R R
6 HOUR QPF 0.00 0.00 0.02 0.06 0.05 0.14 0.15 0.28
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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.2 0.5
SNOW LEVEL (KFT) 7.2 7.0 7.4 7.9 8.3 9.2 9.6 9.6 9.5 9.4 9.4 9.6 9.6 9.7 9.6 9.6 9.5
SNOW RATIO (:1) 1 1 0 0 0 1 2 2 2 2 2 2 2 2 2 2 2
SNOW DENSITY (%) 100 100 0 0 0 100 50 50 50 50 50 50 50 50 50 50 50
..BARCROFT RESEARCH STATION (12470 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER SC SC FW FW FW SC FW SC BK SC BK BK BK SC SC SC BK
CLOUD COVER (%) 50 30 20 25 20 25 15 30 55 45 50 60 60 45 50 50 50
TEMPERATURE 28 28 32 34 31 26 26 26 25 26 29 29 29 26 25 26 25
MAX/MIN TEMP 34 25 30 24
WIND DIR W W W W W W W W W W W W W W W W W
WIND (MPH) 29 31 32 28 28 32 26 27 24 21 16 13 16 20 26 32 34
WIND GUST (MPH) 46 47 48 42 43 48 39 41 36 32 25 21 24 31 39 48 51
PRECIP PROB (%) 0 0 0 0 0 0 5 5 5 5 10 10 10 10 30 30 30
PRECIP TYPE S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.05 0.00 0.01
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0
12 HOUR SNOW 0.0 0.0 0.1 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.3 0.4
SNOW LEVEL (KFT) 7.4 7.2 8.0 8.7 9.3 10.0 10.1 9.8 9.6 9.7 9.7 10.1 9.9 10.0 9.9 9.8 9.7
SNOW RATIO (:1) 4 4 4 4 4 5 5 6 7 7 8 8 8 8 7 7 7
SNOW DENSITY (%) 25 25 25 25 25 20 20 16 14 14 12 12 12 12 14 14 14
..ROCK CREEK LAKES (9700 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER BK SC FW FW FW SC BK BK BK SC BK BK BK BK BK BK BK
CLOUD COVER (%) 60 35 15 15 20 40 50 55 55 45 60 60 60 60 70 70 70
TEMPERATURE 36 34 41 45 39 36 34 32 31 30 36 40 38 36 34 32 32
MAX/MIN TEMP 45 28 42 29
WIND DIR W W SW W W SW W W W W W W W W SW SW SW
WIND (MPH) 34 36 41 39 40 39 35 37 32 28 23 21 24 29 39 41 40
WIND GUST (MPH) 51 54 62 58 61 58 54 57 48 43 35 32 36 46 58 62 61
PRECIP PROB (%) 0 0 5 5 10 10 20 20 20 20 30 30 40 40 50 50 50
PRECIP TYPE S S S S S S S S S S S
6 HOUR QPF 0.00 0.00 0.01 0.04 0.05 0.12 0.08 0.24
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.2 0.0 0.6
12 HOUR SNOW 0.0 0.0 0.2 0.6
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.4 1.3 2.4
SNOW LEVEL (KFT) 6.9 6.8 7.6 8.1 8.8 9.7 10.0 9.8 9.7 9.7 9.8 10.0 9.9 9.9 9.9 9.8 9.8
SNOW RATIO (:1) 2 2 2 2 2 3 4 4 5 5 5 5 5 5 5 5 5
SNOW DENSITY (%) 50 50 50 50 50 33 25 25 20 20 20 20 20 20 20 20 20
..BEAR CREEK SPIRE (13745 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER SC FW FW FW SC BK OV OV OV BK BK BK BK OV OV OV OV
CLOUD COVER (%) 30 20 10 15 35 60 75 80 70 65 65 65 70 75 70 75 80
TEMPERATURE 26 26 29 30 26 25 27 27 26 26 26 28 27 26 27 27 27
MAX/MIN TEMP 31 24 28 25
WIND DIR W W W W W W W W W W W W W W W SW SW
WIND (MPH) 39 40 42 42 43 43 40 43 37 32 24 21 25 33 42 44 42
WIND GUST (MPH) 58 61 64 63 65 65 61 65 56 48 35 33 39 50 63 66 64
PRECIP PROB (%) 0 0 10 10 20 20 30 30 20 20 40 40 50 50 60 60 60
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.00 0.02 0.07 0.06 0.21 0.14 0.36
6 HOUR SNOW 0.0 0.0 0.0 0.6 0.6 1.8 1.2 3.0
12 HOUR SNOW 0.0 0.6 2.4 4.2
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 1.0 3.6 6.5
SNOW LEVEL (KFT) 6.8 6.6 7.6 8.0 8.9 9.8 10.1 9.9 9.8 9.8 9.9 10.1 9.9 9.9 10.0 9.8 9.8
SNOW RATIO (:1) 5 5 5 5 6 7 8 8 9 9 9 9 9 9 9 9 9
SNOW DENSITY (%) 20 20 20 20 16 14 12 12 11 11 11 11 11 11 11 11 11
..SOUTH LAKE (9600 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER BK SC FW FW FW SC SC SC SC SC BK BK BK BK BK BK BK
CLOUD COVER (%) 50 45 15 20 25 40 40 45 45 50 50 50 60 60 60 65 65
TEMPERATURE 32 32 42 45 40 34 33 33 32 31 40 43 40 34 33 33 33
MAX/MIN TEMP 46 29 44 31
WIND DIR W W W W W W W W W W W W W W W W SW
WIND (MPH) 29 33 35 35 35 35 32 35 31 23 18 16 19 25 33 36 36
WIND GUST (MPH) 44 49 54 52 54 52 49 54 47 35 27 24 29 39 50 56 55
PRECIP PROB (%) 0 0 0 0 5 5 10 10 10 10 30 30 40 40 40 40 50
PRECIP TYPE S S S S S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.02 0.02 0.14
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.6
12 HOUR SNOW 0.0 0.0 0.0 0.6
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.2 1.2 2.3
SNOW LEVEL (KFT) 7.0 6.9 7.9 8.5 9.2 9.9 10.1 9.9 9.7 9.8 9.9 10.1 10.0 10.0 10.1 9.9 9.8
SNOW RATIO (:1) 1 2 2 2 2 2 3 4 5 5 5 5 5 5 5 5 5
SNOW DENSITY (%) 100 50 50 50 50 50 33 25 20 20 20 20 20 20 20 20 20
..HURD PEAK SUMMIT (12165 FT)
DATE FRIDAY 12/19/25 SATURDAY 12/20/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER SC SC FW FW FW SC SC SC SC BK BK BK BK BK BK BK BK
CLOUD COVER (%) 45 40 10 15 20 40 45 45 40 50 55 55 65 65 60 65 70
TEMPERATURE 33 32 38 41 36 32 33 34 32 30 36 39 36 33 33 34 32
MAX/MIN TEMP 44 29 41 30
WIND DIR SW W W W W W W W W W W W SW W W W SW
WIND (MPH) 29 33 36 35 36 35 33 36 32 24 18 16 19 26 34 37 36
WIND GUST (MPH) 44 50 55 54 55 54 49 55 48 36 28 24 29 40 51 57 55
PRECIP PROB (%) 0 0 0 0 10 10 10 10 10 10 30 30 40 40 40 40 50
PRECIP TYPE S S S S S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.03 0.02 0.19
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.2
12 HOUR SNOW 0.0 0.0 0.0 1.2
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.3 1.5 3.0
SNOW LEVEL (KFT) 6.9 6.8 7.9 8.4 9.1 9.9 10.1 10.0 9.8 9.8 9.9 10.1 10.0 10.0 10.0 9.9 9.8
SNOW RATIO (:1) 2 3 4 4 4 4 4 6 7 7 7 7 7 7 7 7 7
SNOW DENSITY (%) 50 33 25 25 25 25 25 16 14 14 14 14 14 14 14 14 14
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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