Avalanche Weather Guidance
Issued by NWS Reno, NV
Issued by NWS Reno, NV
876
FWUS45 KREV 151033
AVGREV
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE RENO NV
232 AM PST MON DEC 15 2025
...FREDONYER PASS (5800 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 OV OV SC SC SC SC BK BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 50 70 70 50 35 35 45 50 65 85 70 70 85 85 95 95 95
TEMPERATURE 35 37 43 50 48 41 41 40 40 40 44 50 47 43 43 44 43
MAX/MIN TEMP 52 40 50 43
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 2 3 4 4 2 3 4 4 4 4 5 5 5 6 10 11 13
WIND GUST (MPH) 5 6 10 11 8 8 9 9 9 9 11 14 14 19 26 29 21
PRECIP PROB (%) 0 5 5 5 10 10 10 20 30 30 60 60 80 80 90 90 90
PRECIP TYPE R R R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.03 0.16 0.15
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) 7.6 8.8 9.8 10.0 10.4 10.4 10.2 10.0 9.3 8.9 8.9 9.3 9.5 9.9 9.9 9.8 9.2
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 100 100 100 100
...YUBA PASS (6700 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 BK BK SC SC SC SC SC BK BK BK OV OV OV OV OV
CLOUD COVER (%) 30 65 60 55 40 30 40 35 35 65 65 65 80 80 90 90 90
TEMPERATURE 36 36 45 50 47 40 39 40 39 39 45 48 45 41 42 41 40
MAX/MIN TEMP 51 37 49 39
WIND DIR SW SW SW W W SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 5 5 4 4 3 4 5 5 5 5 5 6 6 10 13 14 17
WIND GUST (MPH) 10 10 9 10 8 9 11 11 11 11 12 17 18 26 32 35 27
PRECIP PROB (%) 0 0 0 5 5 5 5 10 20 20 50 50 70 70 80 80 90
PRECIP TYPE R R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.02 0.20 0.40
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) 7.5 8.3 9.4 9.9 10.2 10.5 10.2 10.2 10.0 9.4 9.6 9.7 9.9 9.9 10.0 10.0 9.7
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 100 100 100 100
...LITTLE TRUCKEE SUMMIT (6400 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 BK BK SC SC SC SC FW BK BK BK OV OV OV OV OV
CLOUD COVER (%) 35 55 55 50 35 35 40 30 25 55 55 55 70 70 85 85 85
TEMPERATURE 31 31 46 56 52 41 38 37 36 36 48 54 50 43 41 41 40
MAX/MIN TEMP 57 35 54 39
WIND DIR SE SE S W W SW S SW SW SW SW W SW SW SW SW SW
WIND (MPH) 3 3 3 3 2 2 3 4 4 4 5 5 5 8 11 12 14
WIND GUST (MPH) 8 8 6 8 5 5 6 8 9 9 10 12 12 18 23 26 25
PRECIP PROB (%) 0 0 0 0 0 0 0 5 10 10 40 40 60 60 80 80 80
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.01 0.11 0.31
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) 7.3 7.6 9.1 9.7 10.1 10.4 10.3 10.1 10.0 9.6 9.6 9.8 9.9 10.0 10.0 10.1 9.8
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 100 100
...DONNER PASS (7200 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 BK BK SC SC SC SC FW BK BK BK OV OV OV OV OV
CLOUD COVER (%) 30 50 55 60 40 25 35 30 25 60 60 60 75 75 85 85 90
TEMPERATURE 33 34 47 50 47 39 38 37 37 37 44 47 44 40 41 40 39
MAX/MIN TEMP 50 35 47 38
WIND DIR W W W W W W W W W W SW SW SW SW SW SW SW
WIND (MPH) 11 12 12 12 12 12 12 13 16 17 17 17 21 29 33 33 36
WIND GUST (MPH) 17 18 19 18 18 18 18 21 24 26 26 26 33 44 49 50 55
PRECIP PROB (%) 0 0 0 0 0 0 5 5 10 10 40 40 60 60 80 80 80
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.01 0.16 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) 7.4 7.8 9.1 9.7 10.1 10.4 10.3 10.1 10.1 9.8 9.7 9.9 10.0 10.0 10.1 10.1 9.8
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 2 2
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 100 100 100 100 50 50
...MT ROSE SUMMIT (8900 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 BK BK BK SC SC SC SC BK BK BK BK BK OV OV OV
CLOUD COVER (%) 35 55 55 65 55 35 40 35 30 60 55 50 60 60 75 75 80
TEMPERATURE 37 37 45 47 43 40 38 39 38 38 42 44 41 38 39 40 39
MAX/MIN TEMP 48 36 45 38
WIND DIR W W W W W W W W W W W W W SW SW W SW
WIND (MPH) 13 13 12 12 12 12 14 17 20 20 19 19 23 32 37 40 43
WIND GUST (MPH) 19 21 19 19 19 19 21 26 31 32 29 28 35 48 56 59 65
PRECIP PROB (%) 0 0 0 0 0 0 0 5 5 5 30 30 40 40 60 60 70
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.01 0.13 0.38
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 0.2
SNOW LEVEL (KFT) 7.4 7.7 8.9 9.5 10.0 10.3 10.3 10.1 10.1 9.8 9.7 10.0 10.1 10.0 10.1 10.2 9.9
SNOW RATIO (:1) 0 0 0 0 0 0 0 1 1 1 1 1 1 2 2 2 2
SNOW DENSITY (%) 0 0 0 0 0 0 0 100 100 100 100 100 100 50 50 50 50
...HOMEWOOD (8000 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 SC BK SC FW FW SC FW SC BK BK BK BK OV OV OV
CLOUD COVER (%) 30 45 45 60 40 25 25 30 25 50 55 55 70 70 85 85 90
TEMPERATURE 39 39 46 51 47 43 43 42 41 40 46 48 45 43 44 42 41
MAX/MIN TEMP 52 40 49 40
WIND DIR SW SW W W W W W W W SW SW W W SW SW SW SW
WIND (MPH) 12 12 11 11 11 12 13 14 17 17 17 18 23 32 37 37 41
WIND GUST (MPH) 18 18 18 17 18 19 20 23 26 26 25 27 35 48 57 56 62
PRECIP PROB (%) 0 0 0 0 0 0 0 5 10 10 30 30 50 50 80 80 80
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.09 0.40
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) 7.4 7.6 8.7 9.6 10.0 10.3 10.3 10.1 10.1 9.8 9.8 10.1 10.1 10.0 10.1 10.1 9.9
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 2 2
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 100 100 100 100 100 50 50
...ECHO PASS (7500 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 SC SC SC FW SC SC SC BK SC SC BK BK OV OV OV
CLOUD COVER (%) 25 35 35 50 40 20 25 30 30 50 50 50 60 60 80 80 85
TEMPERATURE 38 40 48 51 47 43 43 42 41 42 47 48 45 44 44 43 42
MAX/MIN TEMP 53 40 50 41
WIND DIR SW SW SW W W SW SW W SW SW SW W SW SW SW SW SW
WIND (MPH) 4 3 2 2 2 3 4 4 4 4 4 5 5 10 17 20 21
WIND GUST (MPH) 6 5 6 9 6 6 6 6 8 8 9 13 13 18 25 27 34
PRECIP PROB (%) 0 0 0 0 0 0 0 5 5 5 20 20 40 40 70 70 80
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.05 0.33
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) 7.4 7.5 8.6 9.4 9.9 10.2 10.2 10.1 10.1 10.0 10.0 10.2 10.1 10.0 10.1 10.1 10.0
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 2 2
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 100 100 100 100 50 50
...CARSON PASS (8800 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 SC SC SC FW SC SC SC SC SC SC BK BK OV OV OV
CLOUD COVER (%) 20 35 35 50 40 15 30 30 25 50 45 45 55 55 80 80 85
TEMPERATURE 35 35 47 50 45 40 39 38 38 37 44 47 43 40 40 40 38
MAX/MIN TEMP 50 36 47 37
WIND DIR W W W W W W W W W W W W W SW SW SW SW
WIND (MPH) 12 13 12 12 12 12 14 16 19 18 18 18 24 35 46 46 44
WIND GUST (MPH) 18 20 18 18 19 18 21 24 28 28 28 27 36 54 69 69 67
PRECIP PROB (%) 0 0 0 0 0 0 0 0 5 5 20 20 40 40 70 70 80
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.04 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
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) 7.4 7.5 8.7 9.3 9.9 10.1 10.2 10.1 10.0 10.0 9.9 10.2 10.1 10.1 10.1 10.1 10.0
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 1 1 1 1 1 2 2 2 2
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 100 100 100 100 100 50 50 50 50
...EBBETTS PASS (8700 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 SC SC SC FW FW SC SC SC SC SC BK BK OV OV OV
CLOUD COVER (%) 25 25 35 45 40 15 25 30 25 40 35 45 50 55 75 75 80
TEMPERATURE 36 36 46 50 47 40 39 39 39 38 45 48 44 40 41 41 40
MAX/MIN TEMP 51 37 48 39
WIND DIR S S W W W SW S SW SW SW SW W SW SW SW SW SW
WIND (MPH) 11 12 12 10 11 11 12 14 17 16 17 17 23 31 41 39 41
WIND GUST (MPH) 17 18 18 16 17 17 19 21 26 25 25 26 34 47 63 58 62
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 20 20 30 30 60 60 70
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.15
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) 7.4 7.5 8.6 9.5 9.8 10.1 10.1 10.1 10.0 10.1 10.0 10.3 10.1 10.2 10.1 10.1 10.0
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 1 1 1 1 1 2 2 2
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 100 100 100 100 100 50 50 50
...SONORA PASS (9800 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 SC SC SC FW FW SC SC SC SC SC SC BK BK BK OV
CLOUD COVER (%) 25 25 30 45 40 15 20 30 30 40 30 40 40 55 70 70 75
TEMPERATURE 33 33 44 48 42 38 38 37 36 36 43 45 40 38 39 38 37
MAX/MIN TEMP 48 34 46 36
WIND DIR W NW NW W W NW W W W W W W W SW SW SW SW
WIND (MPH) 10 11 11 10 10 11 11 13 16 14 16 16 23 32 41 39 41
WIND GUST (MPH) 14 18 18 14 14 17 17 20 24 23 24 25 34 48 63 59 66
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 10 10 20 20 50 50 70
PRECIP TYPE R S S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.10
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 1.1
SNOW LEVEL (KFT) 7.3 7.5 8.3 9.2 9.7 10.0 10.1 10.1 10.0 10.0 10.1 10.4 10.2 10.2 10.1 10.0 9.9
SNOW RATIO (:1) 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 3 3
SNOW DENSITY (%) 100 100 100 100 100 100 100 100 100 100 50 50 50 50 50 33 33
...MATTERHORN GLACIER (11000 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 SC SC FW FW SC SC SC SC SC SC SC BK BK BK
CLOUD COVER (%) 20 20 30 30 45 15 20 30 35 45 30 35 40 50 55 65 65
TEMPERATURE 26 27 40 44 38 32 32 31 30 29 39 42 36 32 32 32 30
MAX/MIN TEMP 44 28 42 29
WIND DIR W W NW NW W W NW W W W W W SW SW SW W W
WIND (MPH) 10 10 10 9 9 10 10 12 14 14 13 14 21 32 42 42 47
WIND GUST (MPH) 16 16 14 13 13 14 16 19 23 23 20 23 33 49 64 64 75
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 5 5 10 10 40 40 50
PRECIP TYPE S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.05
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 1.4
SNOW LEVEL (KFT) 7.3 7.5 8.4 9.5 9.6 9.9 10.0 10.0 10.0 9.8 10.1 10.6 10.3 10.2 10.1 10.0 9.9
SNOW RATIO (:1) 3 2 2 2 2 2 2 2 3 3 3 3 3 4 4 4 5
SNOW DENSITY (%) 33 50 50 50 50 50 50 50 33 33 33 33 33 25 25 25 20
...TIOGA ENTRY STATION (9950 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 SC SC FW FW SC SC SC FW SC SC SC BK BK BK
CLOUD COVER (%) 15 15 25 30 45 20 20 35 40 45 20 30 40 50 50 55 60
TEMPERATURE 30 29 43 45 41 36 35 35 33 33 43 45 40 35 35 35 32
MAX/MIN TEMP 46 30 45 30
WIND DIR SW W W NW W NW W W W W W W W SW SW W W
WIND (MPH) 8 8 8 8 6 8 8 9 11 11 10 12 17 25 33 34 36
WIND GUST (MPH) 11 11 11 11 9 11 11 13 17 17 14 19 26 37 49 52 55
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 5 5 30 30 40
PRECIP TYPE S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01
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 0.6
SNOW LEVEL (KFT) 7.2 7.3 8.2 9.3 9.6 9.9 10.0 10.0 9.9 9.8 10.0 10.5 10.4 10.2 10.1 10.0 9.9
SNOW RATIO (:1) 2 1 1 1 1 1 1 1 2 2 2 2 2 3 3 3 4
SNOW DENSITY (%) 50 100 100 100 100 100 100 100 50 50 50 50 50 33 33 33 25
...MT WARREN SUMMIT (12325 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 SC SC FW FW SC SC SC FW SC SC BK SC BK BK
CLOUD COVER (%) 15 15 30 30 45 20 20 35 40 50 25 35 40 50 50 55 60
TEMPERATURE 29 28 35 38 34 32 31 32 31 31 35 36 33 31 31 32 31
MAX/MIN TEMP 38 30 37 30
WIND DIR W NW NW NW W W W W W W W W W SW SW W W
WIND (MPH) 12 11 9 9 8 10 10 13 16 16 12 13 20 29 39 42 47
WIND GUST (MPH) 18 17 13 13 12 16 16 20 24 24 18 21 31 44 58 63 71
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 5 5 30 30 40
PRECIP TYPE S S S
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
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 0.0 0.0 0.0 0.7
SNOW LEVEL (KFT) 7.3 7.4 8.3 9.4 9.6 9.8 10.1 10.1 10.0 9.8 10.0 10.5 10.4 10.2 10.1 10.0 9.9
SNOW RATIO (:1) 4 3 3 3 3 3 3 3 3 3 4 4 4 4 4 4 5
SNOW DENSITY (%) 25 33 33 33 33 33 33 33 33 33 25 25 25 25 25 25 20
...MAMMOTH MTN SUMMIT (11034 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 FW SC FW FW SC SC SC SC SC SC SC SC SC SC
CLOUD COVER (%) 15 15 20 15 45 20 15 40 40 45 35 25 35 45 30 45 50
TEMPERATURE 34 34 42 45 42 38 38 38 37 37 42 44 42 39 38 38 35
MAX/MIN TEMP 45 35 44 34
WIND DIR W N NE N NE NE NW SW W W SW SW SW SW SW SW SW
WIND (MPH) 8 6 8 8 8 6 6 9 11 11 9 12 17 23 29 33 37
WIND GUST (MPH) 12 11 11 12 11 10 9 13 17 17 13 18 25 34 44 49 57
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 10 20
PRECIP TYPE S
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
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) 7.2 7.3 8.1 9.0 9.2 9.5 9.9 10.2 10.0 9.9 9.9 10.5 10.4 10.2 10.1 10.0 9.8
SNOW RATIO (:1) 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 3
SNOW DENSITY (%) 100 100 100 100 100 100 100 100 100 100 100 100 100 50 50 50 33
...MAMMOTH MTN SESAME SNOW PLOT (9025 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 FW SC FW FW SC SC SC SC FW SC SC SC SC SC
CLOUD COVER (%) 15 15 20 20 45 20 15 40 40 45 35 25 35 45 30 45 50
TEMPERATURE 38 37 49 52 46 42 42 42 40 40 49 52 46 42 42 42 40
MAX/MIN TEMP 53 38 52 39
WIND DIR W W NE NE NE NE W SW W W SW W SW SW SW SW SW
WIND (MPH) 3 3 3 3 3 3 3 4 4 5 5 5 5 8 12 14 17
WIND GUST (MPH) 10 10 10 10 9 10 10 11 12 13 13 16 16 18 27 33 27
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 10 30
PRECIP TYPE 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
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) 7.1 7.2 8.1 9.0 9.2 9.5 9.9 10.2 10.0 9.9 9.9 10.5 10.5 10.2 10.1 10.0 9.9
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 100 100 100 50
...MAMMOTH MTN CANYON BASE (8358 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 FW SC FW FW SC SC SC SC SC SC SC SC SC SC
CLOUD COVER (%) 15 15 20 15 40 20 15 40 40 45 30 25 30 45 30 40 45
TEMPERATURE 35 36 52 58 53 43 42 42 40 39 54 58 53 45 44 42 39
MAX/MIN TEMP 59 37 59 38
WIND DIR SW SW SE NE SE S SW SW SW SW SW W SW SW SW SW SW
WIND (MPH) 2 2 1 2 2 2 2 2 2 2 2 4 5 5 9 10 10
WIND GUST (MPH) 8 6 8 8 6 8 8 9 9 10 10 14 14 17 23 26 16
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 10 20
PRECIP TYPE 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
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) 7.1 7.2 8.0 8.8 9.0 9.3 9.8 10.1 10.0 9.9 10.0 10.4 10.5 10.3 10.1 10.0 9.9
SNOW RATIO (:1) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
SNOW DENSITY (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 100 100
...BARCROFT RESEARCH STATION (12470 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 CL FW FW FW SC FW FW SC SC FW SC SC SC SC SC SC FW
CLOUD COVER (%) 5 5 20 15 45 25 15 30 35 25 30 30 35 35 30 25 20
TEMPERATURE 24 24 33 35 32 28 28 27 27 28 33 35 32 28 27 26 26
MAX/MIN TEMP 35 27 36 25
WIND DIR NW NW NW NW NW NW NW NW NW W W W W W W W W
WIND (MPH) 10 11 9 11 14 14 11 12 13 14 11 10 12 18 21 21 23
WIND GUST (MPH) 14 17 13 18 21 21 17 18 20 23 17 16 19 27 33 33 34
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 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
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) 7.3 7.3 7.7 8.3 9.2 9.6 9.9 10.1 10.1 9.9 9.9 10.1 10.4 10.3 10.2 10.1 9.9
SNOW RATIO (:1) 5 4 4 4 4 4 3 4 4 4 4 4 4 4 4 4 5
SNOW DENSITY (%) 20 25 25 25 25 25 33 25 25 25 25 25 25 25 25 25 20
...ROCK CREEK LAKES (9700 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 FW SC FW FW SC SC SC SC FW SC SC SC SC SC
CLOUD COVER (%) 10 10 15 15 35 20 15 35 35 35 30 15 30 35 35 35 30
TEMPERATURE 29 27 41 48 42 38 34 33 32 32 43 50 43 38 35 33 30
MAX/MIN TEMP 50 30 51 29
WIND DIR W W W NW NW W W W W W W W W W W W W
WIND (MPH) 10 11 9 10 11 10 8 9 11 11 10 13 17 21 25 27 29
WIND GUST (MPH) 14 16 13 16 17 16 11 14 17 18 16 20 25 33 39 41 44
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5 10
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
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) 7.1 7.2 7.9 8.7 9.3 9.7 9.9 10.1 10.0 9.9 10.1 10.5 10.4 10.3 10.2 10.1 9.9
SNOW RATIO (:1) 1 1 1 1 1 1 0 0 0 0 1 1 1 1 2 2 2
SNOW DENSITY (%) 100 100 100 100 100 100 0 0 0 0 100 100 100 100 50 50 50
...BEAR CREEK SPIRE (13745 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 FW SC FW FW SC SC SC SC FW SC SC SC SC SC
CLOUD COVER (%) 5 10 15 15 35 25 15 35 40 35 30 20 30 45 35 40 35
TEMPERATURE 22 24 31 34 29 28 28 28 28 28 33 35 31 28 28 28 26
MAX/MIN TEMP 36 27 36 26
WIND DIR NW NW NW NW NW NW NW W W W W W W W W W W
WIND (MPH) 11 11 9 9 10 11 9 11 12 12 11 13 17 21 28 31 33
WIND GUST (MPH) 16 17 12 13 14 16 14 17 19 19 17 21 26 33 42 46 52
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5 10
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
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 0.1
SNOW LEVEL (KFT) 7.2 7.3 7.9 8.9 9.6 9.9 10.0 10.2 10.1 10.0 10.1 10.5 10.5 10.3 10.2 10.2 9.9
SNOW RATIO (:1) 4 4 4 4 4 3 3 3 3 3 3 4 4 4 4 5 6
SNOW DENSITY (%) 25 25 25 25 25 33 33 33 33 33 33 25 25 25 25 20 16
...SOUTH LAKE (9600 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 FW SC SC FW SC SC SC SC FW SC SC SC SC SC
CLOUD COVER (%) 5 15 15 15 40 30 15 30 40 35 30 20 35 40 30 30 25
TEMPERATURE 28 28 43 49 42 34 33 33 33 32 45 50 44 36 34 33 31
MAX/MIN TEMP 50 31 51 30
WIND DIR W W W NW W W SW W W W W W W W W W W
WIND (MPH) 9 9 6 8 11 10 9 9 10 11 9 10 13 17 20 24 24
WIND GUST (MPH) 13 14 10 11 17 14 12 14 16 17 13 16 20 26 32 35 39
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
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
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) 7.1 7.2 7.7 8.6 9.0 9.6 9.9 10.1 10.1 10.1 10.1 10.6 10.5 10.3 10.2 10.2 10.0
SNOW RATIO (:1) 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2
SNOW DENSITY (%) 50 100 100 100 100 100 100 100 100 100 100 100 100 100 100 50 50
...HURD PEAK SUMMIT (12165 FT)...
DATE MONDAY 12/15/25 TUESDAY 12/16/25
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 FW SC SC FW SC SC SC SC FW SC SC SC SC SC
CLOUD COVER (%) 5 15 15 15 35 30 15 30 45 40 30 15 30 35 30 30 25
TEMPERATURE 28 27 38 44 39 33 33 33 33 31 41 47 41 34 34 33 31
MAX/MIN TEMP 47 31 48 29
WIND DIR NW NW NW NW NW NW W W W W W W W W W W W
WIND (MPH) 9 9 6 8 10 9 9 9 10 11 9 10 13 17 20 24 25
WIND GUST (MPH) 13 13 10 11 16 13 12 13 16 17 13 16 21 26 32 36 40
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
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
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) 7.1 7.2 7.8 8.7 9.1 9.7 10.0 10.1 10.2 10.1 10.1 10.7 10.6 10.3 10.2 10.2 10.0
SNOW RATIO (:1) 3 2 2 2 2 2 1 2 2 2 2 2 2 2 2 3 4
SNOW DENSITY (%) 33 50 50 50 50 50 100 50 50 50 50 50 50 50 50 33 25
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN