555
FWUS45 KREV 040933
AVGREV
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE RENO NV
232 AM PDT MON MAY 4 2026
..FREDONYER PASS (5800 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK BK BK OV OV OV BK SC SC SC SC SC SC FW FW FW FW
CLOUD COVER (%) 60 60 65 85 80 75 65 35 30 30 45 45 35 25 10 15 15
TEMPERATURE 41 43 52 53 50 44 43 43 42 45 57 64 62 55 50 47 44
MAX/MIN TEMP 55 42 64 44
WIND DIR W W SW W W SW SW W W NW N N N NW NW NW N
WIND (MPH) 4 5 6 6 6 6 6 5 6 6 6 8 8 8 8 5 5
WIND GUST (MPH) 10 11 13 14 14 16 14 13 13 14 16 18 19 17 16 13 10
PRECIP PROB (%) 30 40 50 80 70 30 20 5 5 5 20 20 10 10 0 0 0
PRECIP TYPE R R R R R R R T T
6 HOUR QPF 0.00 0.17 0.15 0.01 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) 9.0 9.0 9.3 9.7 9.6 9.6 9.4 9.4 9.3 9.2 9.3 9.8 10.3 10.1 9.9 9.4 8.7
SNOW RATIO (:1) 1 1 1 0 0 0 1 1 1 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 100 100 100 0 0 0 100 100 100 0 0 0 0 0 0 0 0
..YUBA PASS (6700 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV BK BK BK SC SC SC SC FW
CLOUD COVER (%) 85 80 90 90 80 90 75 70 70 60 60 60 45 45 40 30 25
TEMPERATURE 37 37 41 41 40 36 35 35 35 38 47 54 52 45 42 40 39
MAX/MIN TEMP 43 33 54 38
WIND DIR SW W W W W SW W W NW NW NW N W W W NW NE
WIND (MPH) 5 5 6 6 6 8 5 5 5 4 5 6 6 6 5 4 5
WIND GUST (MPH) 11 12 14 17 16 16 13 11 10 10 13 14 17 16 12 10 10
PRECIP PROB (%) 60 60 80 80 70 90 50 40 20 20 40 40 20 20 0 0 0
PRECIP TYPE S S R R S S S S R R R R R R
6 HOUR QPF 0.29 0.19 0.28 0.10 0.08 0.02 0.02 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 0.2 0.5 0.0 0.0
SNOW LEVEL (KFT) 8.3 8.2 8.3 8.3 8.2 8.3 8.7 8.9 9.0 9.0 9.3 9.7 10.2 10.1 9.9 9.4 8.7
SNOW RATIO (:1) 2 3 3 2 2 2 2 2 2 2 1 0 0 0 0 0 0
SNOW DENSITY (%) 50 33 33 50 50 50 50 50 50 50 100 0 0 0 0 0 0
..LITTLE TRUCKEE SUMMIT (6400 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV BK BK BK SC SC SC FW FW
CLOUD COVER (%) 85 80 90 90 80 95 85 80 80 65 55 55 45 45 35 25 20
TEMPERATURE 37 38 45 47 45 39 36 37 36 38 49 57 58 51 43 40 38
MAX/MIN TEMP 49 33 59 38
WIND DIR SW NW NW W W W W NW NW NW N N NW W W W NW
WIND (MPH) 3 4 5 6 5 4 3 3 2 3 5 5 5 4 3 2 2
WIND GUST (MPH) 8 9 11 12 11 10 9 6 6 6 11 12 12 10 6 5 5
PRECIP PROB (%) 70 50 80 80 60 90 60 30 30 30 40 40 20 20 0 0 0
PRECIP TYPE S R R R R S S R R R R R R R
6 HOUR QPF 0.14 0.26 0.26 0.06 0.14 0.01 0.03 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 0.4 0.0 0.0
SNOW LEVEL (KFT) 8.3 8.2 8.4 8.5 8.3 8.1 8.5 8.7 8.9 8.9 9.1 9.7 10.1 10.1 9.8 9.4 8.7
SNOW RATIO (:1) 2 2 2 2 2 2 2 2 2 2 1 0 0 0 0 0 0
SNOW DENSITY (%) 50 50 50 50 50 50 50 50 50 50 100 0 0 0 0 0 0
..DONNER PASS (7200 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV BK BK BK BK BK SC SC FW
CLOUD COVER (%) 85 85 95 85 80 95 85 80 80 65 65 65 50 50 40 35 25
TEMPERATURE 35 35 39 38 37 34 33 34 34 36 44 50 49 42 40 38 36
MAX/MIN TEMP 40 32 51 36
WIND DIR NW W W W W W NW NW N N N N NW W W N NE
WIND (MPH) 9 9 10 9 6 10 14 14 16 16 17 13 14 19 19 14 11
WIND GUST (MPH) 13 13 16 14 11 14 21 23 24 24 25 20 23 29 29 21 18
PRECIP PROB (%) 70 60 90 70 60 90 70 40 30 30 40 40 30 30 5 5 0
PRECIP TYPE S S S S S S S S R R R R R R
6 HOUR QPF 0.15 0.26 0.36 0.08 0.06 0.02 0.03 0.00
6 HOUR SNOW 0.0 0.0 0.6 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.0 0.6 0.0 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 1.0 1.1 0.0 0.0
SNOW LEVEL (KFT) 8.3 8.2 8.2 8.2 7.9 7.8 8.0 8.5 8.8 8.8 9.2 9.7 10.1 10.1 9.8 9.4 8.8
SNOW RATIO (:1) 3 4 4 4 4 4 4 4 3 3 2 1 0 0 0 0 0
SNOW DENSITY (%) 33 25 25 25 25 25 25 25 33 33 50 100 0 0 0 0 0
..MT ROSE SUMMIT (8900 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV BK OV OV OV OV OV OV BK BK BK BK SC SC FW
CLOUD COVER (%) 90 90 90 70 85 95 90 90 85 75 60 60 50 50 40 25 20
TEMPERATURE 33 34 37 37 37 33 31 32 34 35 39 44 46 42 40 38 36
MAX/MIN TEMP 39 30 46 36
WIND DIR N N N W W W N N N NW N N NW W W W W
WIND (MPH) 11 13 12 9 12 12 17 20 18 17 17 16 19 24 23 18 13
WIND GUST (MPH) 17 19 18 13 19 19 25 31 27 26 26 25 28 36 35 27 21
PRECIP PROB (%) 70 60 80 50 70 90 70 40 40 40 40 40 30 30 5 5 0
PRECIP TYPE S S S S S S S S S S S R R R
6 HOUR QPF 0.14 0.10 0.32 0.19 0.09 0.04 0.05 0.00
6 HOUR SNOW 0.4 0.0 1.1 0.9 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.4 2.0 0.0 0.0
LOW END SNOW 0.3 0.0 0.0 0.0
HIGH END SNOW 3.4 4.0 0.3 0.0
SNOW LEVEL (KFT) 8.5 8.5 8.7 8.8 8.6 8.4 8.5 8.7 8.8 8.9 9.2 9.6 10.0 9.9 9.8 9.3 8.6
SNOW RATIO (:1) 4 5 6 5 4 4 5 4 4 4 3 2 2 1 1 1 1
SNOW DENSITY (%) 25 20 16 20 25 25 20 25 25 25 33 50 50 100 100 100 100
..HOMEWOOD (8000 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV BK BK BK BK BK SC SC FW
CLOUD COVER (%) 85 85 95 80 85 95 90 80 75 65 70 70 55 55 45 25 20
TEMPERATURE 37 38 39 38 37 34 35 35 35 38 42 47 48 43 42 40 39
MAX/MIN TEMP 40 33 49 38
WIND DIR W W W W W W W NW NW NW N NW W W W N NE
WIND (MPH) 10 10 10 9 10 11 12 14 14 16 14 14 18 23 20 17 14
WIND GUST (MPH) 14 14 16 13 14 17 19 23 21 24 23 23 27 34 32 25 21
PRECIP PROB (%) 70 70 90 70 70 90 80 60 50 50 50 50 40 40 5 5 5
PRECIP TYPE S S S S S S S S S S R R R R
6 HOUR QPF 0.10 0.16 0.31 0.26 0.08 0.03 0.06 0.00
6 HOUR SNOW 0.0 0.0 0.7 0.8 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.0 1.5 0.0 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 1.6 1.8 0.0 0.0
SNOW LEVEL (KFT) 8.1 8.0 8.0 7.9 7.6 7.5 7.5 7.8 8.2 8.5 9.0 9.6 10.1 10.1 9.9 9.4 8.9
SNOW RATIO (:1) 4 4 4 4 4 4 4 4 4 4 2 2 1 0 0 0 0
SNOW DENSITY (%) 25 25 25 25 25 25 25 25 25 25 50 50 100 0 0 0 0
..ECHO PASS (7500 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV BK BK SC FW FW
CLOUD COVER (%) 90 85 95 85 90 95 90 85 90 75 75 75 55 55 40 25 15
TEMPERATURE 38 37 37 37 37 35 36 36 36 37 41 47 48 45 42 41 39
MAX/MIN TEMP 39 34 49 39
WIND DIR W W W W W W W W NW NW N N NW W W N NE
WIND (MPH) 2 4 5 6 6 5 3 2 2 2 4 5 6 5 2 2 2
WIND GUST (MPH) 6 9 12 13 13 11 8 6 5 6 10 12 13 10 6 6 6
PRECIP PROB (%) 70 70 90 70 90 80 80 60 60 60 60 60 30 30 5 5 5
PRECIP TYPE S S S S S S S S S S R R R R
6 HOUR QPF 0.16 0.19 0.14 0.14 0.06 0.03 0.03 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 1.6 1.5 0.0 0.0
SNOW LEVEL (KFT) 8.1 8.1 8.1 7.9 7.6 7.4 7.4 7.5 7.8 8.2 8.8 9.4 9.9 10.1 9.8 9.4 8.9
SNOW RATIO (:1) 4 5 5 5 5 5 6 6 5 4 3 2 1 0 0 0 0
SNOW DENSITY (%) 25 20 20 20 20 20 16 16 20 25 33 50 100 0 0 0 0
..CARSON PASS (8800 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV BK BK SC FW FW
CLOUD COVER (%) 80 85 95 90 90 95 85 75 85 75 75 75 55 55 30 20 15
TEMPERATURE 34 35 37 37 35 32 32 32 32 34 40 45 47 42 38 37 36
MAX/MIN TEMP 39 30 47 35
WIND DIR W NW W W W W W NW NW NW N N NW W W NW N
WIND (MPH) 9 8 5 8 9 9 11 11 10 13 13 12 17 24 24 21 17
WIND GUST (MPH) 13 11 9 11 14 13 16 16 16 21 20 18 26 36 36 33 25
PRECIP PROB (%) 70 70 90 80 90 80 80 50 60 60 60 60 30 30 5 5 5
PRECIP TYPE S S S S S S S S S S S R R R
6 HOUR QPF 0.11 0.15 0.13 0.09 0.07 0.03 0.02 0.00
6 HOUR SNOW 0.4 0.0 0.4 0.9 0.4 0.0 0.0 0.0
12 HOUR SNOW 0.4 1.3 0.4 0.0
LOW END SNOW 0.0 0.0 0.0 0.0
HIGH END SNOW 2.2 2.4 0.5 0.0
SNOW LEVEL (KFT) 8.2 8.2 8.3 8.1 7.8 7.4 7.5 7.6 7.9 8.3 8.9 9.5 9.9 10.0 9.9 9.4 8.9
SNOW RATIO (:1) 5 6 6 6 6 7 8 7 6 5 4 3 2 1 1 1 1
SNOW DENSITY (%) 20 16 16 16 16 14 12 14 16 20 25 33 50 100 100 100 100
..EBBETTS PASS (8700 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV BK BK SC FW FW
CLOUD COVER (%) 85 85 90 95 95 90 90 85 85 75 70 70 55 55 35 25 15
TEMPERATURE 35 35 36 36 35 32 33 33 33 33 38 43 45 40 38 37 36
MAX/MIN TEMP 37 31 45 35
WIND DIR SW W W W W SW SW SW N N N N NW W W N NE
WIND (MPH) 6 6 6 9 10 8 9 6 10 12 12 12 14 23 23 21 18
WIND GUST (MPH) 10 10 10 13 16 11 13 11 16 19 19 18 23 34 34 32 27
PRECIP PROB (%) 50 80 80 90 90 60 80 50 70 70 60 60 30 30 5 5 5
PRECIP TYPE S S S S S S S S S S S R R R
6 HOUR QPF 0.06 0.29 0.16 0.06 0.13 0.10 0.06 0.00
6 HOUR SNOW 0.0 0.1 0.9 0.6 0.7 0.0 0.0 0.0
12 HOUR SNOW 0.1 1.5 0.7 0.0
LOW END SNOW 0.1 0.1 0.0 0.0
HIGH END SNOW 4.5 3.8 0.8 0.0
SNOW LEVEL (KFT) 8.1 8.2 8.3 8.2 7.9 7.6 7.6 7.7 7.9 8.3 8.9 9.5 9.7 9.9 9.8 9.3 8.9
SNOW RATIO (:1) 6 6 6 6 7 8 9 9 9 6 5 3 2 1 1 1 1
SNOW DENSITY (%) 16 16 16 16 14 12 11 11 11 16 20 33 50 100 100 100 100
..SONORA PASS (9800 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV BK BK SC FW FW
CLOUD COVER (%) 80 85 90 95 95 95 90 80 80 75 75 75 60 60 40 25 15
TEMPERATURE 31 32 36 35 33 31 30 30 29 31 37 40 41 37 35 34 32
MAX/MIN TEMP 37 27 42 31
WIND DIR SE W W W W W W NW N N N N N NW NW N NE
WIND (MPH) 4 6 8 10 12 9 8 5 10 14 13 13 16 19 25 24 20
WIND GUST (MPH) 6 9 12 14 18 13 12 8 14 23 21 20 24 29 39 35 31
PRECIP PROB (%) 40 80 80 90 90 60 80 60 60 60 60 60 40 40 10 10 5
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.05 0.51 0.12 0.03 0.10 0.10 0.13 0.00
6 HOUR SNOW 0.2 4.5 1.2 0.3 1.1 0.0 0.0 0.0
12 HOUR SNOW 4.7 1.5 1.1 0.0
LOW END SNOW 0.8 0.7 0.0 0.0
HIGH END SNOW 7.5 5.0 1.5 0.1
SNOW LEVEL (KFT) 8.2 8.3 8.3 8.1 7.9 7.7 7.6 7.8 8.0 8.3 9.0 9.4 9.8 9.8 9.7 9.3 9.0
SNOW RATIO (:1) 10 10 10 10 11 11 11 11 11 10 9 6 4 3 2 2 3
SNOW DENSITY (%) 10 10 10 10 9 9 9 9 9 10 11 16 25 33 50 50 33
..MATTERHORN GLACIER (11000 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV BK BK SC SC FW
CLOUD COVER (%) 80 80 90 95 95 90 90 85 85 80 75 75 60 60 40 30 15
TEMPERATURE 24 26 32 31 29 26 25 26 24 25 32 34 36 32 30 30 27
MAX/MIN TEMP 32 22 36 26
WIND DIR E N W W W W W NW N NW N N N NW NW NW NW
WIND (MPH) 8 6 9 10 9 11 11 8 10 14 14 14 16 17 27 25 24
WIND GUST (MPH) 11 11 14 16 14 17 17 12 16 23 23 23 24 25 41 37 36
PRECIP PROB (%) 40 70 90 90 90 80 70 60 70 70 60 60 40 40 10 10 5
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.04 0.26 0.06 0.09 0.08 0.05 0.11 0.00
6 HOUR SNOW 0.3 3.0 0.6 1.2 1.2 0.5 0.5 0.0
12 HOUR SNOW 3.3 1.8 1.7 0.5
LOW END SNOW 0.9 0.6 0.0 0.0
HIGH END SNOW 6.7 5.7 1.8 0.5
SNOW LEVEL (KFT) 8.2 8.4 8.5 8.4 8.1 7.8 7.7 7.8 8.0 8.3 8.8 9.3 9.6 9.7 9.5 9.3 9.0
SNOW RATIO (:1) 12 12 12 12 12 12 12 12 12 12 10 8 7 6 5 5 5
SNOW DENSITY (%) 8 8 8 8 8 8 8 8 8 8 10 12 14 16 20 20 20
..TIOGA ENTRY STATION (9950 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV BK BK SC SC FW
CLOUD COVER (%) 80 75 90 95 90 90 90 90 85 75 80 80 55 55 45 30 15
TEMPERATURE 28 30 36 34 33 29 28 27 27 28 35 38 40 34 32 32 29
MAX/MIN TEMP 36 24 40 28
WIND DIR NE W W W W W W W NE N NE N N NW NW NW NW
WIND (MPH) 5 4 8 9 9 8 9 5 8 10 11 11 13 13 24 21 19
WIND GUST (MPH) 9 6 11 13 13 11 13 9 12 14 18 18 20 21 36 33 28
PRECIP PROB (%) 20 60 90 90 90 80 70 60 60 60 70 70 30 30 10 10 5
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.04 0.31 0.06 0.08 0.07 0.04 0.07 0.00
6 HOUR SNOW 0.3 3.3 0.6 1.2 0.6 0.1 0.3 0.0
12 HOUR SNOW 3.6 1.8 0.7 0.3
LOW END SNOW 0.4 0.6 0.0 0.0
HIGH END SNOW 6.6 4.8 1.8 0.4
SNOW LEVEL (KFT) 8.1 8.4 8.5 8.3 8.1 7.8 7.7 7.8 8.0 8.1 8.7 9.2 9.4 9.5 9.6 9.3 9.0
SNOW RATIO (:1) 11 11 11 11 11 11 12 12 12 12 10 8 6 5 4 4 4
SNOW DENSITY (%) 9 9 9 9 9 9 8 8 8 8 10 12 16 20 25 25 25
..MT WARREN SUMMIT (12325 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV BK BK SC SC FW
CLOUD COVER (%) 85 75 90 95 90 90 85 85 90 80 75 75 55 55 40 30 20
TEMPERATURE 23 25 27 25 24 22 23 24 24 25 26 28 30 28 28 29 27
MAX/MIN TEMP 27 22 30 27
WIND DIR NE E NE W W W NW N N N N N N NW W NW NW
WIND (MPH) 8 8 5 11 11 11 11 9 11 12 14 14 17 18 28 25 24
WIND GUST (MPH) 11 12 9 16 17 17 17 12 16 19 23 21 26 28 42 37 35
PRECIP PROB (%) 30 60 90 90 80 80 70 60 60 60 60 60 30 30 10 10 5
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.03 0.31 0.05 0.12 0.07 0.06 0.08 0.00
6 HOUR SNOW 0.3 3.0 0.6 1.2 0.6 0.6 0.6 0.0
12 HOUR SNOW 3.3 1.8 1.2 0.6
LOW END SNOW 1.2 0.4 0.1 0.0
HIGH END SNOW 5.0 4.4 1.6 0.7
SNOW LEVEL (KFT) 8.2 8.5 8.6 8.4 8.2 7.9 7.8 7.9 8.0 8.2 8.7 9.3 9.5 9.6 9.6 9.3 9.0
SNOW RATIO (:1) 11 11 11 11 11 11 11 12 12 11 10 8 7 6 6 5 5
SNOW DENSITY (%) 9 9 9 9 9 9 9 8 8 9 10 12 14 16 16 20 20
..MAMMOTH MTN SUMMIT (11034 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV BK BK SC SC FW
CLOUD COVER (%) 80 70 85 90 85 90 95 85 80 70 80 80 55 60 45 30 15
TEMPERATURE 31 30 32 31 30 29 29 29 29 31 32 36 38 36 34 34 32
MAX/MIN TEMP 32 27 38 31
WIND DIR SW SW SW SW SW SW W W NW N N N N NW NW NW NW
WIND (MPH) 8 8 8 9 9 9 10 10 10 12 13 13 16 19 29 26 23
WIND GUST (MPH) 11 11 11 12 12 13 16 16 14 19 20 20 24 28 44 39 35
PRECIP PROB (%) 20 50 80 90 70 70 50 60 60 60 70 70 30 30 10 10 0
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.01 0.09 0.11 0.11 0.09 0.08 0.05 0.00
6 HOUR SNOW 0.0 0.6 1.2 1.2 0.9 0.4 0.0 0.0
12 HOUR SNOW 0.6 2.4 1.3 0.0
LOW END SNOW 0.2 0.3 0.1 0.0
HIGH END SNOW 3.0 3.4 1.6 0.0
SNOW LEVEL (KFT) 8.0 8.1 8.3 8.2 8.0 7.7 7.5 7.5 7.7 8.0 8.6 9.1 9.3 9.4 9.3 9.2 9.0
SNOW RATIO (:1) 8 8 8 8 8 9 10 11 11 10 8 6 4 4 3 3 3
SNOW DENSITY (%) 12 12 12 12 12 11 10 9 9 10 12 16 25 25 33 33 33
..MAMMOTH MTN SESAME SNOW PLOT (9025 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV BK OV OV OV OV OV OV OV OV OV OV BK BK SC SC FW
CLOUD COVER (%) 80 70 85 90 85 90 95 85 80 70 80 80 55 55 45 30 15
TEMPERATURE 34 35 37 37 36 33 33 34 33 34 37 42 44 40 38 37 36
MAX/MIN TEMP 39 31 44 35
WIND DIR SW SW SW SW SW SW SW SW W N N N N NW NW NW N
WIND (MPH) 2 3 5 6 6 5 3 2 2 3 5 8 6 5 6 6 6
WIND GUST (MPH) 9 12 17 20 20 18 12 11 10 12 20 21 23 20 20 20 20
PRECIP PROB (%) 20 50 80 90 70 70 60 60 60 60 70 70 30 30 10 10 0
PRECIP TYPE S S S S S S S S S S S S S R
6 HOUR QPF 0.01 0.10 0.10 0.09 0.08 0.06 0.04 0.00
6 HOUR SNOW 0.0 0.0 0.5 0.9 0.6 0.0 0.0 0.0
12 HOUR SNOW 0.0 1.4 0.6 0.0
LOW END SNOW 0.0 0.2 0.0 0.0
HIGH END SNOW 2.7 3.4 1.3 0.0
SNOW LEVEL (KFT) 8.0 8.1 8.3 8.2 8.0 7.7 7.5 7.5 7.7 8.0 8.6 9.1 9.3 9.4 9.3 9.2 9.0
SNOW RATIO (:1) 6 7 6 6 7 8 10 10 10 9 6 4 3 2 2 2 2
SNOW DENSITY (%) 16 14 16 16 14 12 10 10 10 11 16 25 33 50 50 50 50
..MAMMOTH MTN CANYON BASE (8358 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK BK OV OV OV OV OV OV OV OV OV OV BK BK SC FW FW
CLOUD COVER (%) 70 65 80 90 80 85 90 80 75 75 80 80 55 55 40 25 10
TEMPERATURE 36 40 44 45 44 39 38 37 34 38 44 49 51 46 42 40 37
MAX/MIN TEMP 48 32 52 36
WIND DIR SW W SW SW SW SW SW W W N N N N NW NW NW NW
WIND (MPH) 2 2 3 4 5 4 2 2 2 2 3 4 5 5 5 4 4
WIND GUST (MPH) 6 9 12 17 18 16 11 8 8 10 16 19 19 18 18 17 16
PRECIP PROB (%) 20 50 70 90 70 70 50 60 60 60 70 70 30 30 10 10 0
PRECIP TYPE S S S S S S S S S S S R R R
6 HOUR QPF 0.01 0.09 0.11 0.08 0.06 0.09 0.04 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.1 0.3 0.0 0.0 0.0
12 HOUR SNOW 0.0 0.1 0.3 0.0
LOW END SNOW 0.0 0.1 0.0 0.0
HIGH END SNOW 1.5 2.3 0.9 0.0
SNOW LEVEL (KFT) 8.1 8.2 8.4 8.3 8.0 7.7 7.6 7.5 7.7 8.0 8.6 9.0 9.3 9.4 9.3 9.2 9.0
SNOW RATIO (:1) 5 5 5 5 6 6 8 8 8 7 5 3 1 1 1 1 1
SNOW DENSITY (%) 20 20 20 20 16 16 12 12 12 14 20 33 100 100 100 100 100
..BARCROFT RESEARCH STATION (12470 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC BK BK OV OV OV OV BK OV OV BK BK BK OV BK SC FW
CLOUD COVER (%) 40 55 70 80 85 85 75 70 75 75 65 65 55 80 55 35 15
TEMPERATURE 21 23 26 26 25 22 20 20 19 21 24 26 26 27 26 26 26
MAX/MIN TEMP 27 19 28 26
WIND DIR E SE SW SW SW SW N N NE W NW NW NW NW W W W
WIND (MPH) 11 9 6 11 10 4 9 10 9 12 12 12 17 23 29 26 21
WIND GUST (MPH) 17 13 10 17 16 6 13 16 14 18 18 19 25 35 46 40 33
PRECIP PROB (%) 10 30 40 70 70 50 30 40 60 60 50 50 30 30 10 10 0
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.07 0.25 0.14 0.24 0.10 0.02 0.03 0.00
6 HOUR SNOW 0.6 2.7 1.5 2.7 1.2 0.0 0.0 0.0
12 HOUR SNOW 3.3 4.2 1.2 0.0
LOW END SNOW 0.0 0.4 0.1 0.0
HIGH END SNOW 4.6 5.1 2.3 0.5
SNOW LEVEL (KFT) 8.4 8.5 8.8 8.9 8.8 8.5 8.3 8.1 7.8 7.9 8.3 8.7 9.0 9.4 9.5 9.1 8.8
SNOW RATIO (:1) 10 11 11 10 10 11 11 12 12 12 11 10 9 9 8 8 7
SNOW DENSITY (%) 10 9 9 10 10 9 9 8 8 8 9 10 11 11 12 12 14
..ROCK CREEK LAKES (9700 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER BK BK OV OV OV OV OV OV OV OV OV OV BK BK SC SC FW
CLOUD COVER (%) 55 60 70 85 80 90 80 75 75 75 75 75 55 60 45 35 15
TEMPERATURE 29 31 39 40 37 35 32 29 27 29 37 41 42 39 36 33 30
MAX/MIN TEMP 42 24 43 29
WIND DIR NW NE W SW W W W W NW NW N NW NW NW W W W
WIND (MPH) 8 4 5 8 8 8 8 9 8 10 11 12 16 19 27 20 18
WIND GUST (MPH) 11 6 8 12 11 11 12 13 11 16 18 19 24 28 41 32 28
PRECIP PROB (%) 20 40 60 80 70 70 30 60 60 60 60 60 30 30 10 10 0
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.08 0.06 0.09 0.08 0.09 0.09 0.05 0.00
6 HOUR SNOW 0.9 0.1 1.0 0.9 1.2 0.3 0.0 0.0
12 HOUR SNOW 1.0 1.9 1.5 0.0
LOW END SNOW 0.0 0.1 0.1 0.0
HIGH END SNOW 3.5 3.2 1.9 0.3
SNOW LEVEL (KFT) 8.3 8.4 8.6 8.6 8.4 8.0 7.8 7.7 7.8 8.0 8.6 8.9 9.2 9.4 9.5 9.2 9.0
SNOW RATIO (:1) 10 10 10 10 10 10 11 11 12 11 10 8 7 5 5 4 4
SNOW DENSITY (%) 10 10 10 10 10 10 9 9 8 9 10 12 14 20 20 25 25
..BEAR CREEK SPIRE (13745 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER OV BK OV OV OV OV OV OV OV OV OV OV BK BK BK SC FW
CLOUD COVER (%) 75 60 75 85 80 95 85 85 75 75 80 80 55 65 55 45 15
TEMPERATURE 19 21 24 25 23 21 20 19 18 20 23 26 27 25 24 25 23
MAX/MIN TEMP 25 17 27 23
WIND DIR E SE W W W W NW NW E NW NE N NW NW W W NW
WIND (MPH) 9 9 8 10 9 9 9 9 9 11 13 13 17 19 27 23 19
WIND GUST (MPH) 13 12 11 14 13 13 13 12 12 18 20 21 26 29 41 34 29
PRECIP PROB (%) 20 40 60 80 70 60 40 50 60 60 70 70 30 30 10 10 5
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.13 0.13 0.09 0.09 0.07 0.05 0.00
6 HOUR SNOW 0.0 1.5 1.8 1.2 1.2 0.6 0.6 0.0
12 HOUR SNOW 1.5 3.0 1.8 0.6
LOW END SNOW 0.6 0.2 0.4 0.0
HIGH END SNOW 4.6 5.0 3.6 0.7
SNOW LEVEL (KFT) 8.2 8.2 8.5 8.6 8.3 8.0 7.8 7.7 7.7 7.8 8.6 8.9 9.2 9.5 9.5 9.2 9.0
SNOW RATIO (:1) 12 13 13 12 12 12 13 13 13 13 12 11 10 10 9 9 8
SNOW DENSITY (%) 8 7 7 8 8 8 7 7 7 7 8 9 10 10 11 11 12
..SOUTH LAKE (9600 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC BK BK OV OV OV OV OV OV OV OV OV BK BK SC SC FW
CLOUD COVER (%) 50 55 70 75 75 90 85 80 75 75 70 70 50 65 50 40 15
TEMPERATURE 26 28 39 41 39 31 28 27 25 27 38 42 41 33 32 30 29
MAX/MIN TEMP 42 23 43 28
WIND DIR S E S SW SW W W NW NW NW N N N NW W W NW
WIND (MPH) 6 5 6 8 6 6 6 5 5 8 9 10 14 17 24 20 16
WIND GUST (MPH) 10 9 9 11 10 9 10 8 8 12 14 16 23 26 36 31 24
PRECIP PROB (%) 20 40 50 60 60 50 40 50 60 60 60 60 30 30 10 10 0
PRECIP TYPE S S S S S S S S S S S S S S
6 HOUR QPF 0.01 0.09 0.10 0.09 0.06 0.06 0.05 0.00
6 HOUR SNOW 0.0 0.1 0.8 0.9 0.6 0.0 0.4 0.0
12 HOUR SNOW 0.1 1.7 0.6 0.4
LOW END SNOW 0.1 0.3 0.1 0.0
HIGH END SNOW 3.1 4.8 2.7 0.8
SNOW LEVEL (KFT) 8.2 8.2 8.4 8.7 8.5 8.1 7.9 7.7 7.7 7.9 8.3 8.7 9.0 9.3 9.4 9.2 9.0
SNOW RATIO (:1) 10 11 11 10 10 11 11 12 12 12 11 9 8 7 6 5 5
SNOW DENSITY (%) 10 9 9 10 10 9 9 8 8 8 9 11 12 14 16 20 20
..HURD PEAK SUMMIT (12165 FT)
DATE MONDAY 05/04/26 TUESDAY 05/05/26
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER SC BK BK OV OV OV OV OV OV OV OV OV BK BK SC SC FW
CLOUD COVER (%) 50 60 70 75 75 90 85 80 75 75 75 75 50 60 50 40 15
TEMPERATURE 26 27 36 38 35 30 29 27 26 25 34 39 37 33 32 31 29
MAX/MIN TEMP 40 23 41 28
WIND DIR SW E S SW SW SW W NW NW NW N N N NW W W NW
WIND (MPH) 6 6 6 9 8 6 6 5 5 8 10 11 14 17 23 20 16
WIND GUST (MPH) 10 9 10 12 11 10 10 8 9 12 16 17 23 25 35 32 24
PRECIP PROB (%) 10 40 50 70 70 60 40 50 60 60 60 60 30 30 10 10 5
PRECIP TYPE S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.03 0.09 0.08 0.06 0.07 0.06 0.00
6 HOUR SNOW 0.0 0.5 1.2 0.9 0.6 0.6 0.6 0.0
12 HOUR SNOW 0.5 2.1 1.2 0.6
LOW END SNOW 0.2 0.3 0.2 0.0
HIGH END SNOW 2.9 4.9 2.9 0.8
SNOW LEVEL (KFT) 8.1 8.2 8.4 8.6 8.5 8.0 7.8 7.7 7.6 7.8 8.3 8.7 9.0 9.3 9.4 9.2 9.0
SNOW RATIO (:1) 12 12 12 12 12 12 12 12 13 12 12 11 10 9 8 7 6
SNOW DENSITY (%) 8 8 8 8 8 8 8 8 7 8 8 9 10 11 12 14 16
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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