690
FWUS45 KREV 182133
AVGREV
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE RENO NV
232 PM PDT MON MAY 18 2026
..FREDONYER PASS (5800 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW CL CL CL CL CL CL FW FW FW SC BK FW FW FW SC
CLOUD COVER (%) 15 10 5 5 5 5 5 5 10 10 5 35 65 20 15 25 35
TEMPERATURE 58 51 42 38 35 46 57 63 65 58 48 43 41 51 64 68 70
MIN/MAX TEMP 35 65 41 70
WIND DIR E E NE E NE E E E E E N N N SE S SW W
WIND (MPH) 5 3 3 3 3 5 6 4 4 3 2 2 2 1 4 5 5
WIND GUST (MPH) 12 9 8 5 5 11 13 11 9 6 5 4 4 3 9 11 11
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) 7.0 6.8 6.3 5.8 5.5 6.3 7.3 8.0 8.6 8.6 8.3 7.9 7.7 7.1 8.5 9.5 10.1
SNOW RATIO (:1) 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 0 100 100 100 0 0 0 0 0 0 0 0 0 0 0
..YUBA PASS (6700 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW CL CL CL CL CL CL CL CL FW CL FW BK FW FW FW SC
CLOUD COVER (%) 5 0 0 5 5 5 5 0 5 5 5 15 55 20 15 20 30
TEMPERATURE 51 45 37 34 32 40 52 58 60 52 42 39 38 47 59 64 62
MIN/MAX TEMP 32 60 37 64
WIND DIR NE E E E E E E E NE E S S S SE W W W
WIND (MPH) 10 8 6 6 6 9 9 5 5 4 4 4 3 3 5 6 9
WIND GUST (MPH) 20 18 14 11 13 19 19 13 12 9 9 8 6 6 11 13 18
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) 6.6 6.2 5.8 5.6 5.6 6.5 7.4 8.0 8.4 8.4 8.1 7.8 7.7 7.3 8.5 9.4 9.9
SNOW RATIO (:1) 1 1 1 2 2 2 1 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 100 100 100 50 50 50 100 0 0 0 0 0 0 0 0 0 0
..LITTLE TRUCKEE SUMMIT (6400 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW CL CL CL CL CL CL CL CL CL CL FW BK FW FW FW SC
CLOUD COVER (%) 5 0 0 5 5 5 0 0 5 5 5 10 55 25 20 20 40
TEMPERATURE 53 46 38 34 32 41 55 62 62 53 42 38 37 46 64 68 66
MIN/MAX TEMP 31 64 36 68
WIND DIR NE NE E E E E E E NE N S S S S SW W W
WIND (MPH) 6 4 3 2 2 6 6 4 4 2 2 2 2 1 3 4 6
WIND GUST (MPH) 13 9 6 4 5 12 13 9 9 4 4 5 5 4 6 9 11
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) 6.6 6.2 5.9 5.6 5.6 6.5 7.4 8.0 8.4 8.3 7.9 7.6 7.4 7.1 8.5 9.4 9.9
SNOW RATIO (:1) 0 0 1 1 2 1 0 0 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 0 0 100 100 50 100 0 0 0 0 0 0 0 0 0 0 0
..DONNER PASS (7200 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL CL CL CL CL CL CL CL CL CL CL FW SC FW FW FW SC
CLOUD COVER (%) 5 0 0 0 5 0 0 0 0 5 5 5 45 25 15 20 35
TEMPERATURE 47 41 35 33 32 38 49 55 55 47 39 37 35 43 56 61 59
MIN/MAX TEMP 31 57 35 61
WIND DIR NE NE NE E NE E E E NE N NE NE E S SW W W
WIND (MPH) 12 11 16 16 14 12 8 6 9 6 4 4 5 5 5 8 10
WIND GUST (MPH) 18 17 24 24 21 18 12 9 12 9 6 6 9 8 8 12 14
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) 6.6 6.1 5.8 5.7 5.7 6.7 7.6 8.2 8.6 8.4 8.0 7.7 7.5 7.5 8.5 9.5 10.0
SNOW RATIO (:1) 3 3 3 4 4 4 2 1 0 0 0 0 0 0 0 0 0
SNOW DENSITY (%) 33 33 33 25 25 25 50 100 0 0 0 0 0 0 0 0 0
..MT ROSE SUMMIT (8900 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW CL CL CL FW CL CL CL CL FW CL FW SC SC FW SC SC
CLOUD COVER (%) 10 5 5 5 5 5 5 0 5 5 5 10 35 30 20 30 50
TEMPERATURE 40 37 32 30 28 37 43 48 50 44 38 37 36 43 51 54 55
MIN/MAX TEMP 28 50 35 56
WIND DIR NE NE E E E E E E NE N W SW SW SW S SW W
WIND (MPH) 11 11 16 17 13 10 8 6 6 4 5 5 8 6 6 5 6
WIND GUST (MPH) 17 17 24 25 20 16 11 9 10 6 9 8 11 9 9 9 9
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) 6.5 6.2 5.8 5.8 5.8 6.4 7.3 7.9 8.2 7.9 7.5 7.2 7.1 6.7 8.3 9.2 9.8
SNOW RATIO (:1) 6 7 8 8 8 7 5 3 2 2 2 2 2 1 1 0 0
SNOW DENSITY (%) 16 14 12 12 12 14 20 33 50 50 50 50 50 100 100 0 0
..HOMEWOOD (8000 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL CL CL CL CL CL CL CL CL CL CL CL SC FW FW FW SC
CLOUD COVER (%) 5 0 0 5 5 0 0 5 5 0 0 5 35 15 15 20 30
TEMPERATURE 47 44 40 39 37 45 48 54 56 50 45 43 41 51 55 58 60
MIN/MAX TEMP 36 57 40 60
WIND DIR E E E E E E E E NE W E E E SE S W W
WIND (MPH) 13 13 18 14 12 10 8 6 8 6 6 6 6 6 6 9 11
WIND GUST (MPH) 19 20 26 23 18 14 12 9 12 10 9 9 9 9 9 13 16
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) 6.7 6.5 6.2 6.1 6.1 6.7 7.3 7.9 8.5 8.4 7.9 7.7 7.6 7.8 8.5 9.3 10.0
SNOW RATIO (:1) 4 4 4 4 4 4 3 1 0 0 1 1 1 0 0 0 0
SNOW DENSITY (%) 25 25 25 25 25 25 33 100 0 0 100 100 100 0 0 0 0
..ECHO PASS (7500 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW CL CL CL FW CL CL CL CL CL CL CL FW FW FW FW SC
CLOUD COVER (%) 5 5 5 5 5 0 0 0 5 5 5 5 20 15 15 20 30
TEMPERATURE 46 44 39 36 35 42 48 54 54 51 44 42 40 49 56 60 58
MIN/MAX TEMP 34 56 39 61
WIND DIR NE E E E E E E N N NW SE SE SE SE W W W
WIND (MPH) 11 9 9 8 6 8 6 5 5 2 1 1 1 1 3 5 6
WIND GUST (MPH) 19 17 14 12 12 13 13 13 12 6 4 4 4 4 9 12 14
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) 6.4 6.0 5.8 5.7 5.7 6.6 7.5 8.1 8.5 8.1 7.8 7.5 7.3 7.2 8.5 9.5 10.1
SNOW RATIO (:1) 3 4 4 4 4 4 2 1 0 1 1 1 1 0 0 0 0
SNOW DENSITY (%) 33 25 25 25 25 25 50 100 0 100 100 100 100 0 0 0 0
..CARSON PASS (8800 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL CL CL CL CL CL CL CL CL CL CL CL FW FW FW FW SC
CLOUD COVER (%) 5 5 0 5 5 0 0 0 5 0 0 5 15 15 15 20 30
TEMPERATURE 44 39 35 32 30 38 46 52 52 46 40 38 36 46 55 58 57
MIN/MAX TEMP 29 54 35 59
WIND DIR E E E E E E E NE NE NW SE S S S W W W
WIND (MPH) 13 17 21 16 10 9 6 8 8 9 9 9 9 6 5 8 9
WIND GUST (MPH) 19 26 32 23 16 12 10 11 11 13 12 13 13 9 9 11 13
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) 6.3 5.9 5.7 5.6 5.7 6.4 7.4 8.2 8.5 8.1 7.7 7.1 7.1 7.1 8.5 9.5 10.1
SNOW RATIO (:1) 6 6 6 6 7 6 4 2 1 2 2 2 2 1 1 0 0
SNOW DENSITY (%) 16 16 16 16 14 16 25 50 100 50 50 50 50 100 100 0 0
..EBBETTS PASS (8700 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW CL CL CL FW CL CL CL CL CL CL CL FW FW SC FW SC
CLOUD COVER (%) 5 5 0 5 5 0 0 0 5 5 5 5 15 20 30 25 35
TEMPERATURE 44 38 33 31 29 37 46 51 53 46 39 37 35 45 54 57 55
MIN/MAX TEMP 28 53 34 57
WIND DIR NE NE E E E E E NE N N E E SE S W W W
WIND (MPH) 13 14 18 14 10 9 6 8 8 10 9 9 9 6 5 6 8
WIND GUST (MPH) 20 23 27 21 16 12 9 11 11 14 13 13 13 9 8 9 12
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) 6.3 5.9 5.7 5.6 5.6 6.4 7.5 8.2 8.5 7.9 7.3 7.0 6.9 7.0 8.5 9.4 10.1
SNOW RATIO (:1) 5 6 7 7 7 6 3 2 1 1 2 1 1 1 0 0 0
SNOW DENSITY (%) 20 16 14 14 14 16 33 50 100 100 50 100 100 100 0 0 0
..SONORA PASS (9800 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW CL CL CL CL CL CL FW FW CL CL FW FW SC SC SC
CLOUD COVER (%) 5 5 5 5 5 0 0 0 10 5 5 5 10 20 35 25 35
TEMPERATURE 41 34 29 27 25 34 44 49 48 41 34 32 31 41 51 55 53
MIN/MAX TEMP 24 50 30 55
WIND DIR NE NE E E E E E NE N NW NE E SE S W W W
WIND (MPH) 12 13 17 13 10 9 5 8 9 10 9 9 9 6 4 8 10
WIND GUST (MPH) 18 19 25 19 16 13 9 12 12 14 13 12 12 9 6 12 14
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) 6.4 5.9 5.6 5.6 5.6 6.4 7.6 8.5 8.6 8.0 7.4 6.9 6.9 6.8 8.5 9.6 10.1
SNOW RATIO (:1) 9 12 13 12 12 10 6 4 3 4 4 4 4 3 2 1 1
SNOW DENSITY (%) 11 8 7 8 8 10 16 25 33 25 25 25 25 33 50 100 100
..MATTERHORN GLACIER (11000 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW CL CL FW CL CL FW FW FW CL CL FW FW SC SC SC
CLOUD COVER (%) 5 5 0 0 5 5 0 10 15 5 5 5 5 10 30 25 50
TEMPERATURE 37 31 25 22 20 27 37 42 43 36 30 27 25 33 45 48 46
MIN/MAX TEMP 19 43 25 48
WIND DIR NE NE NE E E E E N NW NE NE SE S SW W W W
WIND (MPH) 12 14 14 12 10 9 5 8 8 9 6 6 6 5 4 5 8
WIND GUST (MPH) 18 21 23 19 16 13 9 12 12 13 10 9 10 8 6 9 11
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) 6.4 5.9 5.7 5.7 5.7 6.5 7.6 8.4 8.7 8.0 7.1 6.8 6.7 6.6 8.5 9.6 10.2
SNOW RATIO (:1) 14 15 15 15 14 13 10 8 7 7 7 7 7 6 5 3 3
SNOW DENSITY (%) 7 6 6 6 7 7 10 12 14 14 14 14 14 16 20 33 33
..TIOGA ENTRY STATION (9950 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW CL CL CL CL CL FW FW FW CL CL FW FW SC SC SC
CLOUD COVER (%) 5 10 0 0 5 5 0 10 10 10 5 5 5 10 30 30 50
TEMPERATURE 41 33 28 25 22 31 42 47 48 41 33 30 28 37 50 53 52
MIN/MAX TEMP 21 48 27 53
WIND DIR NE NE E E E E E NE N NW NE E SW SW W W W
WIND (MPH) 11 13 13 11 10 8 5 6 8 9 6 5 4 3 4 5 6
WIND GUST (MPH) 16 19 20 17 14 12 8 10 12 12 10 8 6 5 6 9 10
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) 6.6 6.0 5.8 5.7 5.7 6.4 7.5 8.3 8.8 8.1 7.1 6.8 6.7 6.5 8.6 9.6 10.1
SNOW RATIO (:1) 12 14 15 15 13 12 9 7 5 6 6 6 6 5 3 1 1
SNOW DENSITY (%) 8 7 6 6 7 8 11 14 20 16 16 16 16 20 33 100 100
..MT WARREN SUMMIT (12325 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL CL CL CL FW CL CL CL FW CL CL FW FW FW SC SC SC
CLOUD COVER (%) 5 5 0 0 5 5 0 5 5 5 5 5 10 15 30 30 45
TEMPERATURE 29 27 23 22 20 26 30 35 37 35 29 28 26 34 37 40 41
MIN/MAX TEMP 20 37 26 42
WIND DIR NE NE E E E E E NE N NW W W SW SW W W W
WIND (MPH) 12 13 13 11 9 8 5 6 9 9 5 4 5 4 5 5 5
WIND GUST (MPH) 18 20 19 16 13 12 9 10 12 12 9 5 8 5 8 9 9
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) 6.5 6.0 5.8 5.7 5.7 6.3 7.3 8.1 8.5 8.0 7.1 6.7 6.6 6.4 8.4 9.4 10.0
SNOW RATIO (:1) 13 14 14 14 14 12 11 9 8 8 8 8 8 7 6 4 4
SNOW DENSITY (%) 7 7 7 7 7 8 9 11 12 12 12 12 12 14 16 25 25
..MAMMOTH MTN SUMMIT (11034 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW CL CL CL CL CL FW FW FW FW FW FW FW SC SC SC
CLOUD COVER (%) 5 10 5 0 5 5 0 10 15 10 10 5 5 10 30 30 45
TEMPERATURE 38 35 30 28 26 33 38 44 44 42 36 33 32 41 46 51 48
MIN/MAX TEMP 25 45 31 51
WIND DIR N NE NE NE NE NE NE N N NW N NW W W W SW W
WIND (MPH) 12 16 16 12 10 9 5 6 8 11 10 4 5 4 4 4 5
WIND GUST (MPH) 19 23 23 19 14 12 9 10 11 17 14 6 8 6 6 5 8
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) 6.6 6.1 5.7 5.6 5.6 6.4 7.5 8.4 8.7 8.1 7.2 6.6 6.6 6.3 8.2 9.4 10.0
SNOW RATIO (:1) 7 8 11 11 11 9 6 4 3 4 4 4 4 4 2 1 1
SNOW DENSITY (%) 14 12 9 9 9 11 16 25 33 25 25 25 25 25 50 100 100
..MAMMOTH MTN SESAME SNOW PLOT (9025 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW CL CL CL CL CL FW FW FW FW FW FW FW SC SC SC
CLOUD COVER (%) 5 5 5 5 5 5 0 10 10 10 10 5 5 10 30 30 50
TEMPERATURE 44 39 34 32 31 37 44 50 50 45 40 37 36 45 52 56 54
MIN/MAX TEMP 29 52 35 57
WIND DIR N NE N N N NE NE N N NW N N N N W SW W
WIND (MPH) 10 9 6 2 2 4 4 5 5 3 2 0 0 0 3 4 6
WIND GUST (MPH) 28 27 19 11 10 14 17 17 17 12 10 6 5 4 13 13 19
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) 6.6 6.1 5.8 5.6 5.6 6.4 7.5 8.4 8.6 8.1 7.1 6.6 6.5 6.3 8.2 9.4 10.0
SNOW RATIO (:1) 4 5 8 8 9 8 4 2 1 2 2 2 2 2 1 0 0
SNOW DENSITY (%) 25 20 12 12 11 12 25 50 100 50 50 50 50 50 100 0 0
..MAMMOTH MTN CANYON BASE (8358 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW CL CL CL CL CL FW FW FW FW CL CL FW FW SC SC
CLOUD COVER (%) 5 10 5 5 5 5 0 5 5 10 10 5 5 10 25 25 40
TEMPERATURE 53 47 38 34 32 41 51 58 58 52 44 40 37 48 59 65 63
MIN/MAX TEMP 31 61 36 66
WIND DIR N NE W W N N E N N NW NW N N N N W W
WIND (MPH) 10 8 3 1 0 1 2 3 3 2 1 0 0 0 0 2 4
WIND GUST (MPH) 27 25 14 8 6 10 13 14 14 11 6 4 4 3 9 10 17
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) 6.6 6.1 5.7 5.5 5.5 6.3 7.4 8.3 8.6 8.1 7.1 6.6 6.5 6.2 8.2 9.3 9.9
SNOW RATIO (:1) 2 3 6 6 7 5 2 1 0 0 1 1 1 1 0 0 0
SNOW DENSITY (%) 50 33 16 16 14 20 50 100 0 0 100 100 100 100 0 0 0
..BARCROFT RESEARCH STATION (12470 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW FW FW FW FW CL CL FW FW FW FW FW FW SC SC SC
CLOUD COVER (%) 10 15 10 5 10 5 5 0 10 15 10 15 15 20 30 35 45
TEMPERATURE 27 24 20 18 17 23 28 31 32 30 25 23 22 28 34 37 38
MIN/MAX TEMP 17 33 22 38
WIND DIR N N NE N N N W NW N NE NE W W W SW SW W
WIND (MPH) 14 14 11 8 5 4 4 8 8 6 5 5 5 4 4 3 3
WIND GUST (MPH) 23 23 17 12 9 6 5 11 12 10 9 9 8 6 5 4 4
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) 6.6 6.2 5.9 5.7 5.6 6.0 7.0 7.7 8.0 7.5 6.8 6.5 6.2 5.5 7.6 8.8 9.4
SNOW RATIO (:1) 15 16 16 17 15 14 13 12 11 11 11 10 10 10 9 6 6
SNOW DENSITY (%) 6 6 6 5 6 7 7 8 9 9 9 10 10 10 11 16 16
..ROCK CREEK LAKES (9700 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW CL FW CL CL CL FW FW FW FW FW FW FW SC SC
CLOUD COVER (%) 5 10 5 5 5 5 0 5 5 15 10 10 10 10 20 30 40
TEMPERATURE 43 37 32 28 25 31 43 47 49 46 38 33 30 37 50 54 53
MIN/MAX TEMP 23 50 28 55
WIND DIR N N W W W NE NE N N NW W W W W N SW W
WIND (MPH) 13 13 11 8 4 4 5 8 8 8 5 4 4 3 5 4 3
WIND GUST (MPH) 19 20 17 11 6 6 8 11 12 12 9 5 6 5 8 5 5
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) 6.7 6.3 6.0 5.8 5.8 6.5 7.5 8.1 8.6 8.2 7.6 7.2 6.9 7.0 8.4 9.3 9.9
SNOW RATIO (:1) 12 14 14 15 13 12 9 6 4 4 5 6 6 5 3 1 1
SNOW DENSITY (%) 8 7 7 6 7 8 11 16 25 25 20 16 16 20 33 100 100
..BEAR CREEK SPIRE (13745 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW FW FW CL CL FW FW FW FW FW FW FW FW SC SC
CLOUD COVER (%) 5 10 10 5 5 5 5 10 20 15 15 15 10 15 20 25 45
TEMPERATURE 28 23 18 17 15 21 28 31 33 29 23 22 20 27 34 37 35
MIN/MAX TEMP 15 33 20 37
WIND DIR N NE NE N SW E NW NW N N NW W W W W W W
WIND (MPH) 12 13 11 6 4 4 5 8 8 8 6 3 4 3 5 6 4
WIND GUST (MPH) 18 19 17 10 6 5 9 11 11 12 10 5 5 5 8 9 5
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) 6.9 6.2 5.9 5.8 5.8 6.6 7.8 8.5 9.0 8.4 7.7 7.1 6.9 7.1 9.0 9.9 10.4
SNOW RATIO (:1) 16 17 17 17 16 15 13 12 11 11 11 11 11 9 8 6 6
SNOW DENSITY (%) 6 5 5 5 6 6 7 8 9 9 9 9 9 11 12 16 16
..SOUTH LAKE (9600 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW FW FW FW CL FW FW FW FW FW FW FW FW FW SC SC
CLOUD COVER (%) 15 15 15 10 10 5 10 20 15 15 15 15 10 15 25 30 45
TEMPERATURE 42 32 29 26 25 29 43 48 48 38 34 30 28 35 51 55 53
MIN/MAX TEMP 23 50 28 55
WIND DIR N N W SW S E N N NW NW W W W W NE SW W
WIND (MPH) 10 10 8 5 4 4 5 5 4 6 5 4 5 3 4 5 4
WIND GUST (MPH) 16 16 12 9 6 5 8 9 6 9 9 6 8 5 6 8 5
PRECIP PROB (%) 0 0 0 0 0 0 0 5 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) 6.7 6.3 5.9 5.7 5.8 6.5 7.7 8.4 8.7 8.1 7.5 7.2 7.0 7.2 8.8 9.6 10.2
SNOW RATIO (:1) 12 14 15 16 14 12 10 8 6 6 7 7 7 6 4 2 2
SNOW DENSITY (%) 8 7 6 6 7 8 10 12 16 16 14 14 14 16 25 50 50
..HURD PEAK SUMMIT (12165 FT)
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW FW FW FW CL FW SC FW FW FW FW FW FW FW SC SC
CLOUD COVER (%) 20 15 10 10 5 5 15 25 20 15 15 15 10 15 25 30 45
TEMPERATURE 41 34 28 26 24 28 39 44 46 39 33 30 29 35 47 52 50
MIN/MAX TEMP 22 47 27 53
WIND DIR N N NW W SE NE N N N NW NW W W W W W W
WIND (MPH) 10 9 8 5 4 3 5 5 5 5 5 4 5 3 5 5 4
WIND GUST (MPH) 14 13 12 9 6 5 8 9 8 9 9 6 8 5 8 9 6
PRECIP PROB (%) 0 0 0 0 0 0 0 5 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 0.1 0.1 0.0
SNOW LEVEL (KFT) 6.8 6.2 5.9 5.8 5.8 6.6 7.9 8.5 8.9 8.1 7.5 7.2 7.0 7.2 9.0 9.9 10.4
SNOW RATIO (:1) 15 17 16 17 15 14 12 11 9 9 10 10 9 8 5 4 4
SNOW DENSITY (%) 6 5 6 5 6 7 8 9 11 11 10 10 11 12 20 25 25
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page