SNOW COURSE: ARCTIC VALLEY # 4
ID NUMBER = 49M04
ELEVATION = 2130 ft.
LATITUDE = 61 deg. 14 min.
LONGITUDE = 149 deg. 33 min.
REMARKS - WITHIN BIRCH/SPRUCE FOREST. NO WIND EFFECTS.
year/ January February March April May
date dep swe date dep swe date dep swe date dep swe date dep swe
---- --- ----- ---- --- ----- ---- --- ----- ---- --- ----- ---- --- -----
64 EST 15 3.3 3/04 21 4.0 4/07 25 5.7 5/08 26 6.3
65 EST 25 5.7 3/03 34 6.8 3/31 23 3.9
66 2/03 21 4.9 2/25 23 5.0 3/31 31 6.5 5/02 8 1.9
67 1/31 20 4.2 3/01 26 5.5 3/31 23 4.8 4/28 19 4.9
68 1/31 26 6.7 2/28 29 7.2 4/02 28 7.4 5/01 15 4.1
69 1/29 18 3.6 2/26 26 4.2 4/01 24 5.3 4/30 2 0.6
70 2/03 26 4.2 2/26 24 5.2 4/03 25 6.1 5/01 18 4.7
71 1/28 15 2.7 2/24 24 4.6 4/02 24 5.4 5/04 0 0.0
72 1/31 30 7.2 3/01 30 8.5 3/31 35 9.0 5/01 31 7.2
73 1/30 27 4.8 2/28 25 5.3 4/02 26 6.1 4/30 14 3.7
74 2/01 17 3.6 2/27 22 4.4 4/01 20 5.0 4/30 11 3.1
75 1/30 29 7.5 2/28 33 8.5 3/28 32 8.9 5/01 28 8.8
76 2/02 17 3.0 3/02 23 4.8 3/31 29 7.2 5/03 8 2.3
77 2/01 24 6.5 2/25 24 7.0 4/01 33 8.5 4/30 25 7.4
78 2/01 16 2.9 2/28 22 5.5 4/04 18 4.3 4/27 0 0.0
79 2/05 36 9.7 2/27 32 9.6 3/30 46 12.4 4/27 29 10.4
80 1/31 25 5.8 2/28 30 8.4 3/31 31 8.1 4/30 3 1.1
81 2/04 18 3.5 3/02 24 5.0 4/01 23 5.9 5/01 1 0.2
82 1/29 21 4.9 2/26 13 4.3 3/30 16 4.8 4/29 13 5.1
83 1/28 27 7.3 2/25 29 8.1 3/30 24 7.3 5/03 13 4.2
84 1/31 24 5.0 2/29 28 6.8 4/02 24 6.8 5/01 21 7.1
85 2/01 16 3.2 3/05 22 4.4 4/01 26 6.9 4/30 21 6.0
86 1/30 12 2.6 2/27 18 3.6 3/31 24 4.6 4/29 12 3.9
87 1/29 22 4.8 2/27 22 6.3 3/30 20 5.6 4/29 8 2.8
88 EST 27 6.6 2/26 30 7.5 3/31 33 9.1 4/29 27 8.6
89 2/06 27 5.9 2/28 25 6.4 3/29 24 6.5 5/01 0 0.0
90 2/02 32 8.3 2/28 40 9.0 4/02 38 10.5 4/27 15 5.4
91 1/30 25 5.8 2/28 26 6.4 4/01 29 7.2 5/01 19 5.8
92 EST 41 12.5 3/30 42 14.0 4/30 21 6.2
93 3/01 38 9.6 3/31 38 10.5
94 3/04 30 6.9 4/01 28 8.6
95 3/02 38 11.2 3/31 42 12.3
96 3/04 19 4.7 4/01 18 5.2
97 EST 30 7.7 3/31 30 7.9 5/01 0 0.0
98 3/07 29 7.6 4/02 27 7.9
99 2/26 24 5.1 3/31 27 6.1
00 3/01 33 8.2 3/30 36 9.2
01 3/01 26 4.9 4/03 26 6.6
02 3/05 25 5.7 3/28 41 8.6
03 3/03 10 3.1 3/28 13 2.4
04 3/01 30 7.8 4/01 35 9.3 4/28 20 6.8
05 3/01 34 9.9 4/01 41 10.6
FIRST OF MONTH MEASUREMENTS
1971-2000 average (estimated if less than 30 years) depth and swe (snow water equivalent) :
23 5.3 27 6.9 29 7.7 14 4.3