Station Overview Station Location
Station Number CA-AM-3 Latitude 38.49865
Station Name Volcano 6.4 NE Longitude -120.53638
County Amador Elevation (ft) 3659



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 10 2.86 7.92 10 7.92 10 0.00 0 0 5 0 0.0 0 0
Nov 10 5.89 4.55 12 4.55 12 0.00 0 0 8 1 30.1 6 8
Dec 10 8.02 20.13 28 20.13 28 0.00 0 0 19 0 7.3 5 15
Jan 11 9.17 3.11 30 3.11 30 0.00 0 0 7 0 5.5 3 4
Feb 11 8.11 5.79 23 5.79 23 0.00 0 0 7 0 60.5 6 15
March 11 7.59 23.54 29 23.54 29 0.00 0 0 18 0 69.0 8 23
April 11 3.86 2.77 12 2.77 12 0.00 0 0 8 0 6.5 3 5
May 11 2.74 4.43 6 4.43 6 0.00 0 0 6 0 8.1 2 2
June 11 0.65 3.13 5 3.13 5 0.00 0 0 5 0 0.0 0 0
July 11 0.08 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 11 0.11 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 11 0.81 0.25 2 0.25 2 0.00 0 0 2 0 0.0 0 0
Water Year Totals: 49.89" 75.62" 157 days 75.62" 157 0.00" 0 days 0 85 days 1 days 187.0" 33 days 72 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2010
10/2/2010
10/3/2010
10/4/2010
10/5/2010
10/6/2010
10/7/2010
10/8/2010
10/9/2010
10/10/2010
10/11/2010
10/12/2010
10/13/2010
10/14/2010
10/15/2010
10/16/2010
10/17/2010
10/18/2010
10/19/2010
10/20/2010
10/21/2010
10/22/2010 0.00
10/23/2010 0.40
10/24/2010 2.15
10/25/2010 5.10
10/26/2010 0.00
10/27/2010 0.00
10/28/2010 0.00
10/29/2010 0.00
10/30/2010 0.14
10/31/2010 0.13
11/1/2010 0.00
11/2/2010
11/3/2010
11/4/2010
11/5/2010
11/6/2010
11/7/2010 0.03
11/8/2010 2.02
11/9/2010
11/10/2010 0.35
11/11/2010
11/12/2010
11/13/2010
11/14/2010
11/15/2010
11/16/2010
11/17/2010
11/18/2010
11/19/2010
11/20/2010 0.83
11/21/2010 0.50
11/22/2010 0.50
11/23/2010 0.29
11/24/2010
11/25/2010
11/26/2010
11/27/2010 T
11/28/2010 0.03
11/29/2010 0.00
11/30/2010 0.00
12/1/2010 0.00
12/2/2010 0.00
12/3/2010 0.10
12/4/2010 0.00
12/5/2010 0.20
12/6/2010 1.16
12/7/2010
12/8/2010 0.00
12/9/2010 0.79
12/10/2010 0.09
12/11/2010 0.06
12/12/2010 0.00
12/13/2010
12/14/2010 0.33
12/15/2010 1.69
12/16/2010 0.00
12/17/2010 0.20
12/18/2010 3.57
12/19/2010 2.91
12/20/2010 1.68
12/21/2010 0.18
12/22/2010 2.10
12/23/2010
12/24/2010 0.00
12/25/2010 0.00
12/26/2010 0.92
12/27/2010 0.22
12/28/2010 0.04
12/29/2010 3.69
12/30/2010 0.20
12/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.20
1/2/2011 1.10
1/3/2011 0.42
1/4/2011 0.00
1/5/2011 0.00
1/6/2011 0.00
1/7/2011 0.00
1/8/2011 0.00
1/9/2011 0.00
1/10/2011 0.00
1/11/2011 0.00
1/12/2011 0.07
1/13/2011
1/14/2011 0.19
1/15/2011 0.00
1/16/2011 0.00
1/17/2011 0.00
1/18/2011 0.00
1/19/2011 0.00
1/20/2011 0.00
1/21/2011 0.00
1/22/2011 0.00
1/23/2011 0.00
1/24/2011 0.00
1/25/2011 0.00
1/26/2011 0.00
1/27/2011 0.00
1/28/2011 0.00
1/29/2011 0.00
1/30/2011 0.44
1/31/2011 0.69
2/1/2011 0.00
2/2/2011 0.00
2/3/2011 0.00
2/4/2011
2/5/2011 0.00
2/6/2011 0.00
2/7/2011 0.00
2/8/2011 0.00
2/9/2011
2/10/2011 0.00
2/11/2011 0.00
2/12/2011
2/13/2011
2/14/2011 0.00
2/15/2011 0.36
2/16/2011 0.95
2/17/2011 0.27
2/18/2011 2.00
2/19/2011 0.51
2/20/2011 0.00
2/21/2011 0.00
2/22/2011 0.00
2/23/2011 0.00
2/24/2011 0.00
2/25/2011 1.40
2/26/2011 0.30
2/27/2011
2/28/2011 0.00
3/1/2011 0.00
3/2/2011 0.38
3/3/2011 1.31
3/4/2011 0.00
3/5/2011 0.00
3/6/2011 0.50
3/7/2011 1.44
3/8/2011 0.00
3/9/2011 0.00
3/10/2011 0.00
3/11/2011 0.16
3/12/2011
3/13/2011 0.00
3/14/2011 0.89
3/15/2011 0.60
3/16/2011 2.37
3/17/2011 0.10
3/18/2011 0.00
3/19/2011 3.04
3/20/2011 1.24
3/21/2011 3.05
3/22/2011 0.48
3/23/2011 0.14
3/24/2011 1.72
3/25/2011 3.16
3/26/2011 1.63
3/27/2011 1.33
3/28/2011
3/29/2011 0.00
3/30/2011 0.00
3/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.00
4/2/2011
4/3/2011 0.00
4/4/2011 0.00
4/5/2011
4/6/2011
4/7/2011 0.24
4/8/2011 0.11
4/9/2011
4/10/2011
4/11/2011
4/12/2011
4/13/2011
4/14/2011 1.10
4/15/2011
4/16/2011
4/17/2011 0.00
4/18/2011
4/19/2011 0.47
4/20/2011
4/21/2011 0.48
4/22/2011
4/23/2011 0.07
4/24/2011
4/25/2011 0.24
4/26/2011 0.06
4/27/2011
4/28/2011
4/29/2011
4/30/2011
5/1/2011
5/2/2011
5/3/2011
5/4/2011
5/5/2011
5/6/2011
5/7/2011
5/8/2011
5/9/2011
5/10/2011 0.30
5/11/2011
5/12/2011
5/13/2011
5/14/2011
5/15/2011 1.06
5/16/2011
5/17/2011 0.19
5/18/2011 1.90
5/19/2011
5/20/2011
5/21/2011
5/22/2011
5/23/2011
5/24/2011
5/25/2011 0.40
5/26/2011
5/27/2011
5/28/2011
5/29/2011 0.58
5/30/2011
5/31/2011
6/1/2011
6/2/2011 0.51
6/3/2011
6/4/2011 0.13
6/5/2011 0.23
6/6/2011 1.22
6/7/2011
6/8/2011
6/9/2011
6/10/2011
6/11/2011
6/12/2011
6/13/2011
6/14/2011
6/15/2011
6/16/2011
6/17/2011
6/18/2011
6/19/2011
6/20/2011
6/21/2011
6/22/2011
6/23/2011
6/24/2011
6/25/2011
6/26/2011
6/27/2011
6/28/2011
6/29/2011 1.04
6/30/2011
Day of YearDaily PrcpMultiday Prcp
7/1/2011
7/2/2011
7/3/2011
7/4/2011
7/5/2011
7/6/2011
7/7/2011
7/8/2011
7/9/2011
7/10/2011
7/11/2011
7/12/2011
7/13/2011
7/14/2011
7/15/2011
7/16/2011
7/17/2011
7/18/2011
7/19/2011
7/20/2011
7/21/2011
7/22/2011
7/23/2011
7/24/2011
7/25/2011
7/26/2011
7/27/2011
7/28/2011
7/29/2011
7/30/2011
7/31/2011
8/1/2011
8/2/2011
8/3/2011
8/4/2011
8/5/2011
8/6/2011
8/7/2011
8/8/2011
8/9/2011
8/10/2011
8/11/2011
8/12/2011
8/13/2011
8/14/2011
8/15/2011
8/16/2011
8/17/2011
8/18/2011
8/19/2011
8/20/2011
8/21/2011
8/22/2011
8/23/2011
8/24/2011
8/25/2011
8/26/2011
8/27/2011
8/28/2011
8/29/2011
8/30/2011
8/31/2011
9/1/2011
9/2/2011
9/3/2011
9/4/2011
9/5/2011
9/6/2011
9/7/2011
9/8/2011
9/9/2011
9/10/2011 0.07
9/11/2011
9/12/2011 0.18
9/13/2011
9/14/2011
9/15/2011
9/16/2011
9/17/2011
9/18/2011
9/19/2011
9/20/2011
9/21/2011
9/22/2011
9/23/2011
9/24/2011
9/25/2011
9/26/2011
9/27/2011
9/28/2011
9/29/2011
9/30/2011



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/22/2010 8:00 AM 0.00 0.0 M M M
10/23/2010 8:00 AM 0.40 M M M M
10/24/2010 8:00 AM 2.15 M M M M
10/25/2010 8:00 AM 5.10 M M M M
10/26/2010 8:00 AM 0.00 0.0 M M M
10/27/2010 8:00 AM 0.00 0.0 M M M First frost this morning.
10/28/2010 8:00 AM 0.00 0.0 M M M
10/29/2010 8:00 AM 0.00 0.0 M M M
10/30/2010 8:00 AM 0.14 M M M M
10/31/2010 8:00 AM 0.13 M M M M
11/1/2010 8:00 AM 0.00 0.0 M M M
11/7/2010 8:00 AM 0.03 M M M M
11/8/2010 8:00 AM 2.02 M M M M
11/10/2010 8:00 AM 0.35 M M M M
11/20/2010 8:00 AM 0.83 8.0 M 7.0 M First snow of the season.
11/21/2010 8:00 AM 0.50 4.1 M 14.0 M
11/22/2010 8:00 AM 0.50 6.0 M 24.0 M Power outage began at 09:10 a.m. 11/21. Still out at 09:53 a.m. 11/22. Many trees down.
11/23/2010 8:00 AM 0.29 5.0 M 29.0 M Power has been out for 52 hours. Snow is wet, trees are breaking.
11/27/2010 8:00 AM T 1.5 M 31.5 M Power restored at 3 p.m. 11/16/10 -- 126 hour outage. Low temp 23
11/28/2010 8:00 AM 0.03 5.5 M 28.0 M
11/29/2010 8:00 AM 0.00 0.0 M 24.0 M
11/30/2010 8:00 AM 0.00 0.0 M 18.5 M
12/1/2010 8:00 AM 0.00 0.0 M 15.0 M
12/2/2010 8:00 AM 0.00 0.0 M 14.0 M
12/3/2010 8:00 AM 0.10 M M 10.0 M
12/4/2010 8:00 AM 0.00 0.0 M 12.0 M
12/5/2010 8:00 AM 0.20 M M 10.0 M
12/6/2010 8:00 AM 1.16 M M 8.0 M
12/8/2010 8:00 AM 0.00 0.0 M 8.0 M
12/9/2010 8:00 AM 0.79 M M 8.0 M
12/10/2010 8:00 AM 0.09 M M 6.0 M
12/11/2010 6:50 AM 0.06 M M 5.0 M
12/12/2010 8:00 AM 0.00 0.0 M 5.0 M
12/14/2010 8:00 AM 0.33 M M 1.0 M
12/15/2010 8:00 AM 1.69 1.0 M M M
12/16/2010 8:00 AM 0.00 0.0 M M M
12/17/2010 8:00 AM 0.20 M M M M
12/18/2010 8:00 AM 3.57 M M M M
12/19/2010 8:00 AM 2.91 M M M M
12/20/2010 8:00 AM 1.68 0.8 M M M
12/21/2010 8:00 AM 0.18 0.5 M M M mixed rain and snow
12/22/2010 8:00 AM 2.10 M M M M
12/24/2010 8:00 AM 0.00 0.0 M M M
12/25/2010 8:00 AM 0.00 0.0 M M M
12/26/2010 8:00 AM 0.92 3.0 M 3.0 M
12/27/2010 8:00 AM 0.22 M M M M
12/28/2010 8:00 AM 0.04 M M M M High 41/low 33
12/29/2010 8:00 AM 3.69 M M M M Hi 42; low of 36. Rain briefly comes down as snow, then reverts back to rain.
12/30/2010 8:00 AM 0.20 2.0 M 1.0 M Yesterday's high 37 / this morning's low 22
12/31/2010 8:00 AM 0.00 0.0 M 1.0 M Yesterday's high 32; this morning's low 23
1/1/2011 8:00 AM 0.20 2.0 M M M Yesterday High 33; this morning's low 23. Mixed rain and snow.
1/2/2011 8:00 AM 1.10 M M 0.5 M High yesterday 37/ low this morning 33
1/3/2011 8:00 AM 0.42 M M 0.5 M high yesterday 37/ low this morning 31
1/4/2011 8:00 AM 0.00 0.0 M M M Yesterday's high 37; low this morning 30
1/5/2011 8:00 AM 0.00 0.0 M M M High yesterday 36; low this morning 31, sunny
1/6/2011 8:00 AM 0.00 0.0 M M M yesterday's high 41; this morning's low 33
1/7/2011 8:00 AM 0.00 0.0 M M M yesterday high 47; this a.m. low 33
1/8/2011 8:00 AM 0.00 0.0 M M M high yesterday 45; low today 35.
1/9/2011 8:00 AM 0.00 0.0 M M M high yesterday 47; low this morning 30
1/10/2011 8:00 AM 0.00 0.0 M M M high yesterday 37; low this morning 26
1/11/2011 8:00 AM 0.00 0.0 M M M yesterday's high 39; this morning's low 26
1/12/2011 8:00 AM 0.07 M M M M high yesterday 42; low today 35
1/14/2011 8:00 AM 0.19 M M M M high yesterday 45; low this morning 37
1/15/2011 8:00 AM 0.00 0.0 M M M high yesterday 56; low this morning 36
1/16/2011 8:00 AM 0.00 0.0 M M M high yesterday 61; low this morning 43
1/17/2011 8:00 AM 0.00 0.0 M M M yesterday high 62; low this morning 47. Unusually balmy. We are enjoying sun at the 4000 foot elevation while the foothills and valley below are socked in with fog.
1/18/2011 8:00 AM 0.00 0.0 M M M high yesterday 60; low this morning 43.
1/19/2011 8:00 AM 0.00 0.0 M M M high yesterday 60; low this morning 39
1/20/2011 8:00 AM 0.00 0.0 M M M high yesterday 53; low this morning 38
1/21/2011 8:00 AM 0.00 0.0 M M M high yesterday 55; low this morning 39
1/22/2011 8:00 AM 0.00 0.0 M M M high yesterday 56; low this morning 40. clear skies
1/23/2011 8:00 AM 0.00 0.0 M M M high yesterday 59; low this morning 42
1/24/2011 8:00 AM 0.00 0.0 M M M high yesterday 58; low this morning 40
1/25/2011 8:00 AM 0.00 0.0 M M M High yesterday, 57; low this morning 41
1/26/2011 8:00 AM 0.00 0.0 M M M high yesterday 58/ low this morning 41
1/27/2011 8:00 AM 0.00 0.0 M M M High yesterday 59; low this morning 41
1/28/2011 8:00 AM 0.00 0.0 M M M high yesterday 58/ low this morning 40
1/29/2011 8:00 AM 0.00 0.0 M M M high yesterday 58; low today 38
1/30/2011 8:00 AM 0.44 2.5 M 2.5 M High yesterday 52; low this morning 32; Power went out at 08:15 a.m.
1/31/2011 8:00 AM 0.69 1.0 M 1.0 M high yesterday 38; low this morning 32
2/1/2011 8:00 AM 0.00 0.0 M 2.5 M high yesterday 44; low this morning 32
2/2/2011 7:00 AM 0.00 0.0 M 2.0 M high 49; low 31
2/3/2011 8:00 AM 0.00 0.0 M 2.0 M temps 48/31
2/5/2011 8:00 AM 0.00 0.0 M M M high 59/ low 48
2/6/2011 8:00 AM 0.00 0.0 M M M high yesterday 63; low this morning 42
2/7/2011 8:00 AM 0.00 0.0 M M M high yesterday 63; low this morning 43
2/8/2011 8:00 AM 0.00 0.0 M M M high yesterday 58; low this morning 32
2/10/2011 8:00 AM 0.00 0.0 M M M 51F/32F
2/11/2011 8:00 AM 0.00 0.0 M M M 55F/38F
2/14/2011 8:00 AM 0.00 0.0 M M M 65/38 F
2/15/2011 8:00 AM 0.36 M M M M 46/41F
2/16/2011 8:00 AM 0.95 4.5 M 4.5 M 44/32F
2/17/2011 8:00 AM 0.27 8.5 M 8.5 M 41/30F
2/18/2011 8:00 AM 2.00 25.0 M 30.0 M 32/30F Power outage since 4 p.m. 2/17/11
2/19/2011 8:00 AM 0.51 5.0 0.51 31.0 M 36/31F
2/20/2011 8:00 AM 0.00 0.0 M 29.0 M 38/29F
2/21/2011 8:00 AM 0.00 0.0 M 20.0 M 42/30F
2/22/2011 8:00 AM 0.00 0.0 M 18.0 M 42/30F
2/23/2011 8:00 AM 0.00 0.0 M 19.0 M 40/28F
2/24/2011 8:00 AM 0.00 0.0 M 15.0 M 42/28F
2/25/2011 8:00 AM 1.40 14.5 M 29.5 M 38/29F
2/26/2011 8:00 AM 0.30 3.0 M 19.0 M 28/19F clear skies
2/28/2011 8:00 AM 0.00 0.0 M 18.0 M 48/22F
3/1/2011 8:00 AM 0.00 0.0 M 17.0 M 53/29F
3/2/2011 8:00 AM 0.38 M M 15.0 M
3/3/2011 8:00 AM 1.31 M M 14.0 M
3/4/2011 8:00 AM 0.00 0.0 M 12.0 M 50/32F; clear and sunny
3/5/2011 8:00 AM 0.00 0.0 M 10.0 M
3/6/2011 8:00 AM 0.50 M M 10.0 M 55/34F
3/7/2011 8:00 AM 1.44 0.5 M 9.5 M
3/8/2011 8:00 AM 0.00 0.0 M 8.0 M
3/9/2011 8:00 AM 0.00 0.0 M 8.0 M 53/36F
3/10/2011 8:00 AM 0.00 0.0 M 6.0 M 52/32F
3/11/2011 8:00 AM 0.16 M M 5.0 M
3/13/2011 8:00 AM 0.00 0.0 M 3.0 M
3/14/2011 8:00 AM 0.89 M M 3.0 M
3/15/2011 8:00 AM 0.60 M M 3.0 M
3/16/2011 8:00 AM 2.37 M M M M
3/17/2011 8:00 AM 0.10 M M M M
3/18/2011 8:00 AM 0.00 0.0 M M M
3/19/2011 8:00 AM 3.04 12.5 3.04 12.5 M 32/30F Snow began at 15:00 3/18. Heaviest was 2 inches per hour from 15:00 to 18:00.
3/20/2011 8:00 AM 1.24 9.5 1.24 M M very high winds overnight. Barometer low 26.12.
3/21/2011 8:00 AM 3.05 19.0 3.05 M M Temps yesterday hovered between 32-33. Snow continuous all day/night with little additional accumulation. Snow very wet, but not the "Sierra Cement" of a couple weeks ago.
3/22/2011 8:00 AM 0.48 2.0 0.48 28.0 M Mix of wintry snow and rain.
3/23/2011 8:00 AM 0.14 M M 12.0 M
3/24/2011 8:00 AM 1.72 5.0 1.72 20.0 M Wintry mix; 32/30F. 80 foot winds.
3/25/2011 8:00 AM 3.16 15.0 3.16 24.0 M
3/26/2011 8:00 AM 1.63 5.5 1.63 25.0 M
3/27/2011 8:00 AM 1.33 M M M M
3/29/2011 8:00 AM 0.00 0.0 M 15.0 M
3/30/2011 8:00 AM 0.00 0.0 M 12.0 M 45/37F, sunny
3/31/2011 8:00 AM 0.00 0.0 M 11.0 M 50/37F, second day of sun!
4/1/2011 8:00 AM 0.00 0.0 M 8.0 M
4/3/2011 8:00 AM 0.00 0.0 M 6.0 M 51/35 sunny this morning.
4/4/2011 8:00 AM 0.00 0.0 M 5.0 M 54/37F; sunny. Nuthatches, juncos, stellar jays all building nests.
4/7/2011 8:00 AM 0.24 1.0 0.24 1.0 M pellet sized snow
4/8/2011 7:00 AM 0.11 3.5 M 3.5 M 33/26
4/14/2011 8:00 AM 1.10 2.0 1.10 M M
4/17/2011 8:00 AM 0.00 0.0 M M M
4/19/2011 8:00 AM 0.47 M M M M Snow remaining in small patches
4/21/2011 8:00 AM 0.48 M M M M
4/23/2011 8:00 AM 0.07 M M M M
4/25/2011 8:00 AM 0.24 M M M M
4/26/2011 8:00 AM 0.06 M M M M
5/10/2011 8:00 AM 0.30 0.1 0.01 M M Thunderstorm, lightning, accompanied by hail. Snowed for approx 30 minutes from 3:00 to 3:30 p.m.
5/15/2011 8:00 AM 1.06 8.0 1.06 8.0 1.06
5/17/2011 7:00 AM 0.19 M M 3.0 M
5/18/2011 8:00 AM 1.90 M M M M
5/25/2011 8:00 AM 0.40 M M M M
5/29/2011 8:00 AM 0.58 M M M M high yesterday 41/low 36
6/2/2011 8:00 AM 0.51 M M M M rain and hail. low 36/high 41
6/4/2011 8:00 AM 0.13 M M M M
6/5/2011 8:00 AM 0.23 M M M M
6/6/2011 8:00 AM 1.22 M M M M
6/29/2011 8:00 AM 1.04 M M M M
9/10/2011 8:00 AM 0.07 M M M M First rainfall of the season andthunderstorm
9/12/2011 8:00 AM 0.18 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground