Station Overview Station Location
Station Number CA-SN-42 Latitude 38.471322
Station Name Santa Rosa 2.9 ENE Longitude -122.655183
County Sonoma Elevation (ft) 292



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 09 1.77 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 09 3.80 0.99 10 0.99 10 0.00 0 0 6 0 0.0 0 0
Dec 09 6.39 2.79 22 1.57 4 1.22 18 5 3 1 0.0 0 0
Jan 10 6.22 9.10 17 8.37 14 0.73 3 1 14 0 0.0 0 0
Feb 10 6.05 4.69 26 4.69 26 0.00 0 0 14 3 0.0 0 0
March 10 4.60 3.64 19 3.64 19 0.00 0 0 11 0 0.0 0 0
April 10 1.96 5.12 19 5.12 19 0.00 0 0 12 1 0.0 0 0
May 10 1.28 1.13 3 1.13 3 0.00 0 0 3 0 0.0 0 0
June 10 0.24 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 10 0.04 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 10 0.06 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 10 0.33 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 32.74" 27.46" 116 days 25.51" 95 1.95" 21 days 6 63 days 5 days 0.0" 0 days 0 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
10/1/2009
10/2/2009
10/3/2009
10/4/2009
10/5/2009
10/6/2009
10/7/2009
10/8/2009
10/9/2009
10/10/2009
10/11/2009
10/12/2009
10/13/2009
10/14/2009
10/15/2009
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009
10/26/2009
10/27/2009
10/28/2009
10/29/2009
10/30/2009
10/31/2009
11/1/2009
11/2/2009
11/3/2009
11/4/2009
11/5/2009
11/6/2009 0.23
11/7/2009 0.21
11/8/2009 0.00
11/9/2009 0.00
11/10/2009 0.00
11/11/2009
11/12/2009
11/13/2009
11/14/2009
11/15/2009
11/16/2009
11/17/2009
11/18/2009
11/19/2009
11/20/2009 0.00
11/21/2009 0.10
11/22/2009 0.39
11/23/2009 0.03
11/24/2009
11/25/2009
11/26/2009
11/27/2009 0.03
11/28/2009
11/29/2009
11/30/2009
12/1/2009
12/2/2009
12/3/2009 T
12/4/2009
12/5/2009
12/6/2009
12/7/2009 0.06
12/8/2009
12/9/2009
12/10/2009
12/11/2009
12/12/2009 0.51
12/13/2009 1.00
12/14/2009 **
12/15/2009 **
12/16/2009 **
12/17/2009 **
12/18/2009 0.49
12/19/2009 **
12/20/2009 **
12/21/2009 0.16
12/22/2009 **
12/23/2009 **
12/24/2009 **
12/25/2009 **
12/26/2009 **
12/27/2009 0.38
12/28/2009 **
12/29/2009 **
12/30/2009 0.17
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
1/3/2010
1/4/2010
1/5/2010
1/6/2010
1/7/2010
1/8/2010
1/9/2010
1/10/2010
1/11/2010 **
1/12/2010 **
1/13/2010 0.73
1/14/2010
1/15/2010
1/16/2010
1/17/2010 0.13
1/18/2010 0.69
1/19/2010 1.50
1/20/2010 1.39
1/21/2010 1.27
1/22/2010 0.67
1/23/2010 0.42
1/24/2010 0.26
1/25/2010 0.98
1/26/2010 0.78
1/27/2010 0.05
1/28/2010 0.02
1/29/2010 0.02
1/30/2010 0.19
1/31/2010
2/1/2010 0.02
2/2/2010 T
2/3/2010 0.21
2/4/2010
2/5/2010 0.79
2/6/2010 0.46
2/7/2010 0.20
2/8/2010 0.00
2/9/2010 0.18
2/10/2010 0.01
2/11/2010 0.00
2/12/2010 0.08
2/13/2010 0.10
2/14/2010 T
2/15/2010 0.00
2/16/2010 0.00
2/17/2010 0.00
2/18/2010 0.00
2/19/2010 0.00
2/20/2010 0.00
2/21/2010 T
2/22/2010 0.14
2/23/2010 0.00
2/24/2010 1.32
2/25/2010 0.38
2/26/2010 0.02
2/27/2010 0.78
2/28/2010
3/1/2010 0.00
3/2/2010 0.34
3/3/2010 0.96
3/4/2010 0.33
3/5/2010 0.00
3/6/2010 0.00
3/7/2010 0.00
3/8/2010
3/9/2010 0.02
3/10/2010 0.23
3/11/2010 0.00
3/12/2010 0.00
3/13/2010 0.73
3/14/2010
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010
3/20/2010
3/21/2010
3/22/2010
3/23/2010
3/24/2010
3/25/2010 0.24
3/26/2010 0.13
3/27/2010 0.00
3/28/2010 0.00
3/29/2010 0.09
3/30/2010 0.37
3/31/2010 0.20
Day of YearDaily PrcpMultiday Prcp
4/1/2010 0.57
4/2/2010 0.02
4/3/2010 0.37
4/4/2010 0.00
4/5/2010 0.88
4/6/2010 0.03
4/7/2010 0.00
4/8/2010 0.00
4/9/2010 0.00
4/10/2010
4/11/2010
4/12/2010 1.45
4/13/2010 0.49
4/14/2010 T
4/15/2010 0.00
4/16/2010 0.00
4/17/2010
4/18/2010
4/19/2010
4/20/2010 0.38
4/21/2010 0.33
4/22/2010
4/23/2010
4/24/2010
4/25/2010
4/26/2010
4/27/2010 0.31
4/28/2010 0.16
4/29/2010 0.13
4/30/2010
5/1/2010
5/2/2010
5/3/2010
5/4/2010
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010 0.25
5/11/2010 0.17
5/12/2010
5/13/2010
5/14/2010
5/15/2010
5/16/2010
5/17/2010
5/18/2010 0.71
5/19/2010
5/20/2010
5/21/2010
5/22/2010
5/23/2010
5/24/2010
5/25/2010
5/26/2010
5/27/2010
5/28/2010
5/29/2010
5/30/2010
5/31/2010
6/1/2010
6/2/2010
6/3/2010
6/4/2010
6/5/2010
6/6/2010
6/7/2010
6/8/2010
6/9/2010
6/10/2010
6/11/2010
6/12/2010
6/13/2010
6/14/2010
6/15/2010
6/16/2010
6/17/2010
6/18/2010
6/19/2010
6/20/2010
6/21/2010
6/22/2010
6/23/2010
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010
7/4/2010
7/5/2010
7/6/2010
7/7/2010
7/8/2010
7/9/2010
7/10/2010
7/11/2010
7/12/2010
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010
7/20/2010
7/21/2010
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010
7/27/2010
7/28/2010
7/29/2010
7/30/2010
7/31/2010
8/1/2010
8/2/2010
8/3/2010
8/4/2010
8/5/2010
8/6/2010
8/7/2010
8/8/2010
8/9/2010
8/10/2010
8/11/2010
8/12/2010
8/13/2010
8/14/2010
8/15/2010
8/16/2010
8/17/2010
8/18/2010
8/19/2010
8/20/2010
8/21/2010
8/22/2010
8/23/2010
8/24/2010
8/25/2010
8/26/2010
8/27/2010
8/28/2010
8/29/2010
8/30/2010
8/31/2010
9/1/2010
9/2/2010
9/3/2010
9/4/2010
9/5/2010
9/6/2010
9/7/2010
9/8/2010
9/9/2010
9/10/2010
9/11/2010
9/12/2010
9/13/2010
9/14/2010
9/15/2010
9/16/2010
9/17/2010
9/18/2010
9/19/2010
9/20/2010
9/21/2010
9/22/2010
9/23/2010
9/24/2010
9/25/2010
9/26/2010
9/27/2010
9/28/2010
9/29/2010
9/30/2010



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
11/6/2009 7:20 AM 0.23 M M M M
11/7/2009 8:30 AM 0.21 M M M M Clear skies after 2 days of light rain and gray skies; 43 degrees at 8:30am.
11/8/2009 7:30 AM 0.00 0.0 M M M clear, dry & cold.
11/9/2009 7:30 AM 0.00 0.0 M M M dry, overcast, rain expected in next 24 hrs.
11/10/2009 7:30 AM 0.00 0.0 M M M
11/20/2009 7:30 AM 0.00 0.0 M M M cold, windy, expecting rain anytime.
11/21/2009 7:30 AM 0.10 M M M M
11/22/2009 7:30 AM 0.39 M M M M
11/23/2009 7:30 AM 0.03 M M M M
11/27/2009 8:30 AM 0.03 M M M M
12/3/2009 7:00 AM T M M M M
12/7/2009 7:30 AM 0.06 M M M M
12/12/2009 7:30 AM 0.51 M M M M
12/13/2009 8:00 AM 1.00 M M M M gray, drizzling & very wet everywhere! A welcomed Northern CA winter day.
1/17/2010 7:30 AM 0.13 M M M M mild morning in Northern CA.
1/18/2010 7:30 AM 0.69 M M M M
1/19/2010 7:20 AM 1.50 M M M M Yahoo!
1/20/2010 7:20 AM 1.39 M M M M
1/21/2010 7:20 AM 1.27 M M M M
1/22/2010 7:30 AM 0.67 M M M M
1/23/2010 7:30 AM 0.42 M M M M
1/24/2010 8:30 AM 0.26 M M M M
1/25/2010 8:10 AM 0.98 M M M M
1/26/2010 8:00 AM 0.78 M M M M
1/27/2010 7:30 AM 0.05 M M M M
1/28/2010 7:45 AM 0.02 M M M M
1/29/2010 7:00 AM 0.02 M M M M
1/30/2010 8:00 AM 0.19 M M M M
2/1/2010 7:30 AM 0.02 M M M M
2/2/2010 7:30 AM T M M M M
2/3/2010 7:15 AM 0.21 M M M M
2/5/2010 8:00 AM 0.79 M M M M
2/6/2010 8:20 AM 0.46 M M M M
2/7/2010 8:20 AM 0.20 M M M M Gorgeous clear cold sunny morning after many many gray days!
2/8/2010 7:00 AM 0.00 0.0 M M M
2/9/2010 7:00 AM 0.18 M M M M
2/10/2010 7:00 AM 0.01 M M M M
2/11/2010 7:00 AM 0.00 0.0 M M M
2/12/2010 7:15 AM 0.08 M M M M
2/13/2010 7:15 AM 0.10 M M M M
2/14/2010 7:00 AM T M M M M
2/15/2010 7:00 AM 0.00 0.0 M M M
2/16/2010 7:00 AM 0.00 0.0 M M M
2/17/2010 7:00 AM 0.00 0.0 M M M
2/18/2010 7:00 AM 0.00 0.0 M M M
2/19/2010 7:00 AM 0.00 0.0 M M M
2/20/2010 7:00 AM 0.00 0.0 M M M
2/21/2010 7:00 AM T M M M M
2/22/2010 7:30 AM 0.14 M M M M
2/23/2010 7:00 AM 0.00 0.0 M M M
2/24/2010 7:15 AM 1.32 M M M M
2/25/2010 7:15 AM 0.38 M M M M
2/26/2010 7:45 AM 0.02 M M M M
2/27/2010 7:45 AM 0.78 M M M M Dramatic downpour yesterday afternoon -- lasted about 10 minutes; the storm brought strong winds as well. I wonder if we get an accurate water measurement when the wind is blowing rain sideways!
3/1/2010 7:00 AM 0.00 0.0 M M M
3/2/2010 8:00 AM 0.34 M M M M
3/3/2010 7:00 AM 0.96 M M M M
3/4/2010 8:30 AM 0.33 M M M M
3/5/2010 7:00 AM 0.00 0.0 M M M
3/6/2010 8:00 AM 0.00 0.0 M M M
3/7/2010 7:00 AM 0.00 0.0 M M M
3/9/2010 7:15 AM 0.02 M M M M
3/10/2010 7:30 AM 0.23 M M M M
3/11/2010 7:00 AM 0.00 0.0 M M M
3/12/2010 7:00 AM 0.00 0.0 M M M
3/13/2010 7:00 AM 0.73 M M M M water frozen in the rain gauge today
3/25/2010 7:00 AM 0.24 M M M M
3/26/2010 7:00 AM 0.13 M M M M
3/27/2010 7:00 AM 0.00 0.0 M M M
3/28/2010 7:00 AM 0.00 0.0 M M M
3/29/2010 7:00 AM 0.09 M M M M
3/30/2010 8:00 AM 0.37 M M M M
3/31/2010 7:00 AM 0.20 M M M M beautiful cold (36 degrees), clear morning with full moon setting in the southwest.
4/1/2010 7:00 AM 0.57 M M M M
4/2/2010 7:30 AM 0.02 M M M M
4/3/2010 8:00 AM 0.37 M M M M
4/4/2010 7:00 AM 0.00 0.0 M M M
4/5/2010 7:30 AM 0.88 M M M M
4/6/2010 8:00 AM 0.03 M M M M
4/7/2010 7:00 AM 0.00 0.0 M M M
4/8/2010 7:00 AM 0.00 0.0 M M M
4/9/2010 7:00 AM 0.00 0.0 M M M
4/12/2010 7:00 AM 1.45 M M M M I measured more rain in the last 24-hr period than in any other this season! April showers!
4/13/2010 7:00 AM 0.49 M M M M
4/14/2010 7:00 AM T M M M M
4/15/2010 7:00 AM 0.00 0.0 M M M
4/16/2010 7:00 AM 0.00 0.0 M M M
4/20/2010 7:00 AM 0.38 M M M M
4/21/2010 7:00 AM 0.33 M M M M
4/27/2010 7:00 AM 0.31 M M M M
4/28/2010 7:00 AM 0.16 M M M M
4/29/2010 7:00 AM 0.13 M M M M
5/10/2010 7:00 AM 0.25 M M M M
5/11/2010 7:00 AM 0.17 M M M M
5/18/2010 7:00 AM 0.71 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
12/14/2009 12/18/2009 12:00 AM 5 0.49 M M I was away on vacation until Jan 1, 2010 and readings were taken by my neighbor between Dec 14 and Jan 1.
12/19/2009 12/21/2009 12:00 AM 3 0.16 M M
12/22/2009 12/24/2009 12:00 AM 3 0.02 M M
12/24/2009 12/27/2009 12:00 AM 4 0.38 M M
12/28/2009 12/30/2009 12:00 AM 3 0.17 M M
1/11/2010 1/13/2010 12:00 AM 3 0.73 M M



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