CoCoRaHS Station WYS : CA-SM-18

2019 CoCoRaHS Water Year Summary for Station CA-SM-18 Report generated on October 14, 2020

Station Overview		Station Location
Station Number	CA-SM-18	Latitude	37.5085
Station Name	El Granada 0.7 W	Longitude	-122.47895
County	San Mateo	Elevation (ft)	78

Water Year Overview
Days in Water Year
Daily Prcp Observations
Multiday Prcp Observations
Hail Observations
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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 18	1.51	0.06	3	0.06	3	0.00	0	0	2	1	0.0	0	0
Nov 18	3.20	3.18	6	3.18	6	0.00	0	0	5	1	0.0	0	0
Dec 18	5.20	1.69	24	1.66	22	0.03	2	1	10	2	0.0	0	0
Jan 19	5.62	4.51	31	2.82	27	1.69	4	1	12	4	0.0	0	0
Feb 19	5.23	7.26	27	7.26	27	0.00	0	0	17	3	0.0	0	0
March 19	3.99	4.58	17	4.58	17	0.00	0	0	17	0	0.0	0	0
April 19	1.79	1.12	10	1.12	10	0.00	0	0	8	1	0.0	0	0
May 19	1.03	2.26	8	2.26	8	0.00	0	0	7	1	0.0	0	0
June 19	0.28	0.00	0	0.00	0	0.00	0	0	0	0	0.0	0	0
July 19	0.10	0.00	0	0.00	0	0.00	0	0	0	0	0.0	0	0
Aug 19	0.19	0.11	8	0.11	8	0.00	0	0	4	4	0.0	0	0
Sept 19	0.34	0.24	5	0.24	5	0.00	0	0	2	3	0.0	0	0
Water Year Totals:	28.48"	25.01"	139 days	23.29"	133	1.72"	6 days	2	84 days	20 days	0.0"	0 days	0 days

Water Year Overview
Days in Water Year
Daily Prcp Observations
Multiday Prcp Observations
Hail Observations
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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
10/1/2018
10/2/2018	0.04
10/3/2018	0.02
10/4/2018
10/5/2018
10/6/2018
10/7/2018
10/8/2018
10/9/2018	T
10/10/2018
10/11/2018
10/12/2018
10/13/2018
10/14/2018
10/15/2018
10/16/2018
10/17/2018
10/18/2018
10/19/2018
10/20/2018
10/21/2018
10/22/2018
10/23/2018
10/24/2018
10/25/2018
10/26/2018
10/27/2018
10/28/2018
10/29/2018
10/30/2018
10/31/2018
11/1/2018
11/2/2018
11/3/2018
11/4/2018
11/5/2018
11/6/2018
11/7/2018
11/8/2018
11/9/2018
11/10/2018
11/11/2018
11/12/2018
11/13/2018
11/14/2018
11/15/2018
11/16/2018
11/17/2018
11/18/2018
11/19/2018
11/20/2018
11/21/2018	T
11/22/2018	1.45
11/23/2018	0.63
11/24/2018	0.24
11/25/2018
11/26/2018
11/27/2018
11/28/2018
11/29/2018	0.71
11/30/2018	0.15
12/1/2018	T
12/2/2018	0.10
12/3/2018	0.00
12/4/2018
12/5/2018	0.39
12/6/2018	0.05
12/7/2018
12/8/2018
12/9/2018
12/10/2018	0.02
12/11/2018		**
12/12/2018		0.03
12/13/2018	0.00
12/14/2018
12/15/2018	0.03
12/16/2018	0.00
12/17/2018	0.53
12/18/2018	T
12/19/2018
12/20/2018
12/21/2018	0.02
12/22/2018	0.05
12/23/2018	0.00
12/24/2018	0.07
12/25/2018	0.40
12/26/2018	0.00
12/27/2018	0.00
12/28/2018	0.00
12/29/2018	0.00
12/30/2018	0.00
12/31/2018	0.00

Day of Year	Daily Prcp	Multiday Prcp
1/1/2019	0.00
1/2/2019	0.00
1/3/2019	0.00
1/4/2019		**
1/5/2019		**
1/6/2019		**
1/7/2019		1.69
1/8/2019	0.01
1/9/2019	0.17
1/10/2019	0.07
1/11/2019	T
1/12/2019	0.17
1/13/2019	T
1/14/2019	T
1/15/2019	0.03
1/16/2019	0.29
1/17/2019	1.19
1/18/2019	0.05
1/19/2019	T
1/20/2019	0.05
1/21/2019	0.31
1/22/2019	0.00
1/23/2019	0.00
1/24/2019	0.00
1/25/2019	0.00
1/26/2019	0.00
1/27/2019	0.00
1/28/2019	0.00
1/29/2019	0.04
1/30/2019	0.00
1/31/2019	0.44
2/1/2019	0.03
2/2/2019	0.65
2/3/2019	0.69
2/4/2019	0.35
2/5/2019	0.25
2/6/2019	T
2/7/2019	0.00
2/8/2019	0.02
2/9/2019	0.79
2/10/2019	0.54
2/11/2019	0.08
2/12/2019
2/13/2019	0.65
2/14/2019	0.71
2/15/2019	0.54
2/16/2019	0.37
2/17/2019	0.21
2/18/2019	T
2/19/2019	0.00
2/20/2019	0.00
2/21/2019	0.00
2/22/2019	0.00
2/23/2019	0.00
2/24/2019	0.00
2/25/2019	T
2/26/2019	0.27
2/27/2019	0.63
2/28/2019	0.48
3/1/2019
3/2/2019	0.54
3/3/2019	0.32
3/4/2019	0.14
3/5/2019	0.25
3/6/2019	0.90
3/7/2019	0.19
3/8/2019	0.09
3/9/2019	0.08
3/10/2019
3/11/2019	0.05
3/12/2019
3/13/2019
3/14/2019
3/15/2019
3/16/2019
3/17/2019
3/18/2019
3/19/2019
3/20/2019	0.55
3/21/2019	0.06
3/22/2019	0.04
3/23/2019	0.74
3/24/2019
3/25/2019
3/26/2019	0.50
3/27/2019	0.09
3/28/2019	0.03
3/29/2019	0.01
3/30/2019
3/31/2019

Day of Year	Daily Prcp	Multiday Prcp
4/1/2019	0.00
4/2/2019	0.16
4/3/2019	0.09
4/4/2019	0.17
4/5/2019	0.02
4/6/2019	0.27
4/7/2019	T
4/8/2019
4/9/2019	0.10
4/10/2019
4/11/2019
4/12/2019
4/13/2019
4/14/2019
4/15/2019
4/16/2019	0.19
4/17/2019
4/18/2019
4/19/2019
4/20/2019	0.12
4/21/2019
4/22/2019
4/23/2019
4/24/2019
4/25/2019
4/26/2019
4/27/2019
4/28/2019
4/29/2019
4/30/2019
5/1/2019
5/2/2019
5/3/2019
5/4/2019
5/5/2019
5/6/2019	0.01
5/7/2019	0.07
5/8/2019
5/9/2019	T
5/10/2019
5/11/2019
5/12/2019
5/13/2019
5/14/2019
5/15/2019	0.01
5/16/2019	0.68
5/17/2019
5/18/2019
5/19/2019	1.36
5/20/2019
5/21/2019	0.07
5/22/2019	0.06
5/23/2019
5/24/2019
5/25/2019
5/26/2019
5/27/2019
5/28/2019
5/29/2019
5/30/2019
5/31/2019
6/1/2019
6/2/2019
6/3/2019
6/4/2019
6/5/2019
6/6/2019
6/7/2019
6/8/2019
6/9/2019
6/10/2019
6/11/2019
6/12/2019
6/13/2019
6/14/2019
6/15/2019
6/16/2019
6/17/2019
6/18/2019
6/19/2019
6/20/2019
6/21/2019
6/22/2019
6/23/2019
6/24/2019
6/25/2019
6/26/2019
6/27/2019
6/28/2019
6/29/2019
6/30/2019

Day of Year	Daily Prcp	Multiday Prcp
7/1/2019
7/2/2019
7/3/2019
7/4/2019
7/5/2019
7/6/2019
7/7/2019
7/8/2019
7/9/2019
7/10/2019
7/11/2019
7/12/2019
7/13/2019
7/14/2019
7/15/2019
7/16/2019
7/17/2019
7/18/2019
7/19/2019
7/20/2019
7/21/2019
7/22/2019
7/23/2019
7/24/2019
7/25/2019
7/26/2019
7/27/2019
7/28/2019
7/29/2019
7/30/2019
7/31/2019
8/1/2019
8/2/2019
8/3/2019	0.04
8/4/2019	0.02
8/5/2019	0.01
8/6/2019	T
8/7/2019
8/8/2019
8/9/2019
8/10/2019
8/11/2019	T
8/12/2019
8/13/2019
8/14/2019
8/15/2019
8/16/2019
8/17/2019
8/18/2019
8/19/2019	T
8/20/2019
8/21/2019
8/22/2019	0.04
8/23/2019
8/24/2019
8/25/2019
8/26/2019
8/27/2019
8/28/2019	T
8/29/2019
8/30/2019
8/31/2019
9/1/2019
9/2/2019
9/3/2019	T
9/4/2019
9/5/2019
9/6/2019
9/7/2019
9/8/2019
9/9/2019
9/10/2019
9/11/2019
9/12/2019
9/13/2019
9/14/2019
9/15/2019
9/16/2019	0.14
9/17/2019	0.10
9/18/2019	T
9/19/2019
9/20/2019
9/21/2019
9/22/2019
9/23/2019	T
9/24/2019
9/25/2019
9/26/2019
9/27/2019
9/28/2019
9/29/2019
9/30/2019

Water Year Overview
Days in Water Year
Daily Prcp Observations
Multiday Prcp Observations
Hail Observations
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Observation Date	Observation Time	Precipitation	Snowfall	Snowfall SWE	Snow Depth	Snow SWE	Notes
10/2/2018	6:56 AM	0.04	M	M	M	M
10/3/2018	6:45 AM	0.02	M	M	M	M
10/9/2018	7:00 AM	T	M	M	M	M	fog drizzle
11/21/2018	6:45 AM	T	M	M	M	M
11/22/2018	7:07 AM	1.45	M	M	M	M	front pushed thru, plus backside showers
11/23/2018	7:47 AM	0.63	M	M	M	M
11/24/2018	8:03 AM	0.24	M	M	M	M
11/29/2018	6:35 AM	0.71	M	M	M	M
11/30/2018	7:00 AM	0.15	M	M	M	M
12/1/2018	7:00 AM	T	M	M	M	M
12/2/2018	7:00 AM	0.10	M	M	M	M
12/3/2018	7:00 AM	0.00	M	M	M	M
12/5/2018	6:25 AM	0.39	M	M	M	M	few sprinkles at time of obs.
12/6/2018	7:00 AM	0.05	M	M	M	M
12/10/2018	9:00 AM	0.02	M	M	M	M
12/13/2018	7:00 AM	0.00	0.0	M	M	M
12/15/2018	7:00 AM	0.03	M	M	M	M
12/16/2018	7:00 AM	0.00	M	M	M	M
12/17/2018	6:47 AM	0.53	M	M	M	M	much less than 1-1.5" forecast
12/18/2018	6:58 AM	T	M	M	M	M
12/21/2018	6:58 AM	0.02	M	M	M	M
12/22/2018	7:00 AM	0.05	M	M	M	M	from 12/21 morning showers, after 12/21 report
12/23/2018	7:00 AM	0.00	M	M	M	M
12/24/2018	7:05 AM	0.07	M	M	M	M
12/25/2018	7:00 AM	0.40	M	M	M	M
12/26/2018	7:00 AM	0.00	0.0	M	M	M
12/27/2018	7:00 AM	0.00	0.0	M	M	M
12/28/2018	7:00 AM	0.00	0.0	M	M	M
12/29/2018	7:00 AM	0.00	0.0	M	M	M
12/30/2018	7:00 AM	0.00	0.0	M	M	M
12/31/2018	7:00 AM	0.00	0.0	M	M	M
1/1/2019	7:00 AM	0.00	0.0	M	M	M
1/2/2019	7:00 AM	0.00	0.0	M	M	M
1/3/2019	7:00 AM	0.00	0.0	M	M	M
1/8/2019	6:48 AM	0.01	M	M	M	M
1/9/2019	7:10 AM	0.17	M	M	M	M
1/10/2019	7:08 AM	0.07	M	M	M	M
1/11/2019	7:00 AM	T	M	M	M	M
1/12/2019	7:32 AM	0.17	M	M	M	M
1/13/2019	7:00 AM	T	M	M	M	M	few sprinkles mid-day Saturday
1/14/2019	7:00 AM	T	M	M	M	M	few drops on the windshield, but not enough to wet the ground
1/15/2019	6:17 AM	0.03	M	M	M	M
1/16/2019	6:51 AM	0.29	M	M	M	M
1/17/2019	6:56 AM	1.19	M	M	M	M
1/18/2019	7:01 AM	0.05	M	M	M	M
1/19/2019	7:00 AM	T	M	M	M	M
1/20/2019	7:10 AM	0.05	M	M	M	M
1/21/2019	8:30 AM	0.31	M	M	M	M	including 1/4" hail about 830 pm
1/22/2019	7:00 AM	0.00	M	M	M	M
1/23/2019	7:00 AM	0.00	0.0	M	M	M
1/24/2019	7:00 AM	0.00	0.0	M	M	M
1/25/2019	7:00 AM	0.00	0.0	M	M	M
1/26/2019	7:00 AM	0.00	0.0	M	M	M
1/27/2019	7:00 AM	0.00	0.0	M	M	M
1/28/2019	7:00 AM	0.00	0.0	M	M	M
1/29/2019	6:45 AM	0.04	M	M	M	M
1/30/2019	7:00 AM	0.00	0.0	M	M	M
1/31/2019	7:07 AM	0.44	M	M	M	M
2/1/2019	6:59 AM	0.03	M	M	M	M
2/2/2019	7:04 AM	0.65	M	M	M	M
2/3/2019	7:11 AM	0.69	M	M	M	M	removed the funnel and inner cyl in case of hail, but think there was none
2/4/2019	6:42 AM	0.35	M	M	M	M
2/5/2019	6:34 AM	0.25	M	M	M	M
2/6/2019	7:00 AM	T	M	M	M	M
2/7/2019	7:00 AM	0.00	M	M	M	M
2/8/2019	7:09 AM	0.02	M	M	M	M
2/9/2019	7:08 AM	0.79	M	M	M	M
2/10/2019	8:01 AM	0.54	M	M	M	M
2/11/2019	7:00 AM	0.08	M	M	M	M	most of which fell in the form of hail, funnel taken off, about 8:25 am
2/13/2019	6:53 AM	0.65	M	M	M	M
2/14/2019	7:02 AM	0.71	M	M	M	M
2/15/2019	7:04 AM	0.54	M	M	M	M
2/16/2019	8:00 AM	0.37	M	M	M	M
2/17/2019	8:20 AM	0.21	M	M	M	M
2/18/2019	7:00 AM	T	M	M	M	M
2/19/2019	7:00 AM	0.00	M	M	M	M
2/20/2019	7:00 AM	0.00	0.0	M	M	M
2/21/2019	7:00 AM	0.00	0.0	M	M	M
2/22/2019	7:00 AM	0.00	0.0	M	M	M
2/23/2019	7:00 AM	0.00	0.0	M	M	M
2/24/2019	7:00 AM	0.00	0.0	M	M	M
2/25/2019	7:06 AM	T	M	M	M	M	lt rain/drizzle at obs time
2/26/2019	7:02 AM	0.27	M	M	M	M
2/27/2019	7:05 AM	0.63	M	M	M	M
2/28/2019	7:08 AM	0.48	M	M	M	M
3/2/2019	8:13 AM	0.54	M	M	M	M	cont drizzle at obs time
3/3/2019	7:30 AM	0.32	M	M	M	M
3/4/2019	7:06 AM	0.14	M	M	M	M
3/5/2019	7:00 AM	0.25	M	M	M	M
3/6/2019	6:45 AM	0.90	M	M	M	M
3/7/2019	7:15 AM	0.19	M	M	M	M
3/8/2019	7:00 AM	0.09	M	M	M	M
3/9/2019	7:37 AM	0.08	M	M	M	M
3/11/2019	6:58 AM	0.05	M	M	M	M
3/20/2019	6:59 AM	0.55	M	M	M	M
3/21/2019	7:05 AM	0.06	M	M	M	M
3/22/2019	7:05 AM	0.04	M	M	M	M
3/23/2019	7:20 AM	0.74	M	M	M	M
3/26/2019	7:03 AM	0.50	M	M	M	M
3/27/2019	5:57 AM	0.09	M	M	M	M
3/28/2019	7:07 AM	0.03	M	M	M	M
3/29/2019	7:00 AM	0.01	M	M	M	M
4/1/2019	8:38 AM	0.00	M	M	M	M
4/2/2019	7:16 AM	0.16	M	M	M	M
4/3/2019	5:00 AM	0.09	M	M	M	M
4/4/2019	7:27 AM	0.17	M	M	M	M
4/5/2019	8:35 AM	0.02	M	M	M	M
4/6/2019	8:30 AM	0.27	M	M	M	M
4/7/2019	8:37 AM	T	M	M	M	M	drizzle at obs time
4/9/2019	7:05 AM	0.10	M	M	M	M
4/16/2019	6:57 AM	0.19	M	M	M	M
4/20/2019	8:47 AM	0.12	M	M	M	M	more drizzle than expected
5/6/2019	7:17 AM	0.01	M	M	M	M	drizzle at obs time
5/7/2019	8:30 AM	0.07	M	M	M	M	light drizzle at obs time
5/9/2019	7:13 AM	T	M	M	M	M	drizzle at obs time
5/15/2019	7:00 AM	0.01	M	M	M	M	almost 0.02
5/16/2019	6:50 AM	0.68	M	M	M	M
5/19/2019	8:33 AM	1.36	M	M	M	M
5/21/2019	7:00 AM	0.07	M	M	M	M
5/22/2019	7:00 AM	0.06	M	M	M	M
8/3/2019	8:11 AM	0.04	M	M	M	M	fog drizzle
8/4/2019	8:58 AM	0.02	M	M	M	M	fog drizzle
8/5/2019	8:35 AM	0.01	M	M	M	M	fog drizzle
8/6/2019	7:00 AM	T	M	M	M	M	fog drizzle
8/11/2019	7:54 AM	T	M	M	M	M	fog drizzle
8/19/2019	6:48 AM	T	M	M	M	M	fog drizzle at obs time
8/22/2019	7:00 AM	0.04	M	M	M	M	fog drizzle, cont at obs time
8/28/2019	6:54 AM	T	M	M	M	M	fog drizzle, continued at observation time
9/3/2019	7:00 AM	T	M	M	M	M	fog drizzle continuing at obs time
9/16/2019	7:00 AM	0.14	M	M	M	M	rain continued at observation time
9/17/2019	6:30 AM	0.10	M	M	M	M
9/18/2019	6:53 AM	T	M	M	M	M
9/23/2019	6:50 AM	T	M	M	M	M	fog drizzle at observation time

Water Year Overview
Days in Water Year
Daily Prcp Observations
Multiday Prcp Observations
Hail Observations
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Start Date	End Date & Time	Duration in Days	Precipitation	Snow Depth	Snow Depth SWE	Notes
12/11/2018	12/12/2018 7:00 AM	2	0.03	M	M
1/4/2019	1/07/2019 7:27 AM	4	1.69	M	M

Water Year Overview
Days in Water Year
Daily Prcp Observations
Multiday Prcp Observations
Hail Observations
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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
1/20/2019	8:25 PM		1/4" Pea Size	1/4" Pea Size	NA		2	1min		Continuous	False	Before rain
2/10/2019	8:22 AM		1/4" Pea Size	Rice	Rice	Hard\|White Ice	3	1min		Continuous	False	Same time as rain