CoCoRaHS Station WYS : CO-BO-476

2018 CoCoRaHS Water Year Summary for Station CO-BO-476 Report generated on October 3, 2019

Station Overview		Station Location
Station Number	CO-BO-476	Latitude	40.00675
Station Name	Boulder 2.9 ESE	Longitude	-105.2021
County	Boulder	Elevation (ft)	5327

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 17	1.26	2.09	31	2.09	31	0.00	0	0	10	1	2.8	1	0
Nov 17	0.95	0.29	30	0.29	30	0.00	0	0	4	3	3.3	2	0
Dec 17	0.69	0.20	28	0.20	16	0.00	12	1	2	0	4.0	1	0
Jan 18	0.56	0.37	25	0.37	12	0.00	13	3	3	2	0.0	0	0
Feb 18	0.55	0.23	14	0.23	11	0.00	3	1	4	2	0.0	0	0
March 18	1.77	2.01	20	2.01	7	0.00	13	2	5	1	0.0	0	0
April 18	2.12	0.87	5	0.87	5	0.00	0	0	4	0	0.0	0	0
May 18	2.45	5.96	15	5.96	15	0.00	0	0	12	0	0.0	0	0
June 18	1.92	1.39	5	1.39	5	0.00	0	0	3	0	0.0	0	0
July 18	1.66	1.26	6	1.17	4	0.09	2	1	4	0	0.0	0	0
Aug 18	1.60	0.00	0	0.00	0	0.00	0	0	0	0	0.0	0	0
Sept 18	1.48	0.82	9	0.82	4	0.00	5	1	4	0	0.0	0	0
Water Year Totals:	17.01"	15.49"	188 days	15.40"	140	0.09"	48 days	9	55 days	9 days	10.1"	4 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
10/1/2017	0.04
10/2/2017	0.64
10/3/2017	0.63
10/4/2017	0.01
10/5/2017	0.00
10/6/2017	0.00
10/7/2017	0.00
10/8/2017	0.00
10/9/2017	0.44
10/10/2017	0.13
10/11/2017	0.01
10/12/2017	0.00
10/13/2017	0.00
10/14/2017	T
10/15/2017	0.00
10/16/2017	0.00
10/17/2017	0.00
10/18/2017	0.00
10/19/2017	0.00
10/20/2017	0.00
10/21/2017	0.00
10/22/2017	0.00
10/23/2017	0.00
10/24/2017	0.00
10/25/2017	0.00
10/26/2017	0.00
10/27/2017	0.06
10/28/2017	0.00
10/29/2017	0.00
10/30/2017	0.09
10/31/2017	0.04
11/1/2017	0.00
11/2/2017	0.00
11/3/2017	0.00
11/4/2017	0.00
11/5/2017	T
11/6/2017	T
11/7/2017	0.20
11/8/2017	0.04
11/9/2017	0.00
11/10/2017	0.00
11/11/2017	0.00
11/12/2017	0.00
11/13/2017	0.00
11/14/2017	0.00
11/15/2017	0.00
11/16/2017	0.00
11/17/2017	0.00
11/18/2017	0.04
11/19/2017	0.00
11/20/2017	0.00
11/21/2017	0.00
11/22/2017	0.01
11/23/2017	0.00
11/24/2017	0.00
11/25/2017	0.00
11/26/2017	0.00
11/27/2017	0.00
11/28/2017	T
11/29/2017	0.00
11/30/2017	0.00
12/1/2017	0.00
12/2/2017	0.00
12/3/2017	0.00
12/4/2017	0.00
12/5/2017	0.00
12/6/2017	0.00
12/7/2017	0.00
12/8/2017	0.00
12/9/2017		**
12/10/2017		**
12/11/2017		**
12/12/2017		**
12/13/2017		0.00
12/14/2017	0.07
12/15/2017	0.00
12/16/2017	0.00
12/17/2017	0.00
12/18/2017	0.00
12/19/2017	0.00
12/20/2017	0.00
12/21/2017
12/22/2017
12/23/2017
12/24/2017	0.13
12/25/2017		**
12/26/2017		**
12/27/2017		**
12/28/2017		**
12/29/2017		**
12/30/2017		**
12/31/2017		**

Day of Year	Daily Prcp	Multiday Prcp
1/1/2018		**
1/2/2018		**
1/3/2018		T
1/4/2018		**
1/5/2018		**
1/6/2018		**
1/7/2018		0.00
1/8/2018
1/9/2018	0.00
1/10/2018	0.00
1/11/2018	0.02
1/12/2018	0.00
1/13/2018
1/14/2018
1/15/2018	T
1/16/2018	0.08
1/17/2018	0.00
1/18/2018	0.00
1/19/2018	0.00
1/20/2018	0.00
1/21/2018	0.27
1/22/2018	T
1/23/2018		**
1/24/2018		**
1/25/2018		**
1/26/2018		**
1/27/2018		**
1/28/2018		0.00
1/29/2018
1/30/2018
1/31/2018
2/1/2018	T
2/2/2018	0.04
2/3/2018	0.00
2/4/2018
2/5/2018	0.02
2/6/2018		**
2/7/2018		**
2/8/2018		0.00
2/9/2018
2/10/2018	0.15
2/11/2018	0.00
2/12/2018	T
2/13/2018
2/14/2018
2/15/2018
2/16/2018	0.02
2/17/2018	0.00
2/18/2018	0.00
2/19/2018
2/20/2018
2/21/2018
2/22/2018
2/23/2018
2/24/2018
2/25/2018
2/26/2018
2/27/2018
2/28/2018	0.00
3/1/2018		**
3/2/2018		**
3/3/2018		**
3/4/2018		**
3/5/2018		**
3/6/2018		**
3/7/2018		**
3/8/2018		**
3/9/2018		0.00
3/10/2018
3/11/2018
3/12/2018
3/13/2018
3/14/2018
3/15/2018
3/16/2018	0.24
3/17/2018
3/18/2018
3/19/2018	0.59
3/20/2018	0.00
3/21/2018
3/22/2018
3/23/2018
3/24/2018
3/25/2018
3/26/2018	T
3/27/2018	0.80
3/28/2018
3/29/2018	0.28
3/30/2018	0.10
3/31/2018

Day of Year	Daily Prcp	Multiday Prcp
4/1/2018
4/2/2018
4/3/2018
4/4/2018
4/5/2018
4/6/2018
4/7/2018
4/8/2018
4/9/2018
4/10/2018
4/11/2018
4/12/2018
4/13/2018
4/14/2018
4/15/2018
4/16/2018
4/17/2018	0.00
4/18/2018
4/19/2018
4/20/2018
4/21/2018	0.32
4/22/2018	0.08
4/23/2018
4/24/2018	0.23
4/25/2018	0.24
4/26/2018
4/27/2018
4/28/2018
4/29/2018
4/30/2018
5/1/2018
5/2/2018	0.00
5/3/2018	1.11
5/4/2018	0.55
5/5/2018	0.00
5/6/2018
5/7/2018
5/8/2018	0.00
5/9/2018
5/10/2018
5/11/2018
5/12/2018	0.10
5/13/2018	0.61
5/14/2018	0.80
5/15/2018	0.01
5/16/2018
5/17/2018
5/18/2018	2.30
5/19/2018
5/20/2018	0.21
5/21/2018	0.11
5/22/2018
5/23/2018	0.03
5/24/2018
5/25/2018
5/26/2018
5/27/2018
5/28/2018
5/29/2018	0.04
5/30/2018
5/31/2018	0.09
6/1/2018
6/2/2018
6/3/2018
6/4/2018
6/5/2018
6/6/2018
6/7/2018
6/8/2018
6/9/2018
6/10/2018
6/11/2018
6/12/2018
6/13/2018
6/14/2018
6/15/2018
6/16/2018
6/17/2018
6/18/2018	0.76
6/19/2018	0.62
6/20/2018	0.01
6/21/2018	0.00
6/22/2018
6/23/2018	0.00
6/24/2018
6/25/2018
6/26/2018
6/27/2018
6/28/2018
6/29/2018
6/30/2018

Day of Year	Daily Prcp	Multiday Prcp
7/1/2018
7/2/2018
7/3/2018
7/4/2018
7/5/2018
7/6/2018
7/7/2018
7/8/2018
7/9/2018
7/10/2018
7/11/2018
7/12/2018
7/13/2018
7/14/2018
7/15/2018
7/16/2018
7/17/2018
7/18/2018
7/19/2018
7/20/2018
7/21/2018
7/22/2018
7/23/2018	0.10
7/24/2018	0.70
7/25/2018
7/26/2018	0.35
7/27/2018	0.02
7/28/2018		**
7/29/2018		0.09
7/30/2018
7/31/2018
8/1/2018
8/2/2018
8/3/2018
8/4/2018
8/5/2018
8/6/2018
8/7/2018
8/8/2018
8/9/2018
8/10/2018
8/11/2018
8/12/2018
8/13/2018
8/14/2018
8/15/2018
8/16/2018
8/17/2018
8/18/2018
8/19/2018
8/20/2018
8/21/2018
8/22/2018
8/23/2018
8/24/2018
8/25/2018
8/26/2018
8/27/2018
8/28/2018
8/29/2018
8/30/2018
8/31/2018
9/1/2018
9/2/2018
9/3/2018
9/4/2018
9/5/2018	0.73
9/6/2018	0.04
9/7/2018	0.03
9/8/2018
9/9/2018		**
9/10/2018		**
9/11/2018		**
9/12/2018		**
9/13/2018		0.00
9/14/2018
9/15/2018
9/16/2018
9/17/2018
9/18/2018
9/19/2018
9/20/2018	0.02
9/21/2018
9/22/2018
9/23/2018
9/24/2018
9/25/2018
9/26/2018
9/27/2018
9/28/2018
9/29/2018
9/30/2018

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
10/1/2017	7:00 AM	0.04	M	M	M	M
10/2/2017	7:00 AM	0.64	M	M	M	M
10/3/2017	7:00 AM	0.63	M	M	M	M	Frost on the funnel of gauge.
10/4/2017	7:00 AM	0.01	M	M	M	M
10/5/2017	7:00 AM	0.00	0.0	M	M	M	dew
10/6/2017	7:00 AM	0.00	0.0	M	M	M
10/7/2017	7:00 AM	0.00	0.0	M	M	M
10/8/2017	7:00 AM	0.00	0.0	M	M	M
10/9/2017	7:00 AM	0.44	2.8	M	M	M
10/10/2017	7:00 AM	0.13	M	M	M	M	Gauge was frozen to the stand.
10/11/2017	7:00 AM	0.01	M	M	M	M	heavy dew
10/12/2017	7:00 AM	0.00	0.0	M	M	M
10/13/2017	7:00 AM	0.00	0.0	M	M	M
10/14/2017	7:00 AM	T	M	M	M	M	dew and frost
10/15/2017	7:00 AM	0.00	0.0	M	M	M
10/16/2017	7:00 AM	0.00	0.0	M	M	M
10/17/2017	7:00 AM	0.00	0.0	M	M	M
10/18/2017	7:00 AM	0.00	0.0	M	M	M
10/19/2017	7:00 AM	0.00	0.0	M	M	M
10/20/2017	7:00 AM	0.00	0.0	M	M	M
10/21/2017	7:00 AM	0.00	0.0	M	M	M
10/22/2017	7:00 AM	0.00	0.0	M	M	M
10/23/2017	7:00 AM	0.00	0.0	M	M	M
10/24/2017	7:00 AM	0.00	0.0	M	M	M
10/25/2017	7:00 AM	0.00	0.0	M	M	M
10/26/2017	7:00 AM	0.00	0.0	M	M	M
10/27/2017	7:00 AM	0.06	M	0.06	M	M
10/28/2017	7:00 AM	0.00	0.0	M	M	M
10/29/2017	7:00 AM	0.00	0.0	M	M	M
10/30/2017	7:00 AM	0.09	M	M	M	0.09
10/31/2017	7:00 AM	0.04	M	M	M	0.04
11/1/2017	7:00 AM	0.00	0.0	M	M	M
11/2/2017	7:00 AM	0.00	0.0	M	M	M
11/3/2017	7:00 AM	0.00	0.0	M	M	M
11/4/2017	7:00 AM	0.00	0.0	M	M	M
11/5/2017	7:00 AM	T	M	M	M	M
11/6/2017	7:00 AM	T	M	M	M	M
11/7/2017	7:00 AM	0.20	2.3	M	M	M
11/8/2017	7:00 AM	0.04	1.0	M	M	M
11/9/2017	7:00 AM	0.00	0.0	M	M	M
11/10/2017	7:00 AM	0.00	0.0	M	M	M
11/11/2017	7:00 AM	0.00	0.0	M	M	M
11/12/2017	7:00 AM	0.00	0.0	M	M	M
11/13/2017	7:00 AM	0.00	0.0	M	M	M
11/14/2017	7:00 AM	0.00	0.0	M	M	M
11/15/2017	7:00 AM	0.00	0.0	M	M	M
11/16/2017	7:00 AM	0.00	0.0	M	M	M
11/17/2017	7:00 AM	0.00	0.0	M	M	M
11/18/2017	7:00 AM	0.04	M	M	M	M
11/19/2017	7:00 AM	0.00	0.0	M	M	M
11/20/2017	7:00 AM	0.00	0.0	M	M	M
11/21/2017	7:00 AM	0.00	0.0	M	M	M
11/22/2017	7:00 AM	0.01	M	M	M	M
11/23/2017	7:00 AM	0.00	0.0	M	M	M
11/24/2017	7:00 AM	0.00	0.0	M	M	M
11/25/2017	7:00 AM	0.00	0.0	M	M	M
11/26/2017	7:00 AM	0.00	0.0	M	M	M
11/27/2017	7:00 AM	0.00	0.0	M	M	M
11/28/2017	7:00 AM	T	M	M	M	M
11/29/2017	7:00 AM	0.00	0.0	M	M	M
11/30/2017	7:00 AM	0.00	0.0	M	M	M
12/1/2017	7:00 AM	0.00	0.0	M	M	M
12/2/2017	7:00 AM	0.00	0.0	M	M	M
12/3/2017	7:00 AM	0.00	0.0	M	M	M
12/4/2017	7:00 AM	0.00	0.0	M	M	M
12/5/2017	7:00 AM	0.00	0.0	M	M	M
12/6/2017	7:00 AM	0.00	0.0	M	M	M
12/7/2017	7:00 AM	0.00	0.0	M	M	M
12/8/2017	7:00 AM	0.00	0.0	M	M	M
12/14/2017	7:00 AM	0.07	M	0.07	M	M
12/15/2017	7:00 AM	0.00	0.0	M	M	M
12/16/2017	7:00 AM	0.00	0.0	M	M	M
12/17/2017	7:00 AM	0.00	0.0	M	M	M
12/18/2017	7:00 AM	0.00	0.0	M	M	M
12/19/2017	7:00 AM	0.00	0.0	M	M	M
12/20/2017	7:00 AM	0.00	0.0	M	M	M
12/24/2017	7:00 AM	0.13	4.0	0.13	M	M
1/9/2018	7:00 AM	0.00	0.0	M	M	M
1/10/2018	7:00 AM	0.00	0.0	M	M	M
1/11/2018	7:00 AM	0.02	M	M	M	M
1/12/2018	7:00 AM	0.00	0.0	M	M	M
1/15/2018	7:00 AM	T	M	M	M	M
1/16/2018	7:00 AM	0.08	M	0.08	M	M
1/17/2018	7:00 AM	0.00	0.0	M	M	M
1/18/2018	7:00 AM	0.00	0.0	M	M	M
1/19/2018	7:00 AM	0.00	0.0	M	M	M
1/20/2018	7:00 AM	0.00	0.0	M	M	M
1/21/2018	11:30 AM	0.27	M	0.27	M	M
1/22/2018	7:00 AM	T	0.0	M	M	M
2/1/2018	7:00 AM	T	M	M	M	M
2/2/2018	7:00 AM	0.04	M	M	M	M
2/3/2018	7:00 AM	0.00	0.0	M	M	M
2/5/2018	7:00 AM	0.02	M	M	M	M
2/10/2018	1:00 PM	0.15	M	M	M	M
2/11/2018	7:00 AM	0.00	0.0	M	M	M
2/12/2018	7:00 AM	T	M	M	M	M
2/16/2018	7:00 AM	0.02	M	M	M	M
2/17/2018	7:00 AM	0.00	0.0	M	M	M
2/18/2018	7:00 AM	0.00	0.0	M	M	M
2/28/2018	7:00 AM	0.00	0.0	M	M	M
3/16/2018	7:00 AM	0.24	M	M	M	M
3/19/2018	7:00 AM	0.59	M	M	M	M
3/20/2018	7:00 AM	0.00	0.0	M	M	M
3/26/2018	7:00 AM	T	M	M	M	M
3/27/2018	7:00 AM	0.80	M	M	M	M
3/29/2018	7:00 AM	0.28	M	M	M	M
3/30/2018	7:00 AM	0.10	M	M	M	M
4/17/2018	7:00 AM	0.00	0.0	M	M	M
4/21/2018	8:00 AM	0.32	M	M	M	M
4/22/2018	7:00 AM	0.08	M	M	M	M
4/24/2018	11:00 AM	0.23	M	M	M	M
4/25/2018	7:00 AM	0.24	M	M	M	M
5/2/2018	7:00 AM	0.00	0.0	M	M	M
5/3/2018	7:00 AM	1.11	M	M	M	M
5/4/2018	7:00 AM	0.55	M	M	M	M
5/5/2018	7:00 AM	0.00	0.0	M	M	M	heavy dew
5/8/2018	7:00 AM	0.00	0.0	M	M	M
5/12/2018	6:00 AM	0.10	M	M	M	M
5/13/2018	7:00 AM	0.61	M	M	M	M	foggy
5/14/2018	7:00 AM	0.80	M	M	M	M	pea sized hail for 10 minutes
5/15/2018	7:00 AM	0.01	M	M	M	M
5/18/2018	6:30 PM	2.30	M	M	M	M
5/20/2018	7:00 AM	0.21	M	M	M	M
5/21/2018	7:00 AM	0.11	M	M	M	M
5/23/2018	7:00 AM	0.03	M	M	M	M
5/29/2018	7:00 AM	0.04	M	M	M	M
5/31/2018	7:00 AM	0.09	M	M	M	M
6/18/2018	7:00 AM	0.76	M	M	M	M
6/19/2018	7:00 AM	0.62	M	M	M	M
6/20/2018	7:00 AM	0.01	M	M	M	M
6/21/2018	7:00 AM	0.00	0.0	M	M	M
6/23/2018	7:00 AM	0.00	0.0	M	M	M
7/23/2018	7:00 AM	0.10	M	M	M	M
7/24/2018	6:00 AM	0.70	M	M	M	M
7/26/2018	6:00 AM	0.35	M	M	M	M
7/27/2018	7:00 AM	0.02	M	M	M	M
9/5/2018	7:00 AM	0.73	M	M	M	M
9/6/2018	7:00 AM	0.04	M	M	M	M
9/7/2018	7:00 AM	0.03	M	M	M	M
9/20/2018	7:00 AM	0.02	M	M	M	M

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
12/9/2017	12/13/2017 7:00 AM	5	0.00	M	M
12/25/2017	1/03/2018 7:00 AM	10	T	M	M
1/4/2018	1/07/2018 7:00 AM	4	0.00	M	M
1/23/2018	1/28/2018 7:00 AM	6	0.00	M	M
2/6/2018	2/08/2018 7:00 AM	3	0.00	M	M
3/1/2018	3/05/2018 7:00 AM	5	0.00	M	M
3/2/2018	3/09/2018 7:00 AM	8	0.00	M	M
7/28/2018	7/29/2018 7:00 AM	2	0.09	M	M
9/9/2018	9/13/2018 7:00 AM	5	0.00	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	Distance Between Stones on Pad	Depth of Stones on Ground
5/13/2018	7:00 PM		NA	NA	1/4" Pea Size	Mixed	10		minor leaf damage	Intermittent	True	After rain		vertical
5/18/2018	3:15 PM	hail pad is currently covered in hail...	1" Quarter Size	3/4" Penny Size	1/4" Pea Size	Mixed\|White Ice	55		shredded leaves	Continuous	True	After rain	After smaller hail	10-20		1.5
6/18/2018	6:30 PM		1" Quarter Size	1/2" Grape	1/4" Pea Size	Hard	30	3min	shredded leaves	Continuous	True	After rain	After smaller hail	10-20	1