CoCoRaHS Station WYS : CO-BO-402

2020 CoCoRaHS Water Year Summary for Station CO-BO-402 Report generated on December 15, 2020

Station Overview		Station Location
Station Number	CO-BO-402	Latitude	40.033368
Station Name	Boulder 2.2 ENE	Longitude	-105.210938
County	Boulder	Elevation (ft)	5179

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 19	1.15	0.45	17	0.20	15	0.25	2	1	3	0	0.0	0	0
Nov 19	0.86	2.05	9	0.28	6	1.77	3	1	1	0	0.0	0	0
Dec 19	0.66	0.00	26	0.00	26	0.00	0	0	0	1	0.0	0	1
Jan 20	0.51	0.00	22	0.00	22	0.00	0	0	0	1	0.0	0	0
Feb 20	0.53	1.64	26	0.45	20	1.19	6	2	4	2	7.4	4	0
March 20	1.68	0.54	10	0.54	10	0.00	0	0	2	0	3.1	1	0
April 20	2.07	0.00	0	0.00	0	0.00	0	0	0	0	0.0	0	0
May 20	2.36	0.00	0	0.00	0	0.00	0	0	0	0	0.0	0	0
June 20	1.89	1.58	12	0.00	4	1.58	8	2	0	0	0.0	0	0
July 20	1.64	0.40	23	0.02	15	0.38	8	2	1	2	0.0	0	0
Aug 20	1.57	0.15	11	0.15	11	0.00	0	0	1	0	0.0	0	0
Sept 20	1.50	0.00	0	0.00	0	0.00	0	0	0	0	0.0	0	0
Water Year Totals:	16.42"	6.81"	156 days	1.64"	129	5.17"	27 days	8	12 days	6 days	10.5"	5 days	1 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
10/1/2019	0.09
10/2/2019	0.10
10/3/2019	0.01
10/4/2019	0.00
10/5/2019	0.00
10/6/2019	0.00
10/7/2019	0.00
10/8/2019	0.00
10/9/2019	0.00
10/10/2019		**
10/11/2019		0.25
10/12/2019	0.00
10/13/2019	0.00
10/14/2019	0.00
10/15/2019	0.00
10/16/2019	0.00
10/17/2019	0.00
10/18/2019
10/19/2019
10/20/2019
10/21/2019
10/22/2019
10/23/2019
10/24/2019
10/25/2019
10/26/2019
10/27/2019
10/28/2019
10/29/2019
10/30/2019
10/31/2019
11/1/2019
11/2/2019	0.00
11/3/2019	0.00
11/4/2019	0.00
11/5/2019	0.00
11/6/2019	0.00
11/7/2019
11/8/2019
11/9/2019
11/10/2019
11/11/2019
11/12/2019
11/13/2019
11/14/2019
11/15/2019
11/16/2019
11/17/2019
11/18/2019
11/19/2019
11/20/2019
11/21/2019	0.28
11/22/2019
11/23/2019
11/24/2019
11/25/2019		**
11/26/2019		**
11/27/2019		1.77
11/28/2019
11/29/2019
11/30/2019
12/1/2019	0.00
12/2/2019	0.00
12/3/2019	0.00
12/4/2019	0.00
12/5/2019	0.00
12/6/2019	0.00
12/7/2019	0.00
12/8/2019	0.00
12/9/2019	0.00
12/10/2019	0.00
12/11/2019	0.00
12/12/2019	0.00
12/13/2019	0.00
12/14/2019	0.00
12/15/2019	T
12/16/2019	0.00
12/17/2019	0.00
12/18/2019	0.00
12/19/2019	0.00
12/20/2019	0.00
12/21/2019	0.00
12/22/2019	0.00
12/23/2019	0.00
12/24/2019	0.00
12/25/2019	0.00
12/26/2019
12/27/2019
12/28/2019
12/29/2019
12/30/2019	0.00
12/31/2019

Day of Year	Daily Prcp	Multiday Prcp
1/1/2020
1/2/2020
1/3/2020
1/4/2020
1/5/2020	0.00
1/6/2020	0.00
1/7/2020	0.00
1/8/2020	0.00
1/9/2020	0.00
1/10/2020	0.00
1/11/2020	0.00
1/12/2020	0.00
1/13/2020	0.00
1/14/2020	0.00
1/15/2020	0.00
1/16/2020	0.00
1/17/2020
1/18/2020
1/19/2020
1/20/2020
1/21/2020	0.00
1/22/2020	0.00
1/23/2020	0.00
1/24/2020	0.00
1/25/2020	0.00
1/26/2020	0.00
1/27/2020	0.00
1/28/2020	0.00
1/29/2020
1/30/2020	T
1/31/2020	0.00
2/1/2020	0.00
2/2/2020	0.00
2/3/2020		**
2/4/2020		0.48
2/5/2020	0.03
2/6/2020	0.00
2/7/2020		**
2/8/2020		**
2/9/2020		**
2/10/2020		0.71
2/11/2020	0.28
2/12/2020
2/13/2020
2/14/2020
2/15/2020	0.00
2/16/2020	0.00
2/17/2020	0.00
2/18/2020	0.03
2/19/2020	T
2/20/2020	0.11
2/21/2020	0.00
2/22/2020	0.00
2/23/2020	0.00
2/24/2020	T
2/25/2020	0.00
2/26/2020	0.00
2/27/2020	0.00
2/28/2020	0.00
2/29/2020	0.00
3/1/2020	0.00
3/2/2020	0.29
3/3/2020	0.00
3/4/2020	0.00
3/5/2020	0.00
3/6/2020	0.00
3/7/2020	0.00
3/8/2020	0.00
3/9/2020	0.25
3/10/2020	0.00
3/11/2020
3/12/2020
3/13/2020
3/14/2020
3/15/2020
3/16/2020
3/17/2020
3/18/2020
3/19/2020
3/20/2020
3/21/2020
3/22/2020
3/23/2020
3/24/2020
3/25/2020
3/26/2020
3/27/2020
3/28/2020
3/29/2020
3/30/2020
3/31/2020

Day of Year	Daily Prcp	Multiday Prcp
4/1/2020
4/2/2020
4/3/2020
4/4/2020
4/5/2020
4/6/2020
4/7/2020
4/8/2020
4/9/2020
4/10/2020
4/11/2020
4/12/2020
4/13/2020
4/14/2020
4/15/2020
4/16/2020
4/17/2020
4/18/2020
4/19/2020
4/20/2020
4/21/2020
4/22/2020
4/23/2020
4/24/2020
4/25/2020
4/26/2020
4/27/2020
4/28/2020
4/29/2020
4/30/2020
5/1/2020
5/2/2020
5/3/2020
5/4/2020
5/5/2020
5/6/2020
5/7/2020
5/8/2020
5/9/2020
5/10/2020
5/11/2020
5/12/2020
5/13/2020
5/14/2020
5/15/2020
5/16/2020
5/17/2020
5/18/2020
5/19/2020
5/20/2020
5/21/2020
5/22/2020
5/23/2020
5/24/2020
5/25/2020
5/26/2020
5/27/2020
5/28/2020
5/29/2020
5/30/2020
5/31/2020
6/1/2020
6/2/2020
6/3/2020
6/4/2020
6/5/2020
6/6/2020
6/7/2020
6/8/2020
6/9/2020
6/10/2020
6/11/2020
6/12/2020
6/13/2020
6/14/2020
6/15/2020
6/16/2020
6/17/2020
6/18/2020		**
6/19/2020		**
6/20/2020		**
6/21/2020		**
6/22/2020		1.30
6/23/2020	0.00
6/24/2020	0.00
6/25/2020	0.00
6/26/2020	0.00
6/27/2020		**
6/28/2020		**
6/29/2020		0.28
6/30/2020

Day of Year	Daily Prcp	Multiday Prcp
7/1/2020
7/2/2020
7/3/2020
7/4/2020
7/5/2020
7/6/2020
7/7/2020
7/8/2020	0.00
7/9/2020	0.00
7/10/2020	0.00
7/11/2020	0.00
7/12/2020	0.00
7/13/2020	0.00
7/14/2020	0.02
7/15/2020	0.00
7/16/2020	0.00
7/17/2020	0.00
7/18/2020	0.00
7/19/2020	T
7/20/2020	T
7/21/2020	0.00
7/22/2020	0.00
7/23/2020		**
7/24/2020		**
7/25/2020		**
7/26/2020		**
7/27/2020		0.27
7/28/2020		**
7/29/2020		**
7/30/2020		0.11
7/31/2020
8/1/2020
8/2/2020
8/3/2020
8/4/2020
8/5/2020
8/6/2020
8/7/2020
8/8/2020
8/9/2020
8/10/2020
8/11/2020
8/12/2020
8/13/2020
8/14/2020
8/15/2020
8/16/2020	0.00
8/17/2020	0.00
8/18/2020	0.00
8/19/2020	0.00
8/20/2020	0.00
8/21/2020	0.15
8/22/2020	0.00
8/23/2020	0.00
8/24/2020	0.00
8/25/2020	0.00
8/26/2020	0.00
8/27/2020
8/28/2020
8/29/2020
8/30/2020
8/31/2020
9/1/2020
9/2/2020
9/3/2020
9/4/2020
9/5/2020
9/6/2020
9/7/2020
9/8/2020
9/9/2020
9/10/2020
9/11/2020
9/12/2020
9/13/2020
9/14/2020
9/15/2020
9/16/2020
9/17/2020
9/18/2020
9/19/2020
9/20/2020
9/21/2020
9/22/2020
9/23/2020
9/24/2020
9/25/2020
9/26/2020
9/27/2020
9/28/2020
9/29/2020
9/30/2020

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
10/1/2019	11:00 AM	0.09	M	M	M	M
10/2/2019	9:00 AM	0.10	M	M	M	M
10/3/2019	8:30 AM	0.01	M	M	M	M
10/4/2019	7:00 AM	0.00	0.0	M	M	M
10/5/2019	7:00 AM	0.00	0.0	M	M	M
10/6/2019	7:00 AM	0.00	0.0	M	M	M
10/7/2019	7:00 AM	0.00	0.0	M	M	M
10/8/2019	9:00 AM	0.00	0.0	M	M	M
10/9/2019	9:00 AM	0.00	0.0	M	M	M
10/12/2019	7:00 AM	0.00	0.0	M	M	M
10/13/2019	7:00 AM	0.00	0.0	M	M	M
10/14/2019	7:00 AM	0.00	0.0	M	M	M
10/15/2019	9:00 AM	0.00	0.0	M	M	M
10/16/2019	9:00 AM	0.00	0.0	M	M	M
10/17/2019	8:00 AM	0.00	0.0	M	M	M
11/2/2019	7:00 AM	0.00	0.0	M	M	M
11/3/2019	7:00 AM	0.00	0.0	M	M	M
11/4/2019	7:00 AM	0.00	0.0	M	M	M
11/5/2019	7:00 AM	0.00	0.0	M	M	M
11/6/2019	9:00 AM	0.00	0.0	M	M	M
11/21/2019	9:00 AM	0.28	M	0.28	M	M
12/1/2019	7:00 AM	0.00	0.0	M	M	M
12/2/2019	7:00 AM	0.00	0.0	M	M	M
12/3/2019	7:00 AM	0.00	0.0	M	M	M
12/4/2019	7:00 AM	0.00	0.0	M	M	M
12/5/2019	7:00 AM	0.00	0.0	M	M	M
12/6/2019	7:00 AM	0.00	0.0	M	M	M
12/7/2019	7:00 AM	0.00	0.0	M	M	M
12/8/2019	7:00 AM	0.00	0.0	M	M	M
12/9/2019	7:00 AM	0.00	0.0	M	M	M
12/10/2019	7:00 AM	0.00	0.0	M	M	M
12/11/2019	7:00 AM	0.00	0.0	M	M	M
12/12/2019	7:00 AM	0.00	0.0	M	M	M
12/13/2019	7:00 AM	0.00	0.0	M	M	M
12/14/2019	7:00 AM	0.00	0.0	M	M	M
12/15/2019	7:00 AM	T	M	M	0.1	T
12/16/2019	7:00 AM	0.00	0.0	M	M	M
12/17/2019	7:00 AM	0.00	0.0	M	M	M
12/18/2019	7:00 AM	0.00	0.0	M	M	M
12/19/2019	7:00 AM	0.00	0.0	M	M	M
12/20/2019	7:00 AM	0.00	0.0	M	M	M
12/21/2019	7:00 AM	0.00	0.0	M	M	M
12/22/2019	7:00 AM	0.00	0.0	M	M	M
12/23/2019	7:00 AM	0.00	0.0	M	M	M
12/24/2019	7:00 AM	0.00	0.0	M	M	M
12/25/2019	7:00 AM	0.00	0.0	M	M	M
12/30/2019	7:00 AM	0.00	0.0	M	M	M
1/5/2020	7:00 AM	0.00	0.0	M	M	M
1/6/2020	7:00 AM	0.00	0.0	M	M	M
1/7/2020	7:00 AM	0.00	0.0	M	M	M
1/8/2020	7:00 AM	0.00	0.0	M	M	M
1/9/2020	7:00 AM	0.00	0.0	M	M	M
1/10/2020	7:00 AM	0.00	0.0	M	M	M
1/11/2020	7:00 AM	0.00	0.0	M	M	M
1/12/2020	7:00 AM	0.00	0.0	M	M	M
1/13/2020	7:00 AM	0.00	0.0	M	M	M
1/14/2020	7:00 AM	0.00	0.0	M	M	M
1/15/2020	8:00 AM	0.00	0.0	M	M	M
1/16/2020	7:00 AM	0.00	0.0	M	M	M
1/21/2020	7:00 AM	0.00	0.0	M	M	M
1/22/2020	8:00 AM	0.00	0.0	M	M	M
1/23/2020	7:00 AM	0.00	0.0	M	M	M
1/24/2020	7:00 AM	0.00	0.0	M	M	M
1/25/2020	7:00 AM	0.00	0.0	M	M	M
1/26/2020	7:00 AM	0.00	0.0	M	M	M
1/27/2020	7:00 AM	0.00	0.0	M	M	M
1/28/2020	7:00 AM	0.00	0.0	M	M	M
1/30/2020	9:00 AM	T	T	M	M	M	Hazy and some snow flurries at time of measurement.
1/31/2020	7:00 AM	0.00	0.0	M	M	M
2/1/2020	7:00 AM	0.00	0.0	M	M	M
2/2/2020	7:00 AM	0.00	0.0	M	M	M
2/5/2020	9:00 AM	0.03	0.5	0.03	M	M
2/6/2020	9:00 AM	0.00	0.0	M	M	M
2/11/2020	8:00 AM	0.28	5.5	0.28	M	M
2/15/2020	7:00 AM	0.00	0.0	M	M	M
2/16/2020	7:00 AM	0.00	0.0	M	M	M
2/17/2020	7:00 AM	0.00	0.0	M	M	M
2/18/2020	9:00 AM	0.03	0.2	0.03	M	M
2/19/2020	9:00 AM	T	T	T	M	M	Snow flurries at time of measurement. No accumulation on the ground.
2/20/2020	8:00 AM	0.11	1.2	0.11	M	M
2/21/2020	7:00 AM	0.00	0.0	M	M	M
2/22/2020	7:00 AM	0.00	0.0	M	M	M
2/23/2020	7:00 AM	0.00	0.0	M	M	M
2/24/2020	8:00 AM	T	T	T	M	M	Snowing at time of measurement. No accumulation.
2/25/2020	7:00 AM	0.00	0.0	M	M	M
2/26/2020	7:00 AM	0.00	0.0	M	M	M
2/27/2020	7:00 AM	0.00	0.0	M	M	M
2/28/2020	7:00 AM	0.00	0.0	M	M	M
2/29/2020	7:00 AM	0.00	0.0	M	M	M
3/1/2020	7:00 AM	0.00	0.0	M	M	M
3/2/2020	9:00 AM	0.29	3.1	0.29	M	M
3/3/2020	9:00 AM	0.00	0.0	M	M	M
3/4/2020	7:00 AM	0.00	0.0	M	M	M
3/5/2020	7:00 AM	0.00	0.0	M	M	M
3/6/2020	7:00 AM	0.00	0.0	M	M	M
3/7/2020	7:00 AM	0.00	0.0	M	M	M
3/8/2020	7:00 AM	0.00	0.0	M	M	M
3/9/2020	9:00 AM	0.25	M	M	M	M
3/10/2020	9:00 AM	0.00	0.0	M	M	M
6/23/2020	7:00 AM	0.00	0.0	M	M	M
6/24/2020	7:00 AM	0.00	0.0	M	M	M
6/25/2020	7:00 AM	0.00	0.0	M	M	M
6/26/2020	7:00 AM	0.00	0.0	M	M	M
7/8/2020	7:00 AM	0.00	0.0	M	M	M
7/9/2020	7:00 AM	0.00	0.0	M	M	M
7/10/2020	7:00 AM	0.00	0.0	M	M	M
7/11/2020	7:00 AM	0.00	0.0	M	M	M
7/12/2020	7:00 AM	0.00	0.0	M	M	M
7/13/2020	7:00 AM	0.00	0.0	M	M	M
7/14/2020	9:00 AM	0.02	M	M	M	M
7/15/2020	7:00 AM	0.00	0.0	M	M	M
7/16/2020	7:00 AM	0.00	0.0	M	M	M
7/17/2020	7:00 AM	0.00	0.0	M	M	M
7/18/2020	7:00 AM	0.00	0.0	M	M	M
7/19/2020	7:00 AM	T	M	M	M	M
7/20/2020	7:00 AM	T	M	M	M	M
7/21/2020	7:00 AM	0.00	0.0	M	M	M
7/22/2020	7:00 AM	0.00	0.0	M	M	M
8/16/2020	7:00 AM	0.00	0.0	M	M	M
8/17/2020	9:00 AM	0.00	0.0	M	M	M
8/18/2020	7:00 AM	0.00	0.0	M	M	M
8/19/2020	7:00 AM	0.00	0.0	M	M	M
8/20/2020	7:00 AM	0.00	0.0	M	M	M
8/21/2020	9:00 AM	0.15	M	M	M	M
8/22/2020	7:00 AM	0.00	0.0	M	M	M
8/23/2020	7:00 AM	0.00	0.0	M	M	M
8/24/2020	7:00 AM	0.00	0.0	M	M	M
8/25/2020	7:00 AM	0.00	0.0	M	M	M
8/26/2020	7:00 AM	0.00	0.0	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	Notes
10/10/2019	10/11/2019 8:00 AM	2	0.25	M	M	Snow had already melted prior to being able to measure depth or core sample.
11/25/2019	11/27/2019 9:00 AM	3	1.77	13.4	1.77
2/3/2020	2/04/2020 9:00 AM	2	0.48	5.2	0.48
2/7/2020	2/10/2020 8:00 AM	4	0.71	5.4	0.71	There had been multiple days of snow which had compressed the snowpack by the time of measurement. It is likely that the original depth of snow was greater than what is reported.
6/18/2020	6/22/2020 7:00 AM	5	1.30	M	M
6/27/2020	6/29/2020 7:00 AM	3	0.28	M	M
7/23/2020	7/27/2020 9:00 AM	5	0.27	M	M
7/28/2020	7/30/2020 11:00 AM	3	0.11	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