CoCoRaHS Station WYS : CO-BO-423

2017 CoCoRaHS Water Year Summary for Station CO-BO-423 Report generated on October 3, 2019

Station Overview		Station Location
Station Number	CO-BO-423	Latitude	39.989282
Station Name	Louisville 1.4 N	Longitude	-105.138524
County	Boulder	Elevation (ft)	5405

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 16	1.23	0.00	0	0.00	0	0.00	0	0	0	0	0.0	0	0
Nov 16	0.96	0.00	0	0.00	0	0.00	0	0	0	0	0.0	0	0
Dec 16	0.73	0.00	0	0.00	0	0.00	0	0	0	0	0.0	0	0
Jan 17	0.53	0.00	0	0.00	0	0.00	0	0	0	0	0.0	0	0
Feb 17	0.54	0.00	0	0.00	0	0.00	0	0	0	0	0.0	0	0
March 17	1.74	0.57	8	0.57	8	0.00	0	0	5	0	0.0	0	0
April 17	2.05	2.15	30	1.94	28	0.21	2	1	9	1	0.0	0	0
May 17	2.38	5.11	31	5.11	31	0.00	0	0	15	0	0.0	0	0
June 17	1.80	0.13	29	0.13	29	0.00	0	0	2	3	0.0	0	0
July 17	1.65	0.79	31	0.79	31	0.00	0	0	8	1	0.0	0	0
Aug 17	1.64	1.00	31	0.95	28	0.05	3	1	12	2	0.0	0	0
Sept 17	1.41	1.26	30	1.26	28	0.00	2	0	6	0	0.0	0	0
Water Year Totals:	16.66"	11.01"	190 days	10.75"	183	0.26"	7 days	2	57 days	7 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
10/1/2016
10/2/2016
10/3/2016
10/4/2016
10/5/2016
10/6/2016
10/7/2016
10/8/2016
10/9/2016
10/10/2016
10/11/2016
10/12/2016
10/13/2016
10/14/2016
10/15/2016
10/16/2016
10/17/2016
10/18/2016
10/19/2016
10/20/2016
10/21/2016
10/22/2016
10/23/2016
10/24/2016
10/25/2016
10/26/2016
10/27/2016
10/28/2016
10/29/2016
10/30/2016
10/31/2016
11/1/2016
11/2/2016
11/3/2016
11/4/2016
11/5/2016
11/6/2016
11/7/2016
11/8/2016
11/9/2016
11/10/2016
11/11/2016
11/12/2016
11/13/2016
11/14/2016
11/15/2016
11/16/2016
11/17/2016
11/18/2016
11/19/2016
11/20/2016
11/21/2016
11/22/2016
11/23/2016
11/24/2016
11/25/2016
11/26/2016
11/27/2016
11/28/2016
11/29/2016
11/30/2016
12/1/2016
12/2/2016
12/3/2016
12/4/2016
12/5/2016
12/6/2016
12/7/2016
12/8/2016
12/9/2016
12/10/2016
12/11/2016
12/12/2016
12/13/2016
12/14/2016
12/15/2016
12/16/2016
12/17/2016
12/18/2016
12/19/2016
12/20/2016
12/21/2016
12/22/2016
12/23/2016
12/24/2016
12/25/2016
12/26/2016
12/27/2016
12/28/2016
12/29/2016
12/30/2016
12/31/2016

Day of Year	Daily Prcp	Multiday Prcp
1/1/2017
1/2/2017
1/3/2017
1/4/2017
1/5/2017
1/6/2017
1/7/2017
1/8/2017
1/9/2017
1/10/2017
1/11/2017
1/12/2017
1/13/2017
1/14/2017
1/15/2017
1/16/2017
1/17/2017
1/18/2017
1/19/2017
1/20/2017
1/21/2017
1/22/2017
1/23/2017
1/24/2017
1/25/2017
1/26/2017
1/27/2017
1/28/2017
1/29/2017
1/30/2017
1/31/2017
2/1/2017
2/2/2017
2/3/2017
2/4/2017
2/5/2017
2/6/2017
2/7/2017
2/8/2017
2/9/2017
2/10/2017
2/11/2017
2/12/2017
2/13/2017
2/14/2017
2/15/2017
2/16/2017
2/17/2017
2/18/2017
2/19/2017
2/20/2017
2/21/2017
2/22/2017
2/23/2017
2/24/2017
2/25/2017
2/26/2017
2/27/2017
2/28/2017
3/1/2017
3/2/2017
3/3/2017
3/4/2017
3/5/2017
3/6/2017
3/7/2017
3/8/2017
3/9/2017
3/10/2017
3/11/2017
3/12/2017
3/13/2017
3/14/2017
3/15/2017
3/16/2017
3/17/2017
3/18/2017
3/19/2017
3/20/2017
3/21/2017
3/22/2017
3/23/2017
3/24/2017	0.16
3/25/2017	0.00
3/26/2017	0.00
3/27/2017	0.04
3/28/2017	0.09
3/29/2017	0.26
3/30/2017	0.00
3/31/2017	0.02

Day of Year	Daily Prcp	Multiday Prcp
4/1/2017	0.32
4/2/2017	T
4/3/2017	0.05
4/4/2017	0.43
4/5/2017	0.45
4/6/2017	0.00
4/7/2017	0.00
4/8/2017	0.00
4/9/2017	0.00
4/10/2017	0.00
4/11/2017	0.00
4/12/2017	0.00
4/13/2017	0.00
4/14/2017	0.00
4/15/2017	0.00
4/16/2017	0.00
4/17/2017	0.00
4/18/2017	0.00
4/19/2017	0.00
4/20/2017	0.00
4/21/2017	0.19
4/22/2017	0.10
4/23/2017	0.00
4/24/2017	0.00
4/25/2017		**
4/26/2017		0.21
4/27/2017	0.00
4/28/2017	0.03
4/29/2017	0.24
4/30/2017	0.13
5/1/2017	0.00
5/2/2017	0.00
5/3/2017	0.26
5/4/2017	0.00
5/5/2017	0.00
5/6/2017	0.00
5/7/2017	0.00
5/8/2017	0.03
5/9/2017	0.44
5/10/2017	0.04
5/11/2017	0.25
5/12/2017	0.00
5/13/2017	0.00
5/14/2017	0.00
5/15/2017	0.00
5/16/2017	0.00
5/17/2017	0.05
5/18/2017	1.65
5/19/2017	1.45
5/20/2017	0.01
5/21/2017	0.00
5/22/2017	0.31
5/23/2017	0.14
5/24/2017	0.00
5/25/2017	0.00
5/26/2017	0.30
5/27/2017	0.00
5/28/2017	0.13
5/29/2017	0.00
5/30/2017	0.03
5/31/2017	0.02
6/1/2017	0.00
6/2/2017	0.01
6/3/2017
6/4/2017	0.00
6/5/2017	0.00
6/6/2017	0.00
6/7/2017	0.00
6/8/2017	T
6/9/2017	0.00
6/10/2017	0.00
6/11/2017	0.00
6/12/2017	0.00
6/13/2017	0.00
6/14/2017	0.00
6/15/2017	0.00
6/16/2017	0.00
6/17/2017	0.00
6/18/2017	0.00
6/19/2017	0.00
6/20/2017	0.00
6/21/2017	T
6/22/2017	0.00
6/23/2017	0.12
6/24/2017	0.00
6/25/2017	0.00
6/26/2017	0.00
6/27/2017	0.00
6/28/2017	0.00
6/29/2017	0.00
6/30/2017	T

Day of Year	Daily Prcp	Multiday Prcp
7/1/2017	0.00
7/2/2017	0.00
7/3/2017	0.00
7/4/2017	0.00
7/5/2017	0.00
7/6/2017	0.00
7/7/2017	0.00
7/8/2017	0.00
7/9/2017	0.00
7/10/2017	0.00
7/11/2017	0.00
7/12/2017	0.00
7/13/2017	0.05
7/14/2017	0.00
7/15/2017	0.00
7/16/2017	0.05
7/17/2017	0.00
7/18/2017	0.00
7/19/2017	0.00
7/20/2017	0.00
7/21/2017	T
7/22/2017	0.28
7/23/2017	0.00
7/24/2017	0.00
7/25/2017	0.00
7/26/2017	0.10
7/27/2017	0.28
7/28/2017	0.01
7/29/2017	0.01
7/30/2017	0.01
7/31/2017	0.00
8/1/2017	0.00
8/2/2017	0.00
8/3/2017	0.02
8/4/2017	0.03
8/5/2017	0.09
8/6/2017	0.05
8/7/2017	0.16
8/8/2017	0.41
8/9/2017	0.05
8/10/2017	0.01
8/11/2017		**
8/12/2017		**
8/13/2017		0.05
8/14/2017	0.01
8/15/2017	T
8/16/2017	0.09
8/17/2017	0.02
8/18/2017	0.01
8/19/2017	0.00
8/20/2017	T
8/21/2017	0.00
8/22/2017	0.00
8/23/2017	0.00
8/24/2017	0.00
8/25/2017	0.00
8/26/2017	0.00
8/27/2017	0.00
8/28/2017	0.00
8/29/2017	0.00
8/30/2017	0.00
8/31/2017	0.00
9/1/2017	0.00
9/2/2017	0.00
9/3/2017	0.00
9/4/2017	0.00
9/5/2017	0.00
9/6/2017	0.00
9/7/2017	0.00
9/8/2017	0.00
9/9/2017	0.00
9/10/2017	0.00
9/11/2017	0.00
9/12/2017	0.00
9/13/2017	0.00
9/14/2017	0.00
9/15/2017	0.00
9/16/2017	0.00
9/17/2017	0.00
9/18/2017	0.00
9/19/2017	0.00
9/20/2017	0.00
9/21/2017	0.00
9/22/2017	0.00
9/23/2017	0.02
9/24/2017	0.76
9/25/2017	0.09
9/26/2017	0.01
9/27/2017	0.02
9/28/2017	0.36
9/29/2017		**
9/30/2017		**

Water Year Overview
Days in Water Year
Daily Prcp Observations
Multiday Prcp Observations
Hail Observations
Top of Page

Observation Date	Observation Time	Precipitation	Snowfall	Snowfall SWE	Snow Depth	Snow SWE	Notes
3/24/2017	7:00 AM	0.16	M	M	M	M
3/25/2017	7:00 AM	0.00	0.0	M	M	M	T in the gage, but looks like it was dew.
3/26/2017	7:00 AM	0.00	0.0	M	M	M
3/27/2017	7:00 AM	0.04	M	M	M	M
3/28/2017	7:00 AM	0.09	M	M	M	M
3/29/2017	7:00 AM	0.26	M	M	M	M
3/30/2017	7:00 AM	0.00	0.0	M	M	M
3/31/2017	7:00 AM	0.02	M	M	M	M
4/1/2017	7:00 AM	0.32	T	M	0.0	M	0.29 liquid in gage, granular snow in funnel melted down to additional 0.03. No snow on grass.
4/2/2017	7:00 AM	T	T	M	0.0	M	Very light snow/graupel after 0700 on 4/1
4/3/2017	7:00 AM	0.05	M	M	M	M
4/4/2017	7:00 AM	0.43	M	M	M	M	About 0.02" liquid before it turned to snow. About 5" snow, no measurement.
4/5/2017	7:00 AM	0.45	M	M	M	M
4/6/2017	7:00 AM	0.00	0.0	M	M	M
4/7/2017	7:00 AM	0.00	0.0	M	M	M
4/8/2017	7:00 AM	0.00	0.0	M	M	M
4/9/2017	7:00 AM	0.00	0.0	M	M	M
4/10/2017	7:00 AM	0.00	0.0	M	M	M
4/11/2017	7:00 AM	0.00	0.0	M	M	M
4/12/2017	7:00 AM	0.00	0.0	M	M	M
4/13/2017	7:00 AM	0.00	0.0	M	M	M
4/14/2017	7:00 AM	0.00	0.0	M	M	M
4/15/2017	7:00 AM	0.00	0.0	M	M	M
4/16/2017	7:00 AM	0.00	0.0	M	M	M
4/17/2017	7:00 AM	0.00	0.0	M	M	M
4/18/2017	7:00 AM	0.00	0.0	M	M	M
4/19/2017	7:00 AM	0.00	0.0	M	M	M
4/20/2017	7:00 AM	0.00	0.0	M	M	M
4/21/2017	7:00 AM	0.19	M	M	M	M
4/22/2017	7:00 AM	0.10	M	M	M	M
4/23/2017	7:00 AM	0.00	0.0	M	M	M
4/24/2017	7:00 AM	0.00	0.0	M	M	M
4/27/2017	7:00 AM	0.00	0.0	M	M	M
4/28/2017	7:00 AM	0.03	M	M	M	M
4/29/2017	7:00 AM	0.24	M	M	M	M
4/30/2017	7:00 AM	0.13	M	M	M	M	Mainly snowfall during daylight hours on Saturday. Melted and refroze in gage overnight.
5/1/2017	7:00 AM	0.00	0.0	M	M	M
5/2/2017	7:00 AM	0.00	0.0	M	M	M
5/3/2017	7:00 AM	0.26	M	M	M	M	0.01" before 10pm. Brief, vigorous thunderstorm some time between 10:30pm and 2am. Raining at time of 7am observation. Very small hail in gage, some hail still on ground in spots.
5/4/2017	7:00 AM	0.00	0.0	M	M	M
5/5/2017	7:00 AM	0.00	0.0	M	M	M
5/6/2017	7:00 AM	0.00	0.0	M	M	M
5/7/2017	7:00 AM	0.00	0.0	M	M	M
5/8/2017	7:00 AM	0.03	M	M	M	M	High-based thunderstorms with more wind than rain between 1530 and 1630.
5/9/2017	7:00 AM	0.44	M	M	M	M
5/10/2017	7:00 AM	0.04	M	M	M	M
5/11/2017	7:00 AM	0.25	M	M	M	M
5/12/2017	7:00 AM	0.00	0.0	M	M	M
5/13/2017	7:00 AM	0.00	0.0	M	M	M
5/14/2017	7:00 AM	0.00	0.0	M	M	M
5/15/2017	7:00 AM	0.00	0.0	M	M	M
5/16/2017	7:00 AM	0.00	0.0	M	M	M
5/17/2017	7:00 AM	0.05	M	M	M	M
5/18/2017	7:00 AM	1.65	M	M	M	M	Rain/snow mix at TOB; about 0.05" frozen in the funnel that had to be melted down.
5/19/2017	7:00 AM	1.45	M	M	M	M	Raining in the late evening, but switched to snow by 0600, and remained as snow until at least 2200. Light sleet at Tobs. Snowfall rate over 1" per hour on several occasions.
5/20/2017	7:00 AM	0.01	M	M	M	M
5/21/2017	7:00 AM	0.00	0.0	M	M	M
5/22/2017	7:00 AM	0.31	M	M	M	M
5/23/2017	7:00 AM	0.14	M	M	M	M
5/24/2017	7:00 AM	0.00	0.0	M	M	M
5/25/2017	7:00 AM	0.00	0.0	M	M	M
5/26/2017	7:00 AM	0.30	M	M	M	M
5/27/2017	7:00 AM	0.00	0.0	M	M	M
5/28/2017	7:00 AM	0.13	M	M	M	M
5/29/2017	7:00 AM	0.00	0.0	M	M	M
5/30/2017	7:00 AM	0.03	M	M	M	M
5/31/2017	7:00 AM	0.02	M	M	M	M
6/1/2017	7:00 AM	0.00	0.0	M	M	M
6/2/2017	7:00 AM	0.01	M	M	M	M
6/4/2017	7:00 AM	0.00	0.0	M	M	M
6/5/2017	7:00 AM	0.00	0.0	M	M	M
6/6/2017	7:00 AM	0.00	0.0	M	M	M
6/7/2017	7:00 AM	0.00	0.0	M	M	M
6/8/2017	7:00 AM	T	M	M	M	M
6/9/2017	7:00 AM	0.00	0.0	M	M	M
6/10/2017	7:00 AM	0.00	0.0	M	M	M
6/11/2017	7:00 AM	0.00	0.0	M	M	M
6/12/2017	7:00 AM	0.00	0.0	M	M	M
6/13/2017	7:00 AM	0.00	0.0	M	M	M
6/14/2017	7:00 AM	0.00	0.0	M	M	M
6/15/2017	7:00 AM	0.00	0.0	M	M	M
6/16/2017	7:00 AM	0.00	0.0	M	M	M
6/17/2017	7:00 AM	0.00	0.0	M	M	M
6/18/2017	7:00 AM	0.00	0.0	M	M	M
6/19/2017	7:00 AM	0.00	0.0	M	M	M
6/20/2017	7:00 AM	0.00	0.0	M	M	M
6/21/2017	7:00 AM	T	M	M	M	M
6/22/2017	7:00 AM	0.00	0.0	M	M	M
6/23/2017	7:00 AM	0.12	M	M	M	M
6/24/2017	7:00 AM	0.00	0.0	M	M	M
6/25/2017	7:00 AM	0.00	0.0	M	M	M
6/26/2017	7:00 AM	0.00	0.0	M	M	M
6/27/2017	7:00 AM	0.00	0.0	M	M	M
6/28/2017	7:00 AM	0.00	0.0	M	M	M
6/29/2017	7:00 AM	0.00	0.0	M	M	M
6/30/2017	7:00 AM	T	M	M	M	M
7/1/2017	7:00 AM	0.00	0.0	M	M	M
7/2/2017	7:00 AM	0.00	0.0	M	M	M
7/3/2017	7:00 AM	0.00	0.0	M	M	M
7/4/2017	7:00 AM	0.00	0.0	M	M	M
7/5/2017	7:00 AM	0.00	0.0	M	M	M
7/6/2017	7:00 AM	0.00	0.0	M	M	M
7/7/2017	7:00 AM	0.00	0.0	M	M	M
7/8/2017	7:00 AM	0.00	0.0	M	M	M
7/9/2017	7:00 AM	0.00	0.0	M	M	M
7/10/2017	7:00 AM	0.00	0.0	M	M	M
7/11/2017	7:00 AM	0.00	0.0	M	M	M
7/12/2017	7:00 AM	0.00	0.0	M	M	M
7/13/2017	7:00 AM	0.05	M	M	M	M
7/14/2017	7:00 AM	0.00	0.0	M	M	M
7/15/2017	7:00 AM	0.00	0.0	M	M	M
7/16/2017	7:00 AM	0.05	M	M	M	M
7/17/2017	7:00 AM	0.00	0.0	M	M	M
7/18/2017	7:00 AM	0.00	0.0	M	M	M
7/19/2017	7:00 AM	0.00	0.0	M	M	M
7/20/2017	7:00 AM	0.00	0.0	M	M	M
7/21/2017	7:00 AM	T	M	M	M	M
7/22/2017	7:00 AM	0.28	M	M	M	M	All but 0.03" fell in moderate to heavy rain from about 1530 to 1630. Light showers and drizzle throughout evening.
7/23/2017	7:00 AM	0.00	0.0	M	M	M
7/24/2017	7:00 AM	0.00	0.0	M	M	M
7/25/2017	7:00 AM	0.00	0.0	M	M	M
7/26/2017	7:00 AM	0.10	M	M	M	M
7/27/2017	7:00 AM	0.28	M	M	M	M
7/28/2017	7:00 AM	0.01	M	M	M	M
7/29/2017	7:00 AM	0.01	M	M	M	M
7/30/2017	7:00 AM	0.01	M	M	M	M
7/31/2017	7:00 AM	0.00	0.0	M	M	M
8/1/2017	7:00 AM	0.00	0.0	M	M	M
8/2/2017	7:00 AM	0.00	0.0	M	M	M
8/3/2017	7:00 AM	0.02	M	M	M	M
8/4/2017	7:00 AM	0.03	M	M	M	M
8/5/2017	7:00 AM	0.09	M	M	M	M
8/6/2017	7:00 AM	0.05	M	M	M	M
8/7/2017	7:00 AM	0.16	M	M	M	M
8/8/2017	7:00 AM	0.41	M	M	M	M
8/9/2017	7:00 AM	0.05	M	M	M	M
8/10/2017	7:00 AM	0.01	M	M	M	M
8/14/2017	7:00 AM	0.01	M	M	M	M
8/15/2017	7:00 AM	T	M	M	M	M
8/16/2017	7:00 AM	0.09	M	M	M	M
8/17/2017	7:00 AM	0.02	M	M	M	M
8/18/2017	7:00 AM	0.01	M	M	M	M
8/19/2017	7:00 AM	0.00	0.0	M	M	M
8/20/2017	7:00 AM	T	M	M	M	M
8/21/2017	7:00 AM	0.00	0.0	M	M	M
8/22/2017	7:00 AM	0.00	0.0	M	M	M
8/23/2017	7:00 AM	0.00	0.0	M	M	M
8/24/2017	7:00 AM	0.00	0.0	M	M	M
8/25/2017	7:00 AM	0.00	0.0	M	M	M
8/26/2017	7:00 AM	0.00	0.0	M	M	M
8/27/2017	7:00 AM	0.00	0.0	M	M	M
8/28/2017	7:00 AM	0.00	0.0	M	M	M
8/29/2017	7:00 AM	0.00	0.0	M	M	M
8/30/2017	7:00 AM	0.00	0.0	M	M	M
8/31/2017	7:00 AM	0.00	0.0	M	M	M
9/1/2017	7:00 AM	0.00	0.0	M	M	M
9/2/2017	7:00 AM	0.00	0.0	M	M	M
9/3/2017	7:00 AM	0.00	0.0	M	M	M
9/4/2017	7:00 AM	0.00	0.0	M	M	M
9/5/2017	7:00 AM	0.00	0.0	M	M	M
9/6/2017	7:00 AM	0.00	0.0	M	M	M
9/7/2017	7:00 AM	0.00	0.0	M	M	M
9/8/2017	7:00 AM	0.00	0.0	M	M	M
9/9/2017	7:00 AM	0.00	0.0	M	M	M
9/10/2017	7:00 AM	0.00	0.0	M	M	M
9/11/2017	7:00 AM	0.00	0.0	M	M	M
9/12/2017	7:00 AM	0.00	0.0	M	M	M
9/13/2017	7:00 AM	0.00	0.0	M	M	M
9/14/2017	7:00 AM	0.00	0.0	M	M	M
9/15/2017	7:00 AM	0.00	0.0	M	M	M
9/16/2017	7:00 AM	0.00	0.0	M	M	M
9/17/2017	7:00 AM	0.00	0.0	M	M	M
9/18/2017	7:00 AM	0.00	0.0	M	M	M
9/19/2017	7:00 AM	0.00	0.0	M	M	M
9/20/2017	7:00 AM	0.00	0.0	M	M	M
9/21/2017	7:00 AM	0.00	0.0	M	M	M
9/22/2017	7:00 AM	0.00	0.0	M	M	M
9/23/2017	7:00 AM	0.02	M	M	M	M
9/24/2017	7:00 AM	0.76	M	M	M	M
9/25/2017	7:00 AM	0.09	M	M	M	M
9/26/2017	7:00 AM	0.01	M	M	M	M
9/27/2017	7:00 AM	0.02	M	M	M	M
9/28/2017	7:00 AM	0.36	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
4/25/2017	4/26/2017 7:00 AM	2	0.21	M	M
8/11/2017	8/13/2017 7:00 AM	3	0.05	M	M
9/29/2017	10/02/2017 7:00 AM	4	0.67	M	M

Water Year Overview
Days in Water Year
Daily Prcp Observations
Multiday Prcp Observations
Hail Observations
Top of Page

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