Station Overview Station Location
Station Number CO-AR-267 Latitude 39.6723747253418
Station Name Aurora 3.3 ESE Longitude -104.760917663574
County Arapahoe Elevation (ft) 5684



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 15 1.14 1.78 20 1.60 16 0.18 4 1 5 2 0.0 0 0
Nov 15 0.90 2.46 12 2.46 12 0.00 0 0 7 3 17.6 7 3
Dec 15 0.63 0.99 8 0.99 8 0.00 0 0 4 4 18.2 5 3
Jan 16 0.58 0.16 12 0.16 12 0.00 0 0 3 2 1.1 3 1
Feb 16 0.57 0.93 4 0.93 4 0.00 0 0 3 1 12.9 3 1
March 16 1.58 0.61 5 0.61 5 0.00 0 0 4 0 16.0 4 4
April 16 2.07 2.22 13 0.47 10 1.75 3 1 3 7 0.1 1 0
May 16 2.40 3.05 26 0.00 0 3.05 26 2 0 0 0.0 0 0
June 16 2.10 0.07 8 0.07 8 0.00 0 0 2 6 0.0 0 0
July 16 2.24 0.10 15 0.10 15 0.00 0 0 4 9 0.0 0 0
Aug 16 2.54 0.10 11 0.10 11 0.00 0 0 2 8 0.0 0 0
Sept 16 1.26 0.31 4 0.31 4 0.00 0 0 1 3 0.0 0 0
Water Year Totals: 18.01" 12.78" 138 days 7.80" 105 4.98" 33 days 4 38 days 45 days 65.8" 23 days 12 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
10/1/2015 **
10/2/2015 **
10/3/2015 **
10/4/2015 0.18
10/5/2015 0.00
10/6/2015
10/7/2015 0.23
10/8/2015 0.00
10/9/2015 0.00
10/10/2015
10/11/2015
10/12/2015
10/13/2015
10/14/2015
10/15/2015
10/16/2015
10/17/2015
10/18/2015
10/19/2015 T
10/20/2015 0.00
10/21/2015 0.30
10/22/2015 0.46
10/23/2015 0.60
10/24/2015 0.00
10/25/2015 0.00
10/26/2015 0.00
10/27/2015 T
10/28/2015 0.01
10/29/2015
10/30/2015 0.00
10/31/2015 0.00
11/1/2015
11/2/2015 0.00
11/3/2015
11/4/2015
11/5/2015 0.73
11/6/2015 T
11/7/2015
11/8/2015
11/9/2015
11/10/2015
11/11/2015 0.55
11/12/2015 0.00
11/13/2015
11/14/2015
11/15/2015
11/16/2015
11/17/2015 0.77
11/18/2015 T
11/19/2015
11/20/2015
11/21/2015 0.07
11/22/2015
11/23/2015
11/24/2015
11/25/2015
11/26/2015
11/27/2015 0.09
11/28/2015 0.02
11/29/2015 T
11/30/2015 0.23
12/1/2015
12/2/2015
12/3/2015
12/4/2015
12/5/2015
12/6/2015
12/7/2015 T
12/8/2015
12/9/2015
12/10/2015
12/11/2015
12/12/2015
12/13/2015 0.20
12/14/2015
12/15/2015 0.35
12/16/2015 0.19
12/17/2015
12/18/2015 T
12/19/2015
12/20/2015
12/21/2015
12/22/2015
12/23/2015 T
12/24/2015
12/25/2015
12/26/2015 0.25
12/27/2015 T
12/28/2015
12/29/2015
12/30/2015
12/31/2015
Day of YearDaily PrcpMultiday Prcp
1/1/2016 T
1/2/2016 0.00
1/3/2016
1/4/2016
1/5/2016
1/6/2016
1/7/2016
1/8/2016
1/9/2016
1/10/2016
1/11/2016
1/12/2016
1/13/2016
1/14/2016
1/15/2016
1/16/2016
1/17/2016
1/18/2016
1/19/2016 0.04
1/20/2016 0.00
1/21/2016 0.00
1/22/2016 0.00
1/23/2016 0.00
1/24/2016 0.00
1/25/2016 T
1/26/2016 0.02
1/27/2016 0.00
1/28/2016
1/29/2016
1/30/2016
1/31/2016 0.10
2/1/2016 0.03
2/2/2016 0.65
2/3/2016
2/4/2016
2/5/2016
2/6/2016
2/7/2016
2/8/2016
2/9/2016
2/10/2016
2/11/2016
2/12/2016
2/13/2016
2/14/2016
2/15/2016
2/16/2016
2/17/2016
2/18/2016
2/19/2016
2/20/2016
2/21/2016
2/22/2016
2/23/2016 0.25
2/24/2016 T
2/25/2016
2/26/2016
2/27/2016
2/28/2016
2/29/2016
3/1/2016
3/2/2016
3/3/2016
3/4/2016
3/5/2016
3/6/2016
3/7/2016 0.00
3/8/2016 0.05
3/9/2016
3/10/2016
3/11/2016
3/12/2016
3/13/2016
3/14/2016
3/15/2016
3/16/2016
3/17/2016
3/18/2016 0.35
3/19/2016 0.03
3/20/2016
3/21/2016
3/22/2016
3/23/2016 0.18
3/24/2016 M
3/25/2016
3/26/2016
3/27/2016
3/28/2016
3/29/2016
3/30/2016
3/31/2016
Day of YearDaily PrcpMultiday Prcp
4/1/2016
4/2/2016
4/3/2016
4/4/2016
4/5/2016
4/6/2016
4/7/2016
4/8/2016
4/9/2016
4/10/2016 T
4/11/2016 0.16
4/12/2016
4/13/2016 T
4/14/2016 T
4/15/2016 T
4/16/2016 **
4/17/2016 1.75
4/18/2016
4/19/2016 0.14
4/20/2016 T
4/21/2016
4/22/2016
4/23/2016
4/24/2016 T
4/25/2016
4/26/2016 T
4/27/2016
4/28/2016
4/29/2016 0.17
4/30/2016 **
5/1/2016 1.05
5/2/2016
5/3/2016
5/4/2016
5/5/2016
5/6/2016 **
5/7/2016 **
5/8/2016 **
5/9/2016 **
5/10/2016 **
5/11/2016 **
5/12/2016 **
5/13/2016 **
5/14/2016 **
5/15/2016 **
5/16/2016 **
5/17/2016 **
5/18/2016 **
5/19/2016 **
5/20/2016 **
5/21/2016 **
5/22/2016 **
5/23/2016 **
5/24/2016 **
5/25/2016 **
5/26/2016 **
5/27/2016 **
5/28/2016 **
5/29/2016 **
5/30/2016 2.00
5/31/2016
6/1/2016
6/2/2016
6/3/2016
6/4/2016
6/5/2016
6/6/2016
6/7/2016 T
6/8/2016 M
6/9/2016
6/10/2016 0.01
6/11/2016
6/12/2016
6/13/2016
6/14/2016
6/15/2016
6/16/2016
6/17/2016
6/18/2016
6/19/2016
6/20/2016
6/21/2016 T
6/22/2016 T
6/23/2016
6/24/2016 0.06
6/25/2016
6/26/2016
6/27/2016 T
6/28/2016 T
6/29/2016 T
6/30/2016
Day of YearDaily PrcpMultiday Prcp
7/1/2016 0.03
7/2/2016 0.04
7/3/2016 T
7/4/2016 T
7/5/2016
7/6/2016
7/7/2016
7/8/2016
7/9/2016
7/10/2016
7/11/2016
7/12/2016
7/13/2016
7/14/2016
7/15/2016 T
7/16/2016 0.01
7/17/2016 T
7/18/2016 0.02
7/19/2016 0.00
7/20/2016 T
7/21/2016 T
7/22/2016 T
7/23/2016
7/24/2016 T
7/25/2016
7/26/2016 T
7/27/2016
7/28/2016
7/29/2016
7/30/2016 0.00
7/31/2016
8/1/2016
8/2/2016
8/3/2016 0.00
8/4/2016
8/5/2016
8/6/2016
8/7/2016
8/8/2016
8/9/2016 T
8/10/2016 T
8/11/2016
8/12/2016
8/13/2016
8/14/2016
8/15/2016
8/16/2016
8/17/2016
8/18/2016
8/19/2016 T
8/20/2016
8/21/2016 T
8/22/2016
8/23/2016 T
8/24/2016 T
8/25/2016 0.07
8/26/2016 0.03
8/27/2016
8/28/2016 T
8/29/2016 T
8/30/2016
8/31/2016
9/1/2016
9/2/2016 T
9/3/2016
9/4/2016
9/5/2016
9/6/2016 T
9/7/2016 T
9/8/2016
9/9/2016
9/10/2016
9/11/2016
9/12/2016
9/13/2016 0.31
9/14/2016
9/15/2016
9/16/2016
9/17/2016
9/18/2016
9/19/2016
9/20/2016
9/21/2016
9/22/2016
9/23/2016
9/24/2016
9/25/2016
9/26/2016
9/27/2016
9/28/2016
9/29/2016
9/30/2016



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/5/2015 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/7/2015 7:00 AM 0.23 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/8/2015 6:31 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/9/2015 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/19/2015 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/20/2015 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/21/2015 6:17 AM 0.30 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/22/2015 6:33 AM 0.46 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/23/2015 6:53 AM 0.60 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/24/2015 6:29 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/25/2015 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/26/2015 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/27/2015 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/28/2015 6:15 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/30/2015 6:54 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/31/2015 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
11/2/2015 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
11/5/2015 7:24 AM 0.73 0.3 0.33 0.3 0.33 .4" rain, .33" snow
11/6/2015 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
11/11/2015 7:00 AM 0.55 5.0 0.55 5.0 0.55 Submitted via CoCoRaHS Observer for Android version 1.1.13
11/12/2015 6:31 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
11/17/2015 7:00 AM 0.77 7.0 0.77 7.0 0.77 rain mixed with snow began at 2 p.m.
11/18/2015 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
11/21/2015 7:00 AM 0.07 1.5 0.70 M M Submitted via CoCoRaHS Observer for Android version 1.1.13
11/27/2015 7:00 AM 0.09 0.5 0.09 M M rain mixed with snow
11/28/2015 7:00 AM 0.02 0.5 0.20 M M Submitted via CoCoRaHS Observer for Android version 1.1.13
11/29/2015 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
11/30/2015 7:00 AM 0.23 2.8 0.23 M M .0625" of ice in bottom of collector
12/7/2015 7:00 AM T M M M M random snowflakes
12/13/2015 7:00 AM 0.20 3.0 0.20 3.0 0.20 Submitted via CoCoRaHS Observer for Android version 1.1.13
12/15/2015 9:00 AM 0.35 9.5 0.35 9.5 0.35 currently snowing
12/16/2015 6:37 AM 0.19 2.0 0.19 11.0 M Submitted via CoCoRaHS Observer for Android version 1.1.13
12/18/2015 6:25 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
12/23/2015 7:00 AM T 0.2 T M M Submitted via CoCoRaHS Observer for Android version 1.1.13
12/26/2015 7:00 AM 0.25 3.5 0.25 M M Submitted via CoCoRaHS Observer for Android version 1.1.13
12/27/2015 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
1/1/2016 7:00 AM T T T M M collector empty, but snow "crystals"observed in the afternoon.
1/2/2016 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
1/19/2016 7:00 AM 0.04 0.3 0.04 M M Submitted via CoCoRaHS Observer for Android version 1.1.13
1/20/2016 7:00 AM 0.00 0.0 M M M
1/21/2016 7:00 AM 0.00 0.0 M M M
1/22/2016 7:00 AM 0.00 0.0 M M M
1/23/2016 7:00 AM 0.00 0.0 M M M
1/24/2016 7:00 AM 0.00 0.0 M M M
1/25/2016 7:00 AM T T T T T Submitted via CoCoRaHS Observer for Android version 1.1.13
1/26/2016 7:00 AM 0.02 0.5 0.02 0.5 0.02 Submitted via CoCoRaHS Observer for Android version 1.1.13
1/27/2016 7:00 AM 0.00 0.0 M M M
1/31/2016 7:00 AM 0.10 0.3 0.10 M M
2/1/2016 7:00 AM 0.03 0.3 0.03 M M
2/2/2016 7:00 AM 0.65 11.3 0.65 M M
2/23/2016 6:52 AM 0.25 1.3 0.25 1.3 0.25 Submitted via CoCoRaHS Observer for Android version 1.1.13 {EDIT: Observer reported 0.25 which would be a SWE of about 20% and surrounding reports area showing a SWE of less than 10%. This could be due to misreading after adding warm water to melt. We will leave the precip report until observer can be contacted to verify. -DNT}
2/24/2016 6:33 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
3/7/2016 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
3/8/2016 7:00 AM 0.05 M M M M rain/snow mix, morning frost
3/18/2016 7:00 AM 0.35 5.0 0.35 5.0 0.35 Submitted via CoCoRaHS Observer for Android version 1.1.13
3/19/2016 7:00 AM 0.03 1.0 0.03 3.0 M Submitted via CoCoRaHS Observer for Android version 1.1.13
3/23/2016 7:00 AM 0.18 1.0 0.18 1.5 0.18 currently snowing, little to no snow on cement
3/24/2016 7:00 AM M 9.0 0.60 10.0 0.70 Submitted via CoCoRaHS Observer for Android version 1.1.13 {EDIT: Observer reported 0.06 of new precip. Surrounding reports show 0.49 to 1.50. This might be a typo, maybe meant 0.60. Changed report to NA until observer can be contacted to verify. Submission Time Before EDIT: 3/24/2016 7:52 AM -DNT}
4/10/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
4/11/2016 7:00 AM 0.16 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
4/13/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
4/14/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
4/15/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
4/19/2016 7:00 AM 0.14 0.1 0.14 M M currently light snow
4/20/2016 6:31 AM T T T M M Submitted via CoCoRaHS Observer for Android version 1.1.13
4/24/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
4/26/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
4/29/2016 6:49 AM 0.17 M M M M rain/snow mix
6/7/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/8/2016 6:23 AM M M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13 {EDIT: Observer reported 2.00 of new precip. RADAR data and surrounding reports of 0.00 to 0.02 indicate this could be an error. This appears to be a decimal typo, looks like observer meant to report 0.02 instead of 2.00. Changed report of 2.00 to NA until observer can be contacted to verify. Submission Time Before EDIT: 6/08/2016 6:24 AM -DNT}
6/10/2016 7:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/21/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/22/2016 5:47 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/24/2016 7:00 AM 0.06 M M M M
6/27/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/28/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/29/2016 6:15 AM T M M M M lot of lightning
7/1/2016 6:41 AM 0.03 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
7/2/2016 7:00 AM 0.04 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
7/3/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
7/4/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
7/15/2016 6:16 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/16/2016 7:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/17/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/18/2016 7:00 AM 0.02 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/19/2016 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/20/2016 6:11 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/21/2016 5:41 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/22/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/24/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/26/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/30/2016 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/3/2016 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/9/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/10/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/19/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/21/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/23/2016 5:45 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/24/2016 6:49 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/25/2016 6:47 AM 0.07 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/26/2016 6:55 AM 0.03 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/28/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/29/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/2/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/6/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/7/2016 6:20 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/13/2016 7:00 AM 0.31 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
9/28/2015 10/04/2015 7:00 AM 7 0.18 0.0 0.00
4/16/2016 4/17/2016 7:00 AM 2 1.75 14.0 1.75 Currently light snow.
4/30/2016 5/01/2016 7:00 AM 2 1.05 1.0 M Snow only on grass.
5/6/2016 5/30/2016 7:00 AM 25 2.00 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