Station Overview Station Location
Station Number CO-SU-46 Latitude 39.590901
Station Name Keystone 1.8 SW Longitude -105.993251
County Summit Elevation (ft) 9208



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 14 1.06 0.73 27 0.73 27 0.00 0 0 8 2 3.2 4 0
Nov 14 1.12 2.54 29 1.46 25 1.08 4 1 7 2 18.2 7 18
Dec 14 1.13 0.00 1 0.00 1 0.00 0 0 0 1 0.0 0 1
Jan 15 0.92 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 15 1.03 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 15 1.18 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 15 1.75 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 15 1.54 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 15 1.38 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 15 1.97 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 15 1.92 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 15 1.43 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 16.43" 3.27" 57 days 2.19" 53 1.08" 4 days 1 15 days 5 days 21.4" 11 days 19 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
10/1/2014 0.20
10/2/2014 0.03
10/3/2014 0.00
10/4/2014 0.00
10/5/2014 0.00
10/6/2014 0.00
10/7/2014
10/8/2014 0.00
10/9/2014 0.00
10/10/2014 T
10/11/2014 0.02
10/12/2014 0.06
10/13/2014 0.14
10/14/2014 0.00
10/15/2014 0.00
10/16/2014
10/17/2014
10/18/2014
10/19/2014 0.00
10/20/2014 0.00
10/21/2014 0.00
10/22/2014 T
10/23/2014 0.22
10/24/2014 0.00
10/25/2014 0.00
10/26/2014 0.00
10/27/2014 0.03
10/28/2014 0.03
10/29/2014 0.00
10/30/2014 0.00
10/31/2014 0.00
11/1/2014 0.00
11/2/2014 0.00
11/3/2014 0.12
11/4/2014 T
11/5/2014 0.00
11/6/2014 0.00
11/7/2014 0.00
11/8/2014 0.00
11/9/2014 0.00
11/10/2014 **
11/11/2014 **
11/12/2014 **
11/13/2014 M 1.08
11/14/2014 0.48
11/15/2014 0.11
11/16/2014 0.52
11/17/2014 0.00
11/18/2014
11/19/2014 0.00
11/20/2014 0.00
11/21/2014 0.00
11/22/2014 0.00
11/23/2014 0.18
11/24/2014 0.03
11/25/2014 0.02
11/26/2014 T
11/27/2014 0.00
11/28/2014 0.00
11/29/2014 0.00
11/30/2014 0.00
12/1/2014 T
12/2/2014
12/3/2014
12/4/2014
12/5/2014
12/6/2014
12/7/2014
12/8/2014
12/9/2014
12/10/2014
12/11/2014
12/12/2014
12/13/2014
12/14/2014
12/15/2014
12/16/2014
12/17/2014
12/18/2014
12/19/2014
12/20/2014
12/21/2014
12/22/2014
12/23/2014
12/24/2014
12/25/2014
12/26/2014
12/27/2014
12/28/2014
12/29/2014
12/30/2014
12/31/2014
Day of YearDaily PrcpMultiday Prcp
1/1/2015
1/2/2015
1/3/2015
1/4/2015
1/5/2015
1/6/2015
1/7/2015
1/8/2015
1/9/2015
1/10/2015
1/11/2015
1/12/2015
1/13/2015
1/14/2015
1/15/2015
1/16/2015
1/17/2015
1/18/2015
1/19/2015
1/20/2015
1/21/2015
1/22/2015
1/23/2015
1/24/2015
1/25/2015
1/26/2015
1/27/2015
1/28/2015
1/29/2015
1/30/2015
1/31/2015
2/1/2015
2/2/2015
2/3/2015
2/4/2015
2/5/2015
2/6/2015
2/7/2015
2/8/2015
2/9/2015
2/10/2015
2/11/2015
2/12/2015
2/13/2015
2/14/2015
2/15/2015
2/16/2015
2/17/2015
2/18/2015
2/19/2015
2/20/2015
2/21/2015
2/22/2015
2/23/2015
2/24/2015
2/25/2015
2/26/2015
2/27/2015
2/28/2015
3/1/2015
3/2/2015
3/3/2015
3/4/2015
3/5/2015
3/6/2015
3/7/2015
3/8/2015
3/9/2015
3/10/2015
3/11/2015
3/12/2015
3/13/2015
3/14/2015
3/15/2015
3/16/2015
3/17/2015
3/18/2015
3/19/2015
3/20/2015
3/21/2015
3/22/2015
3/23/2015
3/24/2015
3/25/2015
3/26/2015
3/27/2015
3/28/2015
3/29/2015
3/30/2015
3/31/2015
Day of YearDaily PrcpMultiday Prcp
4/1/2015
4/2/2015
4/3/2015
4/4/2015
4/5/2015
4/6/2015
4/7/2015
4/8/2015
4/9/2015
4/10/2015
4/11/2015
4/12/2015
4/13/2015
4/14/2015
4/15/2015
4/16/2015
4/17/2015
4/18/2015
4/19/2015
4/20/2015
4/21/2015
4/22/2015
4/23/2015
4/24/2015
4/25/2015
4/26/2015
4/27/2015
4/28/2015
4/29/2015
4/30/2015
5/1/2015
5/2/2015
5/3/2015
5/4/2015
5/5/2015
5/6/2015
5/7/2015
5/8/2015
5/9/2015
5/10/2015
5/11/2015
5/12/2015
5/13/2015
5/14/2015
5/15/2015
5/16/2015
5/17/2015
5/18/2015
5/19/2015
5/20/2015
5/21/2015
5/22/2015
5/23/2015
5/24/2015
5/25/2015
5/26/2015
5/27/2015
5/28/2015
5/29/2015
5/30/2015
5/31/2015
6/1/2015
6/2/2015
6/3/2015
6/4/2015
6/5/2015
6/6/2015
6/7/2015
6/8/2015
6/9/2015
6/10/2015
6/11/2015
6/12/2015
6/13/2015
6/14/2015
6/15/2015
6/16/2015
6/17/2015
6/18/2015
6/19/2015
6/20/2015
6/21/2015
6/22/2015
6/23/2015
6/24/2015
6/25/2015
6/26/2015
6/27/2015
6/28/2015
6/29/2015
6/30/2015
Day of YearDaily PrcpMultiday Prcp
7/1/2015
7/2/2015
7/3/2015
7/4/2015
7/5/2015
7/6/2015
7/7/2015
7/8/2015
7/9/2015
7/10/2015
7/11/2015
7/12/2015
7/13/2015
7/14/2015
7/15/2015
7/16/2015
7/17/2015
7/18/2015
7/19/2015
7/20/2015
7/21/2015
7/22/2015
7/23/2015
7/24/2015
7/25/2015
7/26/2015
7/27/2015
7/28/2015
7/29/2015
7/30/2015
7/31/2015
8/1/2015
8/2/2015
8/3/2015
8/4/2015
8/5/2015
8/6/2015
8/7/2015
8/8/2015
8/9/2015
8/10/2015
8/11/2015
8/12/2015
8/13/2015
8/14/2015
8/15/2015
8/16/2015
8/17/2015
8/18/2015
8/19/2015
8/20/2015
8/21/2015
8/22/2015
8/23/2015
8/24/2015
8/25/2015
8/26/2015
8/27/2015
8/28/2015
8/29/2015
8/30/2015
8/31/2015
9/1/2015
9/2/2015
9/3/2015
9/4/2015
9/5/2015
9/6/2015
9/7/2015
9/8/2015
9/9/2015
9/10/2015
9/11/2015
9/12/2015
9/13/2015
9/14/2015
9/15/2015
9/16/2015
9/17/2015
9/18/2015
9/19/2015
9/20/2015
9/21/2015
9/22/2015
9/23/2015
9/24/2015
9/25/2015
9/26/2015
9/27/2015
9/28/2015
9/29/2015
9/30/2015



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2014 8:00 AM 0.20 T M M M 31 degrees, partly to mostly cloudy
10/2/2014 8:00 AM 0.03 0.3 M M M 27 degrees, partly to mostly cloudy
10/3/2014 8:00 AM 0.00 0.0 M M M 31 degrees, clear skies
10/4/2014 8:00 AM 0.00 0.0 M M M 26 degrees, clear skies
10/5/2014 8:00 AM 0.00 0.0 M M M 28 degrees, partly cloudy
10/6/2014 8:00 AM 0.00 0.0 M M M 33 degrees, a few scattered clouds
10/8/2014 8:00 AM 0.00 0.0 M M M 33 degrees, mostly cloudy
10/9/2014 8:00 AM 0.00 0.0 M M M 42 degrees, cloudy
10/10/2014 8:00 AM T M M M M 36 degrees, mostly cloudy
10/11/2014 8:00 AM 0.02 M M M M 31 degrees, partly cloudy
10/12/2014 8:00 AM 0.06 0.2 M M M 36 degrees, heavy clouds
10/13/2014 8:00 AM 0.14 2.2 M M M 28 degrees, mostly cloudy but clearing
10/14/2014 9:00 AM 0.00 0.0 M M M 25 degrees, clear skies
10/15/2014 8:00 AM 0.00 0.0 M M M 26 degrees, some high scattered clouds
10/19/2014 8:00 AM 0.00 0.0 M M M 32 degrees, mostly cloudy
10/20/2014 8:00 AM 0.00 0.0 M M M 29 degrees, clear skies
10/21/2014 8:00 AM 0.00 0.0 M M M 30 degrees, scattered clouds
10/22/2014 8:00 AM T T M M M 34 degrees, partly cloudy, clearing
10/23/2014 8:00 AM 0.22 M M M M 28 degrees, a few scattered clouds
10/24/2014 8:00 AM 0.00 0.0 M M M 27 degrees, partly cloudy
10/25/2014 8:00 AM 0.00 0.0 M M M 27 degrees, clear skies
10/26/2014 8:00 AM 0.00 0.0 M M M 36 degrees, scattered clouds
10/27/2014 8:00 AM 0.03 T M M M 32 degrees, cloudy but breaking up
10/28/2014 9:00 AM 0.03 0.5 M M M 16 degrees, sunny
10/29/2014 8:00 AM 0.00 0.0 M M M 18 degrees, clear skies
10/30/2014 8:00 AM 0.00 0.0 M M M 24 degrees, clear skies
10/31/2014 8:00 AM 0.00 0.0 M M M 24 degrees, scattered high clouds
11/1/2014 8:00 AM 0.00 0.0 M M M 30 degrees, partly cloudy
11/2/2014 8:00 AM 0.00 0.0 M M M 33 degrees, mostly cloudy
11/3/2014 8:00 AM 0.12 1.6 M M M 28 degrees, mostly cloudy
11/4/2014 8:00 AM T T M 1.5 M 23 degrees, clear skies
11/5/2014 8:00 AM 0.00 0.0 M 0.5 M 20 degrees, partly cloudy
11/6/2014 8:00 AM 0.00 0.0 M M M 19 degrees, clear skies
11/7/2014 8:00 AM 0.00 0.0 M M M 23 degrees, a few scattered clouds
11/8/2014 8:00 AM 0.00 0.0 M M M 24 degrees, clear skies
11/9/2014 8:00 AM 0.00 0.0 M M M 23 degrees, clear skies
11/13/2014 8:00 AM M M M M M This report is for Tue-Wed-Thu as I had no Internet connection until Thu morning. Temperature now - 6 degrees. Cloudy. Changed to a multi-day report
11/14/2014 8:00 AM 0.48 5.8 M 18.0 M 20 degrees, cloudy but breaking
11/15/2014 8:00 AM 0.11 2.1 M 17.0 M 20 degrees, snowing
11/16/2014 8:00 AM 0.52 5.2 M 19.5 M Minus 13 degrees, partly cloudy
11/17/2014 8:00 AM 0.00 0.0 M 18.0 M Minus five degrees, clear skies
11/19/2014 8:00 AM 0.00 0.0 M 16.0 M 17 degrees, partly cloudy
11/20/2014 8:00 AM 0.00 0.0 M 15.0 M 12 degrees, partly cloudy
11/21/2014 8:00 AM 0.00 0.0 M 14.0 M 15 degrees, cloudy
11/22/2014 8:00 AM 0.00 0.0 M 13.5 M 11 degrees, partly cloudy
11/23/2014 8:00 AM 0.18 2.8 M 16.0 M 20 degrees, partly cloudy
11/24/2014 8:00 AM 0.03 0.4 M 15.0 M 11 degrees, cloudy. Strong winds yesterday blew much snow away.
11/25/2014 9:00 AM 0.02 0.3 M 15.0 M 19 degrees, cloudy
11/26/2014 8:00 AM T T M 14.5 M 28 degrees, cloudy
11/27/2014 8:00 AM 0.00 0.0 M 14.0 M 21 degrees, clear skies
11/28/2014 8:00 AM 0.00 0.0 M 13.0 M 24 degrees, clear skies
11/29/2014 8:00 AM 0.00 0.0 M 13.0 M 18 degrees, clear skies
11/30/2014 8:00 AM 0.00 0.0 M 12.0 M 28 degrees, a few scattered clouds
12/1/2014 8:00 AM T T M 12.0 M 25 degrees, mostly cloudy. This will be my last report. I am moving. Thanks for the privilege of being part of COCORAHS.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
11/10/2014 11/13/2014 8:00 AM 4 1.08 13.5 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