Station Overview Station Location
Station Number CO-BO-295 Latitude 40.0619
Station Name Gold Hill 0.2 WSW Longitude -105.4122
County Boulder Elevation (ft) 8363



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 10 1.34 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 10 1.13 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 10 0.99 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 11 0.75 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 11 0.87 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 11 2.23 0.12 4 0.12 4 0.00 0 0 2 0 0.1 1 1
April 11 3.00 0.92 29 0.32 14 0.60 15 2 4 0 3.9 3 4
May 11 2.64 0.28 10 0.28 10 0.00 0 0 1 0 15.0 3 3
June 11 2.38 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 11 2.32 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 11 2.39 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 11 1.58 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 21.62" 1.32" 43 days 0.72" 28 0.60" 15 days 2 7 days 0 days 19.0" 7 days 8 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
10/1/2010
10/2/2010
10/3/2010
10/4/2010
10/5/2010
10/6/2010
10/7/2010
10/8/2010
10/9/2010
10/10/2010
10/11/2010
10/12/2010
10/13/2010
10/14/2010
10/15/2010
10/16/2010
10/17/2010
10/18/2010
10/19/2010
10/20/2010
10/21/2010
10/22/2010
10/23/2010
10/24/2010
10/25/2010
10/26/2010
10/27/2010
10/28/2010
10/29/2010
10/30/2010
10/31/2010
11/1/2010
11/2/2010
11/3/2010
11/4/2010
11/5/2010
11/6/2010
11/7/2010
11/8/2010
11/9/2010
11/10/2010
11/11/2010
11/12/2010
11/13/2010
11/14/2010
11/15/2010
11/16/2010
11/17/2010
11/18/2010
11/19/2010
11/20/2010
11/21/2010
11/22/2010
11/23/2010
11/24/2010
11/25/2010
11/26/2010
11/27/2010
11/28/2010
11/29/2010
11/30/2010
12/1/2010
12/2/2010
12/3/2010
12/4/2010
12/5/2010
12/6/2010
12/7/2010
12/8/2010
12/9/2010
12/10/2010
12/11/2010
12/12/2010
12/13/2010
12/14/2010
12/15/2010
12/16/2010
12/17/2010
12/18/2010
12/19/2010
12/20/2010
12/21/2010
12/22/2010
12/23/2010
12/24/2010
12/25/2010
12/26/2010
12/27/2010
12/28/2010
12/29/2010
12/30/2010
12/31/2010
Day of YearDaily PrcpMultiday Prcp
1/1/2011
1/2/2011
1/3/2011
1/4/2011
1/5/2011
1/6/2011
1/7/2011
1/8/2011
1/9/2011
1/10/2011
1/11/2011
1/12/2011
1/13/2011
1/14/2011
1/15/2011
1/16/2011
1/17/2011
1/18/2011
1/19/2011
1/20/2011
1/21/2011
1/22/2011
1/23/2011
1/24/2011
1/25/2011
1/26/2011
1/27/2011
1/28/2011
1/29/2011
1/30/2011
1/31/2011
2/1/2011
2/2/2011
2/3/2011
2/4/2011
2/5/2011
2/6/2011
2/7/2011
2/8/2011
2/9/2011
2/10/2011
2/11/2011
2/12/2011
2/13/2011
2/14/2011
2/15/2011
2/16/2011
2/17/2011
2/18/2011
2/19/2011
2/20/2011
2/21/2011
2/22/2011
2/23/2011
2/24/2011
2/25/2011
2/26/2011
2/27/2011
2/28/2011
3/1/2011
3/2/2011
3/3/2011
3/4/2011
3/5/2011
3/6/2011
3/7/2011
3/8/2011
3/9/2011
3/10/2011
3/11/2011
3/12/2011
3/13/2011
3/14/2011
3/15/2011
3/16/2011
3/17/2011
3/18/2011
3/19/2011
3/20/2011
3/21/2011
3/22/2011
3/23/2011
3/24/2011
3/25/2011
3/26/2011
3/27/2011
3/28/2011 0.02
3/29/2011 0.10
3/30/2011 0.00
3/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.00
4/2/2011 0.00
4/3/2011 0.00
4/4/2011
4/5/2011 0.00
4/6/2011 0.06
4/7/2011
4/8/2011 0.00
4/9/2011 **
4/10/2011 **
4/11/2011 **
4/12/2011 **
4/13/2011 **
4/14/2011 **
4/15/2011 **
4/16/2011 **
4/17/2011 **
4/18/2011 **
4/19/2011 **
4/20/2011 **
4/21/2011 M **
4/22/2011 M 0.18
4/23/2011 0.00
4/24/2011 0.02
4/25/2011 0.06
4/26/2011 0.18
4/27/2011 0.00
4/28/2011 0.00
4/29/2011 0.00
4/30/2011 0.00
5/1/2011 0.00
5/2/2011
5/3/2011 0.00
5/4/2011 0.00
5/5/2011 0.00
5/6/2011 0.00
5/7/2011 0.00
5/8/2011 0.00
5/9/2011 0.00
5/10/2011 0.00
5/11/2011 M
5/12/2011 M
5/13/2011 0.28
5/14/2011
5/15/2011
5/16/2011
5/17/2011
5/18/2011
5/19/2011
5/20/2011
5/21/2011
5/22/2011
5/23/2011
5/24/2011
5/25/2011
5/26/2011
5/27/2011
5/28/2011
5/29/2011
5/30/2011
5/31/2011
6/1/2011
6/2/2011
6/3/2011
6/4/2011
6/5/2011
6/6/2011
6/7/2011
6/8/2011
6/9/2011
6/10/2011
6/11/2011
6/12/2011
6/13/2011
6/14/2011
6/15/2011
6/16/2011
6/17/2011
6/18/2011
6/19/2011
6/20/2011
6/21/2011
6/22/2011
6/23/2011
6/24/2011
6/25/2011
6/26/2011
6/27/2011
6/28/2011
6/29/2011
6/30/2011
Day of YearDaily PrcpMultiday Prcp
7/1/2011
7/2/2011
7/3/2011
7/4/2011
7/5/2011
7/6/2011
7/7/2011
7/8/2011
7/9/2011
7/10/2011
7/11/2011
7/12/2011
7/13/2011
7/14/2011
7/15/2011
7/16/2011
7/17/2011
7/18/2011
7/19/2011
7/20/2011
7/21/2011
7/22/2011
7/23/2011
7/24/2011
7/25/2011
7/26/2011
7/27/2011
7/28/2011
7/29/2011
7/30/2011
7/31/2011
8/1/2011
8/2/2011
8/3/2011
8/4/2011
8/5/2011
8/6/2011
8/7/2011
8/8/2011
8/9/2011
8/10/2011
8/11/2011
8/12/2011
8/13/2011
8/14/2011
8/15/2011
8/16/2011
8/17/2011
8/18/2011
8/19/2011
8/20/2011
8/21/2011
8/22/2011
8/23/2011
8/24/2011
8/25/2011
8/26/2011
8/27/2011
8/28/2011
8/29/2011
8/30/2011
8/31/2011
9/1/2011
9/2/2011
9/3/2011
9/4/2011
9/5/2011
9/6/2011
9/7/2011
9/8/2011
9/9/2011
9/10/2011
9/11/2011
9/12/2011
9/13/2011
9/14/2011
9/15/2011
9/16/2011
9/17/2011
9/18/2011
9/19/2011
9/20/2011
9/21/2011
9/22/2011
9/23/2011
9/24/2011
9/25/2011
9/26/2011
9/27/2011
9/28/2011
9/29/2011
9/30/2011



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
3/28/2011 6:00 AM 0.02 0.1 M M M
3/29/2011 6:00 AM 0.10 0.0 0.00 0.1 0.00 snow flurries during the day; no accumulation
3/30/2011 6:00 AM 0.00 0.0 M M M flurries sporadically during the day; no accumulation
3/31/2011 6:00 AM 0.00 0.0 M M M
4/1/2011 6:00 AM 0.00 0.0 0.00 M M
4/2/2011 6:00 AM 0.00 0.0 M M M
4/3/2011 6:00 AM 0.00 0.0 M M M
4/5/2011 6:00 AM 0.00 0.0 M 0.0 M
4/6/2011 6:00 AM 0.06 M M M M
4/8/2011 6:00 AM 0.00 0.0 M M M
4/21/2011 6:00 AM M M M M M QC: zeros entered but 4/22 report says it was snowing starting at 0530. Entered a multiday report for 4/22-23. CMG 7/19/11
4/22/2011 6:00 AM M M M M M wet snow on 4/21/11, 5:30A - 7A; melted no acumulation QC: Set to NA and entered as a multiday report for 4/21-4/22. CMG 7/19/11
4/23/2011 6:00 AM 0.00 0.0 M M M Snowing at the time of observation and continued all day total accumulation ~1". Most melted as it fell.
4/24/2011 6:00 AM 0.02 1.8 0.02 2.0 0.02 Inside cloud all day with occasional snow, most melted
4/25/2011 6:00 AM 0.06 1.8 M 2.5 0.06 approximately 2" new snow yesterday and overnight
4/26/2011 6:00 AM 0.18 0.3 0.18 0.5 0.18 distant lightning observed 9P on 4/25; probable location Big Thompson drainage
4/27/2011 6:00 AM 0.00 0.0 M 0.3 0.00
4/28/2011 6:00 AM 0.00 0.0 0.00 0.0 0.00 only remaining snow is in sheltered areas, such as under trees, etc.
4/29/2011 6:00 AM 0.00 0.0 M M M
4/30/2011 6:00 AM 0.00 0.0 M M M
5/1/2011 6:00 AM 0.00 0.0 M M M
5/3/2011 6:00 AM 0.00 0.0 0.00 0.0 0.00
5/4/2011 6:00 AM 0.00 0.0 M M M
5/5/2011 6:00 AM 0.00 0.0 M M M
5/6/2011 6:00 AM 0.00 0.0 M M M
5/7/2011 6:00 AM 0.00 0.0 M M M
5/8/2011 6:00 AM 0.00 0.0 M M M
5/9/2011 6:00 AM 0.00 0.0 M M M
5/10/2011 6:00 AM 0.00 0.0 M M M
5/11/2011 6:00 AM M 2.5 0.02 2.5 0.02 snow continuing. at 11 a.m. snow depth 4.3". QC: Originaly reported precip of 0.02". CMG 7/20/11
5/12/2011 6:00 AM M 8.5 M 11.0 M (edit: daily precip, and both melted core values curiously recorded as 0.04". all changed to NA due to natural argument. observer contacted. P.G.)
5/13/2011 6:00 AM 0.28 4.0 0.28 2.0 0.28



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
4/9/2011 4/21/2011 12:00 AM 13 0.42 0.0 0.42 On travel 4/9/11 through 4/20/11. A neighbor reported by email Gold Hill received 11" of wet snow during this period; no time or date specified.
4/21/2011 4/22/2011 6:00 AM 2 0.18 M M Originally entered as 4/22 daily report. Comments: wet snow on 4/21/11, 5:30A - 7A; melted no acumulation



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