Station Overview Station Location
Station Number CO-JF-52 Latitude 39.70819
Station Name Bergen Park 1.1 N Longitude -105.3565
County Jefferson Elevation (ft) 7723



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 11 1.47 1.56 3 1.56 3 0.00 0 0 3 0 13.0 3 1
Nov 11 1.09 0.68 3 0.68 3 0.00 0 0 3 0 6.7 3 3
Dec 11 0.79 1.45 8 1.45 8 0.00 0 0 8 0 34.9 8 8
Jan 12 0.63 0.73 4 0.73 4 0.00 0 0 4 0 7.8 4 3
Feb 12 0.76 1.14 7 1.14 7 0.00 0 0 5 2 21.0 5 2
March 12 2.29 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 12 2.47 1.46 5 1.46 5 0.00 0 0 5 0 8.0 3 3
May 12 2.56 2.07 6 2.07 6 0.00 0 0 6 0 2.5 2 2
June 12 2.25 0.40 6 0.40 6 0.00 0 0 6 0 0.0 0 0
July 12 2.22 2.64 11 2.64 10 0.00 1 0 10 0 0.0 0 0
Aug 12 2.41 2.43 10 2.00 3 0.43 7 1 3 0 0.0 0 0
Sept 12 1.49 2.19 12 2.10 5 0.09 7 1 5 0 0.0 0 0
Water Year Totals: 20.43" 16.75" 75 days 16.23" 60 0.52" 15 days 2 58 days 2 days 93.9" 28 days 22 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
10/1/2011
10/2/2011
10/3/2011
10/4/2011
10/5/2011
10/6/2011
10/7/2011
10/8/2011 0.52
10/9/2011
10/10/2011
10/11/2011
10/12/2011
10/13/2011
10/14/2011
10/15/2011
10/16/2011
10/17/2011
10/18/2011
10/19/2011
10/20/2011
10/21/2011
10/22/2011
10/23/2011
10/24/2011
10/25/2011
10/26/2011 0.77
10/27/2011 0.27
10/28/2011
10/29/2011
10/30/2011
10/31/2011
11/1/2011
11/2/2011 0.56
11/3/2011 0.10
11/4/2011
11/5/2011
11/6/2011
11/7/2011
11/8/2011
11/9/2011
11/10/2011
11/11/2011
11/12/2011
11/13/2011
11/14/2011
11/15/2011
11/16/2011
11/17/2011
11/18/2011
11/19/2011
11/20/2011
11/21/2011
11/22/2011
11/23/2011
11/24/2011
11/25/2011
11/26/2011 0.02
11/27/2011
11/28/2011
11/29/2011
11/30/2011
12/1/2011 0.26
12/2/2011 0.12
12/3/2011 0.13
12/4/2011 0.04
12/5/2011 0.20
12/6/2011
12/7/2011
12/8/2011
12/9/2011
12/10/2011
12/11/2011
12/12/2011
12/13/2011
12/14/2011
12/15/2011
12/16/2011
12/17/2011
12/18/2011
12/19/2011
12/20/2011 0.08
12/21/2011
12/22/2011 0.57
12/23/2011 0.05
12/24/2011
12/25/2011
12/26/2011
12/27/2011
12/28/2011
12/29/2011
12/30/2011
12/31/2011
Day of YearDaily PrcpMultiday Prcp
1/1/2012
1/2/2012
1/3/2012
1/4/2012
1/5/2012
1/6/2012
1/7/2012
1/8/2012 0.35
1/9/2012
1/10/2012
1/11/2012 0.05
1/12/2012 0.27
1/13/2012
1/14/2012
1/15/2012
1/16/2012
1/17/2012 0.06
1/18/2012
1/19/2012
1/20/2012
1/21/2012
1/22/2012
1/23/2012
1/24/2012
1/25/2012
1/26/2012
1/27/2012
1/28/2012
1/29/2012
1/30/2012
1/31/2012
2/1/2012
2/2/2012
2/3/2012 0.55
2/4/2012
2/5/2012
2/6/2012
2/7/2012 0.11
2/8/2012
2/9/2012
2/10/2012
2/11/2012 0.03
2/12/2012
2/13/2012
2/14/2012
2/15/2012
2/16/2012 T
2/17/2012
2/18/2012 0.06
2/19/2012
2/20/2012 T
2/21/2012
2/22/2012
2/23/2012 0.39
2/24/2012
2/25/2012
2/26/2012
2/27/2012
2/28/2012
2/29/2012
3/1/2012
3/2/2012
3/3/2012
3/4/2012
3/5/2012
3/6/2012
3/7/2012
3/8/2012
3/9/2012
3/10/2012
3/11/2012
3/12/2012
3/13/2012
3/14/2012
3/15/2012
3/16/2012
3/17/2012
3/18/2012
3/19/2012
3/20/2012
3/21/2012
3/22/2012
3/23/2012
3/24/2012
3/25/2012
3/26/2012
3/27/2012
3/28/2012
3/29/2012
3/30/2012
3/31/2012
Day of YearDaily PrcpMultiday Prcp
4/1/2012
4/2/2012
4/3/2012 0.53
4/4/2012 0.29
4/5/2012
4/6/2012
4/7/2012
4/8/2012
4/9/2012
4/10/2012
4/11/2012
4/12/2012 0.23
4/13/2012
4/14/2012
4/15/2012 0.31
4/16/2012
4/17/2012
4/18/2012
4/19/2012
4/20/2012
4/21/2012
4/22/2012
4/23/2012
4/24/2012
4/25/2012
4/26/2012
4/27/2012 0.10
4/28/2012
4/29/2012
4/30/2012
5/1/2012
5/2/2012
5/3/2012
5/4/2012
5/5/2012
5/6/2012
5/7/2012 0.66
5/8/2012 0.22
5/9/2012
5/10/2012
5/11/2012
5/12/2012 0.34
5/13/2012 0.12
5/14/2012
5/15/2012
5/16/2012
5/17/2012
5/18/2012
5/19/2012
5/20/2012 0.25
5/21/2012
5/22/2012
5/23/2012
5/24/2012 0.48
5/25/2012
5/26/2012
5/27/2012
5/28/2012
5/29/2012
5/30/2012
5/31/2012
6/1/2012
6/2/2012
6/3/2012
6/4/2012 0.10
6/5/2012
6/6/2012
6/7/2012 0.03
6/8/2012 0.02
6/9/2012
6/10/2012
6/11/2012
6/12/2012
6/13/2012
6/14/2012
6/15/2012
6/16/2012 0.07
6/17/2012
6/18/2012
6/19/2012
6/20/2012
6/21/2012
6/22/2012
6/23/2012
6/24/2012
6/25/2012
6/26/2012
6/27/2012 0.16
6/28/2012
6/29/2012 0.02
6/30/2012
Day of YearDaily PrcpMultiday Prcp
7/1/2012
7/2/2012
7/3/2012 0.14
7/4/2012 0.04
7/5/2012
7/6/2012
7/7/2012 0.98
7/8/2012
7/9/2012 0.19
7/10/2012
7/11/2012
7/12/2012
7/13/2012
7/14/2012
7/15/2012
7/16/2012
7/17/2012 0.22
7/18/2012 0.25
7/19/2012
7/20/2012
7/21/2012
7/22/2012
7/23/2012 0.29
7/24/2012
7/25/2012 0.16
7/26/2012
7/27/2012
7/28/2012 0.14
7/29/2012
7/30/2012 0.23
7/31/2012 **
8/1/2012 **
8/2/2012 **
8/3/2012 **
8/4/2012 **
8/5/2012 **
8/6/2012 0.43
8/7/2012
8/8/2012
8/9/2012
8/10/2012
8/11/2012
8/12/2012
8/13/2012
8/14/2012
8/15/2012
8/16/2012 0.04
8/17/2012
8/18/2012
8/19/2012
8/20/2012
8/21/2012
8/22/2012
8/23/2012 1.82
8/24/2012 0.14
8/25/2012
8/26/2012
8/27/2012
8/28/2012
8/29/2012
8/30/2012
8/31/2012 **
9/1/2012 **
9/2/2012 0.25 **
9/3/2012 **
9/4/2012 **
9/5/2012 **
9/6/2012 **
9/7/2012 0.09
9/8/2012
9/9/2012
9/10/2012
9/11/2012
9/12/2012 0.68
9/13/2012 0.44
9/14/2012
9/15/2012
9/16/2012
9/17/2012
9/18/2012
9/19/2012
9/20/2012
9/21/2012
9/22/2012
9/23/2012
9/24/2012
9/25/2012
9/26/2012 0.06
9/27/2012 0.67
9/28/2012
9/29/2012
9/30/2012



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/8/2011 7:00 AM 0.52 2.5 M M M Combination of rain and melted snow is 0.52 inches
10/26/2011 7:00 AM 0.77 6.5 0.77 M M
10/27/2011 7:00 AM 0.27 4.0 0.27 10.0 M
11/2/2011 7:00 AM 0.56 5.0 0.56 6.0 M
11/3/2011 7:00 AM 0.10 1.5 0.10 6.5 M
11/26/2011 7:00 AM 0.02 0.2 0.02 0.5 M
12/1/2011 7:00 AM 0.26 4.7 0.26 5.0 M
12/2/2011 7:00 AM 0.12 2.5 0.12 7.0 M
12/3/2011 7:00 AM 0.13 3.5 0.13 8.0 M Really cold & dry snow
12/4/2011 7:00 AM 0.04 0.7 0.04 6.0 M
12/5/2011 7:00 AM 0.20 3.2 0.20 8.0 M
12/20/2011 7:00 AM 0.08 0.8 0.08 5.0 M
12/22/2011 7:00 AM 0.57 18.0 0.57 23.0 M Very dry snow overnight
12/23/2011 7:00 AM 0.05 1.5 0.05 24.0 M
1/8/2012 7:00 AM 0.35 3.0 0.35 12.0 M Total depth is very variable so I estimated an average that runs from 3" on the south facing to 15" or more on the shaded north facing slopes.
1/11/2012 7:00 AM 0.05 1.0 M 12.0 M Total depth variable ....est 12"
1/12/2012 7:00 AM 0.27 3.0 0.27 12.0 M Estimated average total from measured depths of 9, 10, 12 & 15 inches..very variable
1/17/2012 7:00 AM 0.06 0.8 0.06 M M
2/3/2012 7:00 AM 0.55 11.5 0.55 14.0 M Snowing about an inch an hour at 7 AM
2/7/2012 7:00 AM 0.11 3.0 0.11 M M
2/11/2012 7:00 AM 0.03 0.5 0.03 M M
2/16/2012 7:00 AM T T M M M
2/18/2012 7:00 AM 0.06 1.0 0.06 M M
2/20/2012 7:00 AM T T M 8.0 1.30 Total snow depth measured at several location ... from 7-9" so used average and took a core at the 8 inch average depth.
2/23/2012 7:00 AM 0.39 5.0 0.39 M M
4/3/2012 7:00 AM 0.53 2.0 0.53 2.0 M Rain and melted snow from April 2 along with 2 " new snow this morning all collected in gauge so .53" is the total of the melted value of the composite.
4/4/2012 7:00 AM 0.29 3.0 0.29 4.0 M
4/12/2012 7:00 AM 0.23 M M M M Variety of weather conditions including some light hail during the night
4/15/2012 7:00 AM 0.31 3.0 0.31 3.0 M A period of graupel in the afternoon, then snow overnight
4/27/2012 7:00 AM 0.10 M M 0.0 M
5/7/2012 7:00 AM 0.66 0.5 M 0.5 M The 1/2" of new snow did no stick to the road/driveway/concrete.
5/8/2012 7:00 AM 0.22 M M M M Combined melted snow and rain in the gauge
5/12/2012 7:00 AM 0.34 2.0 0.34 1.0 M
5/13/2012 7:00 AM 0.12 M M M M
5/20/2012 7:00 AM 0.25 M M M M
5/24/2012 7:00 AM 0.48 M M M M Hail also ..... starting at 8:45 PM on May 23 and lasting for 10 min.
6/4/2012 7:00 AM 0.10 M M M M
6/7/2012 7:00 AM 0.03 M M M M No Hail here last night.
6/8/2012 7:00 AM 0.02 M M M M Some Hail at 1:10 PM
6/16/2012 7:00 AM 0.07 M M M M
6/27/2012 7:00 AM 0.16 M M M M
6/29/2012 7:00 AM 0.02 M M M M
7/3/2012 7:00 AM 0.14 M M M M
7/4/2012 7:00 AM 0.04 M M M M
7/7/2012 7:00 AM 0.98 M M M M Very heavy rain fall in late evening.
7/9/2012 7:00 AM 0.19 M M M M
7/17/2012 7:00 AM 0.22 M M M M
7/18/2012 7:00 AM 0.25 M M M M
7/23/2012 7:00 AM 0.29 M M M M
7/25/2012 7:00 AM 0.16 M M M M
7/28/2012 7:00 AM 0.14 M M M M
7/30/2012 7:00 AM 0.23 M M M M
8/16/2012 7:00 AM 0.04 M M M M
8/23/2012 7:00 AM 1.82 M M M M (edit: daily precip initially recorded as 1.82". changed to NA due to incongruity with surroundings. observer contacted. P.G.) (observer-confirmed 1.82". P.G.)
8/24/2012 7:00 AM 0.14 M M M M
9/2/2012 7:00 AM 0.25 M M M M
9/12/2012 7:00 AM 0.68 M M M M
9/13/2012 7:00 AM 0.44 M M M M
9/26/2012 7:00 AM 0.06 M M M M
9/27/2012 7:00 AM 0.67 M M M M Also some hail in late afternoon... not sure the hail pad recorded anything.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
7/31/2012 8/06/2012 3:00 AM 7 0.43 M M
8/31/2012 9/07/2012 12:00 AM 8 0.09 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
6/7/2012 1:10 PM Rain had fallen about 20 minutes before the hail started, but had ended and all was dry when hail came at 1:10 PM 1/2" Grape 3/8" 1/4" Pea Size Hard|White Ice 4 1min no damage Continuous False Before rain Before smaller hail