Station Overview Station Location
Station Number CO-AR-114 Latitude 39.6197
Station Name CCL 4.3 SE Longitude -104.7892
County Arapahoe Elevation (ft) 5827



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 09 1.27 1.88 9 0.35 3 1.53 6 2 2 0 0.0 0 0
Nov 09 0.98 0.24 5 0.24 5 0.00 0 0 1 0 2.4 1 1
Dec 09 0.69 0.69 12 0.59 9 0.10 3 1 3 0 3.8 1 3
Jan 10 0.54 0.00 12 0.00 12 0.00 0 0 0 2 0.0 0 0
Feb 10 0.54 0.45 16 0.28 13 0.17 3 1 3 2 0.0 0 1
March 10 1.55 1.11 11 1.11 11 0.00 0 0 3 1 14.7 3 1
April 10 2.20 2.57 10 2.57 10 0.00 0 0 5 2 0.0 0 0
May 10 2.49 0.09 7 0.09 7 0.00 0 0 2 3 3.4 1 1
June 10 2.04 1.94 13 1.94 13 0.00 0 0 7 3 0.0 0 0
July 10 2.31 2.90 19 2.90 19 0.00 0 0 9 2 0.0 0 0
Aug 10 2.40 1.09 15 1.09 15 0.00 0 0 5 2 0.0 0 0
Sept 10 1.26 0.00 5 0.00 5 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 18.27" 12.96" 134 days 11.16" 122 1.80" 12 days 4 40 days 17 days 24.3" 6 days 7 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
10/1/2009
10/2/2009 0.00
10/3/2009
10/4/2009
10/5/2009
10/6/2009 0.33
10/7/2009
10/8/2009 0.02 **
10/9/2009 **
10/10/2009 0.04
10/11/2009
10/12/2009
10/13/2009
10/14/2009
10/15/2009
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009
10/26/2009
10/27/2009 **
10/28/2009 **
10/29/2009 1.49
10/30/2009
10/31/2009
11/1/2009
11/2/2009
11/3/2009
11/4/2009
11/5/2009
11/6/2009 0.00
11/7/2009
11/8/2009
11/9/2009
11/10/2009
11/11/2009
11/12/2009
11/13/2009
11/14/2009 0.24
11/15/2009
11/16/2009
11/17/2009
11/18/2009
11/19/2009 0.00
11/20/2009 0.00
11/21/2009
11/22/2009
11/23/2009
11/24/2009
11/25/2009
11/26/2009
11/27/2009
11/28/2009
11/29/2009 0.00
11/30/2009
12/1/2009
12/2/2009
12/3/2009
12/4/2009
12/5/2009 **
12/6/2009 **
12/7/2009 0.10
12/8/2009
12/9/2009
12/10/2009
12/11/2009
12/12/2009 0.00
12/13/2009
12/14/2009
12/15/2009
12/16/2009 0.00
12/17/2009
12/18/2009 0.00
12/19/2009
12/20/2009 0.00
12/21/2009
12/22/2009 0.00
12/23/2009 0.25
12/24/2009 0.21
12/25/2009
12/26/2009 0.13
12/27/2009
12/28/2009
12/29/2009
12/30/2009 0.00
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010 0.00
1/2/2010
1/3/2010
1/4/2010
1/5/2010
1/6/2010
1/7/2010
1/8/2010
1/9/2010
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010 0.00
1/15/2010 0.00
1/16/2010 0.00
1/17/2010
1/18/2010 0.00
1/19/2010 0.00
1/20/2010
1/21/2010
1/22/2010 0.00
1/23/2010
1/24/2010
1/25/2010
1/26/2010 0.00
1/27/2010 0.00
1/28/2010 T
1/29/2010 T
1/30/2010
1/31/2010 0.00
2/1/2010 0.00
2/2/2010
2/3/2010 0.00
2/4/2010 T
2/5/2010 T
2/6/2010 0.00
2/7/2010
2/8/2010
2/9/2010
2/10/2010
2/11/2010 0.00
2/12/2010
2/13/2010
2/14/2010 0.12
2/15/2010
2/16/2010
2/17/2010 0.00
2/18/2010 0.00 **
2/19/2010 **
2/20/2010 0.17
2/21/2010 0.10
2/22/2010 0.06
2/23/2010 0.00
2/24/2010
2/25/2010 0.00
2/26/2010
2/27/2010
2/28/2010
3/1/2010 0.01
3/2/2010
3/3/2010
3/4/2010 0.00
3/5/2010 0.00
3/6/2010
3/7/2010 0.00
3/8/2010 T
3/9/2010 0.00
3/10/2010
3/11/2010 0.00
3/12/2010
3/13/2010
3/14/2010
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010 0.25
3/20/2010
3/21/2010
3/22/2010
3/23/2010 0.00
3/24/2010 0.85
3/25/2010
3/26/2010
3/27/2010
3/28/2010
3/29/2010
3/30/2010 0.00
3/31/2010
Day of YearDaily PrcpMultiday Prcp
4/1/2010
4/2/2010
4/3/2010
4/4/2010
4/5/2010
4/6/2010 0.02
4/7/2010 0.22
4/8/2010
4/9/2010
4/10/2010 0.00
4/11/2010
4/12/2010
4/13/2010
4/14/2010 0.00
4/15/2010
4/16/2010 0.00
4/17/2010
4/18/2010
4/19/2010
4/20/2010 T
4/21/2010 T
4/22/2010 0.20
4/23/2010 1.03
4/24/2010 1.10
4/25/2010
4/26/2010
4/27/2010
4/28/2010
4/29/2010
4/30/2010
5/1/2010
5/2/2010 T
5/3/2010
5/4/2010
5/5/2010 0.00
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010
5/11/2010
5/12/2010 M
5/13/2010
5/14/2010 0.03
5/15/2010
5/16/2010 0.06
5/17/2010
5/18/2010
5/19/2010
5/20/2010
5/21/2010 T
5/22/2010 T
5/23/2010
5/24/2010
5/25/2010
5/26/2010
5/27/2010 0.00
5/28/2010
5/29/2010
5/30/2010
5/31/2010
6/1/2010
6/2/2010
6/3/2010
6/4/2010
6/5/2010
6/6/2010
6/7/2010 0.01
6/8/2010
6/9/2010 0.20
6/10/2010
6/11/2010 T
6/12/2010 0.85
6/13/2010 0.36
6/14/2010 0.16
6/15/2010
6/16/2010
6/17/2010 0.00
6/18/2010
6/19/2010 T
6/20/2010
6/21/2010 T
6/22/2010
6/23/2010 0.00
6/24/2010
6/25/2010 0.00
6/26/2010
6/27/2010 0.13
6/28/2010 0.23
6/29/2010
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010 0.01
7/3/2010 0.01
7/4/2010
7/5/2010 1.76
7/6/2010 0.00
7/7/2010 0.06
7/8/2010 0.02
7/9/2010 0.00
7/10/2010
7/11/2010
7/12/2010 T
7/13/2010 0.00
7/14/2010 0.00
7/15/2010 0.02
7/16/2010
7/17/2010
7/18/2010
7/19/2010
7/20/2010
7/21/2010 0.92
7/22/2010 0.02
7/23/2010 T
7/24/2010
7/25/2010
7/26/2010 0.00
7/27/2010 0.00
7/28/2010 0.00
7/29/2010
7/30/2010 0.00
7/31/2010 0.08
8/1/2010
8/2/2010 0.01
8/3/2010 0.06
8/4/2010
8/5/2010 0.36
8/6/2010
8/7/2010 0.00
8/8/2010
8/9/2010 0.62
8/10/2010 T
8/11/2010 0.00
8/12/2010
8/13/2010
8/14/2010
8/15/2010
8/16/2010 0.00
8/17/2010
8/18/2010
8/19/2010
8/20/2010 0.04
8/21/2010
8/22/2010
8/23/2010 0.00
8/24/2010 0.00
8/25/2010 0.00
8/26/2010
8/27/2010
8/28/2010 T
8/29/2010 0.00
8/30/2010
8/31/2010 0.00
9/1/2010
9/2/2010
9/3/2010
9/4/2010
9/5/2010
9/6/2010
9/7/2010
9/8/2010 0.00
9/9/2010
9/10/2010
9/11/2010
9/12/2010
9/13/2010
9/14/2010 0.00
9/15/2010
9/16/2010 0.00
9/17/2010
9/18/2010
9/19/2010
9/20/2010
9/21/2010 0.00
9/22/2010
9/23/2010
9/24/2010
9/25/2010
9/26/2010
9/27/2010
9/28/2010 0.00
9/29/2010
9/30/2010



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/2/2009 7:00 AM 0.00 0.0 M M M
10/6/2009 7:00 AM 0.33 M M M M Ice in the rain gauge this morning. Temp at or below freezing overnight.
10/8/2009 10:00 AM 0.02 M M M M Ocnl S-
11/6/2009 7:00 AM 0.00 0.0 M M M
11/14/2009 7:00 AM 0.24 2.4 M 2.4 M snow depth biased due to some rain mixed with snow.
11/19/2009 7:00 AM 0.00 0.0 M M M
11/20/2009 7:00 AM 0.00 0.0 M M M
11/29/2009 7:00 AM 0.00 0.0 M M M
12/12/2009 7:00 AM 0.00 0.0 M M M Still about an inch of snow on my yard.
12/16/2009 7:00 AM 0.00 0.0 M M M
12/18/2009 7:00 AM 0.00 0.0 M M M
12/20/2009 7:00 AM 0.00 0.0 M M M
12/22/2009 7:00 AM 0.00 0.0 M M M Overcast at obs time.
12/23/2009 7:00 AM 0.25 3.8 M 4.0 M
12/24/2009 7:00 AM 0.21 M M 5.5 M
12/26/2009 7:00 AM 0.13 M M 5.0 M
12/30/2009 7:00 AM 0.00 0.0 M M M
1/1/2010 7:00 AM 0.00 0.0 M M M
1/14/2010 7:00 AM 0.00 0.0 M M M patches of snow still around.
1/15/2010 7:00 AM 0.00 0.0 M M M
1/16/2010 7:00 AM 0.00 0.0 M M M
1/18/2010 7:00 AM 0.00 0.0 M M M
1/19/2010 7:00 AM 0.00 0.0 M M M Overcast at obs time.
1/22/2010 7:00 AM 0.00 0.0 M M M
1/26/2010 7:00 AM 0.00 0.0 M M M
1/27/2010 7:00 AM 0.00 0.0 M M M
1/28/2010 7:00 AM T T M M M
1/29/2010 7:00 AM T M M M M
1/31/2010 7:00 AM 0.00 0.0 M M M
2/1/2010 7:00 AM 0.00 0.0 M M M
2/3/2010 7:00 AM 0.00 0.0 M M M
2/4/2010 7:00 AM T T M T M Trace fell overnight. S-- at obs time.
2/5/2010 7:00 AM T M M M M All S-- fell yesterday morning.
2/6/2010 7:00 AM 0.00 0.0 M M M Fog at obs time.
2/11/2010 7:00 AM 0.00 0.0 M M M
2/14/2010 7:00 AM 0.12 M M M M
2/17/2010 7:00 AM 0.00 0.0 M M M Overcast at obs time - no precip.
2/18/2010 7:00 AM 0.00 0.0 M M M
2/21/2010 7:00 AM 0.10 M M 4.0 M
2/22/2010 7:00 AM 0.06 M M M M
2/23/2010 7:00 AM 0.00 0.0 M M M
2/25/2010 7:00 AM 0.00 0.0 M M M
3/1/2010 7:00 AM 0.01 0.1 M M M
3/4/2010 7:00 AM 0.00 0.0 M M M
3/5/2010 7:00 AM 0.00 0.0 M M M
3/7/2010 7:00 AM 0.00 0.0 M M M
3/8/2010 7:00 AM T M M M M Overcast at obs time. Felt like a very fine mist but not fog.
3/9/2010 7:00 AM 0.00 0.0 M M M
3/11/2010 7:00 AM 0.00 0.0 M M M
3/19/2010 3:00 PM 0.25 4.6 M 4.5 M
3/23/2010 7:00 AM 0.00 0.0 M M M
3/24/2010 7:00 AM 0.85 10.0 M M M New snow depth an average. Readings ran from around 8 to 11 inches. 10 inches at most locations. Thunder-snow ystdy afternoon.
3/30/2010 7:00 AM 0.00 0.0 M M M
4/6/2010 7:00 AM 0.02 M M M M
4/7/2010 7:00 AM 0.22 M M M M
4/10/2010 7:00 AM 0.00 0.0 M M M
4/14/2010 7:00 AM 0.00 0.0 M M M
4/16/2010 7:00 AM 0.00 0.0 M M M Overcast at obs time.
4/20/2010 7:00 AM T M M M M RW-- (a brief sprinkle).
4/21/2010 7:00 AM T M M M M A cloudy day ystdy with brief periods of light drizzle in the AM. Ocnl BINOVC mid to late afternoon.
4/22/2010 10:00 AM 0.20 M M M M Very brief period of AP around 9:30 am. TRW- during the night.
4/23/2010 7:45 AM 1.03 M M M M TRW+AP YSTDY AFTERNOON. OVC AND RW- AT OBS TIME.
4/24/2010 7:00 AM 1.10 M M M M R-/S- mixture during ystdy afternoon. OVC/R- all day ystdy. Remnant of snow, in form of ice, on grass this AM. R-- and OVC at obs time.
5/2/2010 7:00 AM T M M M M
5/5/2010 7:00 AM 0.00 0.0 M M M
5/12/2010 7:00 AM M 3.4 M 3.5 M knocked over rain gauge before it could be read. Believe value was between 0.20 and 0.30. Snow reading good but mixture of RA/SN will bias the value
5/14/2010 7:00 AM 0.03 M M M M
5/16/2010 7:00 AM 0.06 M M M M All rain was yesterday - sunny skies today.
5/21/2010 7:00 AM T M M M M sprinkle
5/22/2010 7:00 AM T M M M M brief sprinkles - gusty winds.
5/27/2010 7:00 AM 0.00 0.0 M M M A very windy day with numerous tornado watches and warnings. Denver Int'l Airport had a tornado warning around 2:00 pm.
6/7/2010 7:00 AM 0.01 M M M M My e-mail account has been down for several days - sorry for no reports. RW- this morning but time unknown - was sometime around 5:00 am I think
6/9/2010 7:00 AM 0.20 M M M M TRW- in the early evening and again around 9:45 pm. Believe TRW- after midnight. No hail or gusty winds observed.
6/11/2010 7:00 AM T M M M M
6/12/2010 7:00 AM 0.85 M M M M OVC with R-L-at obs time. TRW- during the night. No high winds or hail observed during waking hours.
6/13/2010 7:00 AM 0.36 M M M M Heavy OVC w/R- at obs time. No svr wx obsvd durg past 24 hrs. Intmt R-/L- durg past 24 hrs.
6/14/2010 7:00 AM 0.16 M M M M OVC at obs time but no rain. No Tstm obsvd durg past 24 hrs.
6/17/2010 7:00 AM 0.00 0.0 M M M
6/19/2010 7:00 AM T M M M M Tstm East of obs site 8:15pm. Sprinkles only.
6/21/2010 7:00 AM T M M M M Ocnl sprinkles after 3:15 pm
6/23/2010 7:00 AM 0.00 0.0 M M M
6/25/2010 7:00 AM 0.00 0.0 M M M
6/27/2010 7:00 AM 0.13 M M M M RW- only - no tstms.
6/28/2010 7:00 AM 0.23 M M M M TRW-. No hail or gusty winds.
7/2/2010 7:00 AM 0.01 M M M M
7/3/2010 7:00 AM 0.01 M M M M Overnight RW-
7/5/2010 7:00 AM 1.76 M M M M TRW- ocnly TRW. Major storms passed South of this obs site. No serious wind gusts and only very brief showers of clear small hail. No property damage.
7/6/2010 7:00 AM 0.00 0.0 M M M
7/7/2010 7:00 AM 0.06 M M M M TRW- No severe weather
7/8/2010 7:00 AM 0.02 M M M M
7/9/2010 7:00 AM 0.00 0.0 M M M
7/12/2010 7:00 AM T M M M M TRW--. Main TSTM moved south of obs site. Only a sprinkle here.
7/13/2010 7:00 AM 0.00 0.0 M M M
7/14/2010 7:00 AM 0.00 0.0 M M M
7/15/2010 7:00 AM 0.02 M M M M TRW- . No severe weather or gusty winds.
7/21/2010 7:00 AM 0.92 M M M M First sprinkles at 4:15pm. Intermittent periods of TRW. No severe weather observed. RW- ocnly RW around 5:45 pm. Intmt RW- around 9:15 pm.
7/22/2010 7:00 AM 0.02 M M M M
7/23/2010 7:00 AM T M M M M
7/26/2010 7:00 AM 0.00 0.0 M M M
7/27/2010 7:00 AM 0.00 0.0 M M M
7/28/2010 7:00 AM 0.00 0.0 M M M RW passed North of obs site ystdy afternoon about 3:15 pm. No RW at obs site.
7/30/2010 7:00 AM 0.00 0.0 M M M TRW passed south of obs site. No TRW at obs site. Seems like ALL TRW passes south of Buckley and Orchard. We get very, very few showers at my site.
7/31/2010 7:00 AM 0.08 M M M M TRW-
8/2/2010 7:00 AM 0.01 M M M M RW- after 10 PM.
8/3/2010 7:00 AM 0.06 M M M M
8/5/2010 7:00 AM 0.36 M M M M TRW- briefly TRW late ystdy afternoon.
8/7/2010 7:00 AM 0.00 0.0 M M M TRW passed South of obs site ystdy afternoon. I estimate that 9 of 10 TRW move South of my location.
8/9/2010 7:00 AM 0.62 M M M M TRW negan 6:35pm with intmt TRW betweem that time and (after) 10:30 pm. TRW in progress at 10:30pm bedtime. No svr weather obsvd but lots of ltng and thunder + RW.
8/10/2010 7:00 AM T M M M M TRW- passed south of this obs site. Thunder heard but distant. No svr wx.
8/11/2010 7:00 AM 0.00 0.0 M M M
8/16/2010 7:00 AM 0.00 0.0 M M M
8/20/2010 7:00 AM 0.04 M M M M
8/23/2010 7:00 AM 0.00 0.0 M M M ovc at obs time.
8/24/2010 7:00 AM 0.00 0.0 M M M Overcast at obs time but apparently no precip.
8/25/2010 7:00 AM 0.00 0.0 M M M A clear, sunny morning at obs time.
8/28/2010 7:00 AM T M M M M Brief sprinkle ystdy afternoon. No thunder but believe TRW passed North of this obs site.
8/29/2010 7:00 AM 0.00 0.0 M M M
8/31/2010 7:00 AM 0.00 0.0 M M M
9/8/2010 7:00 AM 0.00 0.0 M M M
9/14/2010 7:00 AM 0.00 0.0 M M M We have not had ANY rain in well over a month! An incredibly dry summer.
9/16/2010 7:00 AM 0.00 0.0 M M M
9/21/2010 7:00 AM 0.00 0.0 M M M TSTMS in vcnty last night but no rain as far as I can tell. This has been an awfully dry summer here!
9/28/2010 7:00 AM 0.00 0.0 M M M As usual, no rain (not even a cloud).



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/8/2009 10/10/2009 10:30 AM 3 0.04 0.5 M Approx 1" of snowfall. Significant melting due to warm ground so value is an estimate. Liquid precip reading is good.
10/27/2009 10/29/2009 9:30 AM 3 1.49 16.0 M
12/5/2009 12/07/2009 8:00 AM 3 0.10 M M
2/18/2010 2/20/2010 7:00 AM 3 0.17 M M Most snow fell on Thursday.



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