Station Overview Station Location
Station Number CO-DN-120 Latitude 39.6596
Station Name Cherry Creek Reservoir 1.9 N Longitude -104.876
County Denver Elevation (ft) 5477



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 1.30 0.75 12 0.75 12 0.00 0 0 6 4 0.0 0 0
Nov 10 0.95 0.59 10 0.59 10 0.00 0 0 6 4 1.8 3 1
Dec 10 0.72 0.25 5 0.25 5 0.00 0 0 1 4 3.0 1 1
Jan 11 0.53 0.67 5 0.67 5 0.00 0 0 5 0 8.3 5 1
Feb 11 0.51 1.18 17 1.18 17 0.00 0 0 5 3 13.5 5 13
March 11 1.49 0.37 8 0.37 8 0.00 0 0 5 3 1.7 3 1
April 11 2.18 1.25 13 1.25 13 0.00 0 0 12 1 0.7 1 0
May 11 2.44 4.35 11 4.35 11 0.00 0 0 10 1 0.0 0 0
June 11 1.92 1.43 12 1.43 12 0.00 0 0 5 3 0.0 0 0
July 11 2.10 3.83 17 3.83 17 0.00 0 0 16 1 0.0 0 0
Aug 11 2.33 0.15 9 0.15 9 0.00 0 0 5 4 0.0 0 0
Sept 11 1.22 1.00 10 1.00 10 0.00 0 0 9 1 0.0 0 0
Water Year Totals: 17.69" 15.82" 129 days 15.82" 129 0.00" 0 days 0 85 days 29 days 29.0" 18 days 17 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 0.00
10/3/2010
10/4/2010
10/5/2010 0.01
10/6/2010
10/7/2010
10/8/2010
10/9/2010
10/10/2010 T
10/11/2010 0.17
10/12/2010 0.05
10/13/2010 0.36
10/14/2010
10/15/2010
10/16/2010
10/17/2010
10/18/2010 T
10/19/2010 T
10/20/2010
10/21/2010
10/22/2010 0.01
10/23/2010
10/24/2010
10/25/2010
10/26/2010 0.15
10/27/2010 0.00
10/28/2010
10/29/2010
10/30/2010
10/31/2010 T
11/1/2010 0.01
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 0.29
11/11/2010 T
11/12/2010 0.03
11/13/2010
11/14/2010
11/15/2010 T
11/16/2010 0.04
11/17/2010 0.15
11/18/2010
11/19/2010
11/20/2010
11/21/2010
11/22/2010 T
11/23/2010
11/24/2010
11/25/2010 T
11/26/2010
11/27/2010
11/28/2010
11/29/2010 0.07
11/30/2010
12/1/2010
12/2/2010
12/3/2010
12/4/2010
12/5/2010
12/6/2010
12/7/2010 T
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 T
12/17/2010 T
12/18/2010
12/19/2010
12/20/2010
12/21/2010
12/22/2010
12/23/2010
12/24/2010 T
12/25/2010
12/26/2010
12/27/2010
12/28/2010
12/29/2010
12/30/2010
12/31/2010 0.25
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.01
1/2/2011
1/3/2011
1/4/2011
1/5/2011
1/6/2011
1/7/2011
1/8/2011
1/9/2011 0.21
1/10/2011 0.37
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 0.07
1/21/2011
1/22/2011
1/23/2011
1/24/2011
1/25/2011
1/26/2011 0.01
1/27/2011
1/28/2011
1/29/2011
1/30/2011
1/31/2011
2/1/2011 0.15
2/2/2011 T
2/3/2011
2/4/2011 0.15
2/5/2011 T
2/6/2011 0.47
2/7/2011 0.00
2/8/2011 0.35
2/9/2011 0.06
2/10/2011 0.00
2/11/2011 0.00
2/12/2011 0.00
2/13/2011 0.00
2/14/2011 0.00
2/15/2011 0.00
2/16/2011 0.00
2/17/2011 0.00
2/18/2011
2/19/2011
2/20/2011
2/21/2011
2/22/2011
2/23/2011
2/24/2011
2/25/2011 T
2/26/2011
2/27/2011
2/28/2011
3/1/2011
3/2/2011
3/3/2011
3/4/2011 T
3/5/2011 T
3/6/2011
3/7/2011 0.11
3/8/2011 T
3/9/2011
3/10/2011
3/11/2011
3/12/2011
3/13/2011 0.06
3/14/2011
3/15/2011
3/16/2011
3/17/2011
3/18/2011 0.05
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 0.04
3/29/2011 0.11
3/30/2011
3/31/2011
Day of YearDaily PrcpMultiday Prcp
4/1/2011
4/2/2011
4/3/2011
4/4/2011 0.27
4/5/2011
4/6/2011
4/7/2011 0.01
4/8/2011
4/9/2011
4/10/2011 0.01
4/11/2011
4/12/2011
4/13/2011
4/14/2011 0.26
4/15/2011
4/16/2011
4/17/2011
4/18/2011
4/19/2011 0.15
4/20/2011 0.01
4/21/2011 0.03
4/22/2011 0.07
4/23/2011
4/24/2011 T
4/25/2011 0.23
4/26/2011 0.09
4/27/2011 0.10
4/28/2011
4/29/2011
4/30/2011 0.02
5/1/2011
5/2/2011 0.03
5/3/2011
5/4/2011
5/5/2011
5/6/2011
5/7/2011
5/8/2011
5/9/2011
5/10/2011
5/11/2011 0.59
5/12/2011 1.65
5/13/2011 0.31
5/14/2011
5/15/2011 0.13
5/16/2011
5/17/2011
5/18/2011
5/19/2011 0.50
5/20/2011 0.73
5/21/2011
5/22/2011
5/23/2011 T
5/24/2011 0.12
5/25/2011 0.25
5/26/2011
5/27/2011
5/28/2011
5/29/2011 0.04
5/30/2011
5/31/2011
6/1/2011
6/2/2011
6/3/2011
6/4/2011
6/5/2011
6/6/2011 0.00
6/7/2011 T
6/8/2011 0.00
6/9/2011 0.00
6/10/2011 0.00
6/11/2011
6/12/2011 0.02
6/13/2011
6/14/2011 0.12
6/15/2011
6/16/2011
6/17/2011 T
6/18/2011 0.01
6/19/2011
6/20/2011 1.20
6/21/2011 0.08
6/22/2011
6/23/2011
6/24/2011
6/25/2011
6/26/2011
6/27/2011
6/28/2011 T
6/29/2011
6/30/2011
Day of YearDaily PrcpMultiday Prcp
7/1/2011 0.31
7/2/2011
7/3/2011 0.04
7/4/2011
7/5/2011
7/6/2011
7/7/2011 0.02
7/8/2011 0.93
7/9/2011 0.13
7/10/2011 0.06
7/11/2011 0.09
7/12/2011 0.27
7/13/2011 0.56
7/14/2011 0.50
7/15/2011 0.44
7/16/2011 0.05
7/17/2011 0.05
7/18/2011
7/19/2011
7/20/2011 0.19
7/21/2011
7/22/2011 T
7/23/2011
7/24/2011
7/25/2011
7/26/2011
7/27/2011 0.14
7/28/2011 0.05
7/29/2011
7/30/2011
7/31/2011
8/1/2011
8/2/2011 T
8/3/2011 0.06
8/4/2011
8/5/2011 0.01
8/6/2011 T
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 T
8/16/2011
8/17/2011 0.04
8/18/2011
8/19/2011
8/20/2011 0.03
8/21/2011
8/22/2011
8/23/2011 0.01
8/24/2011
8/25/2011
8/26/2011
8/27/2011
8/28/2011
8/29/2011
8/30/2011 T
8/31/2011
9/1/2011 0.01
9/2/2011 T
9/3/2011 0.06
9/4/2011
9/5/2011
9/6/2011
9/7/2011 0.09
9/8/2011 0.03
9/9/2011
9/10/2011
9/11/2011
9/12/2011
9/13/2011 0.09
9/14/2011
9/15/2011 0.55
9/16/2011 0.02
9/17/2011
9/18/2011 0.10
9/19/2011
9/20/2011
9/21/2011
9/22/2011 0.05
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
10/2/2010 7:00 AM 0.00 0.0 M M M
10/5/2010 7:00 AM 0.01 M M M M WHAT A DRY FALL AND SUMMER.
10/10/2010 7:00 AM T M M M M
10/11/2010 7:00 AM 0.17 M M M M
10/12/2010 7:00 AM 0.05 M M M M
10/13/2010 7:00 AM 0.36 M M M M
10/18/2010 7:00 AM T M M M M JUST BEFORE MIDNIGHT
10/19/2010 7:00 AM T M M M M
10/22/2010 7:00 AM 0.01 M M M M NICE AND CLOUDY BUT, ALAS NO RESPITE FROM THE BIG 'DRY.'
10/26/2010 7:00 AM 0.15 M M M M
10/27/2010 7:00 AM 0.00 0.0 M M M ZERO. BACK TO BLUE AND CLOUDLESS DAYS. AND WINDY!
10/31/2010 7:00 AM T M M M M ABOUT 2AM. A LIGHT TOUCH.
11/1/2010 7:00 AM 0.01 M M M M NEARLY .02, BUT NOT QUITE
11/10/2010 7:00 AM 0.29 0.5 0.29 M M WELCOMED RAIN AND SNOW MIX. SUMMER HAS GONE.
11/11/2010 7:00 AM T M M M M
11/12/2010 7:00 AM 0.03 M M M M
11/15/2010 7:00 AM T T M M M
11/16/2010 7:00 AM 0.04 M M M M PRECIP FROM .4" OF QUICKLY MELTED SNOW. ALL FROM ABOUT 7AM TO 11AM MONDAY.
11/17/2010 7:00 AM 0.15 0.2 0.15 M M BRUTAL WIND AND DRIVEN SNOW/SLEET. OFF AND ON ALL NIGHT.
11/22/2010 7:00 AM T T T M M PEARLITE.
11/25/2010 7:00 AM T M M M M SNOW "FLUTTERS" OFF AND ON WED AFTERNOON.
11/29/2010 7:00 AM 0.07 1.1 0.07 1.1 0.07
12/7/2010 7:00 AM T M M M M A MERE TOUCH OF LIGHT GRAUPEL. NOTHING REMAINS AFTER SUNRISE.
12/16/2010 7:00 AM T M M M M WINTER WEATHER WARNING....NEVER MIND!
12/17/2010 7:00 AM T T M M M BARELY A FEW FLAKES
12/24/2010 7:00 AM T M M M M STILL NO SNOW, TO SPEAK OF THIS SEASON.
12/31/2010 7:00 AM 0.25 3.0 0.25 3.0 0.25 LIGHT FLUFFY AND EASY TO SHOVEL.
1/1/2011 7:00 AM 0.01 0.2 0.01 M M
1/9/2011 9:40 AM 0.21 1.5 0.21 M M SORRY, A BIT LATE. HAD TO SHOVEL.
1/10/2011 7:00 AM 0.37 5.1 0.37 5.5 M
1/20/2011 7:00 AM 0.07 1.0 0.07 M M
1/26/2011 7:00 AM 0.01 0.5 0.01 M M
2/1/2011 7:00 AM 0.15 1.7 0.15 1.7 0.15
2/2/2011 7:00 AM T T T M M VERY CLOSE TO 0.01
2/4/2011 7:00 AM 0.15 2.7 0.15 3.8 M
2/5/2011 7:00 AM T T T M M
2/6/2011 7:00 AM 0.47 4.0 0.47 6.0 M
2/7/2011 7:00 AM 0.00 0.0 M 4.0 M IT DID NOT SNOW ON SUNDAY.
2/8/2011 9:30 AM 0.35 4.5 0.35 7.0 M A LOT OF EARLY SIDEWAYS BLOWING SNOW.
2/9/2011 7:00 AM 0.06 0.6 0.06 7.0 M Cold. 2 below. Clear blue skies.
2/10/2011 7:00 AM 0.00 0.0 M 6.5 M
2/11/2011 7:00 AM 0.00 0.0 0.00 6.0 M
2/12/2011 7:00 AM 0.00 0.0 0.00 6.0 M
2/13/2011 7:00 AM 0.00 0.0 0.00 5.0 M
2/14/2011 7:00 AM 0.00 0.0 0.00 3.5 M
2/15/2011 7:00 AM 0.00 0.0 0.00 2.5 M
2/16/2011 7:00 AM 0.00 0.0 0.00 1.0 M Very crusty snow now remains.
2/17/2011 7:00 AM 0.00 0.0 M T M
2/25/2011 7:00 AM T T T 0.0 0.00
3/4/2011 7:00 AM T M M M M
3/5/2011 7:00 AM T T T M M
3/7/2011 9:15 AM 0.11 1.0 0.11 M M
3/8/2011 8:30 AM T T T 0.5 M
3/13/2011 10:00 AM 0.06 T 0.06 M M
3/18/2011 7:10 AM 0.05 0.5 0.05 M M
3/28/2011 7:00 AM 0.04 0.2 0.04 M M
3/29/2011 9:00 AM 0.11 T 0.11 M M Precip: .07 from late yesterday mid-morning; .04 todays reading. For last 24 hrs; .11
4/4/2011 9:30 AM 0.27 0.7 0.27 M M
4/7/2011 7:00 AM 0.01 M M M M
4/10/2011 7:00 AM 0.01 0.0 0.00 M M LIGHT RAIN AND LATE MORNING GRAUPLE.
4/14/2011 9:10 AM 0.26 M M M M
4/19/2011 9:00 AM 0.15 M M M M
4/20/2011 9:00 AM 0.01 M M M M
4/21/2011 7:00 AM 0.03 M M M M
4/22/2011 7:00 AM 0.07 M M M M Rain fell right after yesterday's measurement.
4/24/2011 7:00 AM T M M M M
4/25/2011 8:45 AM 0.23 M M M M
4/26/2011 8:40 AM 0.09 M M M M THIN LAYER OF FROZEN HAIL/ICE.
4/27/2011 6:00 AM 0.10 M M M M FROST. RAIN FROM 4PM TO 9PM.
4/30/2011 9:00 AM 0.02 T 0.02 M M
5/2/2011 8:30 AM 0.03 T 0.03 M M
5/11/2011 9:15 AM 0.59 M M M M
5/12/2011 8:30 AM 1.65 0.0 0.00 M M INNER TUBE OVERFLOW STILL WORKS FINE!!
5/13/2011 8:00 AM 0.31 M M M M
5/15/2011 9:00 AM 0.13 M M M M
5/19/2011 8:40 AM 0.50 M M M M Mostly off and on again rain periods. No big "events."
5/20/2011 7:00 AM 0.73 M M M M
5/23/2011 7:00 AM T M M M M A VERY BRIEF RAIN FALL AROUND 8PM SUNDAY.
5/24/2011 9:00 AM 0.12 M M M M
5/25/2011 8:00 AM 0.25 M M M M
5/29/2011 8:40 AM 0.04 M M M M
6/6/2011 9:00 AM 0.00 0.0 0.00 M M WARM AND WE STILL HAVE THE FOREST FIRE SMOKE HAZE.
6/7/2011 9:00 AM T 0.0 0.00 M M A BRIEF BIG DROPS SHOWER. LASTED ABOUT ONE MINUTE.
6/8/2011 8:30 AM 0.00 0.0 M M M
6/9/2011 9:00 AM 0.00 0.0 M M M
6/10/2011 9:00 AM 0.00 0.0 M M M
6/12/2011 8:00 AM 0.02 M M M M
6/14/2011 8:00 AM 0.12 M M M M Red rain. Cleaned out some of the smokey air.
6/17/2011 7:00 AM T M M M M EARLY AFTERNOON SPRINKLES.
6/18/2011 8:00 AM 0.01 M M M M
6/20/2011 9:30 AM 1.20 M M M M NICE STEADY RAIN. I AM A BIT LATE.
6/21/2011 7:00 AM 0.08 M M M M
6/28/2011 7:00 AM T M M M M Brief big blobs of warm rain in late afternoon.
7/1/2011 8:10 AM 0.31 M M M M Lots of Thunder and Lightning. Welcomed!!
7/3/2011 8:00 AM 0.04 M M M M
7/7/2011 8:30 AM 0.02 M M M M Clouds and some thunder but only .02 of rain drops. Ugh!!
7/8/2011 8:00 AM 0.93 M M M M WOW and welcomed. After a year or two of little or no summer monsoons this was...welcomed.
7/9/2011 7:00 AM 0.13 M M M M TWO SMALL AFTERNOON RAINSTORMS.
7/10/2011 8:00 AM 0.06 M M M M
7/11/2011 7:00 AM 0.09 M M M M
7/12/2011 7:00 AM 0.27 M M M M Nice two hour soaking rain. From about 4pm to 6pm.
7/13/2011 7:00 AM 0.56 M M M M Lots and lots of lightning.
7/14/2011 8:00 AM 0.50 M M M M From about 8:45 to 11:15 - A lightning show with accompanying "thunder". Great Show. Rain; precisely .50".
7/15/2011 8:00 AM 0.44 M M M M A nice two hour soaker, with,of course, lots of lightning.
7/16/2011 7:00 AM 0.05 M M M M Late afternoon rain shower.
7/17/2011 7:00 AM 0.05 M M M M
7/20/2011 7:00 AM 0.19 M M M M Rain often fell as "large" rain drops.
7/22/2011 7:00 AM T M M M M A very light and brief rain shower. Immediately followed by a powerful wind downburst. A real tree top bender.
7/27/2011 7:00 AM 0.14 M M M M
7/28/2011 7:00 AM 0.05 M M M M
8/2/2011 7:00 AM T M M M M PLEASANT TO WATCH THE FEW RAINDROPS HIT THE SIDEWALK.
8/3/2011 7:00 AM 0.06 M M M M
8/5/2011 7:00 AM 0.01 M M M M
8/6/2011 7:00 AM T M M M M
8/15/2011 9:00 AM T M M M M
8/17/2011 7:00 AM 0.04 M M M M LATE AFTERNOON. ON AGAIN, OFF AGAIN.
8/20/2011 7:00 AM 0.03 M M M M Sprinkles and more from about 6pm to midnight.
8/23/2011 7:00 AM 0.01 M M M M
8/30/2011 8:00 AM T M M M M
9/1/2011 6:00 AM 0.01 M M M M
9/2/2011 7:00 AM T M M M M
9/3/2011 6:50 AM 0.06 M M M M LOTS OF LIGHTNING AND BRIGHT PURPLE CLOUDS ACCOMPANYING THE RAIN AROUND 7PM.
9/7/2011 7:00 AM 0.09 M M M M
9/8/2011 8:00 AM 0.03 M M M M
9/13/2011 7:00 AM 0.09 M M M M
9/15/2011 7:00 AM 0.55 M M M M ALL NIGHT LIGHT DOWNPOUR.
9/16/2011 7:00 AM 0.02 M M M M
9/18/2011 7:00 AM 0.10 M M M M
9/22/2011 10:00 AM 0.05 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



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