Station Overview Station Location
Station Number CO-AD-129 Latitude 39.86213
Station Name Thornton 2.2 SSW Longitude -104.96995
County Adams Elevation (ft) 5268



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 1.14 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 09 0.90 0.71 14 0.71 14 0.00 0 0 2 0 6.7 2 3
Dec 09 0.64 0.82 10 0.82 10 0.00 0 0 7 0 18.4 7 9
Jan 10 0.44 0.08 4 0.08 4 0.00 0 0 1 0 1.7 1 4
Feb 10 0.46 0.57 6 0.57 6 0.00 0 0 6 0 10.1 6 5
March 10 1.52 1.12 2 1.12 2 0.00 0 0 2 0 18.3 2 2
April 10 2.08 3.83 28 2.13 24 1.70 4 1 5 0 3.8 1 0
May 10 2.31 1.59 6 1.59 6 0.00 0 0 6 0 0.0 0 0
June 10 1.79 4.72 8 2.36 4 2.36 4 1 4 0 0.0 0 0
July 10 1.75 1.58 5 1.58 5 0.00 0 0 5 0 0.0 0 0
Aug 10 1.84 1.33 8 1.33 8 0.00 0 0 8 0 0.0 0 0
Sept 10 0.94 0.18 1 0.18 1 0.00 0 0 1 0 0.0 0 0
Water Year Totals: 15.81" 16.53" 92 days 12.47" 84 4.06" 8 days 2 47 days 0 days 59.0" 19 days 23 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
10/3/2009
10/4/2009
10/5/2009
10/6/2009
10/7/2009
10/8/2009
10/9/2009
10/10/2009
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
10/30/2009
10/31/2009
11/1/2009 0.00
11/2/2009 0.00
11/3/2009 0.00
11/4/2009 0.00
11/5/2009 0.00
11/6/2009 0.00
11/7/2009 0.00
11/8/2009 0.00
11/9/2009 0.00
11/10/2009 0.00
11/11/2009 0.00
11/12/2009 0.00
11/13/2009 0.17
11/14/2009 0.54
11/15/2009
11/16/2009
11/17/2009
11/18/2009
11/19/2009
11/20/2009
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
11/30/2009
12/1/2009
12/2/2009 0.03
12/3/2009 0.15
12/4/2009
12/5/2009
12/6/2009 0.10
12/7/2009 0.10
12/8/2009
12/9/2009
12/10/2009
12/11/2009
12/12/2009
12/13/2009
12/14/2009
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009
12/20/2009
12/21/2009
12/22/2009
12/23/2009 0.17
12/24/2009 0.22
12/25/2009 0.00
12/26/2009 0.05
12/27/2009 0.00
12/28/2009 0.00
12/29/2009
12/30/2009
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
1/3/2010
1/4/2010
1/5/2010
1/6/2010 0.00
1/7/2010 0.08
1/8/2010 0.00
1/9/2010 0.00
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010
1/15/2010
1/16/2010
1/17/2010
1/18/2010
1/19/2010
1/20/2010
1/21/2010
1/22/2010
1/23/2010
1/24/2010
1/25/2010
1/26/2010
1/27/2010
1/28/2010
1/29/2010
1/30/2010
1/31/2010
2/1/2010
2/2/2010
2/3/2010
2/4/2010
2/5/2010
2/6/2010
2/7/2010
2/8/2010 0.15
2/9/2010
2/10/2010
2/11/2010
2/12/2010
2/13/2010
2/14/2010 0.20
2/15/2010
2/16/2010
2/17/2010
2/18/2010 0.11
2/19/2010 0.04
2/20/2010
2/21/2010 0.04
2/22/2010 0.03
2/23/2010
2/24/2010
2/25/2010
2/26/2010
2/27/2010
2/28/2010
3/1/2010
3/2/2010
3/3/2010
3/4/2010
3/5/2010
3/6/2010
3/7/2010
3/8/2010
3/9/2010
3/10/2010
3/11/2010
3/12/2010
3/13/2010
3/14/2010
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010 0.52
3/20/2010
3/21/2010
3/22/2010
3/23/2010
3/24/2010 0.60
3/25/2010
3/26/2010
3/27/2010
3/28/2010
3/29/2010
3/30/2010
3/31/2010
Day of YearDaily PrcpMultiday Prcp
4/1/2010 0.00
4/2/2010 0.00
4/3/2010 0.00
4/4/2010 0.17
4/5/2010 0.00
4/6/2010 0.00
4/7/2010 0.26
4/8/2010 0.00
4/9/2010 0.00
4/10/2010 0.00
4/11/2010 0.00
4/12/2010 0.00
4/13/2010 0.00
4/14/2010 0.00
4/15/2010 0.00
4/16/2010 0.00
4/17/2010 0.00
4/18/2010 0.00
4/19/2010 0.00
4/20/2010 0.00
4/21/2010 0.00 **
4/22/2010 0.57 **
4/23/2010 0.80 **
4/24/2010 0.33 1.70
4/25/2010
4/26/2010
4/27/2010
4/28/2010
4/29/2010
4/30/2010
5/1/2010
5/2/2010
5/3/2010
5/4/2010
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010
5/11/2010
5/12/2010 0.98
5/13/2010 0.13
5/14/2010 0.27
5/15/2010
5/16/2010
5/17/2010
5/18/2010 0.14
5/19/2010
5/20/2010
5/21/2010
5/22/2010
5/23/2010
5/24/2010
5/25/2010 0.04
5/26/2010
5/27/2010
5/28/2010
5/29/2010 0.03
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
6/8/2010
6/9/2010
6/10/2010 0.30 **
6/11/2010 0.66 **
6/12/2010 0.90 **
6/13/2010 0.50 2.36
6/14/2010
6/15/2010
6/16/2010
6/17/2010
6/18/2010
6/19/2010
6/20/2010
6/21/2010
6/22/2010
6/23/2010
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010 0.22
7/3/2010
7/4/2010
7/5/2010 0.67
7/6/2010
7/7/2010 0.28
7/8/2010 0.23
7/9/2010
7/10/2010
7/11/2010
7/12/2010
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010 0.18
7/20/2010
7/21/2010
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010
7/27/2010
7/28/2010
7/29/2010
7/30/2010
7/31/2010
8/1/2010
8/2/2010
8/3/2010
8/4/2010
8/5/2010 0.24
8/6/2010 0.14
8/7/2010
8/8/2010
8/9/2010 0.27
8/10/2010
8/11/2010
8/12/2010
8/13/2010
8/14/2010
8/15/2010
8/16/2010
8/17/2010 0.14
8/18/2010 0.04
8/19/2010 0.30
8/20/2010
8/21/2010
8/22/2010
8/23/2010
8/24/2010 0.02
8/25/2010
8/26/2010
8/27/2010
8/28/2010
8/29/2010
8/30/2010
8/31/2010 0.18
9/1/2010
9/2/2010
9/3/2010
9/4/2010
9/5/2010
9/6/2010
9/7/2010
9/8/2010
9/9/2010
9/10/2010
9/11/2010
9/12/2010
9/13/2010
9/14/2010
9/15/2010
9/16/2010
9/17/2010
9/18/2010 0.18
9/19/2010
9/20/2010
9/21/2010
9/22/2010
9/23/2010
9/24/2010
9/25/2010
9/26/2010
9/27/2010
9/28/2010
9/29/2010
9/30/2010



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
11/1/2009 7:00 AM 0.00 0.0 M M M
11/2/2009 7:00 AM 0.00 0.0 M 1.0 M
11/3/2009 7:00 AM 0.00 0.0 M M M
11/4/2009 7:00 AM 0.00 0.0 M M M
11/5/2009 7:00 AM 0.00 0.0 M M M
11/6/2009 7:00 AM 0.00 0.0 M M M
11/7/2009 7:00 AM 0.00 0.0 M M M
11/8/2009 7:00 AM 0.00 0.0 M M M
11/9/2009 7:00 AM 0.00 0.0 M M M
11/10/2009 7:00 AM 0.00 0.0 M M M
11/11/2009 7:00 AM 0.00 0.0 M M M
11/12/2009 7:00 AM 0.00 0.0 M M M
11/13/2009 7:00 AM 0.17 2.1 0.17 1.1 M
11/14/2009 7:00 AM 0.54 4.6 0.54 6.7 0.00
12/2/2009 7:00 AM 0.03 1.7 M 1.7 M
12/3/2009 7:00 AM 0.15 0.2 0.03 1.7 0.03
12/6/2009 7:00 AM 0.10 2.2 M M M
12/7/2009 7:00 AM 0.10 4.1 M 6.3 M
12/23/2009 4:00 PM 0.17 4.0 0.19 4.0 0.19
12/24/2009 7:00 AM 0.22 5.5 M 9.5 M
12/25/2009 7:00 AM 0.00 0.0 M 10.2 M
12/26/2009 7:00 AM 0.05 0.7 0.05 8.5 M
12/27/2009 7:00 AM 0.00 0.0 M 7.0 M
12/28/2009 7:00 AM 0.00 0.0 M 6.5 M
1/6/2010 7:00 AM 0.00 0.0 M 4.0 M
1/7/2010 7:00 AM 0.08 1.7 0.08 4.5 M
1/8/2010 7:00 AM 0.00 0.0 M 3.5 M
1/9/2010 7:00 AM 0.00 0.0 M 3.5 M
2/8/2010 4:00 PM 0.15 2.8 0.15 2.8 0.15
2/14/2010 11:00 AM 0.20 3.2 0.10 4.1 M
2/18/2010 7:00 AM 0.11 2.1 0.07 M M
2/19/2010 7:00 PM 0.04 0.8 0.07 2.9 M
2/21/2010 7:00 AM 0.04 0.7 M 3.6 M
2/22/2010 6:00 AM 0.03 0.5 M 4.1 M
3/19/2010 7:00 PM 0.52 8.0 0.13 8.0 0.13
3/24/2010 7:00 AM 0.60 10.3 0.60 10.3 0.60
4/1/2010 7:00 AM 0.00 0.0 M M M
4/2/2010 7:00 AM 0.00 0.0 M M M
4/3/2010 7:00 AM 0.00 0.0 M M M
4/4/2010 7:00 AM 0.17 M M M M
4/5/2010 7:00 AM 0.00 0.0 M M M
4/6/2010 7:00 AM 0.00 0.0 M M M
4/7/2010 9:00 AM 0.26 3.8 0.26 M M
4/8/2010 7:00 AM 0.00 0.0 M M M
4/9/2010 7:00 AM 0.00 0.0 M M M
4/10/2010 7:00 AM 0.00 0.0 M M M
4/11/2010 7:00 AM 0.00 0.0 M M M
4/12/2010 7:00 AM 0.00 0.0 M M M
4/13/2010 7:00 AM 0.00 0.0 M M M
4/14/2010 7:00 AM 0.00 0.0 M M M
4/15/2010 7:00 AM 0.00 0.0 M M M
4/16/2010 7:00 AM 0.00 0.0 M M M
4/17/2010 7:00 AM 0.00 0.0 M M M
4/18/2010 7:00 AM 0.00 0.0 M M M
4/19/2010 7:00 AM 0.00 0.0 M M M
4/20/2010 7:00 AM 0.00 0.0 M M M
4/21/2010 7:00 AM 0.00 0.0 M M M
4/22/2010 7:00 AM 0.57 M M M M
4/23/2010 7:00 AM 0.80 M M M M
4/24/2010 7:00 AM 0.33 M M M M A total of 1.7 inches of rain since Wednesday morning!
5/12/2010 7:00 AM 0.98 M M M M
5/13/2010 7:00 AM 0.13 M M M M
5/14/2010 6:00 PM 0.27 M M M M
5/18/2010 7:00 PM 0.14 M M M M
5/25/2010 5:00 PM 0.04 M M M M
5/29/2010 9:00 PM 0.03 M M M M
6/10/2010 7:00 PM 0.30 M M M M Marble sized hail
6/11/2010 12:00 PM 0.66 M M M M heavy nickel sized hail up to 2 inches deep!
6/12/2010 11:00 PM 0.90 M M M M
6/13/2010 3:00 PM 0.50 M M M M
7/2/2010 11:00 PM 0.22 M M M M
7/5/2010 1:00 AM 0.67 M M M M
7/7/2010 7:00 PM 0.28 M M M M
7/8/2010 7:00 PM 0.23 M M M M
7/19/2010 7:00 PM 0.18 M M M M
8/5/2010 7:00 PM 0.24 M M M M
8/6/2010 7:00 PM 0.14 M M M M
8/9/2010 7:00 PM 0.27 M M M M
8/17/2010 7:00 AM 0.14 M M M M
8/18/2010 7:00 AM 0.04 M M M M
8/19/2010 7:00 PM 0.30 M M M M
8/24/2010 9:00 AM 0.02 M M M M
8/31/2010 7:00 PM 0.18 M M M M
9/18/2010 10:00 AM 0.18 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
4/21/2010 4/24/2010 7:00 AM 4 1.70 M 1.70
6/10/2010 6/13/2010 11:00 PM 4 2.36 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
6/9/2010 7:15 PM 7/8" Nickel Size NA 3/8" Mixed 5 2min minor leaf damage Continuous True After rain After smaller hail 10-20
6/11/2010 4:00 PM 1" Quarter Size NA 1/4" Pea Size Mixed 10 shredded leaves False After rain After smaller hail 10-20