Station Overview Station Location
Station Number CO-BO-230 Latitude 40.080244
Station Name Boulder 6.8 WNW Longitude -105.359066
County Boulder Elevation (ft) 7776



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 12 1.37 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 12 1.19 0.00 1 0.00 1 0.00 0 0 0 0 0.0 0 0
Dec 12 0.96 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 13 0.73 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 13 0.86 0.58 15 0.58 15 0.00 0 0 7 0 16.8 7 7
March 13 2.16 0.39 15 0.39 15 0.00 0 0 4 0 22.6 4 6
April 13 2.88 0.96 7 0.96 7 0.00 0 0 2 0 12.4 2 2
May 13 2.80 0.39 18 0.39 18 0.00 0 0 4 0 0.0 0 0
June 13 2.76 0.48 28 0.48 28 0.00 0 0 5 0 0.0 0 0
July 13 2.08 2.35 30 2.35 30 0.00 0 0 13 0 0.0 0 0
Aug 13 2.21 0.82 14 0.82 14 0.00 0 0 8 0 0.0 0 0
Sept 13 1.69 14.28 27 14.28 27 0.00 0 0 11 0 0.0 0 0
Water Year Totals: 21.69" 20.25" 155 days 20.25" 155 0.00" 0 days 0 54 days 0 days 51.8" 13 days 15 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
10/1/2012
10/2/2012
10/3/2012
10/4/2012
10/5/2012
10/6/2012
10/7/2012
10/8/2012
10/9/2012
10/10/2012
10/11/2012
10/12/2012
10/13/2012
10/14/2012
10/15/2012
10/16/2012
10/17/2012
10/18/2012
10/19/2012
10/20/2012
10/21/2012
10/22/2012
10/23/2012
10/24/2012
10/25/2012
10/26/2012
10/27/2012
10/28/2012
10/29/2012
10/30/2012
10/31/2012
11/1/2012
11/2/2012
11/3/2012
11/4/2012
11/5/2012
11/6/2012
11/7/2012
11/8/2012
11/9/2012
11/10/2012
11/11/2012
11/12/2012
11/13/2012
11/14/2012
11/15/2012
11/16/2012
11/17/2012
11/18/2012
11/19/2012
11/20/2012
11/21/2012 0.00
11/22/2012
11/23/2012
11/24/2012
11/25/2012
11/26/2012
11/27/2012
11/28/2012
11/29/2012
11/30/2012
12/1/2012
12/2/2012
12/3/2012
12/4/2012
12/5/2012
12/6/2012
12/7/2012
12/8/2012
12/9/2012
12/10/2012
12/11/2012
12/12/2012
12/13/2012
12/14/2012
12/15/2012
12/16/2012
12/17/2012
12/18/2012
12/19/2012
12/20/2012
12/21/2012
12/22/2012
12/23/2012
12/24/2012
12/25/2012
12/26/2012
12/27/2012
12/28/2012
12/29/2012
12/30/2012
12/31/2012
Day of YearDaily PrcpMultiday Prcp
1/1/2013
1/2/2013
1/3/2013
1/4/2013
1/5/2013
1/6/2013
1/7/2013
1/8/2013
1/9/2013
1/10/2013
1/11/2013
1/12/2013
1/13/2013
1/14/2013
1/15/2013
1/16/2013
1/17/2013
1/18/2013
1/19/2013
1/20/2013
1/21/2013
1/22/2013
1/23/2013
1/24/2013
1/25/2013
1/26/2013
1/27/2013
1/28/2013
1/29/2013
1/30/2013
1/31/2013
2/1/2013
2/2/2013
2/3/2013
2/4/2013
2/5/2013
2/6/2013
2/7/2013
2/8/2013
2/9/2013
2/10/2013
2/11/2013 0.04
2/12/2013 0.02
2/13/2013
2/14/2013 0.00
2/15/2013 0.11
2/16/2013 0.00
2/17/2013 0.00
2/18/2013 0.00
2/19/2013 0.00
2/20/2013 0.00
2/21/2013 0.19
2/22/2013 0.02
2/23/2013 0.10
2/24/2013 0.10
2/25/2013 M
2/26/2013 0.00
2/27/2013
2/28/2013 0.00
3/1/2013
3/2/2013
3/3/2013 0.00
3/4/2013 0.00
3/5/2013 0.09
3/6/2013
3/7/2013 0.00
3/8/2013 0.00
3/9/2013 0.16
3/10/2013 0.09
3/11/2013 0.00
3/12/2013
3/13/2013
3/14/2013
3/15/2013
3/16/2013 0.00
3/17/2013 0.00
3/18/2013 0.00
3/19/2013 0.00
3/20/2013 0.00
3/21/2013 0.00
3/22/2013
3/23/2013 M
3/24/2013 0.05
3/25/2013
3/26/2013
3/27/2013
3/28/2013
3/29/2013
3/30/2013
3/31/2013
Day of YearDaily PrcpMultiday Prcp
4/1/2013
4/2/2013 0.00
4/3/2013 0.39
4/4/2013
4/5/2013
4/6/2013
4/7/2013
4/8/2013
4/9/2013
4/10/2013
4/11/2013
4/12/2013
4/13/2013
4/14/2013
4/15/2013
4/16/2013
4/17/2013
4/18/2013
4/19/2013
4/20/2013
4/21/2013
4/22/2013 0.00
4/23/2013 0.57
4/24/2013
4/25/2013
4/26/2013
4/27/2013 0.00
4/28/2013 0.00
4/29/2013
4/30/2013 0.00
5/1/2013
5/2/2013
5/3/2013
5/4/2013
5/5/2013
5/6/2013
5/7/2013
5/8/2013
5/9/2013
5/10/2013
5/11/2013
5/12/2013
5/13/2013
5/14/2013 0.00
5/15/2013 0.00
5/16/2013 0.00
5/17/2013 0.00
5/18/2013 0.00
5/19/2013 0.00
5/20/2013 0.02
5/21/2013 0.02
5/22/2013 0.00
5/23/2013 0.12
5/24/2013 0.00
5/25/2013 0.00
5/26/2013 0.00
5/27/2013 0.00
5/28/2013 0.00
5/29/2013 0.00
5/30/2013 0.23
5/31/2013 0.00
6/1/2013 0.00
6/2/2013 0.00
6/3/2013 0.00
6/4/2013
6/5/2013 0.15
6/6/2013 0.03
6/7/2013 0.00
6/8/2013 0.00
6/9/2013 0.00
6/10/2013 0.00
6/11/2013 0.00
6/12/2013 0.00
6/13/2013 0.00
6/14/2013 0.00
6/15/2013 0.00
6/16/2013 0.00
6/17/2013 0.00
6/18/2013 0.15
6/19/2013 0.02
6/20/2013 0.00
6/21/2013 0.00
6/22/2013 0.00
6/23/2013 0.00
6/24/2013 0.00
6/25/2013 0.00
6/26/2013 0.00
6/27/2013 0.00
6/28/2013 0.00
6/29/2013 0.13
6/30/2013
Day of YearDaily PrcpMultiday Prcp
7/1/2013 0.07
7/2/2013
7/3/2013 0.00
7/4/2013 0.00
7/5/2013 0.03
7/6/2013 0.00
7/7/2013 0.00
7/8/2013 0.01
7/9/2013 0.00
7/10/2013 0.00
7/11/2013 0.00
7/12/2013 0.00
7/13/2013 0.35
7/14/2013 0.00
7/15/2013 0.97
7/16/2013 0.02
7/17/2013 0.00
7/18/2013 0.00
7/19/2013 0.05
7/20/2013 0.00
7/21/2013 0.00
7/22/2013 0.00
7/23/2013 0.00
7/24/2013 0.00
7/25/2013 0.00
7/26/2013 0.33
7/27/2013 0.04
7/28/2013 0.05
7/29/2013 0.05
7/30/2013 0.37
7/31/2013 0.01
8/1/2013
8/2/2013 0.00
8/3/2013 0.00
8/4/2013 0.16
8/5/2013
8/6/2013
8/7/2013 0.00
8/8/2013 0.02
8/9/2013 0.00
8/10/2013
8/11/2013 0.07
8/12/2013
8/13/2013
8/14/2013
8/15/2013
8/16/2013
8/17/2013
8/18/2013
8/19/2013
8/20/2013
8/21/2013
8/22/2013
8/23/2013 0.02
8/24/2013 0.04
8/25/2013 0.05
8/26/2013 0.01
8/27/2013 0.45
8/28/2013 0.00
8/29/2013 0.00
8/30/2013
8/31/2013
9/1/2013 0.00
9/2/2013 0.00
9/3/2013 0.00
9/4/2013 0.00
9/5/2013 0.00
9/6/2013 0.00
9/7/2013 0.00
9/8/2013 0.00
9/9/2013
9/10/2013 1.01
9/11/2013 1.67
9/12/2013 5.71
9/13/2013 3.84
9/14/2013 0.05
9/15/2013 0.14
9/16/2013 0.94
9/17/2013 0.02
9/18/2013 0.00
9/19/2013 0.13
9/20/2013 0.00
9/21/2013 0.00
9/22/2013 0.00
9/23/2013 0.42
9/24/2013 0.00
9/25/2013
9/26/2013 0.00
9/27/2013 0.00
9/28/2013 0.35
9/29/2013
9/30/2013 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
11/21/2012 7:00 AM 0.00 0.0 M M M
2/11/2013 7:00 AM 0.04 M 0.04 M M Most of the snow orccurred overnight although there were light flurries for most of the 24 hour period
2/12/2013 7:00 AM 0.02 0.6 0.02 M M snow flurries continue much of the day (edit: daily precip and new snowfall initially recorded as 0.02" and 0.6" respectively. changed to NA due to date shift suspicion. observer contacted. P.G.)
2/14/2013 7:00 AM 0.00 0.0 M M M
2/15/2013 7:00 AM 0.11 2.8 0.11 2.8 M
2/16/2013 7:00 AM 0.00 0.0 M M M
2/17/2013 7:00 AM 0.00 0.0 M M M
2/18/2013 7:00 AM 0.00 0.0 M M M
2/19/2013 7:00 AM 0.00 0.0 M M M
2/20/2013 7:00 AM 0.00 0.0 M M M
2/21/2013 7:00 AM 0.19 3.6 0.19 3.6 M
2/22/2013 7:00 AM 0.02 0.2 M 3.8 0.02
2/23/2013 7:00 AM 0.10 0.2 0.10 3.3 0.10
2/24/2013 7:00 AM 0.10 1.6 0.18 5.7 0.28 snow was most ly blowing sidways, lin=miting the amount that went in the guage
2/25/2013 9:00 AM M 7.8 M 11.7 1.13 (edit: daily precip initially recorded as 0.06". changed to NA due to disagreement with snow totals. P.G.)
2/26/2013 7:00 AM 0.00 0.0 M M M
2/28/2013 7:00 AM 0.00 0.0 0.00 7.5 0.00
3/3/2013 7:00 AM 0.00 0.0 M M M
3/4/2013 7:00 AM 0.00 0.0 M M M
3/5/2013 7:00 AM 0.09 1.1 0.13 4.7 0.50
3/7/2013 7:00 AM 0.00 0.0 0.00 2.0 M
3/8/2013 7:00 AM 0.00 0.0 M M M
3/9/2013 7:00 AM 0.16 3.1 0.18 3.1 0.18
3/10/2013 7:00 AM 0.09 9.1 0.78 9.4 0.78
3/11/2013 7:00 AM 0.00 0.0 M M M
3/16/2013 7:00 AM 0.00 0.0 M M M
3/17/2013 7:00 AM 0.00 0.0 M M M
3/18/2013 7:00 AM 0.00 0.0 M M M
3/19/2013 7:00 AM 0.00 0.0 M M M
3/20/2013 7:00 AM 0.00 0.0 M M M
3/21/2013 7:00 AM 0.00 0.0 M M M
3/23/2013 9:00 AM M 9.3 0.67 9.3 0.67 Snow started about 3:30 PM on 3/22 and is still coming down at the time of this report (edit: daily precip initially recorded as 0.19". changed to NA due to water content discrepancy. observer contacted. P.G.)
3/24/2013 9:00 AM 0.05 M M 11.6 0.68 Snow continued from the previous day and ended about 3:30 PM
4/2/2013 7:00 AM 0.00 0.0 M M M
4/3/2013 7:00 AM 0.39 3.3 M 3.3 0.37
4/22/2013 7:00 AM 0.00 0.0 M M M
4/23/2013 7:00 AM 0.57 9.1 0.82 9.1 0.82 It is still snowing at this reporting time
4/27/2013 7:00 AM 0.00 0.0 M M M
4/28/2013 7:00 AM 0.00 0.0 M M M
4/30/2013 7:00 AM 0.00 0.0 M M M
5/14/2013 7:00 AM 0.00 0.0 M M M
5/15/2013 7:00 AM 0.00 0.0 M M M
5/16/2013 7:00 AM 0.00 0.0 M M M
5/17/2013 7:00 AM 0.00 0.0 M M M
5/18/2013 7:00 AM 0.00 0.0 M M M
5/19/2013 7:00 AM 0.00 0.0 M M M
5/20/2013 7:00 AM 0.02 M M M M
5/21/2013 7:00 AM 0.02 M M M M
5/22/2013 7:00 AM 0.00 0.0 M M M
5/23/2013 7:00 AM 0.12 M M M M
5/24/2013 7:00 AM 0.00 0.0 M M M
5/25/2013 7:00 AM 0.00 0.0 M M M
5/26/2013 7:00 AM 0.00 0.0 M M M
5/27/2013 7:00 AM 0.00 0.0 M M M
5/28/2013 7:00 AM 0.00 0.0 M M M
5/29/2013 7:00 AM 0.00 0.0 M M M
5/30/2013 7:00 AM 0.23 M M M M
5/31/2013 7:00 AM 0.00 0.0 M M M
6/1/2013 7:00 AM 0.00 0.0 M M M
6/2/2013 7:00 AM 0.00 0.0 M M M
6/3/2013 7:00 AM 0.00 0.0 M M M
6/5/2013 7:00 AM 0.15 M M M M
6/6/2013 7:00 AM 0.03 M M M M
6/7/2013 7:00 AM 0.00 0.0 M M M
6/8/2013 7:00 AM 0.00 0.0 M M M
6/9/2013 7:00 AM 0.00 0.0 M M M
6/10/2013 7:00 AM 0.00 0.0 M M M
6/11/2013 7:00 AM 0.00 0.0 M M M
6/12/2013 7:00 AM 0.00 0.0 M M M
6/13/2013 7:00 AM 0.00 0.0 M M M
6/14/2013 7:00 AM 0.00 0.0 M M M
6/15/2013 7:00 AM 0.00 0.0 M M M
6/16/2013 7:00 AM 0.00 0.0 M M M
6/17/2013 7:00 AM 0.00 0.0 M M M
6/18/2013 7:00 AM 0.15 M M M M
6/19/2013 7:00 AM 0.02 M M M M
6/20/2013 7:00 AM 0.00 0.0 M M M
6/21/2013 7:00 AM 0.00 0.0 M M M
6/22/2013 7:00 AM 0.00 0.0 M M M
6/23/2013 7:00 AM 0.00 0.0 M M M
6/24/2013 7:00 AM 0.00 0.0 M M M
6/25/2013 7:00 AM 0.00 0.0 M M M
6/26/2013 7:00 AM 0.00 0.0 M M M
6/27/2013 7:00 AM 0.00 0.0 M M M
6/28/2013 7:00 AM 0.00 0.0 M M M
6/29/2013 7:00 AM 0.13 M M M M
7/1/2013 7:00 AM 0.07 M M M M
7/3/2013 7:00 AM 0.00 0.0 M M M
7/4/2013 7:00 AM 0.00 0.0 M M M
7/5/2013 7:00 AM 0.03 M M M M
7/6/2013 7:00 AM 0.00 0.0 M M M
7/7/2013 7:00 AM 0.00 0.0 M M M
7/8/2013 7:00 AM 0.01 M M M M
7/9/2013 7:00 AM 0.00 0.0 M M M
7/10/2013 7:00 AM 0.00 0.0 M M M
7/11/2013 7:00 AM 0.00 0.0 M M M
7/12/2013 7:00 AM 0.00 0.0 M M M
7/13/2013 7:00 AM 0.35 M M M M
7/14/2013 7:22 AM 0.00 0.0 M M M
7/15/2013 7:00 AM 0.97 M M M M Still raining at 7AM
7/16/2013 7:00 AM 0.02 M M M M
7/17/2013 7:00 AM 0.00 0.0 M M M
7/18/2013 7:00 AM 0.00 0.0 M M M
7/19/2013 7:00 AM 0.05 M M M M
7/20/2013 7:00 AM 0.00 0.0 M M M
7/21/2013 7:00 AM 0.00 0.0 M M M
7/22/2013 7:00 AM 0.00 0.0 M M M
7/23/2013 7:00 AM 0.00 0.0 M M M
7/24/2013 7:00 AM 0.00 0.0 M M M
7/25/2013 7:00 AM 0.00 0.0 M M M
7/26/2013 7:00 AM 0.33 M M M M
7/27/2013 7:00 AM 0.04 M M M M
7/28/2013 7:00 AM 0.05 M M M M
7/29/2013 7:00 AM 0.05 M M M M
7/30/2013 7:00 AM 0.37 M M M M
7/31/2013 7:00 AM 0.01 M M M M
8/2/2013 7:00 AM 0.00 0.0 M M M
8/3/2013 7:00 AM 0.00 0.0 M M M
8/4/2013 7:00 AM 0.16 M M M M
8/7/2013 7:00 AM 0.00 0.0 M M M
8/8/2013 7:00 AM 0.02 M M M M
8/9/2013 7:00 AM 0.00 0.0 M M M
8/11/2013 7:00 AM 0.07 M M M M
8/23/2013 7:00 AM 0.02 M M M M
8/24/2013 7:00 AM 0.04 M M M M
8/25/2013 7:00 AM 0.05 M M M M
8/26/2013 7:00 AM 0.01 M M M M
8/27/2013 7:00 AM 0.45 M M M M
8/28/2013 7:00 AM 0.00 0.0 M M M
8/29/2013 7:00 AM 0.00 0.0 M M M
9/1/2013 7:00 AM 0.00 0.0 M M M
9/2/2013 7:00 AM 0.00 0.0 M M M
9/3/2013 7:00 AM 0.00 0.0 M M M
9/4/2013 7:00 AM 0.00 0.0 M M M
9/5/2013 7:00 AM 0.00 0.0 M M M
9/6/2013 7:00 AM 0.00 0.0 M M M
9/7/2013 7:00 AM 0.00 0.0 M M M
9/8/2013 7:00 AM 0.00 0.0 M M M
9/10/2013 7:00 AM 1.01 M M M M Took a lightening strike that burned out some of our household electronics. Just getting Internet access back from 5PM on Monday 09/09/2013
9/11/2013 7:00 AM 1.67 M M M M still raining at 7:00 am
9/12/2013 7:00 AM 5.71 M M M M I believe it has rained continually since my reading from yesterday. It is still raining moderately hard now.
9/13/2013 7:00 AM 3.84 M M M M
9/14/2013 7:00 AM 0.05 M M M M
9/15/2013 7:00 AM 0.14 M M M M
9/16/2013 7:00 AM 0.94 M M M M Still misting this morning and sky is trying to clear
9/17/2013 7:00 AM 0.02 M M M M
9/18/2013 7:00 AM 0.00 0.0 M M M
9/19/2013 7:00 AM 0.13 M M M M Rain sprinkles started about 4 PM on Wednesday then stopped until some time over night. Heavy rain around 6 am with thunder and lightning on Thursday morning.
9/20/2013 7:00 AM 0.00 0.0 M M M
9/21/2013 7:00 AM 0.00 0.0 M M M
9/22/2013 7:00 AM 0.00 0.0 M M M
9/23/2013 7:00 AM 0.42 M M M M
9/24/2013 7:00 AM 0.00 0.0 M M M
9/26/2013 7:00 AM 0.00 0.0 M M M
9/27/2013 7:00 AM 0.00 0.0 M M M It is misting at 7am this morning with no measurable about of percip yet.
9/28/2013 7:00 AM 0.35 M M M M high winds during the night and the drops of water are frosen on our deck surface
9/30/2013 7:00 AM 0.00 0.0 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