Station Overview Station Location
Station Number CO-BO-337 Latitude 40.045474
Station Name Boulder 1.6 NW Longitude -105.267932
County Boulder Elevation (ft) 5420



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 13 1.20 1.78 23 1.78 23 0.00 0 0 7 1 4.2 2 0
Nov 13 0.92 0.18 14 0.18 14 0.00 0 0 2 0 2.3 2 0
Dec 13 0.70 0.30 12 0.30 12 0.00 0 0 2 2 5.1 2 0
Jan 14 0.56 0.78 15 0.78 15 0.00 0 0 4 0 10.8 3 1
Feb 14 0.58 0.30 15 0.30 15 0.00 0 0 5 1 4.4 3 3
March 14 1.71 0.64 12 0.64 12 0.00 0 0 4 0 0.5 1 0
April 14 2.10 1.37 14 1.37 14 0.00 0 0 2 0 5.8 1 0
May 14 2.41 0.98 8 0.98 8 0.00 0 0 2 2 0.0 0 0
June 14 2.37 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 14 1.68 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 14 1.96 1.00 14 0.53 9 0.47 5 1 5 1 0.0 0 0
Sept 14 1.51 2.54 27 2.14 16 0.40 11 4 6 1 0.0 0 0
Water Year Totals: 17.70" 9.87" 154 days 9.00" 138 0.87" 16 days 5 39 days 8 days 33.1" 14 days 4 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
10/1/2013 0.00
10/2/2013 0.00
10/3/2013 0.00
10/4/2013 0.82
10/5/2013
10/6/2013
10/7/2013 0.00
10/8/2013 0.00
10/9/2013 0.00
10/10/2013 0.00
10/11/2013 0.04
10/12/2013
10/13/2013
10/14/2013 0.00
10/15/2013 0.03
10/16/2013 T
10/17/2013 0.00
10/18/2013 0.22
10/19/2013
10/20/2013
10/21/2013 0.27
10/22/2013 0.00
10/23/2013 0.00
10/24/2013 0.00
10/25/2013 0.00
10/26/2013
10/27/2013
10/28/2013 0.00
10/29/2013 0.12
10/30/2013 0.28
10/31/2013 0.00
11/1/2013
11/2/2013
11/3/2013
11/4/2013 0.00
11/5/2013 0.00
11/6/2013 0.00
11/7/2013 0.00
11/8/2013 0.00
11/9/2013
11/10/2013
11/11/2013
11/12/2013 0.00
11/13/2013 0.00
11/14/2013 0.00
11/15/2013 0.00
11/16/2013
11/17/2013
11/18/2013 0.00
11/19/2013 0.00
11/20/2013 0.00
11/21/2013 0.11
11/22/2013 0.07
11/23/2013
11/24/2013
11/25/2013
11/26/2013
11/27/2013
11/28/2013
11/29/2013
11/30/2013
12/1/2013
12/2/2013 0.00
12/3/2013 0.00
12/4/2013 0.28
12/5/2013 0.02
12/6/2013 T
12/7/2013
12/8/2013
12/9/2013 T
12/10/2013 0.00
12/11/2013 0.00
12/12/2013
12/13/2013
12/14/2013
12/15/2013
12/16/2013 0.00
12/17/2013 0.00
12/18/2013 0.00
12/19/2013 0.00
12/20/2013
12/21/2013
12/22/2013
12/23/2013
12/24/2013
12/25/2013
12/26/2013
12/27/2013
12/28/2013
12/29/2013
12/30/2013
12/31/2013
Day of YearDaily PrcpMultiday Prcp
1/1/2014
1/2/2014
1/3/2014
1/4/2014
1/5/2014
1/6/2014
1/7/2014 0.00
1/8/2014 0.00
1/9/2014 0.00
1/10/2014 0.00
1/11/2014
1/12/2014
1/13/2014 0.00
1/14/2014 0.00
1/15/2014 0.00
1/16/2014 0.00
1/17/2014 0.00
1/18/2014
1/19/2014
1/20/2014
1/21/2014
1/22/2014
1/23/2014 0.11
1/24/2014 0.00
1/25/2014
1/26/2014
1/27/2014 0.09
1/28/2014 0.16
1/29/2014 0.00
1/30/2014
1/31/2014 0.42
2/1/2014
2/2/2014
2/3/2014
2/4/2014 0.09
2/5/2014 0.08
2/6/2014 0.03
2/7/2014 0.00
2/8/2014
2/9/2014
2/10/2014 0.03
2/11/2014 0.00
2/12/2014 0.00
2/13/2014
2/14/2014 0.00
2/15/2014
2/16/2014
2/17/2014
2/18/2014 0.00
2/19/2014 0.00
2/20/2014 T
2/21/2014
2/22/2014
2/23/2014
2/24/2014 0.00
2/25/2014 0.00
2/26/2014 0.07
2/27/2014 0.00
2/28/2014
3/1/2014
3/2/2014
3/3/2014 0.00
3/4/2014 0.00
3/5/2014 0.30
3/6/2014 0.00
3/7/2014 0.10
3/8/2014
3/9/2014
3/10/2014 0.00
3/11/2014 0.00
3/12/2014 0.23
3/13/2014
3/14/2014 0.00
3/15/2014
3/16/2014
3/17/2014
3/18/2014 0.00
3/19/2014
3/20/2014
3/21/2014 0.00
3/22/2014
3/23/2014
3/24/2014
3/25/2014
3/26/2014
3/27/2014
3/28/2014
3/29/2014
3/30/2014
3/31/2014 0.01
Day of YearDaily PrcpMultiday Prcp
4/1/2014 0.00
4/2/2014
4/3/2014 0.90
4/4/2014 0.00
4/5/2014
4/6/2014
4/7/2014 0.00
4/8/2014 0.00
4/9/2014 0.00
4/10/2014 0.00
4/11/2014
4/12/2014
4/13/2014
4/14/2014 0.47
4/15/2014 0.00
4/16/2014
4/17/2014 0.00
4/18/2014
4/19/2014
4/20/2014
4/21/2014
4/22/2014 0.00
4/23/2014 0.00
4/24/2014
4/25/2014
4/26/2014
4/27/2014
4/28/2014 0.00
4/29/2014 0.00
4/30/2014
5/1/2014 0.00
5/2/2014
5/3/2014
5/4/2014
5/5/2014
5/6/2014
5/7/2014
5/8/2014
5/9/2014
5/10/2014
5/11/2014
5/12/2014 0.97
5/13/2014
5/14/2014
5/15/2014 0.00
5/16/2014 T
5/17/2014
5/18/2014
5/19/2014 0.00
5/20/2014 0.00
5/21/2014 0.01
5/22/2014
5/23/2014 T
5/24/2014
5/25/2014
5/26/2014
5/27/2014
5/28/2014
5/29/2014
5/30/2014
5/31/2014
6/1/2014
6/2/2014
6/3/2014
6/4/2014
6/5/2014
6/6/2014
6/7/2014
6/8/2014
6/9/2014
6/10/2014
6/11/2014
6/12/2014
6/13/2014
6/14/2014
6/15/2014
6/16/2014
6/17/2014
6/18/2014
6/19/2014
6/20/2014
6/21/2014
6/22/2014
6/23/2014
6/24/2014
6/25/2014
6/26/2014
6/27/2014
6/28/2014
6/29/2014
6/30/2014
Day of YearDaily PrcpMultiday Prcp
7/1/2014
7/2/2014
7/3/2014
7/4/2014
7/5/2014
7/6/2014
7/7/2014
7/8/2014
7/9/2014
7/10/2014
7/11/2014
7/12/2014
7/13/2014
7/14/2014
7/15/2014
7/16/2014
7/17/2014
7/18/2014
7/19/2014
7/20/2014
7/21/2014
7/22/2014
7/23/2014
7/24/2014
7/25/2014
7/26/2014
7/27/2014
7/28/2014
7/29/2014
7/30/2014
7/31/2014
8/1/2014
8/2/2014
8/3/2014
8/4/2014
8/5/2014
8/6/2014
8/7/2014
8/8/2014
8/9/2014
8/10/2014
8/11/2014
8/12/2014
8/13/2014
8/14/2014
8/15/2014
8/16/2014
8/17/2014
8/18/2014 0.00
8/19/2014 0.00
8/20/2014 0.02
8/21/2014 0.00
8/22/2014 0.05
8/23/2014 **
8/24/2014 **
8/25/2014 0.47
8/26/2014 T
8/27/2014 0.12
8/28/2014 0.03
8/29/2014 0.31
8/30/2014 **
8/31/2014 **
9/1/2014 **
9/2/2014 0.33
9/3/2014 0.00
9/4/2014 0.00
9/5/2014 0.74
9/6/2014
9/7/2014
9/8/2014
9/9/2014 0.09
9/10/2014 0.36
9/11/2014 0.03
9/12/2014 0.56
9/13/2014 **
9/14/2014 **
9/15/2014 0.02
9/16/2014 0.00
9/17/2014 0.00
9/18/2014 0.00
9/19/2014 0.00
9/20/2014 **
9/21/2014 **
9/22/2014 T
9/23/2014 T
9/24/2014 0.00
9/25/2014 0.00
9/26/2014 0.00
9/27/2014 **
9/28/2014 **
9/29/2014 0.05
9/30/2014 0.36



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2013 8:00 AM 0.00 0.0 M M M
10/2/2013 9:00 AM 0.00 0.0 M M M
10/3/2013 9:00 AM 0.00 0.0 M M M
10/4/2013 8:15 AM 0.82 M M M M .64" of water in inner tube, wet snow in funnel. Swapped gauges & brought snowy one inside to melt, brought level up to 0.82". Still snowing, left funnel out of gauge for today.
10/7/2013 9:00 AM 0.00 0.0 M M M
10/8/2013 9:00 AM 0.00 0.0 M M M
10/9/2013 9:00 AM 0.00 0.0 M M M
10/10/2013 9:00 AM 0.00 0.0 M M M
10/11/2013 8:15 AM 0.04 M M M M
10/14/2013 9:00 AM 0.00 0.0 M M M
10/15/2013 8:15 AM 0.03 M M M M
10/16/2013 9:00 AM T M M M M
10/17/2013 8:15 AM 0.00 0.0 M M M
10/18/2013 8:15 AM 0.22 2.1 M M M
10/21/2013 8:15 AM 0.27 M M M M
10/22/2013 9:00 AM 0.00 0.0 M M M
10/23/2013 9:00 AM 0.00 0.0 M M M
10/24/2013 9:00 AM 0.00 0.0 M M M
10/25/2013 9:00 AM 0.00 0.0 M M M
10/28/2013 8:15 AM 0.00 0.0 M M M
10/29/2013 9:00 AM 0.12 M M M M frozen rain on funnel
10/30/2013 9:00 AM 0.28 2.1 M M M Thundersnow last night, may have started as rain before accumulating as wet snow
10/31/2013 9:00 AM 0.00 0.0 M M M
11/4/2013 9:00 AM 0.00 0.0 M M M
11/5/2013 8:00 AM 0.00 0.0 M M M
11/6/2013 9:00 AM 0.00 0.0 M M M
11/7/2013 9:00 AM 0.00 0.0 M M M
11/8/2013 9:00 AM 0.00 0.0 M M M
11/12/2013 9:00 AM 0.00 0.0 M M M
11/13/2013 8:15 AM 0.00 0.0 M M M
11/14/2013 9:00 AM 0.00 0.0 M M M
11/15/2013 9:00 AM 0.00 0.0 M M M
11/18/2013 9:00 AM 0.00 0.0 M M M
11/19/2013 9:00 AM 0.00 0.0 M M M
11/20/2013 9:00 AM 0.00 0.0 M M M
11/21/2013 8:00 AM 0.11 1.5 M M M Melted from gauge, no funnel. Still lightly snowing at time of observation.
11/22/2013 8:00 AM 0.07 0.8 M M M Melted in gauge, no funnel. New accumulation certainly more than .8 yesterday afternoon but ground melting brought it down, icy rind was on snow board.
12/2/2013 9:00 AM 0.00 0.0 M M M
12/3/2013 9:00 AM 0.00 0.0 M M M
12/4/2013 8:15 AM 0.28 4.7 0.37 M M Still snowing lightly at time of measurement.
12/5/2013 9:00 AM 0.02 0.4 M M M
12/6/2013 9:00 AM T M M M M
12/9/2013 9:00 AM T M M M M
12/10/2013 8:00 AM 0.00 0.0 M M M
12/11/2013 9:00 AM 0.00 0.0 M M M
12/16/2013 9:00 AM 0.00 0.0 M M M
12/17/2013 9:00 AM 0.00 0.0 M M M
12/18/2013 9:00 AM 0.00 0.0 M M M
12/19/2013 9:00 AM 0.00 0.0 M M M
1/7/2014 9:00 AM 0.00 0.0 M M M
1/8/2014 9:00 AM 0.00 0.0 M M M
1/9/2014 9:00 AM 0.00 0.0 M M M
1/10/2014 9:00 AM 0.00 0.0 M M M
1/13/2014 9:00 AM 0.00 0.0 M M M
1/14/2014 9:00 AM 0.00 0.0 M M M
1/15/2014 9:00 AM 0.00 0.0 M M M
1/16/2014 9:00 AM 0.00 0.0 M M M
1/17/2014 9:00 AM 0.00 0.0 M M M
1/23/2014 9:00 AM 0.11 4.1 0.10 M M
1/24/2014 9:00 AM 0.00 0.0 M M M
1/27/2014 9:00 AM 0.09 2.5 M M M
1/28/2014 9:00 AM 0.16 M M 3.0 M
1/29/2014 9:00 AM 0.00 0.0 M M M
1/31/2014 9:00 AM 0.42 4.2 0.41 M M
2/4/2014 9:00 AM 0.09 1.1 M 5.5 0.61
2/5/2014 9:00 AM 0.08 2.2 M 6.4 M
2/6/2014 9:00 AM 0.03 M M 5.5 0.55
2/7/2014 9:00 AM 0.00 0.0 M M M
2/10/2014 9:00 AM 0.03 M M M M
2/11/2014 9:00 AM 0.00 0.0 M M M
2/12/2014 9:00 AM 0.00 0.0 M M M
2/14/2014 9:00 AM 0.00 0.0 M M M
2/18/2014 9:00 AM 0.00 0.0 M M M
2/19/2014 9:00 AM 0.00 0.0 M M M
2/20/2014 9:00 AM T T M M M
2/24/2014 9:00 AM 0.00 0.0 M M M
2/25/2014 9:00 AM 0.00 0.0 M M M
2/26/2014 9:00 AM 0.07 1.1 0.06 M M
2/27/2014 9:00 AM 0.00 0.0 M M M
3/3/2014 9:00 AM 0.00 0.0 M M M
3/4/2014 9:00 AM 0.00 0.0 M M M
3/5/2014 9:00 AM 0.30 0.5 M M M
3/6/2014 9:00 AM 0.00 0.0 M M M
3/7/2014 9:00 AM 0.10 M M M M
3/10/2014 9:00 AM 0.00 0.0 M M M
3/11/2014 9:00 AM 0.00 0.0 M M M
3/12/2014 9:00 AM 0.23 0.0 M M M
3/14/2014 9:00 AM 0.00 0.0 M M M
3/18/2014 9:00 AM 0.00 0.0 M M M
3/21/2014 9:00 AM 0.00 0.0 M M M
3/31/2014 9:00 AM 0.01 M M M M
4/1/2014 9:00 AM 0.00 0.0 M M M
4/3/2014 9:00 AM 0.90 5.8 0.89 M M
4/4/2014 9:00 AM 0.00 0.0 M M M
4/7/2014 9:00 AM 0.00 0.0 M M M
4/8/2014 9:00 AM 0.00 0.0 M M M
4/9/2014 9:00 AM 0.00 0.0 M M M
4/10/2014 9:00 AM 0.00 0.0 M M M
4/14/2014 9:00 AM 0.47 M M M M
4/15/2014 9:00 AM 0.00 0.0 M M M
4/17/2014 9:00 AM 0.00 0.0 M M M
4/22/2014 9:00 AM 0.00 0.0 M M M
4/23/2014 9:00 AM 0.00 0.0 M M M
4/28/2014 9:00 AM 0.00 0.0 M M M
4/29/2014 9:00 AM 0.00 0.0 M M M
5/1/2014 9:00 AM 0.00 0.0 M M M
5/12/2014 9:00 AM 0.97 M M M M
5/15/2014 9:00 AM 0.00 0.0 M M M
5/16/2014 9:00 AM T M M M M
5/19/2014 9:00 AM 0.00 0.0 M M M
5/20/2014 9:00 AM 0.00 0.0 M M M
5/21/2014 9:00 AM 0.01 M M M M
5/23/2014 9:00 AM T M M M M
8/18/2014 9:00 AM 0.00 0.0 M M M
8/19/2014 9:00 AM 0.00 0.0 M M M
8/20/2014 9:00 AM 0.02 M M M M
8/21/2014 9:00 AM 0.00 0.0 M M M
8/22/2014 9:00 AM 0.05 M M M M
8/26/2014 9:00 AM T M M M M
8/27/2014 8:15 AM 0.12 M M M M Light drizzle at time of measurement.
8/28/2014 9:00 AM 0.03 M M M M
8/29/2014 9:00 AM 0.31 M M M M
9/3/2014 9:00 AM 0.00 0.0 M M M
9/4/2014 9:00 AM 0.00 0.0 M M M
9/5/2014 8:15 AM 0.74 M M M M
9/9/2014 8:00 AM 0.09 M M M M
9/10/2014 8:15 AM 0.36 M M M M
9/11/2014 7:30 AM 0.03 M M M M drizzling at time of measurement
9/12/2014 8:15 AM 0.56 T M M M
9/16/2014 9:00 AM 0.00 0.0 M M M
9/17/2014 8:15 AM 0.00 0.0 M M M
9/18/2014 8:00 AM 0.00 0.0 M M M
9/19/2014 9:00 AM 0.00 0.0 M M M
9/23/2014 9:00 AM T M M M M
9/24/2014 8:15 AM 0.00 0.0 M M M
9/25/2014 8:15 AM 0.00 0.0 M M M
9/26/2014 9:00 AM 0.00 0.0 M M M
9/30/2014 8:00 AM 0.36 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
8/23/2014 8/25/2014 8:15 AM 3 0.47 M M
8/30/2014 9/02/2014 8:00 AM 4 0.33 M M
9/13/2014 9/15/2014 8:15 AM 3 0.02 M M
9/20/2014 9/22/2014 8:15 AM 3 T M M
9/27/2014 9/29/2014 8:15 AM 3 0.05 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