Station Overview Station Location
Station Number CO-AU-47 Latitude 37.03755
Station Name Chromo 3.9 E Longitude -106.75925
County Archuleta Elevation (ft) 7909



Month 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 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 19 1.81 13 1.33 9 0.48 4 1 5 0 16.2 5 8
Jan 20 1.48 27 0.21 9 1.27 18 6 3 0 2.8 3 9
Feb 20 0.77 24 0.76 11 0.01 13 4 5 1 4.0 5 11
March 20 1.05 30 0.62 11 0.43 19 6 7 0 1.6 4 4
April 20 0.08 30 0.08 1 0.00 29 2 1 0 0.0 0 0
May 20 1.04 30 1.04 4 0.00 26 2 4 0 0.0 0 0
June 20 0.81 10 0.74 6 0.07 4 1 4 0 0.0 0 0
July 20 4.14 13 4.14 13 0.00 0 0 13 0 0.0 0 0
Aug 20 0.41 9 0.41 9 0.00 0 0 7 1 0.0 0 0
Sept 20 1.76 15 1.76 15 0.00 0 0 5 1 0.5 1 0
Water Year Totals: 13.35" 201 days 11.09" 88 2.26" 113 days 22 54 days 3 days 25.1" 18 days 32 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
10/1/2019
10/2/2019
10/3/2019
10/4/2019
10/5/2019
10/6/2019
10/7/2019
10/8/2019
10/9/2019
10/10/2019
10/11/2019
10/12/2019
10/13/2019
10/14/2019
10/15/2019
10/16/2019
10/17/2019
10/18/2019
10/19/2019
10/20/2019
10/21/2019
10/22/2019
10/23/2019
10/24/2019
10/25/2019
10/26/2019
10/27/2019
10/28/2019
10/29/2019
10/30/2019
10/31/2019
11/1/2019
11/2/2019
11/3/2019
11/4/2019
11/5/2019
11/6/2019
11/7/2019
11/8/2019
11/9/2019
11/10/2019
11/11/2019
11/12/2019
11/13/2019
11/14/2019
11/15/2019
11/16/2019
11/17/2019
11/18/2019
11/19/2019
11/20/2019
11/21/2019
11/22/2019
11/23/2019
11/24/2019
11/25/2019
11/26/2019
11/27/2019
11/28/2019
11/29/2019
11/30/2019
12/1/2019
12/2/2019
12/3/2019
12/4/2019
12/5/2019
12/6/2019
12/7/2019
12/8/2019
12/9/2019
12/10/2019
12/11/2019
12/12/2019
12/13/2019
12/14/2019
12/15/2019
12/16/2019 0.65
12/17/2019 0.10
12/18/2019 0.00
12/19/2019 0.00
12/20/2019
12/21/2019
12/22/2019 0.00
12/23/2019 0.00
12/24/2019
12/25/2019 0.31
12/26/2019 0.07
12/27/2019 **
12/28/2019 0.48
12/29/2019 0.20
12/30/2019 **
12/31/2019 **
Day of YearDaily PrcpMultiday Prcp
1/1/2020 **
1/2/2020 **
1/3/2020 **
1/4/2020 **
1/5/2020 **
1/6/2020 **
1/7/2020 **
1/8/2020 T
1/9/2020 0.00
1/10/2020 0.07
1/11/2020 **
1/12/2020 0.65
1/13/2020 0.06
1/14/2020 0.00
1/15/2020 0.00
1/16/2020 0.00
1/17/2020 **
1/18/2020 0.35
1/19/2020 0.00
1/20/2020 0.00
1/21/2020 **
1/22/2020 0.27
1/23/2020
1/24/2020 **
1/25/2020 0.00
1/26/2020 **
1/27/2020 0.00
1/28/2020 0.08
1/29/2020
1/30/2020
1/31/2020
2/1/2020
2/2/2020 **
2/3/2020 0.00
2/4/2020 0.07
2/5/2020 0.01
2/6/2020
2/7/2020 0.00
2/8/2020
2/9/2020 0.00
2/10/2020 T
2/11/2020 0.07
2/12/2020 0.00
2/13/2020 0.00
2/14/2020 **
2/15/2020 **
2/16/2020 **
2/17/2020 0.00
2/18/2020 **
2/19/2020 **
2/20/2020 0.01
2/21/2020
2/22/2020 0.00
2/23/2020 0.45
2/24/2020 0.16
2/25/2020 **
2/26/2020 **
2/27/2020 **
2/28/2020 0.00
2/29/2020
3/1/2020 0.00
3/2/2020 0.03
3/3/2020 **
3/4/2020 **
3/5/2020 **
3/6/2020 0.00
3/7/2020 **
3/8/2020 0.00
3/9/2020 0.23
3/10/2020 0.00
3/11/2020 0.03
3/12/2020 0.12
3/13/2020 **
3/14/2020 0.26
3/15/2020 **
3/16/2020 **
3/17/2020 **
3/18/2020 0.00
3/19/2020
3/20/2020 0.01
3/21/2020 **
3/22/2020 0.17
3/23/2020 0.00
3/24/2020 0.08
3/25/2020 **
3/26/2020 **
3/27/2020 0.00
3/28/2020 0.12
3/29/2020 0.00
3/30/2020 **
3/31/2020 **
Day of YearDaily PrcpMultiday Prcp
4/1/2020 **
4/2/2020 **
4/3/2020 **
4/4/2020 **
4/5/2020 **
4/6/2020 **
4/7/2020 **
4/8/2020 **
4/9/2020 **
4/10/2020 **
4/11/2020 **
4/12/2020 **
4/13/2020 **
4/14/2020 **
4/15/2020 **
4/16/2020 0.00
4/17/2020 **
4/18/2020 **
4/19/2020 **
4/20/2020 0.00
4/21/2020 0.08
4/22/2020 **
4/23/2020 **
4/24/2020 **
4/25/2020 **
4/26/2020 **
4/27/2020 **
4/28/2020 **
4/29/2020 **
4/30/2020 **
5/1/2020 **
5/2/2020 **
5/3/2020 **
5/4/2020 **
5/5/2020 **
5/6/2020 **
5/7/2020 **
5/8/2020 **
5/9/2020 **
5/10/2020 0.00
5/11/2020 0.06
5/12/2020 0.12
5/13/2020 **
5/14/2020 **
5/15/2020 **
5/16/2020 **
5/17/2020 **
5/18/2020 **
5/19/2020 **
5/20/2020 **
5/21/2020 **
5/22/2020 **
5/23/2020 **
5/24/2020 **
5/25/2020 **
5/26/2020 **
5/27/2020 **
5/28/2020 0.00
5/29/2020 0.05
5/30/2020
5/31/2020 0.81
6/1/2020 0.02
6/2/2020 0.00
6/3/2020 **
6/4/2020 **
6/5/2020 **
6/6/2020 0.07
6/7/2020 0.46
6/8/2020
6/9/2020
6/10/2020
6/11/2020
6/12/2020
6/13/2020
6/14/2020 0.24
6/15/2020 0.02
6/16/2020 0.00
6/17/2020
6/18/2020
6/19/2020
6/20/2020
6/21/2020
6/22/2020
6/23/2020
6/24/2020
6/25/2020
6/26/2020
6/27/2020
6/28/2020
6/29/2020
6/30/2020
Day of YearDaily PrcpMultiday Prcp
7/1/2020
7/2/2020
7/3/2020
7/4/2020 0.03
7/5/2020
7/6/2020 0.16
7/7/2020
7/8/2020
7/9/2020
7/10/2020
7/11/2020
7/12/2020
7/13/2020
7/14/2020
7/15/2020
7/16/2020 0.02
7/17/2020
7/18/2020 0.85
7/19/2020
7/20/2020 0.04
7/21/2020 0.03
7/22/2020
7/23/2020 0.39
7/24/2020 0.11
7/25/2020 0.27
7/26/2020 0.37
7/27/2020 1.76
7/28/2020 0.08
7/29/2020
7/30/2020 0.03
7/31/2020
8/1/2020 0.01
8/2/2020 0.00
8/3/2020
8/4/2020
8/5/2020
8/6/2020 0.01
8/7/2020
8/8/2020
8/9/2020
8/10/2020
8/11/2020
8/12/2020
8/13/2020
8/14/2020
8/15/2020
8/16/2020
8/17/2020
8/18/2020
8/19/2020
8/20/2020
8/21/2020 0.23
8/22/2020
8/23/2020
8/24/2020
8/25/2020 0.10
8/26/2020
8/27/2020 0.01
8/28/2020
8/29/2020 0.02
8/30/2020 0.03
8/31/2020 T
9/1/2020 T
9/2/2020 0.00
9/3/2020 0.00
9/4/2020 0.00
9/5/2020
9/6/2020
9/7/2020 0.00
9/8/2020
9/9/2020 1.62
9/10/2020 0.08
9/11/2020 0.04
9/12/2020 0.00
9/13/2020
9/14/2020
9/15/2020
9/16/2020 0.01
9/17/2020 0.00
9/18/2020
9/19/2020 0.00
9/20/2020
9/21/2020 0.00
9/22/2020 0.00
9/23/2020 0.01
9/24/2020
9/25/2020
9/26/2020
9/27/2020
9/28/2020
9/29/2020
9/30/2020



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
12/16/2019 8:00 AM 0.65 8.4 0.73 16.0 M
12/17/2019 8:00 AM 0.10 0.8 0.10 14.0 M
12/18/2019 8:00 AM 0.00 0.0 M 13.0 M
12/19/2019 8:00 AM 0.00 0.0 M 12.0 M
12/22/2019 8:00 AM 0.00 0.0 M 11.0 M
12/23/2019 8:00 AM 0.00 0.0 M 11.0 M
12/25/2019 8:00 AM 0.31 3.3 0.31 12.0 M very wet snow and temps 30-32
12/26/2019 8:00 AM 0.07 1.1 0.07 13.0 M
12/29/2019 8:00 AM 0.20 2.6 0.02 M M
1/9/2020 8:00 AM 0.00 0.0 M 11.0 M
1/10/2020 8:00 AM 0.07 1.1 0.07 12.0 M snowed 1-9-2020 from 2 pm to 8 pm
1/13/2020 8:00 AM 0.06 1.1 0.06 12.0 M
1/14/2020 8:00 AM 0.00 0.0 M 11.5 M
1/15/2020 8:00 AM 0.00 0.0 M 10.0 M
1/16/2020 8:00 AM 0.00 0.0 M 10.5 M
1/19/2020 8:00 AM 0.00 0.0 M 12.0 M
1/20/2020 8:00 AM 0.00 0.0 M 11.5 M
1/28/2020 8:00 AM 0.08 0.6 0.08 12.0 M
2/4/2020 8:00 AM 0.07 1.8 0.07 11.0 M
2/5/2020 8:00 AM 0.01 0.2 0.01 11.5 M
2/7/2020 8:00 AM 0.00 0.0 M 11.0 M
2/9/2020 8:00 AM 0.00 0.0 M 9.5 M
2/10/2020 8:00 AM T T T 9.0 M
2/11/2020 8:00 AM 0.07 0.9 0.07 9.5 M
2/12/2020 8:00 AM 0.00 0.0 M 9.0 M
2/13/2020 8:00 AM 0.00 0.0 M 8.5 M
2/22/2020 8:00 AM 0.00 0.0 M 3.5 M
2/23/2020 8:00 AM 0.45 0.9 0.45 4.0 M
2/24/2020 8:00 AM 0.16 0.2 0.16 3.5 M
3/1/2020 8:00 AM 0.00 0.0 M 3.0 0.88
3/2/2020 8:00 AM 0.03 0.3 0.03 3.0 0.88
3/9/2020 8:00 AM 0.23 0.0 M 0.0 M Rain and graupel intermittent
3/10/2020 8:00 AM 0.00 0.0 M M M Drifts on slopes 6-18" but 0" on flat ground
3/11/2020 8:00 AM 0.03 0.0 M 0.0 M
3/12/2020 8:00 AM 0.12 0.0 M 0.0 M snow in drift areas 6-16'. none on flats
3/20/2020 8:00 AM 0.01 0.1 0.01 0.0 0.00
3/23/2020 8:00 AM 0.00 0.0 M M M
3/24/2020 8:00 AM 0.08 0.8 0.08 0.8 0.08
3/28/2020 8:00 AM 0.12 0.4 0.04 0.5 0.04
3/29/2020 8:00 AM 0.00 0.0 M 0.0 M
4/21/2020 8:00 AM 0.08 T M M M
5/11/2020 8:00 AM 0.06 M M M M rain from 7-8 am
5/12/2020 8:00 AM 0.12 M M M M
5/29/2020 8:00 AM 0.05 M M M M All fell as rain between 6:30 and 7 pm on 5-28-2020
5/31/2020 8:00 AM 0.81 M M M M pea size hail 2:45-3:10 pm 5/30
6/1/2020 8:00 AM 0.02 M M M M
6/2/2020 8:00 AM 0.00 0.0 M M M
6/7/2020 8:00 AM 0.46 M M M M
6/14/2020 8:00 AM 0.24 M M M M
6/15/2020 8:00 AM 0.02 M M M M
6/16/2020 8:00 AM 0.00 0.0 M M M
7/4/2020 8:00 AM 0.03 M M M M rain at 2-3 pm 7/3/2020
7/6/2020 8:00 AM 0.16 M M M M Most precip 2-4 pm on 7/4/2020
7/16/2020 8:00 AM 0.02 M M M M
7/18/2020 8:00 AM 0.85 M M M M
7/20/2020 8:00 AM 0.04 M M M M
7/21/2020 8:00 AM 0.03 M M M M
7/23/2020 8:00 AM 0.39 M M M M
7/24/2020 6:30 AM 0.11 M M M M
7/25/2020 6:30 AM 0.27 M M M M
7/26/2020 6:30 AM 0.37 M M M M
7/27/2020 6:30 AM 1.76 M M M M
7/28/2020 6:30 AM 0.08 M M M M
7/30/2020 6:30 AM 0.03 0.0 M M M
8/1/2020 6:30 AM 0.01 M M M M
8/2/2020 6:30 AM 0.00 0.0 M M M
8/6/2020 6:30 AM 0.01 M M M M
8/21/2020 6:30 AM 0.23 M M M M 8-20-2020 rain and light hail 2:30-3:30 pm 8-21-2020 short light rain 5:30 am
8/25/2020 6:30 AM 0.10 M M M M
8/27/2020 6:30 AM 0.01 M M M M
8/29/2020 6:30 AM 0.02 M M M M
8/30/2020 6:30 AM 0.03 M M M M
8/31/2020 6:30 AM T M M M M
9/1/2020 6:30 AM T M M M M
9/2/2020 6:30 AM 0.00 0.0 M M M
9/3/2020 6:30 AM 0.00 0.0 M M M
9/4/2020 6:30 AM 0.00 0.0 M M M
9/7/2020 6:30 AM 0.00 0.0 M M M
9/9/2020 6:30 AM 1.62 0.5 M M M .38" rain 9/8 to 6:30 pm 1.24 rain, mix, snow from 6:30 pm to 6:30 am
9/10/2020 6:30 AM 0.08 M M M M
9/11/2020 6:30 AM 0.04 M M M M
9/12/2020 6:30 AM 0.00 0.0 M M M
9/16/2020 6:30 AM 0.01 M M M M
9/17/2020 6:30 AM 0.00 0.0 M M M
9/19/2020 6:30 AM 0.00 0.0 M M M
9/21/2020 6:30 AM 0.00 0.0 M M M
9/22/2020 6:30 AM 0.00 0.0 M M M
9/23/2020 6:30 AM 0.01 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
12/27/2019 12/28/2019 8:00 AM 2 0.48 17.0 M Only .2" first am. Most snow last night 5.8"
12/30/2019 1/08/2020 8:00 AM 10 T 13.0 M Trace snow 12/30/19. None since
1/11/2020 1/12/2020 8:00 AM 2 0.65 11.0 M snow only during early am 1/12/2020
1/17/2020 1/18/2020 8:00 AM 2 0.35 13.0 M 2.5" snow mostly early am 1/17/2020 then very windy and blowing snow.
1/21/2020 1/22/2020 8:00 AM 2 0.27 12.5 M
1/24/2020 1/25/2020 8:00 AM 2 0.00 11.0 M
1/26/2020 1/27/2020 8:00 AM 2 0.00 11.0 M
2/2/2020 2/03/2020 8:00 AM 2 0.00 10.4 M
2/14/2020 2/17/2020 8:00 AM 4 0.00 6.5 M
2/18/2020 2/20/2020 8:00 AM 3 0.01 4.8 M
2/25/2020 2/28/2020 8:00 AM 4 0.00 2.4 M
3/3/2020 3/06/2020 8:00 AM 4 0.00 1.0 M
3/7/2020 3/08/2020 8:00 AM 2 0.00 0.0 M
3/13/2020 3/14/2020 8:00 AM 2 0.26 0.0 M
3/15/2020 3/18/2020 8:00 AM 4 0.00 0.0 M
3/21/2020 3/22/2020 8:00 AM 2 0.17 0.0 M
3/25/2020 3/27/2020 8:00 AM 3 0.00 0.0 M
3/30/2020 4/16/2020 8:00 AM 18 0.00 0.0 M
4/17/2020 4/20/2020 8:00 AM 4 0.00 0.0 M
4/22/2020 5/10/2020 8:00 AM 19 0.00 0.0 M
5/13/2020 5/28/2020 8:00 AM 16 0.00 M M
6/3/2020 6/06/2020 8:00 AM 4 0.07 M M All rain am 6-6-2020



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