Station Overview Station Location
Station Number CO-PT-16 Latitude 39.250794
Station Name Redstone 4.9 N Longitude -107.236587
County Pitkin Elevation (ft) 6840



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 19 1.42 0.74 22 0.74 22 0.00 0 0 5 1 0.0 0 0
Nov 19 1.29 0.71 26 0.71 26 0.00 0 0 6 0 2.8 3 4
Dec 19 1.51 2.24 29 2.24 29 0.00 0 0 11 0 9.5 7 28
Jan 20 1.12 0.83 27 0.83 27 0.00 0 0 11 3 9.0 5 27
Feb 20 1.28 1.45 28 1.45 28 0.00 0 0 11 3 15.5 5 28
March 20 1.28 3.52 26 3.52 26 0.00 0 0 13 3 6.5 7 11
April 20 1.34 1.05 30 1.05 30 0.00 0 0 8 4 5.0 1 1
May 20 1.34 1.23 31 1.23 31 0.00 0 0 5 1 0.0 0 0
June 20 1.27 1.22 30 1.22 30 0.00 0 0 7 0 0.0 0 0
July 20 1.74 0.75 31 0.75 31 0.00 0 0 9 8 0.0 0 0
Aug 20 1.37 1.25 31 1.25 31 0.00 0 0 4 3 0.0 0 0
Sept 20 2.04 1.59 30 1.59 30 0.00 0 0 5 3 1.5 1 1
Water Year Totals: 17.00" 16.58" 341 days 16.58" 341 0.00" 0 days 0 95 days 29 days 49.8" 29 days 100 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 0.00
10/2/2019 0.00
10/3/2019 0.00
10/4/2019 T
10/5/2019 0.00
10/6/2019 0.00
10/7/2019 0.00
10/8/2019 0.00
10/9/2019 0.00
10/10/2019 M
10/11/2019 M
10/12/2019 0.00
10/13/2019 0.00
10/14/2019 0.00
10/15/2019 0.00
10/16/2019 0.00
10/17/2019 0.00
10/18/2019 0.05
10/19/2019 0.05
10/20/2019
10/21/2019
10/22/2019
10/23/2019
10/24/2019
10/25/2019
10/26/2019 0.00
10/27/2019 0.00
10/28/2019 0.18
10/29/2019 M
10/30/2019 0.34
10/31/2019 0.12
11/1/2019 0.00
11/2/2019 0.00
11/3/2019 0.00
11/4/2019 0.00
11/5/2019 0.00
11/6/2019 0.00
11/7/2019 0.00
11/8/2019 0.00
11/9/2019 0.00
11/10/2019 0.00
11/11/2019 0.00
11/12/2019 0.00
11/13/2019
11/14/2019 0.00
11/15/2019 0.00
11/16/2019 0.00
11/17/2019 0.00
11/18/2019 0.00
11/19/2019 0.00
11/20/2019 0.03
11/21/2019 0.15
11/22/2019 0.31
11/23/2019 0.07
11/24/2019 0.00
11/25/2019 0.00
11/26/2019 0.09
11/27/2019 0.06
11/28/2019 M
11/29/2019
11/30/2019
12/1/2019
12/2/2019 0.00
12/3/2019 0.00
12/4/2019 0.00
12/5/2019 0.27
12/6/2019 0.29
12/7/2019 0.00
12/8/2019 0.03
12/9/2019 0.47
12/10/2019 M
12/11/2019 0.00
12/12/2019 0.00
12/13/2019 0.10
12/14/2019 0.12
12/15/2019 0.10
12/16/2019 0.00
12/17/2019 0.00
12/18/2019 0.00
12/19/2019 0.00
12/20/2019 0.00
12/21/2019 0.00
12/22/2019 0.00
12/23/2019 0.00
12/24/2019 0.00
12/25/2019 0.12
12/26/2019 0.50
12/27/2019 0.00
12/28/2019 0.18
12/29/2019 0.06
12/30/2019 0.00
12/31/2019 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2020 0.00
1/2/2020 0.20
1/3/2020 0.05
1/4/2020 0.00
1/5/2020 0.00
1/6/2020 0.00
1/7/2020 0.00
1/8/2020 0.00
1/9/2020 T
1/10/2020 0.05
1/11/2020 0.04
1/12/2020 0.02
1/13/2020 0.06
1/14/2020 0.24
1/15/2020 0.00
1/16/2020
1/17/2020
1/18/2020
1/19/2020
1/20/2020 0.00
1/21/2020 0.00
1/22/2020 0.09
1/23/2020 0.05
1/24/2020 0.00
1/25/2020 0.01
1/26/2020 0.00
1/27/2020 T
1/28/2020 0.00
1/29/2020 T
1/30/2020 0.00
1/31/2020 0.02
2/1/2020 0.00
2/2/2020 0.00
2/3/2020 0.00
2/4/2020 0.24
2/5/2020 0.04
2/6/2020 T
2/7/2020 0.24
2/8/2020 0.13
2/9/2020 0.10
2/10/2020 0.25
2/11/2020 0.03
2/12/2020 0.00
2/13/2020 T
2/14/2020 0.00
2/15/2020 0.00
2/16/2020 0.00
2/17/2020 T
2/18/2020 0.09
2/19/2020 0.00
2/20/2020 0.00
2/21/2020 0.00
2/22/2020 M
2/23/2020 0.16
2/24/2020 0.05
2/25/2020 0.12
2/26/2020 0.00
2/27/2020 0.00
2/28/2020 0.00
2/29/2020 0.00
3/1/2020 0.00
3/2/2020 0.07
3/3/2020 T
3/4/2020 0.00
3/5/2020
3/6/2020
3/7/2020
3/8/2020
3/9/2020
3/10/2020 0.00
3/11/2020 T
3/12/2020 0.36
3/13/2020 0.03
3/14/2020 0.23
3/15/2020 0.02
3/16/2020 0.00
3/17/2020 0.00
3/18/2020 0.00
3/19/2020 0.27
3/20/2020 0.23
3/21/2020 0.25
3/22/2020 1.80
3/23/2020 T
3/24/2020 0.05
3/25/2020 0.00
3/26/2020 0.00
3/27/2020 0.00
3/28/2020 0.13
3/29/2020 0.00
3/30/2020 0.03
3/31/2020 0.05
Day of YearDaily PrcpMultiday Prcp
4/1/2020 0.00
4/2/2020 T
4/3/2020 0.69
4/4/2020 0.00
4/5/2020 0.00
4/6/2020 0.00
4/7/2020 0.00
4/8/2020 0.00
4/9/2020 0.00
4/10/2020 0.02
4/11/2020 0.00
4/12/2020 0.03
4/13/2020 T
4/14/2020 T
4/15/2020 0.00
4/16/2020 0.03
4/17/2020 0.03
4/18/2020 0.00
4/19/2020 0.05
4/20/2020 0.16
4/21/2020 0.00
4/22/2020 T
4/23/2020 0.00
4/24/2020 0.04
4/25/2020 0.00
4/26/2020 0.00
4/27/2020 0.00
4/28/2020 0.00
4/29/2020 0.00
4/30/2020 0.00
5/1/2020 0.00
5/2/2020 0.00
5/3/2020 0.00
5/4/2020 0.00
5/5/2020 0.00
5/6/2020 0.00
5/7/2020 0.00
5/8/2020 0.00
5/9/2020 0.00
5/10/2020 0.00
5/11/2020 0.04
5/12/2020 0.91
5/13/2020 0.00
5/14/2020 0.00
5/15/2020 0.00
5/16/2020 0.01
5/17/2020 0.00
5/18/2020 0.00
5/19/2020 0.00
5/20/2020 0.00
5/21/2020 0.00
5/22/2020 0.00
5/23/2020 0.00
5/24/2020 T
5/25/2020 0.00
5/26/2020 0.00
5/27/2020 0.00
5/28/2020 0.02
5/29/2020 0.00
5/30/2020 0.00
5/31/2020 0.25
6/1/2020 0.00
6/2/2020 0.00
6/3/2020 0.00
6/4/2020 0.00
6/5/2020 0.00
6/6/2020 0.25
6/7/2020 0.25
6/8/2020 0.00
6/9/2020 0.35
6/10/2020 0.00
6/11/2020 0.00
6/12/2020 0.00
6/13/2020 0.00
6/14/2020 0.11
6/15/2020 0.00
6/16/2020 0.00
6/17/2020 0.00
6/18/2020 0.00
6/19/2020 0.03
6/20/2020 0.00
6/21/2020 0.00
6/22/2020 0.00
6/23/2020 0.00
6/24/2020 0.00
6/25/2020 0.00
6/26/2020 0.00
6/27/2020 0.12
6/28/2020 0.00
6/29/2020 0.00
6/30/2020 0.11
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.00
7/2/2020 0.00
7/3/2020 0.00
7/4/2020 0.00
7/5/2020 0.04
7/6/2020 T
7/7/2020 T
7/8/2020 0.00
7/9/2020 0.00
7/10/2020 0.00
7/11/2020 0.00
7/12/2020 0.00
7/13/2020 0.05
7/14/2020 0.35
7/15/2020 0.02
7/16/2020 T
7/17/2020 T
7/18/2020 T
7/19/2020 T
7/20/2020 0.00
7/21/2020 T
7/22/2020 0.00
7/23/2020 0.04
7/24/2020 0.07
7/25/2020 0.06
7/26/2020 0.05
7/27/2020 0.07
7/28/2020 T
7/29/2020 0.00
7/30/2020 0.00
7/31/2020 0.00
8/1/2020 0.00
8/2/2020 0.00
8/3/2020 0.00
8/4/2020 0.00
8/5/2020 0.00
8/6/2020 0.00
8/7/2020 0.00
8/8/2020 0.00
8/9/2020 0.00
8/10/2020 0.00
8/11/2020 0.00
8/12/2020 T
8/13/2020 0.00
8/14/2020 0.00
8/15/2020 0.00
8/16/2020 0.00
8/17/2020 0.00
8/18/2020 0.00
8/19/2020 0.00
8/20/2020 T
8/21/2020 0.00
8/22/2020 0.00
8/23/2020 0.00
8/24/2020 0.00
8/25/2020 0.36
8/26/2020 0.05
8/27/2020 0.00
8/28/2020 0.00
8/29/2020 0.06
8/30/2020 0.78
8/31/2020 T
9/1/2020 0.26
9/2/2020 0.00
9/3/2020 0.04
9/4/2020 0.00
9/5/2020 0.00
9/6/2020 0.00
9/7/2020 0.00
9/8/2020 T
9/9/2020 0.98
9/10/2020 0.03
9/11/2020 0.28
9/12/2020 0.00
9/13/2020 0.00
9/14/2020 0.00
9/15/2020 0.00
9/16/2020 0.00
9/17/2020 0.00
9/18/2020 0.00
9/19/2020 0.00
9/20/2020 T
9/21/2020 T
9/22/2020 0.00
9/23/2020 0.00
9/24/2020 0.00
9/25/2020 0.00
9/26/2020 0.00
9/27/2020 0.00
9/28/2020 0.00
9/29/2020 0.00
9/30/2020 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2019 8:00 AM 0.00 0.0 M M M
10/2/2019 8:00 AM 0.00 0.0 M M M
10/3/2019 8:00 AM 0.00 0.0 M M M first HARD frost last night. Winds further drying!
10/4/2019 8:00 AM T M M M M this morning about 7:30A, we were "spit" upon. Sooo DRY and still windy.
10/5/2019 8:00 AM 0.00 0.0 M M M
10/6/2019 8:00 AM 0.00 0.0 M M M
10/7/2019 8:00 AM 0.00 0.0 M M M
10/8/2019 8:00 AM 0.00 0.0 M M M
10/9/2019 8:00 AM 0.00 0.0 M M M
10/10/2019 8:00 AM M M M M M
10/11/2019 8:00 AM M 0.0 M M M so sorry.....have a terrible cold. We had maybe 2" of snow yesterday, the 10th. Clear and dry now, but very cold. I am still not up to dealing with this. So sorry.
10/12/2019 8:00 AM 0.00 0.0 M M M
10/13/2019 8:00 AM 0.00 0.0 M M M
10/14/2019 8:00 AM 0.00 0.0 M M M
10/15/2019 8:00 AM 0.00 0.0 M M M
10/16/2019 8:00 AM 0.00 0.0 M M M
10/17/2019 8:00 AM 0.00 0.0 M M M
10/18/2019 8:00 AM 0.05 M M M M
10/19/2019 8:00 AM 0.05 M M M M I will be away for a few days; back Thursday 10/25. Hopefully we will have some moisture while I'm gone; it is VERY dry here.
10/26/2019 8:00 AM 0.00 0.0 M M M
10/27/2019 8:00 AM 0.00 0.0 M M M
10/28/2019 8:00 AM 0.18 M M M M melted snow............MOISTURE!!!!
10/29/2019 8:00 AM M M M M M
10/30/2019 8:00 AM 0.34 M M M M melted snow
10/31/2019 8:00 AM 0.12 M M M M melted snow
11/1/2019 8:00 AM 0.00 0.0 M M M
11/2/2019 8:00 AM 0.00 0.0 M M M
11/3/2019 8:00 AM 0.00 0.0 M M M
11/4/2019 8:00 AM 0.00 0.0 M M M
11/5/2019 8:00 AM 0.00 0.0 M M M
11/6/2019 8:00 AM 0.00 0.0 M M M
11/7/2019 8:00 AM 0.00 0.0 M M M
11/8/2019 8:00 AM 0.00 0.0 M M M
11/9/2019 8:00 AM 0.00 0.0 M M M
11/10/2019 8:00 AM 0.00 0.0 M M M
11/11/2019 8:00 AM 0.00 0.0 M M M
11/12/2019 8:00 AM 0.00 0.0 M M M
11/14/2019 8:00 AM 0.00 0.0 M M M
11/15/2019 8:00 AM 0.00 0.0 M M M
11/16/2019 8:00 AM 0.00 0.0 M M M
11/17/2019 8:00 AM 0.00 0.0 M M M
11/18/2019 8:00 AM 0.00 0.0 M M M
11/19/2019 8:00 AM 0.00 0.0 M M M
11/20/2019 8:00 AM 0.03 M M M M
11/21/2019 8:00 AM 0.15 M M M M snow above, but above freezing here; so soft rain
11/22/2019 8:00 AM 0.31 0.7 M 0.7 M We had mist/sprinkles for 20 of the 24 hours. Snow for the last 4 hours.
11/23/2019 8:00 AM 0.07 0.4 M 1.0 M Light snow fell for the first 9 of the 24 hour period.
11/24/2019 8:00 AM 0.00 0.0 M 0.0 M
11/25/2019 8:00 AM 0.00 0.0 M M M
11/26/2019 8:00 AM 0.09 1.7 M 2.0 M
11/27/2019 8:00 AM 0.06 M M 1.5 M Light snow showers for 12 of the 24 hours with very little accumulation. Then single digit temps.
11/28/2019 8:00 AM M M M M M
12/2/2019 8:00 AM 0.00 0.0 M M M Note that I was out of town for the last storm. Not sure how to measure snow; so going to clear the surface and start again.
12/3/2019 8:00 AM 0.00 0.0 M M M
12/4/2019 8:00 AM 0.00 0.0 M 1.5 M
12/5/2019 8:00 AM 0.27 2.0 M 3.5 M melted snow
12/6/2019 8:00 AM 0.29 0.5 M 4.0 M Primarily melted snow. We had snow until 11A then mist and then sunshine.
12/7/2019 8:00 AM 0.00 0.0 M 3.0 M
12/8/2019 10:00 AM 0.03 M M 2.5 M Mix of snow/sleet/rain
12/9/2019 8:00 AM 0.47 2.5 M 5.0 M almost continues precipitation: snow, rain, mist, sleet
12/10/2019 8:00 AM M M M 3.0 M Unfortunately the temporary container for collection fell off the stand. We had snow showers on and off all day, but no way to determine how much. Having only one container, I'd brought it in to melt for measurement.
12/11/2019 8:00 AM 0.00 0.0 M 3.0 M
12/12/2019 8:00 AM 0.00 0.0 M 3.0 M flakes began to fall, tiny ones, at 7:45A
12/13/2019 8:00 AM 0.10 1.5 M 4.5 M snow showers mostly, some sleet
12/14/2019 8:00 AM 0.12 1.5 M 6.0 M snow showers
12/15/2019 8:00 AM 0.10 0.5 M 6.5 M showers: snow, sleet, mist
12/16/2019 8:00 AM 0.00 0.0 M 5.5 M a few snow flurries, but nothing stuck
12/17/2019 8:00 AM 0.00 0.0 M 5.5 M
12/18/2019 8:00 AM 0.00 0.0 M 5.0 M
12/19/2019 8:00 AM 0.00 0.0 M 5.0 M very cold
12/20/2019 8:00 AM 0.00 0.0 M 5.0 M
12/21/2019 8:00 AM 0.00 0.0 M 5.0 M
12/22/2019 8:00 AM 0.00 0.0 M 5.0 M
12/23/2019 8:00 AM 0.00 0.0 M 5.0 M
12/24/2019 8:00 AM 0.00 0.0 M 5.0 M It was surprising that we maintained 5" of snow depth since we had several hours with temps in the 40's.
12/25/2019 8:00 AM 0.12 1.0 M 6.0 M gentle rain switched to blowing snow about 5a
12/26/2019 8:00 AM 0.50 M M 6.0 M Snow showers
12/27/2019 8:00 AM 0.00 0.0 M 5.0 M Some snow flurries yesterday morning, but moisture either sublimated or evaporated.
12/28/2019 8:00 AM 0.18 M M 8.0 M snow showers: powder
12/29/2019 10:00 AM 0.06 M M 8.0 M very cold and snow showers (powder)
12/30/2019 8:00 AM 0.00 0.0 M 6.5 M VERY COLD with bright sun
12/31/2019 8:00 AM 0.00 0.0 M 7.0 M very cold
1/1/2020 8:00 AM 0.00 0.0 M 7.0 M
1/2/2020 8:00 AM 0.20 4.0 M 11.0 M
1/3/2020 8:00 AM 0.05 M M 8.5 M Do not know how to indicate new snow accumulation. 1/2 was clear, sunny, cold. We had a "dusting of snow" in the night reflected in "melted/fallen in last 24 hours", but total depth is 2.5" less than 1/2.
1/4/2020 8:00 AM 0.00 0.0 M 8.0 M
1/5/2020 8:00 AM 0.00 0.0 M 8.0 M
1/6/2020 8:00 AM 0.00 0.0 M 7.5 M Cold, windy, mostly sunny. Note a half inch loss of snow.
1/7/2020 8:00 AM 0.00 0.0 M 7.0 M
1/8/2020 8:00 AM 0.00 0.0 M 6.5 M
1/9/2020 8:00 AM T M M 6.5 M A dusting of snow in the night, but just a T in the container.
1/10/2020 8:00 AM 0.05 2.0 M 8.5 M
1/11/2020 8:00 AM 0.04 M M 8.5 M Snow showers, but no accumulation
1/12/2020 10:30 AM 0.02 M M 8.5 M Very cold, windy, snow "showers", but no accumulation
1/13/2020 8:00 AM 0.06 M M 8.5 M A wee bit of sunshine yesterday; snow showers, but little accumulation and no change in total depth.
1/14/2020 8:00 AM 0.24 1.5 M 10.0 M Cold, windy, snow flurries giving way to just wind.
1/15/2020 8:00 AM 0.00 0.0 M 9.5 M In the past 24 hours we had INTENSE sunshine and serious wind. No precipitation. FYI I will be away until late Sunday; so no readings from me for a few days. Sorry about that.
1/20/2020 8:00 AM 0.00 0.0 M 11.0 M I was away for a few days. We obviously had snow. Very cold.
1/21/2020 8:00 AM 0.00 0.0 M 11.0 M
1/22/2020 8:00 AM 0.09 1.0 M 12.0 M occasional snow flurries
1/23/2020 8:00 AM 0.05 0.5 M 12.5 M snow showers
1/24/2020 8:00 AM 0.00 0.0 M 11.5 M Snow flurries, but zero accumulation in the last 24 hours.
1/25/2020 8:00 AM 0.01 M M 11.0 M warmed to low 40's during daylight hours and in upper 20's at night.
1/26/2020 8:00 AM 0.00 0.0 M 10.5 M above freezing most of day, but down to 18 at night.
1/27/2020 8:00 AM T M M 10.0 M snow showers began about 7a, but no accumulation before the 8A reading.
1/28/2020 8:00 AM 0.00 0.0 M 10.0 M
1/29/2020 8:00 AM T M M 10.0 M
1/30/2020 8:00 AM 0.00 0.0 M 10.0 M
1/31/2020 8:00 AM 0.02 0.0 M 10.5 M snow showers throughout the day. very cold, 6 this morning
2/1/2020 8:00 AM 0.00 0.0 M 10.5 M
2/2/2020 8:00 AM 0.00 0.0 M 10.5 M
2/3/2020 8:00 AM 0.00 0.0 M 8.0 M Temps in the 50's yesterday, falling into the 40's during the night. Tremendous winds.
2/4/2020 8:00 AM 0.24 6.0 M 14.0 M WIND/snow showers for about 18 of the 14 hours.
2/5/2020 8:00 AM 0.04 M M 12.0 M It snowed all morning with MIGHTY winds continuing until nightfall. -6 this morning.
2/6/2020 8:00 AM T M M 10.0 M Remained VERY cold the last 24 hours. Snow began to fall as I was taking measurements.
2/7/2020 8:00 AM 0.24 4.0 M 14.0 M Snow fell throughout daylight hours and into the night. It began again about 7a.
2/8/2020 8:00 AM 0.13 M M 12.0 M snow showers most of the first 12 hours, but it warmed to mid 30's; so considerable melting as well.
2/9/2020 8:00 AM 0.10 0.5 M 12.5 M This is misleading. Chinook winds and temps reaching 45 during the day brought on a lot of melting. Temps dropped below freezing after dark and snow began to fall around 4a. I estimate that 4" of fresh snow fell between 4-8a.
2/10/2020 8:00 AM 0.25 4.5 M 17.0 M It snowed throughout the day and much of the night.
2/11/2020 8:00 AM 0.03 M M 17.0 M light, powder snow fell all day. VERY cold, especially at night. 6 degrees at 5a, for instance.
2/12/2020 8:00 AM 0.00 0.0 M 15.0 M bright sunny day, 2/11........
2/13/2020 8:00 AM T M M 12.0 M cold, partly cloudy. Snow showers starting at 7A, but not enough to measure.
2/14/2020 8:00 AM 0.00 0.0 M 12.0 M cold and gray
2/15/2020 8:00 AM 0.00 0.0 M 11.0 M
2/16/2020 8:00 AM 0.00 0.0 M 10.0 M
2/17/2020 8:00 AM T 0.5 M 10.5 M In the 24 hours we had snow showers, some misty showers, wind, gray skies.
2/18/2020 8:00 AM 0.09 M M 9.5 M
2/19/2020 8:00 AM 0.00 0.0 M 9.5 M
2/20/2020 8:00 AM 0.00 0.0 M 9.5 M
2/21/2020 8:00 AM 0.00 0.0 M 9.0 M
2/22/2020 8:00 AM M M M M M Away.
2/23/2020 8:00 AM 0.16 M M 9.5 M Rain/snow mix
2/24/2020 8:00 AM 0.05 M M 9.0 M "warm" yesterday; barely freezing over night; snow began at 7A and horizontal with winds.
2/25/2020 8:00 AM 0.12 M M 9.0 M COLD, wind and sun
2/26/2020 8:00 AM 0.00 0.0 M 7.5 M Yesterday the temps arose to above zero before dropping off. -1 this morning at 8A.
2/27/2020 8:00 AM 0.00 0.0 M 7.0 M
2/28/2020 8:00 AM 0.00 0.0 M 6.5 M Sunny days and cool nights.
2/29/2020 8:00 AM 0.00 0.0 M 6.5 M
3/1/2020 8:00 AM 0.00 0.0 M 5.5 M Above freezing the last 24 hours. Some bare spots here and there, but at site of measurements still 5.5" of snow.
3/2/2020 8:00 AM 0.07 M M 6.5 M 8 hours of temps in the 30's then temps fell below freezing. About 4p mist began to "fall" and by 4:30 this was snow which continued on and off throughout the night.
3/3/2020 8:00 AM T M M 5.5 M
3/4/2020 8:00 AM 0.00 0.0 M 3.5 M There will be an hiatus of reports until 3/24/20.
3/10/2020 8:00 AM 0.00 0.0 M M M trip was curtailed because of the C. virus. In the few days I was away, the snow measurement site cleared. There are still piles of snow in the shade. No precip in past 24 hours.
3/11/2020 8:00 AM T M M M M mist on and off during the first 10 hours of the past 24
3/12/2020 8:00 AM 0.36 M M M M Gentle rain/mist/rain
3/13/2020 8:00 AM 0.03 M M M M intermittent LIGHT rain showers throughout the day; no rain overnight, but at 7:45A, just before measurement, it began to snow.
3/14/2020 8:00 AM 0.23 0.1 T 0.1 T This precipitation was primarily rain, but a few snow flurries. Just a dusting of snow on the measuring platform and on the ground.
3/15/2020 8:00 AM 0.02 M M M M
3/16/2020 8:00 AM 0.00 0.0 M M M
3/17/2020 8:00 AM 0.00 0.0 M M M
3/18/2020 8:00 AM 0.00 0.0 M M M
3/19/2020 8:00 AM 0.27 0.7 M 0.7 M a few daytime showers, windy, at 5:30A snow began to fall, horizontally and continued
3/20/2020 8:00 AM 0.23 1.8 M 2.5 M Snow flurries with LOTS of wind. By late afternoon 3/19, we had a total of 5" of new snow, but then we had some rain and then snow again; so these figures though accurate at the 24 hour mark are misleading.
3/21/2020 8:00 AM 0.25 0.5 M 0.5 M Windy. Snow and rain showers during the day. [Observer wanted 0.5" new snow added to the observation. (dlc)]
3/22/2020 8:00 AM 1.80 2.0 M 2.5 M Snow and rain showers plus sun yesterday......typical spring. Began snowing about 5:30A and still snowing as took measurements. {EDIT: Observer reported 1.80 for new precip. This is high compared to surrounding reports of 0.03 to 0.12 and appears to be a decimal typo. Changed report of 1.80 to NA until observer can be contacted to verify. Submission Time Before EDIT: 3/22/2020 9:15 AM CoCoSTAFF DNT} [Corr: 1.80" verified as correct by the observer.--dlc]
3/23/2020 8:00 AM T T M M M Light snow showers early in the 24 hour period, but all moisture melted and evaporated. [Corr: added T precip and T snow based on remark.--dlc]
3/24/2020 8:00 AM 0.05 T M T M Light snow and rain showers most of the 24 hour period.
3/25/2020 8:00 AM 0.00 0.0 M M M wind, wind, wind
3/26/2020 8:00 AM 0.00 0.0 M M M wind, wind, wind
3/27/2020 8:00 AM 0.00 0.0 M M M wind/wind/wind; very little snow left at this elevation (only where there were piles in the deep shade).
3/28/2020 8:00 AM 0.13 1.0 M 1.0 M WINDS turned cold around noon 3/27 and snow began to fall about 1p, just showers on and off throughout the afternoon and night. Not much accumulation as you can see.
3/29/2020 8:00 AM 0.00 0.0 M 0.0 M It occurs to me that I should have been listing "0" rather than leaving the NA ??? Sorry, I'll figure this out eventually. We had cold wind with occasional snow showers all day yesterday. NO accumulation.
3/30/2020 8:00 AM 0.03 0.4 M 0.4 M early morning snow showers
3/31/2020 8:00 AM 0.05 0.0 M 0.0 M LIGHT snow showers on and off during the daylight hours.
4/1/2020 8:00 AM 0.00 0.0 M M M
4/2/2020 8:00 AM T M M M M A windy 24 hours, in the 50's during the day. Fierce winds in the night and gentle showers with continuing wind starting at 7A
4/3/2020 8:00 AM 0.69 5.0 M 5.0 M Horizontal light rain until 11a then snow until 7p.
4/4/2020 8:00 AM 0.00 0.0 M 0.0 M
4/5/2020 8:00 AM 0.00 0.0 M M M
4/6/2020 8:00 AM 0.00 0.0 M M M WINDwindWIND
4/7/2020 8:00 AM 0.00 0.0 M M M
4/8/2020 8:00 AM 0.00 0.0 M M M cold nights, warm days, WIND during the day.
4/9/2020 8:00 AM 0.00 0.0 M M M
4/10/2020 8:00 AM 0.02 M M M M At 7:30A a quick thunderstorm passed through, bringing with it a tiny bit of moisture, all clear by 7:45A!
4/11/2020 8:00 AM 0.00 0.0 M M M
4/12/2020 8:00 AM 0.03 M M M M Gentle rain/snow showers in the night
4/13/2020 8:00 AM T M M M M A few minutes of misty rain mixed with a few snowflakes late yesterday, otherwise COLD wind.
4/14/2020 8:00 AM T T M T M cold wind, VERY light snow showers throughout the day. Still and very cold at night (11 when I got up at 5).
4/15/2020 8:00 AM 0.00 0.0 M M M
4/16/2020 8:00 AM 0.03 M M M M And as I walked out to take the reading, the gentle rain showers ended and snow began to fall.
4/17/2020 8:00 AM 0.03 0.0 M 0.0 M LIGHT rain and snow showers prevailed during the day yesterday.
4/18/2020 8:00 AM 0.00 0.0 M M M
4/19/2020 8:00 AM 0.05 M M M M
4/20/2020 8:00 AM 0.16 M M M M In 24 hours we've had rain showers, 2 rounds of hail (15 minutes each, pea-sized, and 7-7:30AM snow shower. Must be spring.
4/21/2020 8:00 AM 0.00 0.0 M M M First 12 hours of tiny showers every hour or so, but NO accumulation of moisture, not even a trace, "evaporated"?
4/22/2020 8:00 AM T M M M M Tiny showers several times during the day.
4/23/2020 8:00 AM 0.00 0.0 M M M
4/24/2020 8:00 AM 0.04 0.0 M 0.0 M Light rain and snow showers in the night.
4/25/2020 8:00 AM 0.00 0.0 M M M
4/26/2020 8:00 AM 0.00 0.0 M M M
4/27/2020 8:00 AM 0.00 0.0 M M M
4/28/2020 8:00 AM 0.00 0.0 M M M
4/29/2020 8:00 AM 0.00 0.0 M M M
4/30/2020 8:00 AM 0.00 0.0 M M M
5/1/2020 8:00 AM 0.00 0.0 M M M VERY DRY, but about 5:30 a dark cloud passed over and we were "spit on" for 2 minutes. Nothing measurable.
5/2/2020 8:00 AM 0.00 0.0 M M M
5/3/2020 8:00 AM 0.00 0.0 M M M at 4:15p a BIG GRAY cloud appeared and the wind whipped about. We had 30 seconds of "mist".
5/4/2020 8:00 AM 0.00 0.0 M M M
5/5/2020 8:00 AM 0.00 0.0 M M M
5/6/2020 8:00 AM 0.00 0.0 M M M
5/7/2020 8:00 AM 0.00 0.0 M M M
5/8/2020 8:00 AM 0.00 0.0 M M M
5/9/2020 8:00 AM 0.00 0.0 M M M
5/10/2020 8:00 AM 0.00 0.0 M M M
5/11/2020 8:00 AM 0.04 M M M M At last moisture! 6:20AM a gentle rain began to fall! Oh, JOY!
5/12/2020 8:00 AM 0.91 M M M M What a welcome, gentle rain! Thunder/l late in the day.
5/13/2020 8:00 AM 0.00 0.0 M M M
5/14/2020 8:00 AM 0.00 0.0 M M M
5/15/2020 8:00 AM 0.00 0.0 M M M
5/16/2020 8:00 AM 0.01 M M M M A tiny late afternoon shower.
5/17/2020 8:00 AM 0.00 0.0 M M M
5/18/2020 8:00 AM 0.00 0.0 M M M
5/19/2020 8:00 AM 0.00 0.0 M M M
5/20/2020 8:00 AM 0.00 0.0 M M M
5/21/2020 8:00 AM 0.00 0.0 M M M
5/22/2020 8:00 AM 0.00 0.0 M M M
5/23/2020 8:00 AM 0.00 0.0 M M M
5/24/2020 8:00 AM T M M M M
5/25/2020 8:00 AM 0.00 0.0 M M M
5/26/2020 8:00 AM 0.00 0.0 M M M
5/27/2020 8:00 AM 0.00 0.0 M M M
5/28/2020 8:00 AM 0.02 M M M M Rain fell for a few minutes late afternoon.
5/29/2020 8:00 AM 0.00 0.0 M M M
5/30/2020 8:00 AM 0.00 0.0 M M M
5/31/2020 8:00 AM 0.25 M M M M a late afternoon thunderstorm produced RAIN!!
6/1/2020 8:00 AM 0.00 0.0 M M M
6/2/2020 8:00 AM 0.00 0.0 M M M
6/3/2020 8:00 AM 0.00 0.0 M M M
6/4/2020 8:00 AM 0.00 0.0 M M M
6/5/2020 8:00 AM 0.00 0.0 M M M
6/6/2020 8:00 AM 0.25 M M M M thunderstorms
6/7/2020 8:00 AM 0.25 M M M M showers and thunderstorms throughout the day. Then WIND
6/8/2020 8:00 AM 0.00 0.0 M M M
6/9/2020 8:00 AM 0.35 M M M M all rain at this elevation, but snow above
6/10/2020 8:00 AM 0.00 0.0 M M M
6/11/2020 8:00 AM 0.00 0.0 M M M
6/12/2020 8:00 AM 0.00 0.0 M M M
6/13/2020 8:00 AM 0.00 0.0 M M M
6/14/2020 8:00 AM 0.11 M M M M series of thunderstorms late on 6/13 brought the rain.
6/15/2020 8:00 AM 0.00 0.0 M M M
6/16/2020 8:00 AM 0.00 0.0 M M M mighty winds
6/17/2020 8:00 AM 0.00 0.0 M M M
6/18/2020 8:00 AM 0.00 0.0 M M M
6/19/2020 8:00 AM 0.03 M M M M Gentle showers 3-4A
6/20/2020 8:00 AM 0.00 0.0 M M M
6/21/2020 8:00 AM 0.00 0.0 M M M
6/22/2020 8:00 AM 0.00 0.0 M M M
6/23/2020 8:00 AM 0.00 0.0 M M M
6/24/2020 8:00 AM 0.00 0.0 M M M
6/25/2020 8:00 AM 0.00 0.0 M M M
6/26/2020 8:00 AM 0.00 0.0 M M M
6/27/2020 8:00 AM 0.12 M M M M
6/28/2020 8:00 AM 0.00 0.0 M M M
6/29/2020 8:00 AM 0.00 0.0 M M M VERY WINDY
6/30/2020 8:00 AM 0.11 M M M M This gentle rain began about 4:30 and lasted until about 6a. Snow above!
7/1/2020 8:00 AM 0.00 0.0 M M M
7/2/2020 8:00 AM 0.00 0.0 M M M
7/3/2020 8:00 AM 0.00 0.0 M M M
7/4/2020 8:00 AM 0.00 0.0 M M M
7/5/2020 8:00 AM 0.04 M M M M
7/6/2020 8:00 AM T M M M M
7/7/2020 8:00 AM T M M M M
7/8/2020 8:00 AM 0.00 0.0 M M M
7/9/2020 8:00 AM 0.00 0.0 M M M
7/10/2020 8:00 AM 0.00 0.0 M M M
7/11/2020 8:00 AM 0.00 0.0 M M M
7/12/2020 8:00 AM 0.00 0.0 M M M
7/13/2020 8:00 AM 0.05 M M M M 2 little showers between 5-8a
7/14/2020 8:00 AM 0.35 M M M M
7/15/2020 8:00 AM 0.02 M M M M
7/16/2020 8:00 AM T M M M M
7/17/2020 8:00 AM T M M M M
7/18/2020 8:00 AM T M M M M
7/19/2020 8:00 AM T M M M M
7/20/2020 8:00 AM 0.00 0.0 M M M
7/21/2020 8:00 AM T M M M M
7/22/2020 8:00 AM 0.00 0.0 M M M
7/23/2020 8:00 AM 0.04 M M M M
7/24/2020 8:00 AM 0.07 M M M M gentle rain in the night
7/25/2020 8:00 AM 0.06 M M M M gentle showers now and then........
7/26/2020 8:00 AM 0.05 M M M M
7/27/2020 8:00 AM 0.07 M M M M gentle showers
7/28/2020 8:00 AM T M M M M
7/29/2020 8:00 AM 0.00 0.0 M M M
7/30/2020 8:00 AM 0.00 0.0 M M M
7/31/2020 8:00 AM 0.00 0.0 M M M
8/1/2020 8:00 AM 0.00 0.0 M M M
8/2/2020 8:00 AM 0.00 0.0 M M M
8/3/2020 8:00 AM 0.00 0.0 M M M
8/4/2020 8:00 AM 0.00 0.0 M M M
8/5/2020 8:00 AM 0.00 0.0 M M M
8/6/2020 8:00 AM 0.00 0.0 M M M
8/7/2020 8:00 AM 0.00 0.0 M M M
8/8/2020 8:00 AM 0.00 0.0 M M M
8/9/2020 8:00 AM 0.00 0.0 M M M
8/10/2020 8:00 AM 0.00 0.0 M M M
8/11/2020 8:00 AM 0.00 0.0 M M M
8/12/2020 8:00 AM T M M M M a TINY shower about 3a, just a few drops, but could smell the ozone! Lasted only 5 minutes. Not enough to wet the deck, just dampen it.
8/13/2020 8:00 AM 0.00 0.0 M M M
8/14/2020 8:00 AM 0.00 0.0 M M M
8/15/2020 8:00 AM 0.00 0.0 M M M
8/16/2020 8:00 AM 0.00 0.0 M M M
8/17/2020 8:00 AM 0.00 0.0 M M M
8/18/2020 8:00 AM 0.00 0.0 M M M
8/19/2020 8:00 AM 0.00 0.0 M M M
8/20/2020 8:00 AM T M M M M
8/21/2020 8:00 AM 0.00 0.0 M M M
8/22/2020 8:00 AM 0.00 0.0 M M M
8/23/2020 8:00 AM 0.00 0.0 M M M
8/24/2020 8:00 AM 0.00 0.0 M M M
8/25/2020 8:00 AM 0.36 M M M M At last some rain. 2 short-lived storms dropped this moisture late yesterday afternoon. :]]]
8/26/2020 8:00 AM 0.05 M M M M series of wee showers late in the day.
8/27/2020 8:00 AM 0.00 0.0 M M M
8/28/2020 8:00 AM 0.00 0.0 M M M more humid, less haze, but NO moisture
8/29/2020 8:00 AM 0.06 M M M M
8/30/2020 8:00 AM 0.78 M M M M RAIN. Some thunder and lightning. One stroke connected with Mt. Sopris and appeared to have ignited a tree about 2/3 of the way up on south-west facing slope Water drops on 8/30 has "put it out"
8/31/2020 8:00 AM T M M M M
9/1/2020 8:00 AM 0.26 M M M M Gentle rain from 7p to 3A :]]]
9/2/2020 8:00 AM 0.00 0.0 M M M
9/3/2020 8:00 AM 0.04 M M M M
9/4/2020 8:00 AM 0.00 0.0 M M M
9/5/2020 8:00 AM 0.00 0.0 M M M
9/6/2020 8:00 AM 0.00 0.0 M M M
9/7/2020 8:00 AM 0.00 0.0 M M M
9/8/2020 8:00 AM T M M M M
9/9/2020 8:00 AM 0.98 1.5 M 1.5 M Light rain turned to snow about 12 noon and continued to about 7p. At its deepest, snow reached 3", but at observation time 1.5" left. Overnight temps hovered just above freezing.
9/10/2020 8:00 AM 0.03 M M M M
9/11/2020 8:00 AM 0.28 M M M M
9/12/2020 8:00 AM 0.00 0.0 M M M
9/13/2020 8:00 AM 0.00 0.0 M M M
9/14/2020 8:00 AM 0.00 0.0 M M M
9/15/2020 8:00 AM 0.00 0.0 M M M
9/16/2020 8:00 AM 0.00 0.0 M M M
9/17/2020 8:00 AM 0.00 0.0 M M M
9/18/2020 8:00 AM 0.00 0.0 M M M
9/19/2020 8:00 AM 0.00 0.0 M M M
9/20/2020 8:00 AM T M M M M
9/21/2020 8:00 AM T M M M M
9/22/2020 8:00 AM 0.00 0.0 M M M
9/23/2020 8:00 AM 0.00 0.0 M M M
9/24/2020 8:00 AM 0.00 0.0 M M M
9/25/2020 8:00 AM 0.00 0.0 M M M
9/26/2020 8:00 AM 0.00 0.0 M M M
9/27/2020 8:00 AM 0.00 0.0 M M M
9/28/2020 8:00 AM 0.00 0.0 M M M
9/29/2020 8:00 AM 0.00 0.0 M M M
9/30/2020 8:00 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