Station Overview Station Location
Station Number CO-BO-220 Latitude 40.0591
Station Name Boulder 4.7 ENE Longitude -105.1717
County Boulder Elevation (ft) 5272



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 15 1.08 1.84 31 1.84 31 0.00 0 0 9 4 0.0 0 0
Nov 15 0.83 1.72 29 1.72 29 0.00 0 0 8 1 9.4 6 9
Dec 15 0.67 1.20 30 1.20 30 0.00 0 0 6 1 14.2 6 22
Jan 16 0.47 0.31 31 0.31 31 0.00 0 0 4 1 3.4 4 28
Feb 16 0.53 1.31 27 1.31 27 0.00 0 0 4 0 15.2 4 13
March 16 1.63 3.38 28 3.38 28 0.00 0 0 8 1 35.5 4 11
April 16 1.97 2.89 29 2.89 29 0.00 0 0 7 2 9.8 2 2
May 16 2.23 1.52 31 1.52 31 0.00 0 0 12 9 0.3 2 0
June 16 1.80 1.14 27 1.14 27 0.00 0 0 7 9 0.0 0 0
July 16 1.51 0.43 30 0.43 30 0.00 0 0 5 9 0.0 0 0
Aug 16 1.49 0.72 31 0.68 23 0.04 8 1 10 3 0.0 0 0
Sept 16 1.46 0.23 29 0.23 29 0.00 0 0 3 4 0.0 0 0
Water Year Totals: 15.67" 16.69" 353 days 16.65" 345 0.04" 8 days 1 83 days 44 days 87.8" 28 days 85 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
10/1/2015 T
10/2/2015 T
10/3/2015 0.06
10/4/2015 0.38
10/5/2015 0.01
10/6/2015 0.01
10/7/2015 0.11
10/8/2015 0.00
10/9/2015 0.00
10/10/2015 0.00
10/11/2015 0.00
10/12/2015 0.00
10/13/2015 0.00
10/14/2015 0.00
10/15/2015 0.00
10/16/2015 0.00
10/17/2015 0.00
10/18/2015 0.00
10/19/2015 0.00
10/20/2015 0.00
10/21/2015 0.64
10/22/2015 0.17
10/23/2015 0.45
10/24/2015 0.00
10/25/2015 0.01
10/26/2015 0.00
10/27/2015 0.00
10/28/2015 T
10/29/2015 0.00
10/30/2015 0.00
10/31/2015 T
11/1/2015 0.00
11/2/2015 0.00
11/3/2015 0.00
11/4/2015 0.00
11/5/2015 0.36
11/6/2015 0.00
11/7/2015 0.00
11/8/2015 0.00
11/9/2015 0.00
11/10/2015 0.00
11/11/2015 0.62
11/12/2015 0.00
11/13/2015 0.00
11/14/2015 0.00
11/15/2015 0.00
11/16/2015 0.00
11/17/2015 0.34
11/18/2015 0.00
11/19/2015 0.00
11/20/2015
11/21/2015 0.11
11/22/2015 0.00
11/23/2015 0.00
11/24/2015 0.00
11/25/2015 0.00
11/26/2015 0.08
11/27/2015 0.13
11/28/2015 0.01
11/29/2015 T
11/30/2015 0.07
12/1/2015 0.00
12/2/2015 0.00
12/3/2015 0.00
12/4/2015 0.00
12/5/2015 0.00
12/6/2015 0.00
12/7/2015 0.00
12/8/2015 0.00
12/9/2015 0.00
12/10/2015 0.00
12/11/2015 0.00
12/12/2015 0.01
12/13/2015 0.22
12/14/2015 0.00
12/15/2015 0.59
12/16/2015 0.19
12/17/2015 0.00
12/18/2015 0.00
12/19/2015 0.00
12/20/2015 0.00
12/21/2015 0.00
12/22/2015 0.00
12/23/2015 0.03
12/24/2015 0.00
12/25/2015
12/26/2015 0.16
12/27/2015 T
12/28/2015 0.00
12/29/2015 0.00
12/30/2015 0.00
12/31/2015 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2016 0.00
1/2/2016 0.00
1/3/2016 0.00
1/4/2016 0.00
1/5/2016 0.00
1/6/2016 0.00
1/7/2016 0.00
1/8/2016 0.19
1/9/2016 0.02
1/10/2016 0.00
1/11/2016 0.00
1/12/2016 0.00
1/13/2016 0.00
1/14/2016 0.00
1/15/2016 0.00
1/16/2016 0.00
1/17/2016 0.00
1/18/2016 0.00
1/19/2016 0.02
1/20/2016 0.00
1/21/2016 0.00
1/22/2016 0.00
1/23/2016 0.00
1/24/2016 0.00
1/25/2016 0.00
1/26/2016 T
1/27/2016 0.00
1/28/2016 0.00
1/29/2016 0.00
1/30/2016 0.00
1/31/2016 0.08
2/1/2016 0.14
2/2/2016 0.84
2/3/2016 0.04
2/4/2016 0.00
2/5/2016 0.00
2/6/2016 0.00
2/7/2016 0.00
2/8/2016 0.00
2/9/2016 0.00
2/10/2016 0.00
2/11/2016 0.00
2/12/2016
2/13/2016 0.00
2/14/2016 0.00
2/15/2016 0.00
2/16/2016 0.00
2/17/2016 0.00
2/18/2016 0.00
2/19/2016 0.00
2/20/2016 0.00
2/21/2016 0.00
2/22/2016 0.00
2/23/2016 0.29
2/24/2016 0.00
2/25/2016 0.00
2/26/2016 0.00
2/27/2016 0.00
2/28/2016
2/29/2016 0.00
3/1/2016 0.00
3/2/2016 0.00
3/3/2016 0.00
3/4/2016
3/5/2016 0.00
3/6/2016
3/7/2016 0.00
3/8/2016 0.01
3/9/2016 0.00
3/10/2016 0.00
3/11/2016 0.00
3/12/2016
3/13/2016 0.00
3/14/2016 0.00
3/15/2016 0.00
3/16/2016 0.00
3/17/2016 0.00
3/18/2016 0.97
3/19/2016 0.10
3/20/2016 0.00
3/21/2016 0.00
3/22/2016 0.00
3/23/2016 1.43
3/24/2016 0.42
3/25/2016 0.00
3/26/2016 0.33
3/27/2016 T
3/28/2016 0.00
3/29/2016 0.00
3/30/2016 0.10
3/31/2016 0.02
Day of YearDaily PrcpMultiday Prcp
4/1/2016 T
4/2/2016 0.00
4/3/2016 0.00
4/4/2016 0.00
4/5/2016 0.00
4/6/2016 0.00
4/7/2016 0.00
4/8/2016 0.00
4/9/2016
4/10/2016 0.00
4/11/2016 0.05
4/12/2016 0.00
4/13/2016 0.00
4/14/2016 0.00
4/15/2016 T
4/16/2016 0.52
4/17/2016 1.42
4/18/2016 0.10
4/19/2016 0.00
4/20/2016 0.00
4/21/2016 0.00
4/22/2016 0.00
4/23/2016 0.00
4/24/2016 0.00
4/25/2016 0.00
4/26/2016 0.13
4/27/2016 0.00
4/28/2016 0.00
4/29/2016 0.17
4/30/2016 0.50
5/1/2016 0.05
5/2/2016 0.03
5/3/2016 0.00
5/4/2016 0.00
5/5/2016 0.00
5/6/2016 0.00
5/7/2016 T
5/8/2016 0.62
5/9/2016 0.05
5/10/2016 T
5/11/2016 T
5/12/2016 0.00
5/13/2016 0.00
5/14/2016 0.02
5/15/2016 T
5/16/2016 0.15
5/17/2016 0.41
5/18/2016 0.07
5/19/2016 0.01
5/20/2016 T
5/21/2016 0.00
5/22/2016 0.00
5/23/2016 0.00
5/24/2016 T
5/25/2016 0.00
5/26/2016 T
5/27/2016 T
5/28/2016 0.06
5/29/2016 0.01
5/30/2016 0.04
5/31/2016 T
6/1/2016 0.63
6/2/2016 0.00
6/3/2016 0.00
6/4/2016 T
6/5/2016 0.00
6/6/2016 T
6/7/2016 0.27
6/8/2016 T
6/9/2016 T
6/10/2016 0.10
6/11/2016 0.00
6/12/2016 0.02
6/13/2016 0.03
6/14/2016 0.06
6/15/2016 0.00
6/16/2016
6/17/2016 0.00
6/18/2016 T
6/19/2016
6/20/2016 0.00
6/21/2016 0.00
6/22/2016 0.00
6/23/2016 T
6/24/2016 T
6/25/2016 T
6/26/2016
6/27/2016 0.00
6/28/2016 0.00
6/29/2016 0.03
6/30/2016 T
Day of YearDaily PrcpMultiday Prcp
7/1/2016 0.03
7/2/2016 T
7/3/2016 0.07
7/4/2016 T
7/5/2016 0.00
7/6/2016 T
7/7/2016 0.00
7/8/2016 0.00
7/9/2016 T
7/10/2016 0.00
7/11/2016 0.00
7/12/2016 0.00
7/13/2016 0.00
7/14/2016 0.00
7/15/2016 0.00
7/16/2016 0.17
7/17/2016 0.00
7/18/2016 0.00
7/19/2016 0.05
7/20/2016 T
7/21/2016 T
7/22/2016 T
7/23/2016 0.11
7/24/2016 0.00
7/25/2016 0.00
7/26/2016
7/27/2016 T
7/28/2016 0.00
7/29/2016 T
7/30/2016 0.00
7/31/2016 0.00
8/1/2016 0.01
8/2/2016 0.00
8/3/2016 0.03
8/4/2016 0.08
8/5/2016 0.03
8/6/2016 T
8/7/2016 T
8/8/2016 0.00
8/9/2016 0.00
8/10/2016 T
8/11/2016 **
8/12/2016 **
8/13/2016 **
8/14/2016 **
8/15/2016 **
8/16/2016 **
8/17/2016 **
8/18/2016 0.04
8/19/2016 0.03
8/20/2016 0.07
8/21/2016 0.00
8/22/2016 0.00
8/23/2016 0.00
8/24/2016 0.00
8/25/2016 0.05
8/26/2016 0.04
8/27/2016 0.01
8/28/2016 0.00
8/29/2016 0.00
8/30/2016 0.33
8/31/2016 0.00
9/1/2016 T
9/2/2016 T
9/3/2016 T
9/4/2016 T
9/5/2016 0.00
9/6/2016 0.00
9/7/2016 0.00
9/8/2016 0.00
9/9/2016 0.00
9/10/2016 0.00
9/11/2016 0.00
9/12/2016 0.00
9/13/2016 0.11
9/14/2016 0.02
9/15/2016 0.10
9/16/2016 0.00
9/17/2016 0.00
9/18/2016 0.00
9/19/2016 0.00
9/20/2016 0.00
9/21/2016 0.00
9/22/2016 0.00
9/23/2016
9/24/2016 0.00
9/25/2016 0.00
9/26/2016 0.00
9/27/2016 0.00
9/28/2016 0.00
9/29/2016 0.00
9/30/2016 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2015 7:00 AM T M M M M 3 drops in the gauge.
10/2/2015 7:00 AM T M M M M
10/3/2015 7:00 AM 0.06 M M M M Two thunder storms, one just after 9:40 p.m. with large raindrops, no hail seen; one just before 2 a.m. with only a trace of additional rain
10/4/2015 7:00 AM 0.38 M M M M also, trace to .01 about 6 p.m.
10/5/2015 7:00 AM 0.01 M M M M
10/6/2015 7:00 AM 0.01 M M M M
10/7/2015 7:00 AM 0.11 0.0 M M M Approximately .03 in shower starting at 14:20; .07 in shower starting at 19:15; and .01 in shower starting just after 2 a.m. No thunder or lightning noted.
10/8/2015 7:00 AM 0.00 0.0 M M M
10/9/2015 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/10/2015 7:00 AM 0.00 0.0 M M M
10/11/2015 7:00 AM 0.00 0.0 M M M
10/12/2015 7:00 AM 0.00 0.0 M M M Hot to warm wind through the day
10/13/2015 7:00 AM 0.00 0.0 M M M
10/14/2015 7:00 AM 0.00 0.0 M M M
10/15/2015 7:00 AM 0.00 0.0 M M M
10/16/2015 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
10/17/2015 7:00 AM 0.00 0.0 M M M
10/18/2015 7:00 AM 0.00 0.0 M M M
10/19/2015 7:00 AM 0.00 0.0 M M M
10/20/2015 7:00 AM 0.00 0.0 M M M
10/21/2015 7:00 AM 0.64 0.0 M M M
10/22/2015 7:00 AM 0.17 M M M M Most of rain in the morning, then light drizzle/misting through most of the day
10/23/2015 7:00 AM 0.45 M M M M .34 by 1230, lighter rain after that
10/24/2015 7:00 AM 0.00 0.0 M M M Gray and threatening morning, but no precip. noted. Frost this morning
10/25/2015 7:00 AM 0.01 M M M M Unsure when, but surfaces not prone to dew were moist (like flagstone steps)
10/26/2015 7:00 AM 0.00 0.0 M M M
10/27/2015 7:00 AM 0.00 0.0 M M M
10/28/2015 7:00 AM T M M M M Lots of apparent showers observed around, but only a light trace here
10/29/2015 7:00 AM 0.00 0.0 M M M
10/30/2015 7:00 AM 0.00 0.0 M M M
10/31/2015 7:00 AM T M M M M Mid morning and early afternoon
11/1/2015 7:00 AM 0.00 0.0 M M M
11/2/2015 7:00 AM 0.00 0.0 M M M
11/3/2015 7:00 AM 0.00 0.0 M M M
11/4/2015 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
11/5/2015 7:00 AM 0.36 T M M M Trace of rain about 2:30 PM;, ground observed to be wet about 6:30 PM; corn snow hitting window and briefly collecting at 9:50 PM and for a few minutes after; one thunder peal about 10:00 PM. Ground still wet but not precipitating at observation time
11/6/2015 7:00 AM 0.00 0.0 M 0.0 0.00
11/7/2015 7:00 AM 0.00 0.0 M M M
11/8/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/9/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/10/2015 7:00 AM 0.00 0.0 M M M
11/11/2015 7:00 AM 0.62 4.0 0.58 3.5 M
11/12/2015 7:00 AM 0.00 0.0 0.00 1.5 M
11/13/2015 7:00 AM 0.00 0.0 0.00 0.5 M
11/14/2015 7:00 AM 0.00 0.0 0.00 T M
11/15/2015 7:00 AM 0.00 0.0 0.00 T M Still over an inch on the ground in areas of deep shade
11/16/2015 7:00 AM 0.00 0.0 0.00 T M
11/17/2015 7:00 AM 0.34 T M T M Patchy .10 inch on cars and snow board. Water in device did not freeze.
11/18/2015 7:00 AM 0.00 0.0 0.00 T M Windy all night, but it didn't eat the the remaining patches of snow
11/19/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/21/2015 7:00 AM 0.11 1.8 0.11 2.0 M
11/22/2015 7:00 AM 0.00 0.0 0.00 0.5 M
11/23/2015 7:00 AM 0.00 0.0 0.00 T M
11/24/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/25/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/26/2015 7:00 AM 0.08 0.2 0.40 T M Thin ice layer on east side of cylinder
11/27/2015 7:00 AM 0.13 2.1 0.03 2.0 M Rain snow mix from start of period until about 10:30, then snow; light snow throughout the day
11/28/2015 7:00 AM 0.01 0.6 0.02 2.0 M Brrrr
11/29/2015 7:00 AM T M M 1.5 M Submitted via CoCoRaHS Observer for Android version 1.1.13
11/30/2015 7:00 AM 0.07 0.7 0.06 1.5 M Flurry mid morning, otherwise snow during the night
12/1/2015 7:00 AM 0.00 0.0 0.00 1.0 M
12/2/2015 7:00 AM 0.00 0.0 M 0.5 M
12/3/2015 7:00 AM 0.00 0.0 0.00 0.5 M Full sun areas now mostly bare of snow; about 2 inches in deep shade
12/4/2015 7:00 AM 0.00 0.0 0.00 0.5 M
12/5/2015 7:00 AM 0.00 0.0 0.00 T M snow only in areas of significant shade
12/6/2015 7:00 AM 0.00 0.0 0.00 T M
12/7/2015 7:00 AM 0.00 0.0 0.00 T M
12/8/2015 7:00 AM 0.00 0.0 0.00 T T Chinook winds starting about 1 AM has melted most the rest of the snow.
12/9/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/10/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/11/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/12/2015 7:00 AM 0.01 0.1 M T M
12/13/2015 7:00 AM 0.22 2.2 0.16 2.5 M Brief period with partial melting of snow on the ground noted near noon.
12/14/2015 7:00 AM 0.00 0.0 M 1.5 M
12/15/2015 7:00 AM 0.59 8.1 1.72 9.0 M Cyl. nearly overtopped. West windows plastered with snow.
12/16/2015 7:00 AM 0.19 1.9 0.27 8.0 M Significant wind with sideways snow, compaction, and drifting; open surfaces range from 5 to 12 inches
12/17/2015 7:00 AM 0.00 0.0 0.00 5.5 M
12/18/2015 7:00 AM 0.00 0.0 0.00 4.0 M
12/19/2015 7:00 AM 0.00 0.0 0.00 2.0 M
12/20/2015 7:00 AM 0.00 0.0 M 2.0 M Melted surprisingly little yesterday
12/21/2015 7:00 AM 0.00 0.0 0.00 2.0 M Snow depth ranging from over 8 inches in shadiest areas to 1 inch in sunny areas
12/22/2015 7:00 AM 0.00 0.0 0.00 1.5 M
12/23/2015 7:00 AM 0.03 0.3 3.00 2.0 M Dense fog visible in the Booulder Creek valley below us; clear here. Snow had melted out several feet from the house on the south side and on sunny slopes before snowfall in the night
12/24/2015 7:00 AM 0.00 0.0 0.00 1.5 M
12/26/2015 7:00 AM 0.16 1.6 0.14 3.0 M Flurries started 4:04 pm; dusting by 5:30 pm; majority of snow had fallen by 9:00 pm.
12/27/2015 7:00 AM T T T 3.0 M Light flurries through the morning without further accumulation
12/28/2015 7:00 AM 0.00 0.0 0.00 3.0 0.73
12/29/2015 7:00 AM 0.00 0.0 0.00 2.5 M
12/30/2015 7:00 AM 0.00 0.0 0.00 2.0 M
12/31/2015 7:00 AM 0.00 0.0 0.00 2.0 M
1/1/2016 7:00 AM 0.00 0.0 0.00 1.5 M Very gradually increasing bare patches; snow in protected/shady areas still about 3 inches
1/2/2016 7:00 AM 0.00 0.0 0.00 1.5 M
1/3/2016 7:00 AM 0.00 0.0 0.00 1.5 M
1/4/2016 7:00 AM 0.00 0.0 0.00 1.0 0.35 Snow depths range from 1.5 to 3.0, with significant clear areas.
1/5/2016 7:00 AM 0.00 0.0 0.00 1.0 M
1/6/2016 7:00 AM 0.00 0.0 0.00 0.0 M
1/7/2016 7:00 AM 0.00 0.0 0.00 1.0 M
1/8/2016 7:00 AM 0.19 2.0 0.13 2.5 M Ground observed to be wet about 8:00 PM; slight accumulation noted about 10:00 PM Still snowing lightly this morning.
1/9/2016 7:00 AM 0.02 0.1 T 4.0 M Flurries through much of the day yesterday, without accumulation. Accumulation was overnight. Fog this morning, visibility about 200 yards or less.
1/10/2016 7:00 AM 0.00 0.0 0.00 3.0 M Total snow is a crude estimate; levels range from under 1 inch to over 6 inches.
1/11/2016 7:00 AM 0.00 0.0 0.00 2.5 M Very frosty yesterday morning, on essentially all surfaces.
1/12/2016 7:00 AM 0.00 0.0 0.00 2.5 M
1/13/2016 7:00 AM 0.00 0.0 0.00 2.0 M
1/14/2016 7:00 AM 0.00 0.0 0.00 1.0 M
1/15/2016 7:00 AM 0.00 0.0 0.00 1.0 M
1/16/2016 7:00 AM 0.00 0.0 0.00 1.0 M Decrease in snow level is very slow. Still over 6 inches in shaded areas.
1/17/2016 7:00 AM 0.00 0.0 0.00 1.0 M Snow free patches gradually increasing. Low clouds/fog this morning at second story level.
1/18/2016 7:00 AM 0.00 0.0 0.00 1.0 M Bare ground only in sunniest areas. Otherwise 2-5 inches (down from 3-6 several days ago)
1/19/2016 7:00 AM 0.02 0.2 0.02 0.5 M
1/20/2016 7:00 AM 0.00 0.0 0.00 1.0 M Very slow melting and sublimation
1/21/2016 7:00 AM 0.00 0.0 0.00 0.5 M
1/22/2016 7:00 AM 0.00 0.0 0.00 0.5 M
1/23/2016 7:00 AM 0.00 0.0 0.00 0.5 M
1/24/2016 7:00 AM 0.00 0.0 0.00 0.5 M
1/25/2016 7:00 AM 0.00 0.0 0.00 1.0 0.52 Snow is now granulated ice about 2.5 inches thick with small areas still over 5 inches. Snow cover estimated at 33-40% without tapering of depth. Estimated snow on ground revised to 1.0 inches.
1/26/2016 7:00 AM T T T 1.0 M On and off flurries beginning 1:45
1/27/2016 7:00 AM 0.00 0.0 0.00 0.5 M Snow coverage down to about 25%, but depth continues essentially unchanged with granulated ice about 3 inches most places.
1/28/2016 7:00 AM 0.00 0.0 0.00 0.5 M
1/29/2016 7:00 AM 0.00 0.0 0.00 T M Winds during the night and overnight low above 34 degrees are finally reducing thickness of remaining snow; coverage is under 25%
1/30/2016 7:00 AM 0.00 0.0 0.00 T T
1/31/2016 7:00 AM 0.08 1.1 0.07 1.0 M 1.1 inches of snowfall observed to have fallen at 8 pm with very light snow still falling; still 1.1 in the morning
2/1/2016 7:00 AM 0.14 1.4 0.15 2.0 M A few flakes noted at 1 pm; beginning to collect by 4:45 pm
2/2/2016 7:00 AM 0.84 10.8 0.85 11.5 M 5.1 inches at 8 pm
2/3/2016 7:00 AM 0.04 0.4 M 10.5 M Peak accumulation measured at 10 AM 2/2. Snowboard mostly blown clear by morning
2/4/2016 7:00 AM 0.00 0.0 0.00 8.5 M
2/5/2016 7:00 AM 0.00 0.0 0.00 7.5 M
2/6/2016 7:00 AM 0.00 0.0 0.00 6.5 M
2/7/2016 7:00 AM 0.00 0.0 0.00 4.5 M Wind most of the evening and night with measured gusts over 30 mph
2/8/2016 7:00 AM 0.00 0.0 0.00 4.5 0.76 The snow is hard enough to walk on, on the sunny side of the house
2/9/2016 7:00 AM 0.00 0.0 0.00 3.5 M
2/10/2016 7:00 AM 0.00 0.0 0.00 2.5 M
2/11/2016 7:00 AM 0.00 0.0 0.00 0.5 M Low temperature last night just under 40 degrees
2/13/2016 7:00 AM 0.00 0.0 0.00 T T Fog from at least midnight, continuing this morning. At daylight, visibility less than 100 yards (cannot see the corner)
2/14/2016 7:00 AM 0.00 0.0 0.00 T T Winds with gusts measured at nearly 40 mph between 6 and 8 pm; to 25 mph until11:00 pm, then quieter. Patchy snow left in protected places.
2/15/2016 7:00 AM 0.00 0.0 0.00 T T
2/16/2016 7:00 AM 0.00 0.0 0.00 T T Measured gusts between 29 and 20 mph 8 an to midnight. Very little snow left.
2/17/2016 7:00 AM 0.00 0.0 0.00 T T Patches only in areas which are both shaded and protected from wind
2/18/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
2/19/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 1.1.13
2/20/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
2/21/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
2/22/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
2/23/2016 7:00 AM 0.29 2.6 0.25 2.5 0.19 Rain/snow mix noted at 5:57 pm; 1.1 inch accumulation at 8:00 pm
2/24/2016 7:00 AM 0.00 0.0 0.00 0.5 M
2/25/2016 7:00 AM 0.00 0.0 0.00 T M
2/26/2016 7:00 AM 0.00 0.0 0.00 T M
2/27/2016 7:00 AM 0.00 0.0 0.00 T T
2/29/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00 The back yard was finally dry enough to rake the late leaves from last fall.
3/1/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/2/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/3/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/5/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/7/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/8/2016 7:00 AM 0.01 T T 0.0 0.00
3/9/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/10/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/11/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/13/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/14/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/15/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00 Windy most of the day; measured gusts above 40 mph
3/16/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/17/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/18/2016 7:00 AM 0.97 7.6 0.84 8.0 M Surprise! Still snowing significantly. Accumulation observed at 10 a.m., .3 accumulation at noon, then melted, then started accumulating again 3:30 p.m.
3/19/2016 7:00 AM 0.10 M M 5.0 M Accumulation of between 1 and 2 inches in the morning before melting took over; .3 on board this morning. Light snow off and on through the afternoon, without further accumulation
3/20/2016 7:00 AM 0.00 0.0 0.00 5.0 M
3/21/2016 7:00 AM 0.00 0.0 0.00 0.5 0.13 Chinook winds. Snow on ground and water content are approximate from patchy snow.
3/22/2016 7:00 AM 0.00 0.0 0.00 T T
3/23/2016 7:00 AM 1.43 8.0 1.04 8.0 M Ground white by 3:45 a.m. Snowing hard with light wind at 7 a.m.
3/24/2016 7:00 AM 0.42 16.0 M 17.0 1.74 peak measured snow depth 22.0 inches at 12:30 pm before melting/settling outstripped snow fall rate. Rate was at least 3-4 inches per hour throughout the morning. First pause in snowfall observed about 2 pm, but bands continued until 5 pm. 16.0 was on board this morning
3/25/2016 7:00 AM 0.00 M M 9.5 M Submitted via CoCoRaHS Observer for Android version 1.1.13
3/26/2016 7:00 AM 0.33 3.9 0.32 9.5 M Still snowing lightly
3/27/2016 7:00 AM T T T 6.0 M Street/inteersection flooding from rapid melting and clogged gutters/drains observed about 8:30 a.m.
3/28/2016 7:00 AM 0.00 0.0 0.00 4.0 1.06
3/29/2016 7:00 AM 0.00 0.0 0.00 1.0 M
3/30/2016 7:00 AM 0.10 0.0 0.00 T M 4-5 short showers starting about 5:30 p.m. Just a few patches of snow left by late afternoon, slightly less by morning
3/31/2016 7:00 AM 0.02 T T T T Snow melted almost immediately. Patches of snow from previous snow left in well protected areas.
4/1/2016 7:00 AM T 0.0 0.00 T T Five minute long snowfall without any accumulation Still a few patches on the ground in very protected places
4/2/2016 7:00 AM 0.00 0.0 0.00 T T
4/3/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/4/2016 7:00 AM 0.00 0.0 M 0.0 M
4/5/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/6/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/7/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/8/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/10/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/11/2016 7:00 AM 0.05 0.0 0.00 0.0 0.00
4/12/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/13/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/14/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/15/2016 7:00 AM T 0.0 0.00 0.0 0.00 A brief rain came with the wind
4/16/2016 7:00 AM 0.52 0.0 0.00 0.0 0.00 Falling as nearly snow at reporting time, but not yet hitting the ground as snow
4/17/2016 7:00 AM 1.42 9.7 1.01 9.5 M Solidly changed to snow about 8:00 am, 1 inch accumulation 10 am, 2 inches 2 pm, most of accumulation overnight. Roads did not start collecting snow until in the night.
4/18/2016 7:00 AM 0.10 T M 3.5 0.98 Brief trace accumulation before 8:30 a.m., otherwise did not accumulate. Off and on snow showers at least through the afternoon.
4/19/2016 7:00 AM 0.00 0.0 0.00 T M 2 inches in most protected areas, about 3/4 bare ground
4/20/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/21/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/22/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/23/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/24/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/25/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/26/2016 7:00 AM 0.13 0.0 M 0.0 M Two rain storms. 12:55 to 1:05 am for .06 in. 5:45 to 6:15 am for .07 in.
4/27/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/28/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/29/2016 7:00 AM 0.17 T T T T from the start, falling as snow/nearly snow and melting, trace accumulation on board and other wooden surfaces this morning, none on grassy areas
4/30/2016 7:00 AM 0.50 0.1 M T M
5/1/2016 7:00 AM 0.05 0.1 M T M
5/2/2016 7:00 AM 0.03 0.2 M 0.0 0.00 Flurries of snow off and on through the day; .2 inches accumulated by 9 a.m., then melted
5/3/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/4/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/5/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/6/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/7/2016 7:00 AM T 0.0 0.00 0.0 0.00
5/8/2016 7:00 AM 0.62 0.0 0.00 0.0 0.00 Hail report filed. Heaviest moisture while we were away, probably about 1 pm.
5/9/2016 7:00 AM 0.05 0.0 0.00 0.0 0.00
5/10/2016 7:00 AM T 0.0 0.00 0.0 0.00
5/11/2016 7:00 AM T 0.0 0.00 0.0 0.00
5/12/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/13/2016 7:00 AM 0.00 0.0 M M M
5/14/2016 7:00 AM 0.02 0.0 0.00 0.0 0.00
5/15/2016 7:00 AM T M M M M
5/16/2016 7:00 AM 0.15 0.0 0.00 0.0 0.00
5/17/2016 7:00 AM 0.41 0.0 0.00 0.0 0.00
5/18/2016 7:00 AM 0.07 0.0 0.00 0.0 0.00
5/19/2016 7:00 AM 0.01 0.0 0.00 0.0 0.00 Fog broke to partly cloudy and the sun rose above the eastern clouds about 8:30 a.m.
5/20/2016 7:00 AM T 0.0 0.00 0.0 0.00 not enough to wet the ground
5/21/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/22/2016 7:00 AM 0.00 0.0 M M M
5/23/2016 7:00 AM 0.00 0.0 M M M
5/24/2016 7:00 AM T 0.0 0.00 0.0 0.00
5/25/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/26/2016 7:00 AM T 0.0 0.00 0.0 0.00
5/27/2016 7:00 AM T 0.0 0.00 0.0 0.00
5/28/2016 7:00 AM 0.06 0.0 0.00 0.0 0.00
5/29/2016 7:00 AM 0.01 0.0 0.00 0.0 0.00
5/30/2016 7:00 AM 0.04 0.0 0.00 0.0 0.00
5/31/2016 7:00 AM T M M M M
6/1/2016 7:00 AM 0.63 M M M M rain rate above 1 inch per hour reported by Davis Vantage Vue at 1:25, 1:30, 1:35, and 1:40 a.m.
6/2/2016 7:00 AM 0.00 0.0 M M M
6/3/2016 7:00 AM 0.00 0.0 M M M
6/4/2016 7:00 AM T M M M M
6/5/2016 7:00 AM 0.00 0.0 M M M
6/6/2016 7:00 AM T M M M M
6/7/2016 7:00 AM 0.27 M M M M Hail report filed. Three cells: first one with hail, second one 4:15 pm, soon after first had ended with heaviest rain, third one just prior to 9 pm
6/8/2016 7:00 AM T M M M M
6/9/2016 7:00 AM T M M M M
6/10/2016 7:00 AM 0.10 M M M M
6/11/2016 7:00 AM 0.00 0.0 M M M
6/12/2016 7:00 AM 0.02 M M M M
6/13/2016 7:00 AM 0.03 M M M M Continuous, rolling thunder and dark skies
6/14/2016 7:00 AM 0.06 M M M M Several light showers until early evening.
6/15/2016 7:00 AM 0.00 0.0 M M M
6/17/2016 7:00 AM 0.00 0.0 M M M
6/18/2016 7:00 AM T M M M M
6/20/2016 7:00 AM 0.00 0.0 0.00 0.0 M
6/21/2016 7:00 AM 0.00 0.0 M M M
6/22/2016 7:00 AM 0.00 0.0 M M M
6/23/2016 7:00 AM T M M M M
6/24/2016 7:00 AM T M M M M
6/25/2016 7:00 AM T M M M M
6/27/2016 7:00 AM 0.00 0.0 M M M
6/28/2016 7:00 AM 0.00 0.0 M M M Humidity went up steeply shortly before 9 pm but no rain reaching the ground was noted.
6/29/2016 7:00 AM 0.03 M M M M
6/30/2016 7:00 AM T M M M M
7/1/2016 7:00 AM 0.03 M M M M
7/2/2016 7:00 AM T M M M M
7/3/2016 7:00 AM 0.07 M M M M
7/4/2016 7:00 AM T M M M M borne on the wind
7/5/2016 7:00 AM 0.00 0.0 M M M Thunder storm passed by with dark clouds and cooling wind about 3 pm, but no trace or other moisture noted
7/6/2016 7:00 AM T M M M M
7/7/2016 7:00 AM 0.00 0.0 M M M
7/8/2016 7:00 AM 0.00 0.0 M M M
7/9/2016 7:00 AM T M M M M
7/10/2016 7:00 AM 0.00 0.0 M M M
7/11/2016 7:00 AM 0.00 0.0 M M M
7/12/2016 7:00 AM 0.00 0.0 M M M
7/13/2016 7:00 AM 0.00 0.0 M M M
7/14/2016 7:00 AM 0.00 0.0 M M M
7/15/2016 7:00 AM 0.00 0.0 M M M
7/16/2016 7:00 AM 0.17 M M M M Trace about 1 pm; rain below
7/17/2016 7:00 AM 0.00 0.0 M M M
7/18/2016 7:00 AM 0.00 0.0 M M M
7/19/2016 7:00 AM 0.05 M M M M Trace at 1:40 pm; brief light to moderate rain (.04) just after 6 pm, another .01 about 9:30 pm
7/20/2016 7:00 AM T M M M M
7/21/2016 7:00 AM T M M M M
7/22/2016 7:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
7/23/2016 7:00 AM 0.11 M M M M
7/24/2016 7:00 AM 0.00 0.0 M M M
7/25/2016 7:00 AM 0.00 0.0 M M M
7/27/2016 7:00 AM T M M M M
7/28/2016 7:00 AM 0.00 0.0 M M M
7/29/2016 7:00 AM T M M M M
7/30/2016 7:00 AM 0.00 0.0 M M M
7/31/2016 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
8/1/2016 7:00 AM 0.01 M M M M
8/2/2016 7:00 AM 0.00 0.0 M M M
8/3/2016 7:00 AM 0.03 M M M M Just enough rain to cool things down almost 10 degrees F.
8/4/2016 7:00 AM 0.08 M M M M
8/5/2016 7:00 AM 0.03 M M M M
8/6/2016 7:00 AM T M M M M
8/7/2016 7:00 AM T M M M M light fog this morning; visibiliy about 1 mile
8/8/2016 7:00 AM 0.00 0.0 M M M
8/9/2016 7:00 AM 0.00 0.0 M M M
8/10/2016 7:00 AM T M M M M
8/19/2016 7:00 AM 0.03 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/20/2016 7:00 AM 0.07 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/21/2016 7:00 AM 0.00 0.0 M M M
8/22/2016 7:00 AM 0.00 0.0 M M M
8/23/2016 7:00 AM 0.00 0.0 M M M
8/24/2016 7:00 AM 0.00 0.0 M M M
8/25/2016 7:00 AM 0.05 M M M M 6 to 10 light showers noted, finally totaled something measurable--last .01 may have been dew.
8/26/2016 7:00 AM 0.04 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/27/2016 7:00 AM 0.01 M M M M Accumulated in more than one brief, light shower
8/28/2016 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/29/2016 7:00 AM 0.00 0.0 M M M None noted to reach the ground
8/30/2016 7:00 AM 0.33 M M M M
8/31/2016 7:00 AM 0.00 0.0 M M M Thunder, but no rain making it to the ground observed.
9/1/2016 7:00 AM T M M M M trace in cylinder may have been dew
9/2/2016 7:00 AM T M M M M Thunder and lightning show about 7:00 pm to the west/northwest; trace about 9:00 pm
9/3/2016 7:00 AM T M M M M
9/4/2016 7:00 AM T M M M M
9/5/2016 7:00 AM 0.00 0.0 M M M
9/6/2016 7:00 AM 0.00 0.0 M M M
9/7/2016 7:00 AM 0.00 0.0 M M M
9/8/2016 7:00 AM 0.00 0.0 M M M
9/9/2016 7:00 AM 0.00 0.0 M M M
9/10/2016 7:00 AM 0.00 0.0 M M M
9/11/2016 7:00 AM 0.00 0.0 M M M
9/12/2016 7:00 AM 0.00 0.0 M M M
9/13/2016 7:00 AM 0.11 M M M M Very light misting rain at time of observation. Light rain heard often during the night. Light shower about 7 pm may have been beginning.
9/14/2016 7:00 AM 0.02 M M M M
9/15/2016 7:00 AM 0.10 0.0 0.00 0.0 0.00
9/16/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
9/17/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
9/18/2016 7:00 AM 0.00 0.0 M M M
9/19/2016 6:37 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
9/20/2016 7:00 AM 0.00 0.0 M M M
9/21/2016 7:00 AM 0.00 0.0 M 0.0 M
9/22/2016 7:00 AM 0.00 0.0 M M M
9/24/2016 7:00 AM 0.00 0.0 M M M
9/25/2016 7:00 AM 0.00 0.0 M M M
9/26/2016 7:00 AM 0.00 0.0 0.00 0.0 0.00
9/27/2016 7:00 AM 0.00 0.0 M M M
9/28/2016 7:00 AM 0.00 0.0 M M M
9/29/2016 7:00 AM 0.00 0.0 M M M
9/30/2016 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
8/11/2016 8/18/2016 7:00 AM 8 0.04 M M Davis gauge showed .03 between 8:15 and 8:30 on Tuesday, Aug. 16th



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
3/7/2016 11:45 AM Started as rain to snow, then snow pellets, then clearly hail 1/4" Pea Size Rice Rice Hard|Soft|Clear Ice|White Ice 5 3min no damage Continuous False After rain
5/7/2016 1:30 PM Hail observed along 95th street Pike Road to Lookout Road with drifts and with hail across the road looking like slush; unable to measure; heaviest on northeast side of Gunbarrel Hill on Lookout Road, much less on South west side. Arriving home, 1:50 pm, rice size hail observed to have collected on wood surfaces to depth of about .2 inch NA NA NA Mixed|Clear Ice|White Ice no damage True
6/6/2016 4:06 PM 1/2" Grape 3/8" 1/4" Pea Size Mixed 6 1min minor leaf damage Continuous True After rain After smaller hail 30-40