Station Overview Station Location
Station Number CO-BO-120 Latitude 40.0132
Station Name Boulder 3.0 E Longitude -105.2064
County Boulder Elevation (ft) 5266



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 17 1.23 2.27 30 2.27 22 0.00 8 3 9 1 3.0 1 0
Nov 17 0.91 0.37 30 0.35 12 0.02 18 4 5 0 4.0 2 1
Dec 17 0.68 0.20 30 0.06 14 0.14 16 4 2 1 2.0 1 0
Jan 18 0.55 0.33 30 0.02 10 0.31 20 5 1 0 0.0 0 1
Feb 18 0.56 0.87 28 0.33 12 0.54 16 6 3 2 6.0 2 1
March 18 1.75 2.27 27 1.53 20 0.74 7 2 6 0 3.5 2 0
April 18 2.12 1.19 28 1.01 14 0.18 14 6 5 0 1.0 1 1
May 18 2.46 7.22 30 5.72 17 1.50 13 5 7 1 0.0 0 0
June 18 1.95 1.43 25 0.74 17 0.69 8 3 3 4 0.0 0 0
July 18 1.67 1.91 29 0.85 11 1.06 18 3 4 2 0.0 0 0
Aug 18 1.57 0.17 31 0.01 10 0.16 21 7 1 0 0.0 0 0
Sept 18 1.51 0.85 27 0.85 19 0.00 8 4 4 0 0.0 0 0
Water Year Totals: 16.96" 19.08" 345 days 13.74" 178 5.34" 167 days 52 50 days 11 days 19.5" 9 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
10/1/2017 0.06
10/2/2017 0.87
10/3/2017 0.42
10/4/2017 0.01
10/5/2017 0.01
10/6/2017 0.00
10/7/2017 **
10/8/2017 0.00
10/9/2017 0.78
10/10/2017 0.02
10/11/2017 **
10/12/2017 0.00
10/13/2017 0.00
10/14/2017 0.00
10/15/2017 0.00
10/16/2017 0.00
10/17/2017 0.00
10/18/2017 0.00
10/19/2017 0.00
10/20/2017 0.00
10/21/2017 **
10/22/2017 **
10/23/2017 0.00
10/24/2017 0.00
10/25/2017 0.00
10/26/2017 T
10/27/2017 0.05
10/28/2017 0.00
10/29/2017
10/30/2017 0.05
10/31/2017 **
11/1/2017 **
11/2/2017 **
11/3/2017 **
11/4/2017 **
11/5/2017 0.02
11/6/2017 0.00
11/7/2017 0.18
11/8/2017 0.09
11/9/2017 0.00
11/10/2017 0.00
11/11/2017 **
11/12/2017 **
11/13/2017 **
11/14/2017 **
11/15/2017 0.00
11/16/2017 0.00
11/17/2017 0.00
11/18/2017 0.05
11/19/2017 **
11/20/2017 0.00
11/21/2017 0.02
11/22/2017 **
11/23/2017 **
11/24/2017 **
11/25/2017 **
11/26/2017 **
11/27/2017 0.00
11/28/2017 0.01
11/29/2017 0.00
11/30/2017 0.00
12/1/2017 0.00
12/2/2017 **
12/3/2017 **
12/4/2017 0.00
12/5/2017 0.00
12/6/2017
12/7/2017 0.00
12/8/2017 0.00
12/9/2017 **
12/10/2017 **
12/11/2017 0.00
12/12/2017 0.00
12/13/2017 0.00
12/14/2017 0.05
12/15/2017 0.00
12/16/2017 0.00
12/17/2017 0.01
12/18/2017 0.00
12/19/2017 0.00
12/20/2017 **
12/21/2017 **
12/22/2017 **
12/23/2017 **
12/24/2017 **
12/25/2017 **
12/26/2017 **
12/27/2017 0.14
12/28/2017 0.00
12/29/2017 **
12/30/2017 T
12/31/2017 T
Day of YearDaily PrcpMultiday Prcp
1/1/2018 **
1/2/2018 **
1/3/2018 **
1/4/2018 0.00
1/5/2018 0.00
1/6/2018 **
1/7/2018 **
1/8/2018 0.00
1/9/2018 0.00
1/10/2018 0.02
1/11/2018 **
1/12/2018 **
1/13/2018 **
1/14/2018 **
1/15/2018 **
1/16/2018 0.03
1/17/2018 0.00
1/18/2018 0.00
1/19/2018 **
1/20/2018 **
1/21/2018 **
1/22/2018 0.28
1/23/2018 0.00
1/24/2018 0.00
1/25/2018 0.00
1/26/2018 0.00
1/27/2018 **
1/28/2018 **
1/29/2018 0.00
1/30/2018
1/31/2018 0.00
2/1/2018 0.03
2/2/2018 0.00
2/3/2018 **
2/4/2018 **
2/5/2018 0.03
2/6/2018 T
2/7/2018
2/8/2018 0.00
2/9/2018 T
2/10/2018 **
2/11/2018 **
2/12/2018 0.12
2/13/2018 0.00
2/14/2018 0.00
2/15/2018 0.00
2/16/2018 0.01
2/17/2018 **
2/18/2018 0.00
2/19/2018 **
2/20/2018 0.29 0.29
2/21/2018 **
2/22/2018 **
2/23/2018 0.00
2/24/2018 **
2/25/2018 **
2/26/2018 0.10
2/27/2018 0.00
2/28/2018 0.00
3/1/2018 0.00
3/2/2018 0.00
3/3/2018 0.00
3/4/2018
3/5/2018 0.00
3/6/2018 0.00
3/7/2018 0.00
3/8/2018
3/9/2018 0.00
3/10/2018 **
3/11/2018 **
3/12/2018 0.00
3/13/2018 0.00
3/14/2018 0.00
3/15/2018 0.00
3/16/2018 0.22
3/17/2018 **
3/18/2018 **
3/19/2018 0.74
3/20/2018 0.00
3/21/2018 0.00
3/22/2018 0.00
3/23/2018 0.00
3/24/2018
3/25/2018
3/26/2018 0.06
3/27/2018 0.71
3/28/2018 0.12
3/29/2018 0.31
3/30/2018 0.11
3/31/2018 **
Day of YearDaily PrcpMultiday Prcp
4/1/2018 **
4/2/2018 0.03
4/3/2018 0.00
4/4/2018 0.00
4/5/2018 0.00
4/6/2018 0.07
4/7/2018 **
4/8/2018 0.04
4/9/2018 **
4/10/2018 **
4/11/2018 0.07
4/12/2018 **
4/13/2018 0.04
4/14/2018 **
4/15/2018 **
4/16/2018 0.00
4/17/2018 0.00
4/18/2018 0.00
4/19/2018 0.00
4/20/2018 0.00
4/21/2018
4/22/2018 0.42
4/23/2018 0.05
4/24/2018 0.32
4/25/2018 0.15
4/26/2018
4/27/2018 0.00
4/28/2018 **
4/29/2018 0.00
4/30/2018 0.00
5/1/2018 T
5/2/2018
5/3/2018 1.65
5/4/2018 **
5/5/2018 **
5/6/2018 **
5/7/2018 **
5/8/2018 0.08
5/9/2018 0.00
5/10/2018 0.00
5/11/2018 0.00
5/12/2018 0.16
5/13/2018 **
5/14/2018 1.24
5/15/2018 0.00
5/16/2018 0.00
5/17/2018 0.01
5/18/2018 0.00
5/19/2018 3.60
5/20/2018 0.11
5/21/2018 **
5/22/2018 0.11
5/23/2018 0.03
5/24/2018 0.00
5/25/2018 0.00
5/26/2018 **
5/27/2018 0.00
5/28/2018 **
5/29/2018 0.07
5/30/2018 0.00
5/31/2018 0.16
6/1/2018 0.00
6/2/2018 0.00
6/3/2018
6/4/2018 0.00
6/5/2018 0.00
6/6/2018 0.00
6/7/2018 T
6/8/2018
6/9/2018 **
6/10/2018 0.00
6/11/2018 0.00
6/12/2018
6/13/2018 0.00
6/14/2018
6/15/2018 T
6/16/2018 0.10
6/17/2018 **
6/18/2018 0.64
6/19/2018 0.62
6/20/2018 T
6/21/2018 0.00
6/22/2018 0.00
6/23/2018 0.02
6/24/2018 **
6/25/2018 0.05
6/26/2018 0.00
6/27/2018
6/28/2018 T
6/29/2018 **
6/30/2018 **
Day of YearDaily PrcpMultiday Prcp
7/1/2018 **
7/2/2018 **
7/3/2018 **
7/4/2018 **
7/5/2018 **
7/6/2018 **
7/7/2018 **
7/8/2018 **
7/9/2018 **
7/10/2018 **
7/11/2018 0.00
7/12/2018 0.03
7/13/2018 0.00
7/14/2018 0.00
7/15/2018 **
7/16/2018 0.32
7/17/2018 T
7/18/2018 T
7/19/2018 0.00
7/20/2018 0.00
7/21/2018 0.08
7/22/2018
7/23/2018 0.20
7/24/2018 0.54
7/25/2018 **
7/26/2018 **
7/27/2018 **
7/28/2018 **
7/29/2018 0.74
7/30/2018
7/31/2018 0.00
8/1/2018 0.00
8/2/2018 0.00
8/3/2018 0.01
8/4/2018 **
8/5/2018 **
8/6/2018 0.00
8/7/2018 **
8/8/2018 0.00
8/9/2018 0.00
8/10/2018 0.00
8/11/2018 **
8/12/2018 0.00
8/13/2018 0.00
8/14/2018 **
8/15/2018 **
8/16/2018 **
8/17/2018 0.11
8/18/2018 **
8/19/2018 0.05
8/20/2018 0.00
8/21/2018 **
8/22/2018 **
8/23/2018 0.00
8/24/2018 0.00
8/25/2018 0.00
8/26/2018 **
8/27/2018 **
8/28/2018 **
8/29/2018 **
8/30/2018 0.00
8/31/2018 0.00
9/1/2018 0.00
9/2/2018
9/3/2018 0.00
9/4/2018 0.00
9/5/2018 0.75
9/6/2018 0.04
9/7/2018
9/8/2018
9/9/2018 0.04
9/10/2018 0.00
9/11/2018 0.00
9/12/2018 **
9/13/2018 0.00
9/14/2018 **
9/15/2018 0.00
9/16/2018 0.00
9/17/2018 0.00
9/18/2018 0.00
9/19/2018 0.00
9/20/2018 0.02
9/21/2018 0.00
9/22/2018 **
9/23/2018 0.00
9/24/2018 0.00
9/25/2018 0.00
9/26/2018 0.00
9/27/2018 0.00
9/28/2018 0.00
9/29/2018 **
9/30/2018 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2017 7:55 PM 0.06 M M M M Mostly cloudy; 55°F.; NE breeze.
10/2/2017 12:55 PM 0.87 M M M M Cloudy with light rain; 46°F.; light North wind.
10/3/2017 2:35 PM 0.42 M M M M Cloudy; 54°F.; light NW breeze.
10/4/2017 4:40 PM 0.01 M M M M Clear; 60°F.; light NE breeze.
10/5/2017 4:25 PM 0.01 M M M M Partly cloudy; 62°F.; light NE breeze.
10/6/2017 12:25 PM 0.00 0.0 M M M Mostly clear; 60°F.; light NE breeze.
10/9/2017 7:30 PM 0.78 3.0 M M M Partly cloudy; 36°F.; light SSW breeze. Most of the snow has already melted. Storm started as rain last evening and turned to snow in the early a.m.
10/10/2017 5:25 PM 0.02 0.0 M 0.0 M Clear; 48°F.; light SW breeze. Snow all melted.
10/13/2017 1:40 PM 0.00 0.0 M M M Clear but smoky; 55°F.; NE breeze.
10/14/2017 12:20 PM 0.00 0.0 M M M Mostly clear; 58°F.; fairly strong West wind (Chinook).
10/15/2017 3:00 PM 0.00 0.0 M M M
10/16/2017 2:10 PM 0.00 0.0 M M M Partly cloudy (convection & lenticular clouds); 59°F.; light North breeze.
10/17/2017 2:55 PM 0.00 0.0 M M M Partly cloudy (convection & cirrus clouds); 65°F.; NE breeze.
10/18/2017 11:00 AM 0.00 0.0 M M M Partly cloudy; 61°F.; NE breeze.
10/19/2017 4:20 PM 0.00 0.0 M M M Partly cloudy (high cirrus clouds); 66°F; light NE breeze.
10/20/2017 3:25 PM 0.00 0.0 M M M Partly cloudy; 68°F.; NE breeze.
10/24/2017 4:55 PM 0.00 0.0 M M M Partly cloudy (high cirrus clouds); 54°F.; slight SE breeze.
10/25/2017 3:30 PM 0.00 0.0 M M M Clear; 76°F.; fairly strong West wind.
10/26/2017 7:00 AM T M M M M Cloudy, beginning to snow; 40°F.; NE wind.
10/27/2017 12:30 PM 0.05 M M M M Partly cloudy; 41°F.; East breeze. All snow is melted and the ground is bare.
10/28/2017 4:55 PM 0.00 0.0 M M M Mostly clear; 54°F.; slight SE breeze.
10/30/2017 2:40 PM 0.05 M M M M Cloudy; 38°F.; slight NE breeze. Some freezing rain and sleet earlier this morning. All melted.
11/6/2017 2:40 PM 0.00 0.0 M M M Mostly cloudy; 44°F.; calm.
11/7/2017 2:45 PM 0.18 2.0 M 2.0 M Cloudy; 33°F.; very slight NE breeze.
11/8/2017 1:45 PM 0.09 2.0 M M M Mostly clear; 39°F.; calm. Most of the snow has melted, except in shade areas.
11/9/2017 11:30 AM 0.00 0.0 M M M Mostly cloudy; 36°F.; calm.
11/10/2017 12:35 PM 0.00 0.0 M M M Partly cloudy; 46°F.; light North breeze.
11/16/2017 2:10 PM 0.00 0.0 M M M Partly cloudy; 60°F.; NE breeze.
11/17/2017 2:10 PM 0.00 0.0 M M M Mostly cloudy, windy, slightly spitting rain; 60°F.; strong SW wind. Stormy-looking over the mountains to the West.
11/18/2017 2:25 PM 0.05 M M M M Clear; 45°F.; light NE breeze. Shower last evening.
11/21/2017 12:15 PM 0.02 0.0 M M M Cloudy; 46°F.; slight ENE breeze.
11/28/2017 1:10 PM 0.01 M M M M Partly cloudy; 46°F.; SE breeze.
11/29/2017 3:00 PM 0.00 0.0 M M M Partly cloudy; 63°F.; NW breeze.
11/30/2017 1:40 PM 0.00 0.0 M M M Mostly clear; 45°F.; West breeze.
12/1/2017 11:55 AM 0.00 0.0 M M M Partly cloudy; 53°F.; North breeze.
12/5/2017 1:40 PM 0.00 0.0 M M M Clear; 40°F.; NNE breeze.
12/7/2017 4:00 PM 0.00 0.0 M M M Cloudy; 37°F.; light East breeze.
12/8/2017 11:00 AM 0.00 0.0 M M M Mostly cloudy; 52°F.; West breeze.
12/12/2017 4:50 PM 0.00 0.0 M M M Mostly clear; 55°F.; West wind.
12/13/2017 1:40 PM 0.00 0.0 M M M Partly cloudy; 50°F.; South breeze.
12/14/2017 1:00 PM 0.05 2.0 M M M Partly cloudy; 40°F.; light NE breeze. Snow all melted.
12/15/2017 3:10 PM 0.00 0.0 M M M Mostly clear; 52°F.; light SSW breeze.
12/16/2017 4:40 PM 0.00 0.0 M M M Mostly cloudy; 43°F.; calm.
12/17/2017 3:50 PM 0.01 M M M M Partly cloudy (hazy); 40°F.; slight East wind.
12/18/2017 2:15 PM 0.00 0.0 M M M Partly cloudy; 44°F.; calm.
12/19/2017 2:10 PM 0.00 0.0 M M M Clear but hazy; 44°F.; slight North breeze.
12/28/2017 2:20 PM 0.00 0.0 M M M Partly cloudy; 37°F.; NE breeze.
12/31/2017 3:50 PM T M M M M Cloudy; 22°F.; very slight ENE breeze. Occasional snow flake.
1/5/2018 2:20 PM 0.00 0.0 M M M Partly cloudy; 48°F.; NE breeze.
1/9/2018 12:50 PM 0.00 0.0 M M M Partly cloudy; 62°F.; West wind (Chinook)
1/10/2018 4:55 PM 0.02 M M M M Mostly cloudy; 47°F.; West breeze. Shower this afternoon.
1/17/2018 1:55 PM 0.00 0.0 M M M Clear; 41°F.; ESE breeze. Snow on the ground is mostly melted.
1/18/2018 4:45 PM 0.00 0.0 M M M Mostly cloudy (high cirrus clouds); 45°F.; slight NNE breeze.
1/23/2018 2:40 PM 0.00 0.0 M 3.0 M Clear (one convection cloud); 38°F.; light North breeze. Snow depth varies due to original drifting. Some areas ground is bare, other areas in shade it is 5" deep.
1/24/2018 1:30 PM 0.00 0.0 M M M Partly cloudy (convection cloud); 39°F.; calm.
1/25/2018 4:20 PM 0.00 0.0 M M M Partly cloudy; 44°F.; light North breeze.
1/26/2018 2:40 PM 0.00 0.0 M M M Partly cloudy; 38°F.; WNW wind.
1/31/2018 3:35 PM 0.00 0.0 M M M Partly cloudy; 41°F.; ENE breeze.
2/1/2018 3:30 PM 0.03 T M M M Cloudy; 35°F.; light NNE breeze. A skiff of snow this morning is all melted. Ground is bare except for a occasional patches of old snow from last week.
2/2/2018 2:20 PM 0.00 0.0 M M M Mostly cloudy, 45°F.; ENE wind. Old snow patches all melted.
2/6/2018 1:40 PM T M M M M Partly cloudy; 43°F.; NE breeze. A skiff of snow last evening is all melted.
2/8/2018 2:10 PM 0.00 0.0 M M M Partly cloudy: 57°F.; strong, gusty West "Chinook" wind.
2/9/2018 3:30 PM T M M M M Cloudy; 34°F.; NE wind.
2/13/2018 12:30 PM 0.00 0.0 M M M Clear
2/14/2018 4:05 PM 0.00 0.0 M M M Partly cloudy; 58°F.; West wind.
2/15/2018 2:10 PM 0.00 0.0 M M M Partly cloud; 49°F.; gusty West wind.
2/16/2018 11:55 AM 0.01 0.5 M M M Mostly clear (some high cirrus clouds); 32°F.; light NNE breeze. Snow last night is melted, except for a few patches in the shade.
2/20/2018 2:30 PM 0.29 5.5 M 5.5 M Mostly cloudy; 20°F.; slight East breeze. The bulk of the snow was yesterday evening
2/27/2018 4:45 PM 0.00 0.0 M M M Clear; 44°F.; slight NNE breeze.
2/28/2018 3:40 PM 0.00 0.0 M M M Mostly cloudy; 45°F.; NE breeze.
3/1/2018 3:00 PM 0.00 0.0 M M M Partly cloudy; 47°F.; NW breeze; ground mostly bare; snow mostly melted.
3/2/2018 3:30 PM 0.00 0.0 M M M Clear; 62°F.; West wind.
3/3/2018 5:25 PM 0.00 0.0 M M M Partly cloudy; 56°F.; NW breeze.
3/5/2018 10:45 AM 0.00 0.0 M M M Mostly clear; 36°F.; strong gusty West wind. Wind cloud over the continental divide (high country)to the west.
3/6/2018 3:30 PM 0.00 0.0 M M M Clear; 45°F.; ENE breeze.
3/7/2018 1:45 PM 0.00 0.0 M M M Mostly clear; 44°F.; ENE breeze.
3/9/2018 12:05 PM 0.00 0.0 M M M Partly cloudy; 62°F.; NW wind.
3/13/2018 2:50 PM 0.00 0.0 M M M Mostly clear; 51°F.; East breeze.
3/14/2018 12:30 PM 0.00 0.0 M M M Mostly cloudy; 54°F.; light NNE breeze.
3/15/2018 1:45 PM 0.00 0.0 M M M Mostly cloudy; 62°F.; light North breeze.
3/16/2018 1:30 PM 0.22 M M M M Mostly clear; 50°F.; gusty NW wind (wind clouds over the mountains to the West). Rain showers last evening.
3/20/2018 1:45 PM 0.00 0.0 M M M Mostly clear; 48°F.; NW wind.
3/21/2018 1:50 PM 0.00 0.0 M M M Partly cloudy; 54°F.; North breeze.
3/22/2018 2:30 PM 0.00 0.0 M M M Partly cloudy; 67°F.; calm.
3/23/2018 2:50 PM 0.00 0.0 M M M Mostly clear; 63°F.; Fairly strong, gusty West wind. Wind cloud over the Continental Divide mountains to the West.
3/26/2018 5:30 PM 0.06 M M M M Cloudy with light rain; 48°F.; slight SW breeze.
3/27/2018 2:30 PM 0.71 2.0 M M M Clear; 46°F.; SW wind. Clouds over the mountains to the West. Rain turning to wet spring snow yesterday evening. Snow all melted, except for shady spots on north side of building.
3/28/2018 2:30 PM 0.12 M M M M Cloudy and raining; 40°F.; NE wind.
3/29/2018 4:30 PM 0.31 M M M M Cloudy and spitting raindrops; 40°F.; NE wind. Heavy wet spring snow yesterday afternoon is all melted.
3/30/2018 3:15 PM 0.11 1.5 M M M Partly cloudy; 60°f.; North breeze. Precipitation is from yesterday afternoon and early evening: rain & wet snow, which is now all melted.
4/3/2018 2:00 PM 0.00 0.0 M M M Clear; 50°F.; SW breeze.
4/4/2018 3:30 PM 0.00 0.0 M M M Mostly cloudy; 58°F.; ENE wind.
4/5/2018 1:10 PM 0.00 0.0 M M M Mostly cloudy; 63°F.; West wind.
4/6/2018 4:50 PM 0.07 1.0 M 1.0 M Cloudy and snowing; 33°F.; NE wind.
4/17/2018 2:30 PM 0.00 0.0 M M M Partly cloudy and windy; 52°F.; very strong, gusty West wind.
4/18/2018 2:10 PM 0.00 0.0 M M M Mostly clear (a few high cirrus clouds); 56°F.; East breeze.
4/19/2018 3:35 PM 0.00 0.0 M M M Mostly cloudy (high cirrus clouds); 60°F.; light NE breeze.
4/20/2018 1:15 PM 0.00 0.0 M M M Cloudy; 52°F.; NW breeze.
4/22/2018 5:50 PM 0.42 0.0 M M M Clear; 59°F.; East breeze.
4/23/2018 3:00 PM 0.05 M M M M Mostly cloudy; 64°F.; slight NE breeze. Short shower earlier this afternoon.
4/24/2018 1:15 PM 0.32 M M M M Cloudy and snowing (melting); 40°F.; NE breeze.
4/25/2018 11:50 AM 0.15 M M M M Clear, 55°F.; East breeze. Precipitation yesterday afternoon.
4/27/2018 3:00 PM 0.00 0.0 M M M Clear; 67°F.; light East breeze.
4/30/2018 2:40 PM 0.00 0.0 M M M Partly cloudy; 69°F.; NE breeze.
5/1/2018 2:00 PM T M M M M Mostly cloudy; 61°F.; North breeze.
5/3/2018 1:45 PM 1.65 M M M M Cloudy and raining; 43°F.; calm.
5/9/2018 4:10 PM 0.00 0.0 M M M Cloudy; 76°F.; slight North breeze.
5/10/2018 3:20 PM 0.00 0.0 M M M Partly cloudy; 78°F.; light NE breeze.
5/11/2018 2:20 PM 0.00 0.0 M M M Cloudy; 74°F.; NNE breeze.
5/12/2018 2:15 PM 0.16 M M M M Cloudy; 60°F.; light North breeze. Rain earlier in the a.m.
5/15/2018 6:00 PM 0.00 0.0 M M M Partly cloudy; 69°F.; North breeze.
5/16/2018 2:15 PM 0.00 0.0 M M M Mostly clear; 77°F.; East breeze.
5/17/2018 12:25 PM 0.01 0.0 M M M Partly cloudy; 74°F.; NE breeze.
5/18/2018 12:01 PM 0.00 0.0 M M M Partly cloudy; 66°F.; light North breeze.
5/19/2018 2:25 PM 3.60 M M M M Cloudy and sprinkling; 47°F.; NE wind. Severe hail and rain storm yesterday late afternoon. Shredded leaves off trees and plants. Hail lasted over 45 minutes with 3" accumulated on ground.
5/20/2018 12:05 PM 0.11 M M M M Cloudy; 53°F.; calm.
5/23/2018 3:50 PM 0.03 M M M M Partly cloudy; 73°F; NE breeze. Major storm passed to the north of us earlier this afternoon.
5/24/2018 2:50 PM 0.00 0.0 M M M Partly cloudy; 79°F.; light East breeze.
5/25/2018 2:05 PM 0.00 0.0 M M M Mostly clear; 83°F.; East breeze.
5/30/2018 2:15 PM 0.00 0.0 M M M Partly cloudy; 79°F.; NE breeze.
5/31/2018 3:30 PM 0.16 M M M M Partly cloudy; 84°F.; ENE breeze. Shower yesterday early evening.
6/1/2018 11:10 AM 0.00 0.0 M M M Clear; 80°F.; NW wind.
6/2/2018 11:10 AM 0.00 0.0 M M M Clear; 76°F.; East breeze.
6/4/2018 4:00 PM 0.00 0.0 M M M Partly cloudy; 86°F.; NW wind.
6/5/2018 2:35 PM 0.00 0.0 M M M Partly cloudy; 90°F.; East breeze.
6/6/2018 3:50 AM 0.00 0.0 M M M Mostly cloudy; 82°F.; light West breeze.
6/7/2018 2:20 PM T M M M M Partly cloudy; 88°F.; light East breeze.
6/11/2018 3:05 PM 0.00 0.0 M M M Clear; 81°F.; SE breeze.
6/13/2018 2:20 PM 0.00 0.0 M M M Partly cloudy; 85°F.; North breeze.
6/15/2018 2:00 PM T 0.0 M M M Mostly cloudy; 80°F.; calm.
6/16/2018 4:10 PM 0.10 M M M M Mostly cloudy; 73°F.; West breeze.
6/19/2018 2:10 PM 0.62 M M M M Partly cloudy; 70°F.; North breeze. Rain with hail last evening.
6/20/2018 6:00 PM T 0.0 M M M Partly cloudy; 74°F.; NE breeze.
6/21/2018 4:25 PM 0.00 0.0 M M M Mostly cloudy; 79°F.; East breeze.
6/22/2018 1:00 PM 0.00 0.0 M M M Partly cloudy; 82°F.; light NE breeze.
6/23/2018 4:15 PM 0.02 M M M M Partly cloudy; 82°F.; slight NE breeze.
6/26/2018 3:55 PM 0.00 0.0 M M M Partly cloudy; 90°F.; West breeze.
6/28/2018 3:20 PM T M M M M Mostly cloudy; 94°F.; light North breeze.
7/12/2018 5:10 PM 0.03 M M M M Mostly cloudy; 80°F.; NNE breeze. Shower earlier this afternoon.
7/13/2018 3:20 PM 0.00 0.0 M M M Partly cloudy; 82°F.; NNE breeze.
7/14/2018 9:40 PM 0.00 0.0 M M M Partly cloudy. 78°F,; light South breeze.
7/17/2018 3:45 PM T M M M M Mostly cloudy; 82°F.; slight North breeze. Spitting a few drops of rain.
7/18/2018 1:55 PM T M M M M Partly cloudy; 88° F.; NE breeze.
7/19/2018 3:55 PM 0.00 0.0 M M M Partly cloudy; 90° F.; East breeze.
7/20/2018 11:35 AM 0.00 0.0 M M M Mostly cloudy (high cirrus clouds); 88°F.; NE breeze.
7/21/2018 4:35 PM 0.08 M M M M Mostly cloudy; 80°F.; NE wind. Shower earlier this afternoon.
7/23/2018 3:50 PM 0.20 M M M M Cloudy, spitting rain; 69°F.; NW wind.
7/24/2018 2:15 PM 0.54 M M M M Partly cloudy; 79°F.; NE breeze; rain last night.
7/31/2018 4:30 PM 0.00 0.0 M M M Clear; 78°F.; East breeze.
8/1/2018 7:45 PM 0.00 0.0 M M M Partly cloudy; 74°F.; NE wind.
8/2/2018 5:05 PM 0.00 0.0 M M M Partly cloudy with smoke haze; 84°F.; NE breeze.
8/3/2018 3:10 PM 0.01 M M M M Cloudy; 73°F.; NE breeze.
8/9/2018 3:30 AM 0.00 0.0 M M M Clear; 82°F.; NE breeze.
8/10/2018 1:10 PM 0.00 0.0 M M M Mostly clear; 82°F.; East breeze.
8/13/2018 3:50 PM 0.00 0.0 M M M Partly cloudy; 80°F.; light NE breeze.
8/20/2018 12:40 PM 0.00 0.0 M M M Partly cloudy with smoke haze; 70°F.; NE breeze.
8/24/2018 3:30 PM 0.00 0.0 M M M Partly cloudy with smoke haze; 81°F.; East wind.
8/25/2018 6:20 PM 0.00 0.0 M M M Mostly cloudy; 81°F.; NE breeze.
8/31/2018 2:40 PM 0.00 0.0 M M M Mostly cloudy; 80°F.; East breeze.
9/1/2018 5:40 PM 0.00 0.0 M M M Mostly cloudy; 76°F.; calm.
9/3/2018 3:50 PM 0.00 0.0 M M M Partly cloudy; 77°F.; very slight East br4eeze.
9/4/2018 3:40 PM 0.00 0.0 M M M Partly cloudy; 75°F,; West wind.
9/5/2018 3:40 PM 0.75 M M M M Cloudy; 70°F.; North breeze. Rainstorms last night.
9/6/2018 2:30 PM 0.04 M M M M Cloudy; 68°F.; calm.
9/9/2018 4:15 PM 0.04 0.0 M M M Partly cloudy; 78°F.; Slight SW breeze.
9/10/2018 2:20 PM 0.00 0.0 M M M Partly cloudy; 79°F.; East breeze.
9/11/2018 1:30 PM 0.00 0.0 M M M Mostly cloudy; 80°F.; calm.
9/16/2018 3:30 PM 0.00 0.0 M M M Partly cloudy; 81°F.; East breeze.
9/17/2018 1:50 PM 0.00 0.0 M M M Partly cloudy; 81°F.; light East breeze.
9/18/2018 1:50 PM 0.00 0.0 M M M Partly cloudy; 77°F.; East breeze.
9/19/2018 12:10 PM 0.00 0.0 M M M Partly cloudy; 74°F.; NE breeze.
9/20/2018 3:15 PM 0.02 M M M M Partly cloudy; 77°F.; moderate West wind. Light shower yesterday evening.
9/21/2018 2:30 PM 0.00 0.0 M M M Clear; 68°F.; very slight North breeze.
9/24/2018 11:35 AM 0.00 0.0 M M M Partly cloudy; 67°F.; North wind.
9/25/2018 4:25 PM 0.00 0.0 M M M Clear; 60°F.; East breeze,
9/26/2018 3:20 AM 0.00 0.0 M M M Partly cloudy; 62°F.; East breeze.
9/27/2018 5:55 PM 0.00 0.0 M M M Partly cloudy; 68°F.; very slight North breeze.
9/28/2018 2:10 PM 0.00 0.0 M M M Cloudy; 52°F.; calm.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/7/2017 10/08/2017 8:15 PM 2 0.00 M M Cloudy; 56°F.; North wind.
10/11/2017 10/12/2017 7:00 AM 2 0.00 M M Clear; 67°F.; NE breeze.
10/21/2017 10/23/2017 2:05 PM 3 0.00 M M Partly cloudy; 42°F.; light NE breeze.
10/31/2017 11/05/2017 7:30 PM 6 0.02 M M Mostly clear; 41°F.; very slight NE breeze (almost calm).
11/11/2017 11/15/2017 4:55 PM 5 0.00 M M Partly cloudy; 45°F.; calm
11/19/2017 11/20/2017 2:35 PM 2 0.00 M M Mostly clear; 59°F.; calm.
11/22/2017 11/27/2017 4:50 PM 6 0.00 M M Partly cloudy; 68°F.; West breeze. Note; observer was away for five days.
12/2/2017 12/04/2017 1:20 PM 3 0.00 M M Partly cloudy; 39°F.; NE wind.
12/9/2017 12/11/2017 2:15 PM 3 0.00 M M Mostly clear (high cirrus clouds); 50°F.; light NE breeze.
12/20/2017 12/27/2017 4:40 PM 8 0.14 0.0 M Partly cloudy; 46°F.; NW wind. NOTE: Observer was out of town for a week. Snow that occurred is all melted except about 2" deep in the shaded areas.
12/29/2017 12/30/2017 7:00 AM 2 T M M
1/1/2018 1/04/2018 3:10 PM 4 0.00 M M Clear; 44°F.; East breeze.
1/6/2018 1/08/2018 5:10 PM 3 0.00 M M Partly cloudy; 43°F.; very slight West breeze.
1/11/2018 1/16/2018 1:10 PM 6 0.03 1.0 M Clear; 26°F.; light North breeze. Snow was on Monday, January 15.
1/19/2018 1/22/2018 3:30 PM 4 0.28 3.0 M Mostly clear (convection cloud to the West); 40°F; West wind. Since yesterday's snow was drifted, depth is variable.
1/27/2018 1/29/2018 2:45 PM 3 0.00 M M Partly cloudy (convection and lenticular clouds); 52°F.; West wind.
2/3/2018 2/05/2018 3:00 PM 3 0.03 M M Cloudy; 42°F.; NE breeze. Light snow/sleet of short duration yesterday (Sunday) morning is all melted.
2/10/2018 2/12/2018 2:40 PM 3 0.12 M M Cloudy, 25°F.; calm. Snow on ground is melted into patches, so lots of bare spots.
2/17/2018 2/18/2018 3:00 PM 2 0.00 M M Mostly clear; 62°F.; West wind.
2/19/2018 2/20/2018 2:30 PM 2 0.29 5.5 M Mostly cloudy; 20°F.; slight East breeze. The bulk of the snow was last evening.
2/21/2018 2/23/2018 3:30 PM 3 0.00 2.0 M Cloudy; 30°F.; NW breeze.
2/24/2018 2/26/2018 4:20 AM 3 0.10 1.0 M Clear; 44°F.; calm. Patchy snow on ground; lots of bare spots.
3/10/2018 3/12/2018 2:30 PM 3 0.00 M M Partly cloudy; 51°F.; slight North breeze.
3/17/2018 3/19/2018 4:00 PM 3 0.74 0.0 M Mostly cloudy; 46°F.; ENE breeze. Precipitation yesterday was a mixture of rain, sleet, hail and snow. It is melted by now.
3/31/2018 4/02/2018 3:20 PM 3 0.03 M M Partly cloudy; 72°F.; strong gusty WSW wind.
4/7/2018 4/08/2018 3:30 PM 2 0.04 0.0 M Partly cloudy; 59°F.; SE breeze. All snow is melted.
4/9/2018 4/11/2018 9:30 AM 3 0.07 M M Partly cloudy; 67°F.; WSW wind.
4/12/2018 4/13/2018 4:50 PM 2 0.04 M M Cloudy and windy; 48°F.; North wind.
4/14/2018 4/16/2018 5:50 PM 3 0.00 M M Cloudy; 64°F.; calm.
4/28/2018 4/29/2018 3:00 PM 2 0.00 M M Clear
5/4/2018 5/08/2018 7:25 PM 5 0.08 M M Clear; 70°F.; calm. Precipitation is from 5/3/2018.
5/13/2018 5/14/2018 12:45 PM 2 1.24 M M Partly cloudy; 63°F.; ENE breeze. Rain and hail last night (thunderstorms).
5/21/2018 5/22/2018 1:45 PM 2 0.11 M M Mostly cloudy; 74°F.; light NE breeze.
5/26/2018 5/27/2018 9:30 PM 2 0.00 M M Partly cloudy; 67°F.; calm.
5/28/2018 5/29/2018 4:00 PM 2 0.07 M M Mostly cloudy; 74°F.;. East breeze. Shower yesterday.
6/9/2018 6/10/2018 2:20 PM 2 0.00 M M Mostly clear; 90°F.; light NE breeze.
6/17/2018 6/18/2018 3:05 PM 2 0.64 M M Cloudy; 71°F.; light North breeze. Rain, fog, and mist this a.m.
6/24/2018 6/25/2018 1:00 PM 2 0.05 M M Mostly clear; 78°F.; light NE breeze.
6/29/2018 7/11/2018 4:15 PM 13 0.00 M M Partly cloudy; 90°F.; NE breeze. Note: Observer was away for two weeks and just returned today.
7/15/2018 7/16/2018 4:20 PM 2 0.32 M M Partly cloudy; 81°F.; NE breeze. Rain yesterday afternoon.
7/25/2018 7/29/2018 8:00 PM 5 0.74 M M Cloudy; 67°F; North breeze. Note: observer has been away for five days.
8/4/2018 8/06/2018 11:20 AM 3 0.00 M M Partly cloudy with smoke haze; 74°F.; light North breeze.
8/7/2018 8/08/2018 4:35 PM 2 0.00 M M Partly cloudy; 76°F.; East breeze.
8/11/2018 8/12/2018 5:00 PM 2 0.00 M M Clear, smoke-haze, 82°F.; North breeze.
8/14/2018 8/17/2018 7:10 PM 4 0.11 M M Partly cloudy; 77°F.; calm. Note: Observer was away for four days.
8/18/2018 8/19/2018 5:45 PM 2 0.05 M M Partly cloudy; 70°F.; NE breeze. Showers last night.
8/21/2018 8/23/2018 3:10 PM 3 0.00 M M Partly cloudy; 80°F.; West wind.
8/26/2018 8/30/2018 7:50 PM 5 0.00 M M Partly cloudy; 78°F.; calm. Note: observer was away for four days.
9/12/2018 9/13/2018 2:30 PM 2 0.00 M M Clear; 81°F.; East wind.
9/14/2018 9/15/2018 3:55 PM 2 0.00 M M Clear; 79°F.; light NNE breeze.
9/22/2018 9/23/2018 5:00 PM 2 0.00 M M Partly cloudy; 76°F.; light East breeze.
9/29/2018 9/30/2018 2:20 PM 2 0.00 M M Mostly cloudy; 56°F,; slight North breeze.



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