Station Overview Station Location
Station Number CO-BO-290 Latitude 40.0176745
Station Name Lafayette 2.3 NW Longitude -105.1287757
County Boulder Elevation (ft) 5264



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 1.16 1.31 31 1.01 16 0.30 15 1 8 0 4.0 1 4
Nov 19 0.87 2.04 30 2.04 30 0.00 0 0 7 2 15.5 5 11
Dec 19 0.69 0.30 31 0.30 31 0.00 0 0 2 2 2.7 1 7
Jan 20 0.46 0.00 30 0.00 23 0.00 7 1 0 2 0.0 0 0
Feb 20 0.46 1.20 29 1.20 29 0.00 0 0 12 1 16.2 10 11
March 20 1.58 2.39 31 2.39 31 0.00 0 0 6 2 7.9 2 4
April 20 1.86 2.23 30 2.23 30 0.00 0 0 9 2 25.9 6 8
May 20 2.11 1.83 31 1.83 31 0.00 0 0 7 0 0.0 0 0
June 20 1.63 1.69 30 1.69 30 0.00 0 0 8 2 0.0 0 0
July 20 1.51 0.47 30 0.47 30 0.00 0 0 8 0 0.0 0 0
Aug 20 1.45 0.25 31 0.25 31 0.00 0 0 5 1 0.0 0 0
Sept 20 1.48 0.99 30 0.99 30 0.00 0 0 3 1 0.0 0 0
Water Year Totals: 15.26" 14.70" 364 days 14.40" 342 0.30" 22 days 2 75 days 15 days 72.2" 25 days 45 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 0.04
10/2/2019 0.17
10/3/2019 0.02
10/4/2019 0.00
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 0.04
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 0.30
10/26/2019 0.00
10/27/2019 0.08
10/28/2019 0.33
10/29/2019 0.12
10/30/2019 0.21
10/31/2019 0.00
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 0.03
11/8/2019 0.00
11/9/2019 0.00
11/10/2019 0.00
11/11/2019 0.07
11/12/2019 T
11/13/2019 0.00
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 0.00
11/21/2019 0.29
11/22/2019 0.17
11/23/2019 T
11/24/2019 0.00
11/25/2019 0.00
11/26/2019 1.17
11/27/2019 0.23
11/28/2019 0.00
11/29/2019 0.00
11/30/2019 0.08
12/1/2019 0.00
12/2/2019 0.00
12/3/2019 0.00
12/4/2019 0.00
12/5/2019 0.00
12/6/2019 0.12
12/7/2019 0.00
12/8/2019 0.00
12/9/2019 0.00
12/10/2019 0.00
12/11/2019 0.00
12/12/2019 0.00
12/13/2019 0.00
12/14/2019 0.00
12/15/2019 T
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 0.00
12/26/2019 T
12/27/2019 0.00
12/28/2019 0.18
12/29/2019 0.00
12/30/2019 0.00
12/31/2019 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2020 0.00
1/2/2020 0.00
1/3/2020 0.00
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
1/10/2020 0.00
1/11/2020 0.00
1/12/2020 0.00
1/13/2020 0.00
1/14/2020 0.00
1/15/2020 **
1/16/2020 **
1/17/2020 **
1/18/2020 **
1/19/2020 **
1/20/2020 **
1/21/2020 0.00
1/22/2020 0.00
1/23/2020 0.00
1/24/2020 0.00
1/25/2020 0.00
1/26/2020 0.00
1/27/2020 0.00
1/28/2020 0.00
1/29/2020 0.00
1/30/2020 T
1/31/2020 T
2/1/2020 0.00
2/2/2020 0.00
2/3/2020 0.04
2/4/2020 0.24
2/5/2020 0.03
2/6/2020 0.00
2/7/2020 0.21
2/8/2020 0.09
2/9/2020 0.08
2/10/2020 0.16
2/11/2020 0.18
2/12/2020 0.00
2/13/2020 0.09
2/14/2020 0.00
2/15/2020 0.00
2/16/2020 0.00
2/17/2020 0.00
2/18/2020 0.01
2/19/2020 0.00
2/20/2020 0.06
2/21/2020 0.00
2/22/2020 0.00
2/23/2020 0.00
2/24/2020 0.01
2/25/2020 T
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 0.35
3/3/2020 0.00
3/4/2020 0.00
3/5/2020 0.00
3/6/2020 0.00
3/7/2020 0.00
3/8/2020 0.00
3/9/2020 0.32
3/10/2020 0.00
3/11/2020 0.00
3/12/2020 0.00
3/13/2020 0.00
3/14/2020 0.05
3/15/2020 T
3/16/2020 0.00
3/17/2020 0.00
3/18/2020 0.00
3/19/2020 0.19
3/20/2020 1.31
3/21/2020 0.00
3/22/2020 0.00
3/23/2020 0.00
3/24/2020 T
3/25/2020 0.00
3/26/2020 0.00
3/27/2020 0.00
3/28/2020 0.17
3/29/2020 0.00
3/30/2020 0.00
3/31/2020 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2020 0.00
4/2/2020 0.05
4/3/2020 0.08
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 0.00
4/11/2020 0.00
4/12/2020 0.29
4/13/2020 0.33
4/14/2020 0.07
4/15/2020 0.00
4/16/2020 1.07
4/17/2020 0.31
4/18/2020 0.00
4/19/2020 T
4/20/2020 0.00
4/21/2020 0.00
4/22/2020 0.00
4/23/2020 T
4/24/2020 0.02
4/25/2020 0.01
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 0.25
5/4/2020 0.06
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 0.00
5/12/2020 0.14
5/13/2020 0.00
5/14/2020 0.00
5/15/2020 0.23
5/16/2020 0.15
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 0.00
5/25/2020 0.80
5/26/2020 0.00
5/27/2020 0.00
5/28/2020 0.00
5/29/2020 0.00
5/30/2020 0.00
5/31/2020 0.20
6/1/2020 0.00
6/2/2020 0.00
6/3/2020 0.00
6/4/2020 0.00
6/5/2020 0.01
6/6/2020 0.00
6/7/2020 0.01
6/8/2020 0.00
6/9/2020 0.66
6/10/2020 0.00
6/11/2020 0.00
6/12/2020 0.00
6/13/2020 0.00
6/14/2020 T
6/15/2020 0.00
6/16/2020 0.00
6/17/2020 0.00
6/18/2020 0.00
6/19/2020 0.67
6/20/2020 0.08
6/21/2020 0.00
6/22/2020 0.05
6/23/2020 0.00
6/24/2020 0.00
6/25/2020 T
6/26/2020 0.00
6/27/2020 0.20
6/28/2020 0.00
6/29/2020 0.01
6/30/2020 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.10
7/2/2020 0.00
7/3/2020 0.00
7/4/2020 0.00
7/5/2020 0.00
7/6/2020 0.00
7/7/2020 0.01
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 0.00
7/14/2020 0.02
7/15/2020 0.01
7/16/2020 0.00
7/17/2020 0.00
7/18/2020 0.00
7/19/2020 0.00
7/20/2020 0.00
7/21/2020 0.00
7/22/2020 0.00
7/23/2020 0.02
7/24/2020 0.00
7/25/2020 0.18
7/26/2020 0.12
7/27/2020 0.01
7/28/2020 0.00
7/29/2020 0.00
7/30/2020 0.00
7/31/2020
8/1/2020 0.03
8/2/2020 0.00
8/3/2020 0.00
8/4/2020 0.00
8/5/2020 0.00
8/6/2020 T
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 0.00
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 0.00
8/21/2020 0.07
8/22/2020 0.00
8/23/2020 0.00
8/24/2020 0.00
8/25/2020 0.00
8/26/2020 0.00
8/27/2020 0.00
8/28/2020 0.04
8/29/2020 0.08
8/30/2020 0.03
8/31/2020 0.00
9/1/2020 0.04
9/2/2020 0.00
9/3/2020 0.00
9/4/2020 0.00
9/5/2020 0.00
9/6/2020 0.00
9/7/2020 0.00
9/8/2020 0.41
9/9/2020 0.54
9/10/2020 T
9/11/2020 0.00
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 0.00
9/21/2020 0.00
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 7:00 AM 0.04 M M M M Temperature range: 53-70 Drizzle at 7 am. Rain at about 6 am.
10/2/2019 7:00 AM 0.17 M M M M Temperature range: 46-54 Drizzle and light rain most of the day and night.
10/3/2019 7:00 AM 0.02 M M M M Temperature range: 46-60
10/4/2019 7:00 AM 0.00 0.0 M M M Temperature range: 44-63
10/5/2019 7:00 AM 0.00 0.0 M M M Temperature range: 43-65
10/6/2019 7:00 AM 0.00 0.0 M M M Temperature range: 49-64
10/7/2019 7:00 AM 0.00 0.0 M M M Temperature range: 39-61
10/8/2019 7:00 AM 0.00 0.0 M M M Temperature range: 39-68
10/9/2019 7:00 AM 0.00 0.0 M M M Temperature range: 46-74
10/10/2019 7:00 AM 0.04 M M M M Temperature range: 24-75 Light rain began in the evening. Then stopped. Snow began about 6:30 am but no accumulation yet.
10/26/2019 7:00 AM 0.00 0.0 M M M Temperature range: 33-58
10/27/2019 7:00 AM 0.08 M M M M Temperature range: 27-68 Light rain started after midnight. At 7 am, light snow flurries.
10/28/2019 7:00 AM 0.33 4.0 0.30 4.0 0.30 Temperature range: 24-33 Light rain and snow flurries most of the day. Snow got heaver around 4:39, lasting till 7:00 pm Precipitation all day.
10/29/2019 7:00 AM 0.12 M M 4.8 0.23 Temperature range: 20-40 Snow fell during the night. 4.8 inches of new & old snow with 0.23 inches of moisture. No reading for new snow since I lost my snowboard and this early storm came before I could replace it.
10/30/2019 7:00 AM 0.21 M M 5.8 0.58 Temperature range: 14-24
10/31/2019 7:00 AM 0.00 0.0 M 5.1 0.49 Temperature range: 14-35
11/1/2019 7:00 AM 0.00 0.0 M 5.0 0.52 Temperature range: 19-44 Measurement of existing snow from the field.
11/2/2019 7:00 AM 0.00 0.0 M 5.1 0.47 Temperature range: 25-47 existing snow measurements taken on the ground (rather than snowboard)
11/3/2019 7:00 AM 0.00 0.0 M 2.6 0.52 Temperature range: 25-42 Existing snow measurements taken from the field.
11/4/2019 7:00 AM 0.00 0.0 M M M Temperature range: 34-56
11/5/2019 7:00 AM 0.00 0.0 M M M Temperature range: 35-50
11/6/2019 7:00 AM 0.00 0.0 M M M Temperature range: 35-60
11/7/2019 7:00 AM 0.03 M M M M Temperature range: 34-51 Frozen rain overnight
11/8/2019 7:00 AM 0.00 0.0 M M M Temperature range: 33-48
11/9/2019 7:00 AM 0.00 0.0 M M M Temperature range 35-68
11/10/2019 7:00 AM 0.00 0.0 M M M Temperature range: 40-77
11/11/2019 7:00 AM 0.07 M M M M Temperature range: 19-69 Light snow at time of reading. Unable to measure depth of snow since trees in the area still have leaves and the snow on the grass in the field prevents an accurate reading.
11/12/2019 7:00 AM T M M M M Temperature range: 19-34 Light snow ended before 8 am.
11/13/2019 7:00 AM 0.00 0.0 M M M Temperature range: 25-55
11/14/2019 7:00 AM 0.00 0.0 M M M Temperature range: 37-62
11/15/2019 7:00 AM 0.00 0.0 M M M Temperature range: 32-59
11/16/2019 7:00 AM 0.00 0.0 M M M Temperature range: 41-71
11/17/2019 7:00 AM 0.00 0.0 M M M Temperature range: 38-66
11/18/2019 7:00 AM 0.00 0.0 M M M Temperature range: 38-58
11/19/2019 7:00 AM 0.00 0.0 M M M Temperature range: 40-67
11/20/2019 7:00 AM 0.00 0.0 M M M Temperature range: 41-65
11/21/2019 7:00 AM 0.29 1.0 0.17 1.0 0.17 Temperature range: 32-55
11/22/2019 7:00 AM 0.17 1.6 0.13 3.2 0.35 Temperature range: 33-37
11/23/2019 7:00 AM T 0.0 0.00 1.9 0.36 Temperature range: 33-43 Light snow flurries at 7 am lasting 15 more minutes.
11/24/2019 7:00 AM 0.00 0.0 M M M Temperature range: 36-56
11/25/2019 7:00 AM 0.00 0.0 M M M Temperature range: 34-63
11/26/2019 7:00 AM 1.17 9.7 1.10 9.7 1.10 Temperature range: 25-41 First flurries at 1:24 pm. 9.7 inches of snow on the snowboard but 10 to 12 inches in the field. The snow had filled the rain gauge to the very top. I have never seen that in the ten years I have beeen taking measurments.
11/27/2019 7:00 AM 0.23 2.7 0.23 11.2 1.34 Temperature range: 13-32
11/28/2019 7:00 AM 0.00 0.0 M 10.6 1.31 Temperature range: 12-31
11/29/2019 7:00 AM 0.00 0.0 M 10.0 1.33 Temperature range: 20-35
11/30/2019 7:00 AM 0.08 0.5 0.08 10.0 1.47 Temperature range: 24-35
12/1/2019 7:00 AM 0.00 0.0 M 9.0 1.30 Temperature range: 22-39 Very windy and snow was blowing everywhere.
12/2/2019 7:00 AM 0.00 0.0 M 8.5 1.41 Temperature range: 20-33
12/3/2019 7:00 AM 0.00 0.0 M 5.4 1.43 Temperature range: 28-49
12/4/2019 7:00 AM 0.00 0.0 M M M Temperature range: 35-57 Snow all melted from the snowboard but there was snow remaining in the open field.
12/5/2019 7:00 AM 0.00 0.0 M M M Temperature range: 35-48 No snow on sidewalks, driveways and on my snowboard. There is snow in the fields and grassy areas. Ice on the unplowed roads and where melted snow has collected and refrozen.
12/6/2019 7:00 AM 0.12 M M M M Temperature range: 31-44 Light rain for a couple of hours in the am.
12/7/2019 7:00 AM 0.00 0.0 M M M Temperature range: 31-42
12/8/2019 7:00 AM 0.00 0.0 M M M Temperature range: 31-54
12/9/2019 7:00 AM 0.00 0.0 M M M Temperature range: 31-51
12/10/2019 7:00 AM 0.00 0.0 M M M Temperature range: 26-39 Still patches of snow on the ground in shady areas.
12/11/2019 7:00 AM 0.00 0.0 M M M Temperature range: 26-37
12/12/2019 7:00 AM 0.00 0.0 M M M Temperature range: 27-49
12/13/2019 7:00 AM 0.00 0.0 M M M Temperature range: 36-52
12/14/2019 7:00 AM 0.00 0.0 M M M Temperature range: 34-48
12/15/2019 7:00 AM T M M M M Temperature range: 28+40 Light snow flurries in the afternoon
12/16/2019 7:00 AM 0.00 0.0 M M M Temperature range: 29-37
12/17/2019 7:00 AM 0.00 0.0 M M M Temperature range: 26-35
12/18/2019 7:00 AM 0.00 0.0 M M M Temperature range: 25-40
12/19/2019 7:00 AM 0.00 0.0 M M M Temperature range: 27-51
12/20/2019 7:00 AM 0.00 0.0 M M M Temperature range: 31-52
12/21/2019 7:00 AM 0.00 0.0 M M M Temperature range: 31-55
12/22/2019 7:00 AM 0.00 0.0 M M M Temperature range: 32-59
12/23/2019 7:00 AM 0.00 0.0 M M M Temperature range: 28-61
12/24/2019 7:00 AM 0.00 0.0 M M M Temperature range: 42-58
12/25/2019 7:00 AM 0.00 0.0 M M M Temperature range: 36-56
12/26/2019 7:00 AM T M M M M Temperature range: 31-49
12/27/2019 7:00 AM 0.00 0.0 M M M Temperature range: 30-38
12/28/2019 7:00 AM 0.18 2.7 0.14 2.7 0.14 Temperature range: 28-38
12/29/2019 7:00 AM 0.00 0.0 M 1.9 0.15 Temperature range: 27-35
12/30/2019 7:00 AM 0.00 0.0 M 1.1 0.13 Temperature range: 21-41
12/31/2019 7:00 AM 0.00 0.0 M 1.0 0.12 Temperature range: 22-42
1/1/2020 7:00 AM 0.00 0.0 M M M Temperature range: 23-52 All snow gone from the snowboard but still snow and ice in the less sunny areas.
1/2/2020 7:00 AM 0.00 0.0 M M M Temperature range: 36-53
1/3/2020 7:00 AM 0.00 0.0 M M M Temperature range: 35-50
1/4/2020 7:00 AM 0.00 0.0 M M M Temperature range: 33-49
1/5/2020 7:00 AM 0.00 0.0 M M M Temperature range: 37-63
1/6/2020 7:00 AM 0.00 0.0 M M M Temperature range: 33-42
1/7/2020 7:00 AM 0.00 0.0 M M M Temperature range: 35-44
1/8/2020 7:00 AM 0.00 0.0 M M M Temperature Range: 37-54
1/10/2020 7:00 AM 0.00 0.0 M M M Temperature range: 31-44
1/11/2020 7:00 AM 0.00 0.0 M M M Temperature range: 20-35
1/12/2020 7:00 AM 0.00 0.0 M M M Temperature range: 20-42
1/13/2020 7:00 AM 0.00 0.0 M M M Temperature range: 24-43
1/14/2020 7:00 AM 0.00 0.0 M M M Temperature range: 28-43
1/22/2020 7:00 AM 0.00 0.0 M M M Temperature range: 36-49
1/23/2020 7:00 AM 0.00 0.0 M M M Temperature range: 32-51
1/24/2020 7:00 AM 0.00 0.0 M M M Temperature range: 29-44
1/25/2020 7:00 AM 0.00 0.0 M M M Temperature range 25-48
1/26/2020 7:00 AM 0.00 0.0 M M M Temperature range: 33-51
1/27/2020 7:00 AM 0.00 0.0 M M M Temperature range: 33-51
1/28/2020 7:00 AM 0.00 0.0 M M M Temperature range: 30-45
1/29/2020 7:00 AM 0.00 0.0 M M M Temperature range: 30-46
1/30/2020 7:00 AM T M M M M Temperature range: 28-46 some light snow/drizzle between 5:40 and 5:50 pm
1/31/2020 7:00 AM T M M M M Light drizzle between 5:45 and 6:00 pm
2/1/2020 7:00 AM 0.00 0.0 M M M Temperature range: 32-53
2/2/2020 7:00 AM 0.00 0.0 M M M Temperature range 43-67
2/3/2020 7:00 AM 0.04 M M M M Temperature range: 30-67 Rain and sleet in the early hours
2/4/2020 7:00 AM 0.24 4.1 0.31 4.1 0.31 Temperature range: 21-30 Light snow all day.
2/5/2020 7:00 AM 0.03 0.4 0.05 3.6 0.28 Temperature range: 10-27 Light snow in the AM
2/6/2020 7:00 AM 0.00 0.0 M 2.7 0.32 Temperature range: 10-31
2/7/2020 7:00 AM 0.21 3.0 0.21 4.7 0.40 Temperature range 28-43 Snow started after night fell and ended around midnight.
2/8/2020 7:00 AM 0.09 0.6 0.08 4.3 0.54 Temperature range: 26-38 Light snow fell until early afternoon.
2/9/2020 7:00 AM 0.08 1.1 0.08 1.9 0.49 Temperature range: 27-46
2/10/2020 7:00 AM 0.16 1.2 0.14 3.5 0.36 Temperature range: 22-38 Snow stopped around noon.
2/11/2020 7:00 AM 0.18 2.7 0.21 4.8 0.53 Temperature range: 20-39
2/12/2020 7:00 AM 0.00 0.0 M 2.7 0.69 Temperature range: 20-34
2/13/2020 7:00 AM 0.09 1.5 M 4.5 0.60 Temperature range: 24-41 New snow measurement from snowboard was contaminated and is not be reported. Old and new snow on the snowboard was measured at 4.5 inches but a random measurement in a nearby field measured 9 inches. There was 3/4 inches of ice under the old & new snow on the snowboard. Snowed twice: 1:30 to 4 pm and again between 7 and 10 pm.
2/14/2020 7:00 AM 0.00 0.0 M 3.3 0.71 Temperature range: 20-35
2/15/2020 7:00 AM 0.00 0.0 M M M Temperature range: 21-51The old snow on the snowboard has melted. This is a result of replacing the snowboard last fall and not realizing that that air underneath helps the strong sun melt the snow on the top. It is still useful for new snow. Can I take measurements in the field? Will it be accurate enough if I cannot get my spatula smoothly under the rain gauge I use to collect the snow and ice?
2/16/2020 7:00 AM 0.00 0.0 M M M Temperature range:The old snow on the snowboard has melted. This is a result of replacing the snowboard last fall and not realizing that that air underneath helps the strong sun melt the snow on the top. It is still useful for new snow. Can I take measurements in the field? Will it be accurate enough if I cannot get my spatula smoothly under the rain gauge I use to collect the snow and ice?
2/17/2020 7:00 AM 0.00 0.0 M M M Temperature range: 30-46 The old snow on the snowboard has melted. This is a result of replacing the snowboard last fall and not realizing that that air underneath helps the strong sun melt the snow on the top. It is still useful for new snow. Can I take measurements in the field? Will it be accurate enough if I cannot get my spatula smoothly under the rain gauge I use to collect the snow and ice?
2/18/2020 7:00 AM 0.01 0.1 0.01 M M Temperature range: 25-46 light snow during the night. The old snow on the snowboard has melted. This is a result of replacing the snowboard last fall and not realizing that that air underneath helps the strong sun melt the snow on the top. It is still useful for new snow. Can I take measurements in the field? Will it be accurate enough if I cannot get my spatula smoothly under the rain gauge I use to collect the snow and ice?
2/19/2020 7:00 AM 0.00 0.0 M M M Temperature range: 25-38 The old snow on the snowboard has melted. This is a result of replacing the snowboard last fall and not realizing that that air underneath helps the strong sun melt the snow on the top. It is still useful for new snow. Can I take measurements in the field? Will it be accurate enough if I cannot get my spatula smoothly under the rain gauge I use to collect the snow and ice?
2/20/2020 7:00 AM 0.06 1.5 0.07 M M Temperature range: 16-33 Snow started at 8:48 am and we had light snow all day. Stopped early evening. No old snow measurements taken.
2/21/2020 7:00 AM 0.00 0.0 M M M Temperature range: 16-36
2/22/2020 7:00 AM 0.00 0.0 M M M Temperature range: 24-46
2/23/2020 7:00 AM 0.00 0.0 M M M Temperature range: 41-54
2/24/2020 7:00 AM 0.01 0.0 0.00 M M Temperature range: 33-47 Light snow fell from 9 am to 11:30 am. No accumulation.
2/25/2020 7:00 AM T T T M M Temperature range: 28-42 Light snow shower at 8:20 am lasting less than an hour.
2/26/2020 7:00 AM 0.00 0.0 M M M Temperature range: 18-32
2/27/2020 7:00 AM 0.00 0.0 M M M Temperature range: 19-41
2/28/2020 7:00 AM 0.00 0.0 M M M Temperature range: 33-50
2/29/2020 7:00 AM 0.00 0.0 M M M Temperature range: 37-56
3/1/2020 7:00 AM 0.00 0.0 M M M Temperature range: 37-58
3/2/2020 7:00 AM 0.35 3.6 0.27 3.6 0.27 Temperature range: 31-42 Snow started at 2:30 pm (very accurate) and ended at about 8 pm (Approximate)
3/3/2020 7:00 AM 0.00 0.0 M M M Temperature range: 31-44
3/4/2020 7:00 AM 0.00 0.0 M M M Temperature range: 31-55
3/5/2020 7:00 AM 0.00 0.0 M M M Temperature range: 35-60
3/6/2020 7:00 AM 0.00 0.0 M M M Temperature range: 34-52
3/7/2020 7:00 AM 0.00 0.0 M M M Temperature range: 37-63
3/8/2020 7:00 AM 0.00 0.0 M M M Temperature range: 43-66
3/9/2020 7:00 AM 0.32 M M M M Temperature range: 42-73 Rain around 7 pm.
3/10/2020 7:00 AM 0.00 0.0 M M M Temperature range: 34-64
3/11/2020 7:00 AM 0.00 0.0 M M M Temperature range: 38-65
3/12/2020 7:00 AM 0.00 0.0 M M M Temperature range: 40-70
3/13/2020 7:00 AM 0.00 0.0 M M M Temperature range: 36-48
3/14/2020 7:00 AM 0.05 M M M M Temperature range: 34-42 Snow shower in the afternoon and again in the evening. No accumulation.
3/15/2020 7:00 AM T M M M M Temperature range: 35-45 Light rain fell during the early morning hours. The driveway was wet but only a trace of rain in the rain gauge.
3/16/2020 7:00 AM 0.00 0.0 M M M Temperature range: 36-56
3/17/2020 7:00 AM 0.00 0.0 M T M Temperature range: 35-53 Light drizzle just before dawn.
3/18/2020 7:00 AM 0.00 0.0 M M M Temperature range: 38-55
3/19/2020 7:00 AM 0.19 M M M M Temperature range: 38-63 Rain drops fell at 6:30 pm. It was raining at 5 this morning and continues
3/20/2020 7:00 AM 1.31 4.3 0.65 4.3 0.65 Temperature range: 28-43 The rain changed to snow about 9 am. It snowed all day ending about 10 pm.
3/21/2020 7:00 AM 0.00 0.0 0.00 4.0 0.72 Temperature range: 28-34 Ice under the snow on the snowboard makes it hard to get a very accurate measurement.
3/22/2020 7:00 AM 0.00 0.0 0.00 2.0 0.67 Temperature range: 27-47 There is about 1 inch of ice under the inch of snow on the snowboard. I could not accurately take the measurement.
3/23/2020 7:00 AM 0.00 0.0 M M M Temperature range: 35-53
3/24/2020 7:00 AM T M M M M Temperature range: 37-58 Light sprinkle to wet the sidewalk at 6:25 pm.
3/25/2020 7:00 AM 0.00 0.0 M M M Temperature range: 39-62
3/26/2020 7:00 AM 0.00 0.0 M M M Temperature range: 39-66
3/27/2020 7:00 AM 0.00 0.0 M M M Temperature range: 40-54
3/28/2020 7:00 AM 0.17 M M M M Temperature range: 35-46 Rain began about 3:30 pm and turned to snow at about 5:30 pm. The rain turned to snow at about 5:30 pm. The snow stopped at about 10:00 pm. A quarter of an inch of ice on the snowboard prevented a reading this morning.
3/29/2020 7:00 AM 0.00 0.0 M M M Temperature range: 35-53
3/30/2020 7:00 AM 0.00 0.0 M M M Temperature range: 36-59
3/31/2020 7:00 AM 0.00 0.0 M M M Temperature range: 36-59
4/1/2020 7:00 AM 0.00 0.0 M M M Temperature range: 41-68
4/2/2020 7:00 AM 0.05 M M M M Temperature range: 33-70 A little early morning rain
4/3/2020 7:00 AM 0.08 0.7 0.06 M M Temperature range: 26-36 Light rain changed to snow at 10:30 am. Snow ended at 3:30 pm. 0.7 inches of snow with 1/8 inch of ice under the snow. Accurate melted new snow could not be made.
4/4/2020 7:00 AM 0.00 0.0 M M M Temperature range: 27-49
4/5/2020 7:00 AM 0.00 0.0 M M M Temperature range: 33-62
4/6/2020 7:00 AM 0.00 0.0 M M M Temperature range: 40-69
4/7/2020 7:00 AM 0.00 0.0 M M M Temperature range: 44-72
4/8/2020 7:00 AM 0.00 0.0 M M M Temperature range: 46-71
4/9/2020 7:00 AM 0.00 0.0 M M M Temperature range: 40-72
4/10/2020 7:00 AM 0.00 0.0 M M M Temperature range: 41-60
4/11/2020 7:00 AM 0.00 0.0 M M M Temperature range: 38-71
4/12/2020 7:00 AM 0.29 3.6 0.29 3.6 0.29 Temperature range: 27-71
4/13/2020 7:00 AM 0.33 6.1 0.30 8.3 0.58 Temperature range: 23-39
4/14/2020 7:00 AM 0.07 0.9 0.11 8.1 0.65 Temperature range: 22-38
4/15/2020 7:00 AM 0.00 0.0 M 1.7 0.53 Temperature range: 25-49
4/16/2020 7:00 AM 1.07 11.7 1.07 11.7 1.07 Temperature range: Snow had filled the rain gauge to overflow so reading is from the snow on the ground. It might be low because it started out as light rain before changing over to snow soon after it started.
4/17/2020 7:00 AM 0.31 2.9 0.34 10.8 1.19 Temperature range: 22-39
4/18/2020 7:00 AM 0.00 0.0 M 6.1 1.02 Temperature range: 26-448
4/19/2020 7:00 AM T M M 2.6 0.60 Temperature range: 37-56 5 minute sprinkle around 2 PM
4/20/2020 7:00 AM 0.00 0.0 M M M Temperature range: 40-60
4/21/2020 7:00 AM 0.00 0.0 M M M Temperature range: 44-69
4/22/2020 7:00 AM 0.00 0.0 M M M Temperature range: 47-71
4/23/2020 7:00 AM T M M M M Temperature range: 55-70 Raindrops fell at 1:20 pm and lasted 1 minute.
4/24/2020 7:00 AM 0.02 M M M M Temperature range: 44-70 Rain during the night.
4/25/2020 7:00 AM 0.01 M M M M Temperature range: 44-65 Light sprinkle about 3:15 pm
4/26/2020 7:00 AM 0.00 0.0 M M M Temperature range: 44-68
4/27/2020 7:00 AM 0.00 0.0 M M M Temperature range: 47-78
4/28/2020 7:00 AM 0.00 0.0 M M M Temperature range: 54-80
4/29/2020 7:00 AM 0.00 0.0 M M M Temperature range: 44-77
4/30/2020 7:00 AM 0.00 0.0 M M M Temperature range: 50-76
5/1/2020 7:00 AM 0.00 0.0 M M M Temperature range: 53-81
5/2/2020 7:00 AM 0.00 0.0 M M M Temperature range: 55-86
5/3/2020 7:00 AM 0.25 M M M M Temperature range: 49-72 The edge of a thunderstorm passed through at 5:53 - 5:20 pm. A heavier Thundstorm passed through from about 8:45-9:00 pm
5/4/2020 7:00 AM 0.06 M M M M Temperature range: 47-74 Rain in the early morning, 5 to 6 am?
5/5/2020 7:00 AM 0.00 0.0 M M M Temperature range: 42-70
5/6/2020 7:00 AM 0.00 0.0 M M M Temperature range: 44-71
5/7/2020 7:00 AM 0.00 0.0 M M M Temperature range: 47-70
5/8/2020 7:00 AM 0.00 0.0 M M M Temperature range: 42-75
5/9/2020 7:00 AM 0.00 0.0 M M M Temperature range: 44-67
5/10/2020 7:00 AM 0.00 0.0 M M M Temperature range: 44-64
5/11/2020 7:00 AM 0.00 0.0 M M M Temperature range: 40-65
5/12/2020 7:00 AM 0.14 M M M M Temperature range: 40-57 It must have drizzled during the night because everything was wet but no additional measurable amount of moisture.
5/13/2020 7:00 AM 0.00 0.0 M M M Temperature range: 46-68
5/14/2020 7:00 AM 0.00 0.0 M M M Temperature range: 49-80
5/15/2020 7:00 AM 0.23 M M M M Temperature range: 53-69 A few drops of rain around 10 am. Thunderstorm between 2:30 - 3:00 pm A little rain again at 5a;30 - 6:00 pm
5/16/2020 7:00 AM 0.15 M M M M Temperature range: 53-71 Thunderstorm around 5:30 pm
5/17/2020 7:00 AM 0.00 0.0 M M M Temperature range: 48-73
5/18/2020 7:00 AM 0.00 0.0 M M M Temperature range: 51-75
5/19/2020 7:00 AM 0.00 0.0 M M M Temperature range: 55-84
5/20/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-87
5/21/2020 7:00 AM 0.00 0.0 M M M Temperature range: 51-90
5/22/2020 7:00 AM 0.00 0.0 M M M Temperature range: 52-78
5/23/2020 7:00 AM 0.00 0.0 M M M Temperature range: 56-84
5/24/2020 7:00 AM 0.00 0.0 M M M Temperature range: 53-74
5/25/2020 7:00 AM 0.80 M M M M Temperature range: 44-61
5/26/2020 7:00 AM 0.00 0.0 M M M Temperature range: 46-69
5/27/2020 7:00 AM 0.00 0.0 M M M Temperature range: 54-80
5/28/2020 7:00 AM 0.00 0.0 M M M Temperature range: 59-81
5/29/2020 7:00 AM 0.00 0.0 M M M Temperature range: 57-76
5/30/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-85
5/31/2020 7:00 AM 0.20 M M M M Temperature range: 59-83 First drops of rain fell at 6:30 pm. Thunderstorm between 8:00 and 9:30 pm.
6/1/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-85
6/2/2020 7:00 AM 0.00 0.0 M M M Temperature range: 75-92
6/3/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-90
6/4/2020 7:00 AM 0.00 0.0 M M M Temperature range: 63-90
6/5/2020 7:00 AM 0.01 M M M M Temperature range: 64-87 Very strong winds in the late afternoon and drops of rain at 6:30 pm
6/6/2020 7:00 AM 0.00 0.0 M M M Temperature range: 68-94
6/7/2020 7:00 AM 0.01 M M M M Temperature range: 56-86 Thunderstorm with strong winds but little rain at 6:30 pm.
6/8/2020 7:00 AM 0.00 0.0 M M M Temperature range: 56-91
6/9/2020 7:00 AM 0.66 M M M M Temperature range: 47-79 Drops of rain fell at 5:40 pm. A thunderstorm started at 10:30 pm and still, light raindrops at 7 am.
6/10/2020 7:00 AM 0.00 0.0 M M M Temperature range: 49-70
6/11/2020 7:00 AM 0.00 0.0 M M M Temperature range: 57-81
6/12/2020 7:00 AM 0.00 0.0 M M M Temperature range: 57-85
6/13/2020 7:00 AM 0.00 0.0 M M M Temperature range: 63-91
6/14/2020 7:00 AM T M M M M Temperature range: 67-85 Very light sprinkles at 1:20 pm and again at 5:30 pm.
6/15/2020 7:00 AM 0.00 0.0 M M M Temperature range: 60-91
6/16/2020 7:00 AM 0.00 0.0 M M M Temperature range: 64-91
6/17/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-93
6/18/2020 7:00 AM 0.00 0.0 M M M Temperature range: 57-91
6/19/2020 7:00 AM 0.67 M M M M Temperature range: 55-71 First drops of rain at 1:30 pm and still drops are falling at 7 am this morning.
6/20/2020 7:00 AM 0.08 M M M M Temperature range: 51-70 Ysterdays's rain stopped at 7:02 am. Today's rain started at 2:30 and lasted until 3:30 (?).
6/21/2020 7:00 AM 0.00 0.0 M M M Temperature range: 60-84
6/22/2020 7:00 AM 0.05 M M M M Temperature range: 58-82 Thunderstorm from 5:30 to 6:00pm
6/23/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-83
6/24/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-85
6/25/2020 7:00 AM T M M M M Temperature range: 61-90 A few sprinkles in the early evening (6 pm) The rain gauge showed 0.005 inches of moisture.
6/26/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-88
6/27/2020 7:00 AM 0.20 M M M M Temperature range: 60-82 First drops of rain fell at 2:54 pm. A thunderstorm came through and rain came down 3:40 to 5:00 pm. More rain between 8 and 9 pm.
6/28/2020 7:00 AM 0.00 0.0 M M M Temperature range: 65-89
6/29/2020 7:00 AM 0.01 M M M M Temperature range: 62-88 Sprinkles in the late afternoon 4 to 5 pm
6/30/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-91
7/1/2020 7:00 AM 0.10 M M M M Temperature range: 59-83
7/2/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-89
7/3/2020 7:00 AM 0.00 0.0 M M M Temperature range: 64-93
7/4/2020 7:00 AM 0.00 0.0 M M M /tenoeratyre rabgeL 64-87
7/5/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-88
7/6/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-91
7/7/2020 7:00 AM 0.01 M M M M Temperature range: 65-92
7/8/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-93
7/9/2020 7:00 AM 0.00 0.0 M M M Temperature range: 64-95
7/10/2020 7:00 AM 0.00 0.0 M M M Temperature range: 66-93
7/11/2020 7:00 AM 0.00 0.0 M M M Temperature range: 66-96
7/12/2020 7:00 AM 0.00 0.0 M M M Temperature range: 64-93
7/13/2020 7:00 AM 0.00 0.0 M M M Temperature range: 67-88
7/14/2020 7:00 AM 0.02 M M M M Temperature range: 67-95 A few sprinkles ta 12:22 pm and again at 7:17 pm
7/15/2020 7:00 AM 0.01 M M M M Temperature range: 61-79 Light Sprinkles at 12:22 pm and a few drops at 7:17 pm
7/16/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-82
7/17/2020 7:00 AM 0.00 0.0 M M M Temperature range: 65-94
7/18/2020 7:00 AM 0.00 0.0 M M M Temperature range: 70-94
7/19/2020 7:00 AM 0.00 0.0 M M M Temperature range: 67-98
7/20/2020 7:00 AM 0.00 0.0 M M M Temperature range: 66-88
7/21/2020 7:00 AM 0.00 0.0 M M M Temperature range: 64-90
7/22/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-89
7/23/2020 7:00 AM 0.02 M M M M Temperature range: 64-90
7/24/2020 7:00 AM 0.00 0.0 M M M Temperature range: 69-91
7/25/2020 7:00 AM 0.18 M M M M Temperature range: 66-84
7/26/2020 7:00 AM 0.12 M M M M Temperature range: 65-83 Afternoon shower and again in the evening
7/27/2020 7:00 AM 0.01 M M M M Temperature range: 62-79
7/28/2020 7:00 AM 0.00 0.0 M M M Temperature range: 64-89
7/29/2020 7:00 AM 0.00 0.0 M M M Temperature range: 63-84
7/30/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-89
8/1/2020 7:00 AM 0.03 M M M M Temperature range: 60-86 Light rain in the early evening.
8/2/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-86
8/3/2020 7:00 AM 0.00 0.0 M M M Temperature range: 60-80
8/4/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-85
8/5/2020 7:00 AM 0.00 0.0 M M M Temperature range: 64-87
8/6/2020 7:00 AM T M M M M Temperature range: 63-87 Sprinkle at 4:25 pm
8/7/2020 7:00 AM 0.00 0.0 M M M Temperature range: 60-89
8/8/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-92
8/9/2020 7:00 AM 0.00 0.0 M M M Temperature range: 67-91
8/10/2020 7:00 AM 0.00 0.0 M M M Temperature range: 64-93
8/11/2020 7:00 AM 0.00 0.0 M M M Temperature range: 63-85
8/12/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-91
8/13/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-89
8/14/2020 7:00 AM 0.00 0.0 M M M Temperature range: 63-92
8/15/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-88
8/16/2020 7:00 AM 0.00 0.0 M M M Temperature range: 62-83
8/17/2020 7:00 AM 0.00 0.0 M M M Temperature range: 64-91
8/18/2020 7:00 AM 0.00 0.0 M M M Temperature range: 65-90
8/19/2020 7:00 AM 0.00 0.0 M M M Temperature range: 66-92
8/20/2020 7:00 AM 0.00 0.0 M M M Temperature range: 63-88
8/21/2020 7:00 AM 0.07 M M M M Temperature range: 64-86 Light rain in the early evening hours.
8/22/2020 7:00 AM 0.00 0.0 M M M
8/23/2020 7:00 AM 0.00 0.0 M M M
8/24/2020 7:00 AM 0.00 0.0 M M M Temperature range: 65-89
8/25/2020 7:00 AM 0.00 0.0 M M M Temperature range: 67-92
8/26/2020 7:00 AM 0.00 0.0 M M M Temperature range: 67-93
8/27/2020 7:00 AM 0.00 0.0 M M M Temperature range: 63-88
8/28/2020 7:00 AM 0.04 M M M M Temperature range: 64-90 Rain about 4 pm
8/29/2020 7:00 AM 0.08 M M M M Temperature range: 49-79 Rain shower at 2:45 pm
8/30/2020 7:00 AM 0.03 M M M M Temperature range: 61-75 0.02" rain fell between 7:55-8:03 am, another 0.01" fell early evening.
8/31/2020 7:00 AM 0.00 0.0 M M M Temperature range: 54-88
9/1/2020 7:00 AM 0.04 M M M M Temperature range: 54-70 Light rain in the evening
9/2/2020 7:00 AM 0.00 0.0 M M M Temperature range: 55-80
9/3/2020 7:00 AM 0.00 0.0 M M M Temperature range: 57-87
9/4/2020 7:00 AM 0.00 0.0 M M M Temperature range: 57-82
9/5/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-85
9/6/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-92
9/7/2020 7:00 AM 0.00 0.0 M M M Temperature range: 60-91
9/8/2020 7:00 AM 0.41 M M M M Temperature range: 41-86 Rain started after midnight
9/9/2020 7:00 AM 0.54 M M M M Temperature range: 37-40 Rain and snow all day ending around 10 pm. No measurable snow accumulation.
9/10/2020 7:00 AM T M M M M Temperature range: 38-50 Light drizzle in the morning
9/11/2020 7:00 AM 0.00 0.0 M M M Temperature range: 44-55
9/12/2020 7:00 AM 0.00 0.0 M M M Temperature range: 44-64
9/13/2020 7:00 AM 0.00 0.0 M M M Temperature range: 49-77
9/14/2020 7:00 AM 0.00 0.0 M M M Temperature range: 52-80
9/15/2020 7:00 AM 0.00 0.0 M M M Temperature range: 54-82
9/16/2020 7:00 AM 0.00 0.0 M M M Temperature range: 57-82
9/17/2020 7:00 AM 0.00 0.0 M M M Temperature range: 52-74
9/18/2020 7:00 AM 0.00 0.0 M M M Temperature range: 52-80
9/19/2020 7:00 AM 0.00 0.0 M M M Temperature range: 54-75
9/20/2020 7:00 AM 0.00 0.0 M M M Temperature range: 60-80
9/21/2020 7:00 AM 0.00 0.0 M M M Temperature range: 56-79
9/22/2020 7:00 AM 0.00 0.0 M M M Temperature range: 56-79
9/23/2020 7:00 AM 0.00 0.0 M M M Temperature range: 58-82
9/24/2020 7:00 AM 0.00 0.0 M M M Temperature range: 57-81
9/25/2020 7:00 AM 0.00 0.0 M M M Temperature range: 56-83
9/26/2020 7:00 AM 0.00 0.0 M M M Temperature range: 61-80
9/27/2020 7:00 AM 0.00 0.0 M M M Temperature range: 53-84
9/28/2020 7:00 AM 0.00 0.0 M M M Temperature range: 43-60
9/29/2020 7:00 AM 0.00 0.0 M M M Temperature range: 43-62
9/30/2020 7:00 AM 0.00 0.0 M M M Temperature range: 46-76



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/11/2019 10/25/2019 7:00 AM 15 0.30 M M Rain and snow but snow mostly melted
1/15/2020 1/21/2020 7:00 AM 7 0.00 0.0 0.00



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