Station Overview Station Location
Station Number NJ-MS-71 Latitude 40.88053
Station Name Denville Twp 1.5 ESE Longitude -74.46311
County Morris Elevation (ft) 530



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 4.42 5.76 31 5.76 31 0.00 0 0 12 2 0.0 0 0
Nov 17 4.04 1.27 28 1.27 28 0.00 0 0 11 2 0.0 0 0
Dec 17 4.02 1.88 31 1.88 31 0.00 0 0 11 5 7.2 5 15
Jan 18 3.57 4.18 31 4.18 31 0.00 0 0 13 1 6.7 6 14
Feb 18 2.81 6.35 28 6.35 28 0.00 0 0 16 4 10.2 2 6
March 18 4.10 4.37 31 4.37 31 0.00 0 0 14 3 35.0 10 22
April 18 4.37 6.33 30 6.33 30 0.00 0 0 15 5 6.5 3 1
May 18 4.58 4.92 30 4.92 30 0.00 0 0 18 2 0.0 0 0
June 18 4.65 3.02 30 3.02 30 0.00 0 0 14 1 0.0 0 0
July 18 4.76 6.38 31 6.38 31 0.00 0 0 11 2 0.0 0 0
Aug 18 4.23 10.96 31 10.96 31 0.00 0 0 17 1 0.0 0 0
Sept 18 4.50 8.13 30 8.13 30 0.00 0 0 17 0 0.0 0 0
Water Year Totals: 50.05" 63.55" 362 days 63.55" 362 0.00" 0 days 0 169 days 28 days 65.6" 26 days 58 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 0.00
10/2/2017 0.00
10/3/2017 0.00
10/4/2017 0.00
10/5/2017 0.00
10/6/2017 0.10
10/7/2017 0.00
10/8/2017 0.01
10/9/2017 0.22
10/10/2017 0.55
10/11/2017 0.00
10/12/2017 0.32
10/13/2017 0.03
10/14/2017 0.03
10/15/2017 T
10/16/2017 0.05
10/17/2017 0.00
10/18/2017 0.00
10/19/2017 0.00
10/20/2017 0.00
10/21/2017 0.00
10/22/2017 0.00
10/23/2017 0.00
10/24/2017 0.17
10/25/2017 0.98
10/26/2017 0.00
10/27/2017 T
10/28/2017 0.00
10/29/2017 0.00
10/30/2017 3.27
10/31/2017 0.03
11/1/2017 0.00
11/2/2017 0.01
11/3/2017 0.00
11/4/2017 0.00
11/5/2017 0.02
11/6/2017 0.03
11/7/2017 0.01
11/8/2017 0.47
11/9/2017 0.00
11/10/2017 0.03
11/11/2017 0.00
11/12/2017 0.00
11/13/2017 T
11/14/2017 0.12
11/15/2017 0.00
11/16/2017 0.11
11/17/2017
11/18/2017
11/19/2017 0.31
11/20/2017 T
11/21/2017 0.00
11/22/2017 0.08
11/23/2017 0.08
11/24/2017 0.00
11/25/2017 0.00
11/26/2017 0.00
11/27/2017 0.00
11/28/2017 0.00
11/29/2017 0.00
11/30/2017 0.00
12/1/2017 0.01
12/2/2017 0.00
12/3/2017 0.00
12/4/2017 0.00
12/5/2017 0.00
12/6/2017 0.29
12/7/2017 0.00
12/8/2017 0.00
12/9/2017 0.00
12/10/2017 0.26
12/11/2017 0.00
12/12/2017 T
12/13/2017 0.02
12/14/2017 0.12
12/15/2017 T
12/16/2017 0.06
12/17/2017 0.00
12/18/2017 0.01
12/19/2017 T
12/20/2017 T
12/21/2017 0.00
12/22/2017 0.00
12/23/2017 0.16
12/24/2017 0.58
12/25/2017 0.31
12/26/2017 0.00
12/27/2017 0.00
12/28/2017 0.00
12/29/2017 0.00
12/30/2017 T
12/31/2017 0.06
Day of YearDaily PrcpMultiday Prcp
1/1/2018 0.00
1/2/2018 0.00
1/3/2018 0.00
1/4/2018 0.01
1/5/2018 0.19
1/6/2018 0.00
1/7/2018 0.00
1/8/2018 0.00
1/9/2018 0.05
1/10/2018 0.00
1/11/2018 0.00
1/12/2018 0.08
1/13/2018 2.50
1/14/2018 0.00
1/15/2018 0.00
1/16/2018 0.00
1/17/2018 0.21
1/18/2018 0.07
1/19/2018 0.00
1/20/2018 0.00
1/21/2018 0.00
1/22/2018 0.01
1/23/2018 0.71
1/24/2018 0.23
1/25/2018 0.00
1/26/2018 0.00
1/27/2018 0.00
1/28/2018 0.09
1/29/2018 0.02
1/30/2018 0.01
1/31/2018 T
2/1/2018 0.00
2/2/2018 0.20
2/3/2018 0.00
2/4/2018 0.00
2/5/2018 0.79
2/6/2018 0.00
2/7/2018 T
2/8/2018 0.93
2/9/2018 0.00
2/10/2018 T
2/11/2018 0.73
2/12/2018 0.44
2/13/2018 T
2/14/2018 0.02
2/15/2018 0.03
2/16/2018 0.14
2/17/2018 0.07
2/18/2018 0.74
2/19/2018 0.00
2/20/2018 0.03
2/21/2018 T
2/22/2018 0.40
2/23/2018 0.39
2/24/2018 0.24
2/25/2018 0.81
2/26/2018 0.39
2/27/2018 0.00
2/28/2018 0.00
3/1/2018 0.00
3/2/2018 0.94
3/3/2018 0.28
3/4/2018 T
3/5/2018 0.00
3/6/2018 0.00
3/7/2018 0.20
3/8/2018 1.65
3/9/2018 0.01
3/10/2018 0.01
3/11/2018 0.00
3/12/2018 0.00
3/13/2018 0.22
3/14/2018 0.02
3/15/2018 0.02
3/16/2018 T
3/17/2018 0.00
3/18/2018 0.00
3/19/2018 0.00
3/20/2018 0.00
3/21/2018 0.02
3/22/2018 0.78
3/23/2018 0.00
3/24/2018 0.00
3/25/2018 0.00
3/26/2018 0.00
3/27/2018 0.00
3/28/2018 0.11
3/29/2018 T
3/30/2018 0.07
3/31/2018 0.04
Day of YearDaily PrcpMultiday Prcp
4/1/2018 0.00
4/2/2018 0.44
4/3/2018 0.15
4/4/2018 0.44
4/5/2018 0.04
4/6/2018 T
4/7/2018 0.06
4/8/2018 T
4/9/2018 0.00
4/10/2018 0.02
4/11/2018 T
4/12/2018 0.00
4/13/2018 T
4/14/2018 0.00
4/15/2018 0.00
4/16/2018 1.03
4/17/2018 1.93
4/18/2018 T
4/19/2018 0.23
4/20/2018 0.05
4/21/2018 0.00
4/22/2018 0.00
4/23/2018 0.00
4/24/2018 0.00
4/25/2018 0.48
4/26/2018 1.00
4/27/2018 0.00
4/28/2018 0.12
4/29/2018 0.33
4/30/2018 0.01
5/1/2018 0.01
5/2/2018 0.00
5/3/2018 0.00
5/4/2018 0.11
5/5/2018 0.01
5/6/2018 0.09
5/7/2018 0.27
5/8/2018 0.00
5/9/2018
5/10/2018 0.00
5/11/2018 0.67
5/12/2018 0.11
5/13/2018 0.12
5/14/2018 0.23
5/15/2018 0.00
5/16/2018 0.63
5/17/2018 0.65
5/18/2018 0.12
5/19/2018 0.16
5/20/2018 0.78
5/21/2018 0.02
5/22/2018 0.00
5/23/2018 0.65
5/24/2018 T
5/25/2018 0.00
5/26/2018 0.00
5/27/2018 0.19
5/28/2018 0.10
5/29/2018 0.00
5/30/2018 0.00
5/31/2018 T
6/1/2018 0.13
6/2/2018 0.06
6/3/2018 0.64
6/4/2018 0.68
6/5/2018 0.00
6/6/2018 T
6/7/2018 0.00
6/8/2018 0.00
6/9/2018 0.00
6/10/2018 0.00
6/11/2018 0.16
6/12/2018 0.00
6/13/2018 0.00
6/14/2018 0.08
6/15/2018 0.00
6/16/2018 0.00
6/17/2018 0.00
6/18/2018 0.00
6/19/2018 0.47
6/20/2018 0.00
6/21/2018 0.17
6/22/2018 0.01
6/23/2018 0.01
6/24/2018 0.03
6/25/2018 0.06
6/26/2018 0.00
6/27/2018 0.00
6/28/2018 0.48
6/29/2018 0.04
6/30/2018 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2018 0.00
7/2/2018 0.00
7/3/2018 0.00
7/4/2018 T
7/5/2018 0.01
7/6/2018 0.00
7/7/2018 0.01
7/8/2018 0.00
7/9/2018 0.00
7/10/2018 0.00
7/11/2018 0.00
7/12/2018 0.00
7/13/2018 T
7/14/2018 0.00
7/15/2018 0.30
7/16/2018 0.08
7/17/2018 0.00
7/18/2018 1.09
7/19/2018 0.00
7/20/2018 0.00
7/21/2018 0.00
7/22/2018 1.41
7/23/2018 0.47
7/24/2018 0.64
7/25/2018 1.12
7/26/2018 0.99
7/27/2018 0.00
7/28/2018 0.26
7/29/2018 0.00
7/30/2018 0.00
7/31/2018 0.00
8/1/2018 0.14
8/2/2018 0.20
8/3/2018 0.95
8/4/2018 1.07
8/5/2018 0.51
8/6/2018 0.00
8/7/2018 0.00
8/8/2018 0.67
8/9/2018 0.63
8/10/2018 0.00
8/11/2018 0.67
8/12/2018 2.63
8/13/2018 0.02
8/14/2018 0.42
8/15/2018 0.46
8/16/2018 0.00
8/17/2018 0.00
8/18/2018 0.92
8/19/2018 0.67
8/20/2018 0.07
8/21/2018 0.00
8/22/2018 0.92
8/23/2018 0.01
8/24/2018 0.00
8/25/2018 0.00
8/26/2018 0.00
8/27/2018 T
8/28/2018 0.00
8/29/2018 0.00
8/30/2018 0.00
8/31/2018 0.00
9/1/2018 0.62
9/2/2018 0.00
9/3/2018 0.00
9/4/2018 0.00
9/5/2018 0.00
9/6/2018 0.00
9/7/2018 0.78
9/8/2018 0.01
9/9/2018 0.13
9/10/2018 1.01
9/11/2018 0.59
9/12/2018 0.02
9/13/2018 0.17
9/14/2018 0.01
9/15/2018 0.02
9/16/2018 0.00
9/17/2018 0.00
9/18/2018 0.96
9/19/2018 0.14
9/20/2018 0.03
9/21/2018 0.00
9/22/2018 0.00
9/23/2018 0.00
9/24/2018 0.00
9/25/2018 0.68
9/26/2018 1.68
9/27/2018 0.15
9/28/2018 1.13
9/29/2018 0.00
9/30/2018 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2017 7:00 AM 0.00 M M M M
10/2/2017 7:00 AM 0.00 M M M M
10/3/2017 7:00 AM 0.00 M M M M
10/4/2017 7:00 AM 0.00 M M M M
10/5/2017 7:00 AM 0.00 M M M M
10/6/2017 7:00 AM 0.10 M M M M
10/7/2017 7:00 AM 0.00 0.0 M M M
10/8/2017 7:00 AM 0.01 M M M M
10/9/2017 7:00 AM 0.22 M M M M
10/10/2017 7:00 AM 0.55 M M M M
10/11/2017 7:00 AM 0.00 0.0 M M M Heavy dew
10/12/2017 7:00 AM 0.32 M M M M Light rain at 7AM
10/13/2017 7:00 AM 0.03 M M M M
10/14/2017 7:00 AM 0.03 M M M M
10/15/2017 7:00 AM T M M M M
10/16/2017 7:00 AM 0.05 M M M M
10/17/2017 7:00 AM 0.00 0.0 M M M
10/18/2017 7:00 AM 0.00 0.0 M M M
10/19/2017 7:00 AM 0.00 0.0 M M M Heavy dew
10/20/2017 7:00 AM 0.00 M M M M
10/21/2017 7:00 AM 0.00 0.0 M M M
10/22/2017 7:00 AM 0.00 0.0 M M M Heavy dew
10/23/2017 7:00 AM 0.00 M M M M
10/24/2017 7:00 AM 0.17 M M M M very light rain at 7AM
10/25/2017 7:00 AM 0.98 M M M M A few gusts of wind but never really too bad.
10/26/2017 7:00 AM 0.00 M M M M
10/27/2017 7:00 AM T M M M M heavy dew
10/28/2017 7:00 AM 0.00 0.0 M M M heavy dew (not uncommon here we are lakeside and get some dewpoint influence from this)
10/29/2017 7:00 AM 0.00 0.0 M M M Heavy dew, no rain (yet)
10/30/2017 7:00 AM 3.27 M M M M Raining a lot at 7AM
10/31/2017 7:00 AM 0.03 M M M M very heavy dew, 38F, lowest temp this fall
11/1/2017 7:00 AM 0.00 0.0 M M M 35F
11/2/2017 7:00 AM 0.01 M M M M 53F, wow, no frost yet.
11/3/2017 7:00 AM 0.00 0.0 M M M
11/4/2017 7:00 AM 0.00 0.0 M M M
11/5/2017 7:00 AM 0.02 M M M M
11/6/2017 7:00 AM 0.03 M M M M
11/7/2017 7:00 AM 0.01 M M M M
11/8/2017 7:00 AM 0.47 M M M M
11/9/2017 7:00 AM 0.00 0.0 M M M 32F at 7AM, first frost this Fall, low last night 31F
11/10/2017 7:00 AM 0.03 M M M M 34F, breezy, no frost
11/11/2017 7:00 AM 0.00 0.0 M M M
11/12/2017 7:00 AM 0.00 0.0 M M M
11/13/2017 7:00 AM T M M M M light rain starting just before 7AM Observation time. 37F
11/14/2017 7:00 AM 0.12 M M M M 28F at 7AM, also was low for the night.
11/15/2017 7:00 AM 0.00 0.0 M M M Frost on lawn, cars, deck.
11/16/2017 7:00 AM 0.11 M M M M
11/19/2017 7:00 AM 0.31 M M M M
11/20/2017 7:00 AM T T T M M very light overnight snow flurry
11/21/2017 7:00 AM 0.00 0.0 M M M
11/22/2017 7:00 AM 0.08 M M M M
11/23/2017 7:00 AM 0.08 M M M M
11/24/2017 7:00 AM 0.00 0.0 M M M
11/25/2017 7:00 AM 0.00 0.0 M M M
11/26/2017 7:00 AM 0.00 0.0 M M M
11/27/2017 7:00 AM 0.00 0.0 M M M
11/28/2017 7:00 AM 0.00 0.0 M M M
11/29/2017 7:00 AM 0.00 0.0 M M M heavy dew
11/30/2017 7:00 AM 0.00 0.0 M M M
12/1/2017 7:00 AM 0.01 M M M M
12/2/2017 7:00 AM 0.00 0.0 M M M heavy frost, 27F at 7AM
12/3/2017 7:00 AM 0.00 0.0 M M M
12/4/2017 7:00 AM 0.00 0.0 M 0.0 M heavy frost
12/5/2017 7:00 AM 0.00 M M M M
12/6/2017 7:00 AM 0.29 0.0 M 0.0 M
12/7/2017 7:00 AM 0.00 0.0 M M M
12/8/2017 7:00 AM 0.00 M M M M
12/9/2017 7:00 AM 0.00 0.0 M 0.0 M
12/10/2017 7:00 AM 0.26 3.6 0.28 3.5 0.28 Snow started about 10AM, finished after 10PM but very little by then.
12/11/2017 7:00 AM 0.00 0.0 M 3.0 0.25
12/12/2017 7:00 AM T 0.0 M 1.0 0.19 Light drizzle at 7
12/13/2017 7:00 AM 0.02 T T T T
12/14/2017 7:00 AM 0.12 1.7 0.12 1.5 0.12 Light snowfall at 7.
12/15/2017 7:00 AM T T M 1.0 0.14
12/16/2017 7:00 AM 0.06 0.6 0.06 1.5 0.19
12/17/2017 7:00 AM 0.00 0.0 M 1.5 0.17
12/18/2017 7:00 AM 0.01 T 0.01 1.0 0.15
12/19/2017 7:00 AM T 0.0 M 0.0 M very slight drizzle before and just after 7AM, stopped by 7:10
12/20/2017 7:00 AM T 0.0 M 0.0 M light drizzle 7:00-7:10AM yesterday. Since then nothing.
12/21/2017 7:00 AM 0.00 0.0 M M M
12/22/2017 7:00 AM 0.00 0.0 M 0.0 M
12/23/2017 7:00 AM 0.16 0.0 M 0.0 M Raining at 7AM
12/24/2017 7:00 AM 0.58 0.0 M 0.0 M 34F @ 7AM
12/25/2017 7:00 AM 0.31 0.8 0.31 1.0 0.31
12/26/2017 7:00 AM 0.00 0.0 M 0.5 0.08 Melted value of total snow challenging, as partially frozen to ground. 19F at 7AM
12/27/2017 7:00 AM 0.00 0.0 M 0.5 0.06 14F at 7, still working with total core frozen to ground.
12/28/2017 7:00 AM 0.00 0.0 M 0.5 0.08 North slope of gauge area keeps snowfall. Nearby southern slopes bare. Ice on ground makes measurement tough. Filtering out grass stems for measurements.
12/29/2017 7:00 AM 0.00 0.0 M 0.5 0.08 Conditions same as yesterday. Getting some (reasonable) variation in melted cores.
12/30/2017 7:00 AM T T T 0.5 0.08 light snow at 7AM, 14F. Some very light flurries yesterday around 1:15-1:35PM.
12/31/2017 7:00 AM 0.06 0.5 0.06 0.5 0.06 Later afternoon yesterday max new snow was about 0.3-0.6 inches. A light dusting later. Windy early AM and 8F, windchill -3F
1/1/2018 7:00 AM 0.00 0.0 M 0.5 0.04 Totals from snowboard and consistent with observation area. 2F with wind chills as low as -5F at 7.
1/2/2018 7:00 AM 0.00 0.0 M 0.5 0.04 8F at 7AM
1/3/2018 7:00 AM 0.00 0.0 M 0.5 0.04 Total snow just hanging in there. No change past few days.
1/4/2018 7:00 AM 0.01 0.1 0.01 0.5 0.05 At 7AM 21F, very windy. Total snow measurements best estimates as much variation in observation area. Nice day to stay home!
1/5/2018 8:00 AM 0.19 4.0 0.19 4.5 0.90 lots of drifting, observation area has snow from 0-12+ inches. Snowboard seems pretty average, 4.0". 6F at 7 and 8AM, windchill <0. (MG note: changed precip from 0.13", presumably gauge-caught, to 0.19" core-melt. 0.19" still seems low for ratios common in this event with 4.0" of snow, but seems to be a better option than 0.13" gauge-catch. OST 1/05/2018 8:41 AM)
1/6/2018 7:00 AM 0.00 0.0 M 4.5 0.94
1/7/2018 7:00 AM 0.00 0.0 M 4.5 0.84
1/8/2018 7:00 AM 0.00 0.0 M 3.5 0.64
1/9/2018 7:00 AM 0.05 0.3 0.05 3.5 0.67
1/10/2018 7:00 AM 0.00 0.0 M 2.0 0.28
1/11/2018 7:00 AM 0.00 0.0 M 0.0 M
1/12/2018 7:00 AM 0.08 0.0 M 0.0 M
1/13/2018 7:00 AM 2.50 0.0 M 0.0 M was traveling, value corrected from earlier report of 2.32
1/14/2018 7:00 AM 0.00 0.0 M 0.0 M
1/15/2018 7:00 AM 0.00 0.0 M 0.0 M
1/16/2018 7:00 AM 0.00 0.0 M 0.0 M
1/17/2018 7:00 AM 0.21 1.2 0.21 1.2 0.21 31F at 7AM, snowing, very dense, wet snow.
1/18/2018 7:00 AM 0.07 1.0 0.07 2.0 0.22 Some ice under Total Snow challenged measurement {EDIT: Observer reported 1.0 for new snowfall with a melted core value of 0.70. Melted core appears to be a typo. Changed SWE report of 0.70 to NA until observer can be contacted to verify. Submission Time Before EDIT: 1/18/2018 8:42 AM CoCoSTAFF DNT}(MG note: changed core melt to 0.07", as quite sure that was intended, but have contacted observer to confirm)
1/19/2018 7:00 AM 0.00 0.0 M 1.5 0.19 12F at 7AM
1/20/2018 7:00 AM 0.00 0.0 M 1.0 0.18 35F at 7AM
1/21/2018 7:00 AM 0.00 0.0 M 0.0 M
1/22/2018 7:00 AM 0.01 0.0 M 0.0 M
1/23/2018 7:00 AM 0.71 0.0 M 0.0 M Rain at 7AM, 40F
1/24/2018 7:00 AM 0.23 0.0 M 0.0 M
1/25/2018 7:00 AM 0.00 0.0 M 0.0 M 21F at 7
1/26/2018 7:00 AM 0.00 0.0 M 0.0 M
1/27/2018 7:00 AM 0.00 0.0 M 0.0 M Heavy frost, 21F at 7AM
1/28/2018 7:00 AM 0.09 0.0 M 0.0 M Light rain at 7AM,41F. Rain started just before 3AM.
1/29/2018 7:00 AM 0.02 0.0 M 0.0 M 35F ar 7
1/30/2018 7:00 AM 0.01 0.1 0.01 T 0.01 Light dusting of snow overnight, 29F at 7AM.
1/31/2018 7:00 AM T T T 0.0 M Very brief snow flurry late morning yesterday
2/1/2018 7:00 AM 0.00 0.0 M 0.0 M
2/2/2018 7:00 AM 0.20 0.0 M 0.0 M Gauge had no snow just frozen water. 24F at 7AM
2/3/2018 7:00 AM 0.00 0.0 M 0.0 M 11F at 7AM
2/4/2018 7:00 AM 0.00 0.0 M 0.0 M
2/5/2018 7:00 AM 0.79 0.0 M 0.0 M Snow first then changed to rain.
2/6/2018 7:00 AM 0.00 0.0 M 0.0 M
2/7/2018 7:00 AM T T T M M very light sleet at 7AM, 26F
2/8/2018 7:00 AM 0.93 1.6 0.31 1.5 0.31 Total snow measured around 1PM just after snow turned to rain. 21F this AM, everything frozen. Local roads bad but getting sanded and salted.
2/9/2018 7:00 AM 0.00 0.0 0.00 1.0 0.25 18F at 7AM, total core frozen pretty solid. Came up like a hockey puck. 18F, core pretty solid, like a hockey puck.
2/10/2018 7:00 AM T T T 0.5 0.24 Few very light flurries during the day yesterday. No additional accumulation. 31F at 7AM
2/11/2018 7:00 AM 0.73 0.0 M 0.0 M Rain and fog 7AM, 40F.
2/12/2018 7:00 AM 0.44 0.0 M 0.0 M
2/13/2018 7:00 AM T 0.0 M 0.0 M 24F at 7, few drops of rain yesterday AM.
2/14/2018 7:00 AM 0.02 0.0 M 0.0 M everything covered with thin ice. Must have had some freezing rain overnight. Ice accretion estimate 0.1 inch. 31F.
2/15/2018 7:00 AM 0.03 0.0 M 0.0 M 40F and fog at 7AM
2/16/2018 7:00 AM 0.14 0.0 M 0.0 M Light rain at 7AM, 49F.
2/17/2018 7:00 AM 0.07 0.0 M 0.0 M 23F at 7AM.
2/18/2018 7:00 AM 0.74 8.6 0.74 8.6 0.74
2/19/2018 7:00 AM 0.00 0.0 M 7.1 0.67 24F at 7AM. High of 40F yesterday melted a lot of snow.
2/20/2018 7:00 AM 0.03 0.0 M 2.8 0.56 40F at 7AM
2/21/2018 7:00 AM T 0.0 M 0.0 M Very heavy dew. 56F at 7AM, dew point 56F. I think the gauge Trace was all dew and that there was no measurable rain past 24 hours.
2/22/2018 7:00 AM 0.40 0.0 M 0.0 M 41F at 7AM, yesterday high 77.
2/23/2018 7:00 AM 0.39 0.0 M 0.0 M 34F
2/24/2018 7:00 AM 0.24 0.0 M 0.0 M
2/25/2018 7:00 AM 0.81 0.0 M 0.0 M 38F, raining.
2/26/2018 7:00 AM 0.39 0.0 M 0.0 M
2/27/2018 7:00 AM 0.00 0.0 M 0.0 M
2/28/2018 7:00 AM 0.00 0.0 M 0.0 M
3/1/2018 7:00 AM 0.00 0.0 M M M
3/2/2018 7:00 AM 0.94 0.0 M 0.0 M 35F and raining at 7AM
3/3/2018 7:00 AM 0.28 1.9 0.64 2.0 0.64 Post Nor'easter. Strong winds likely reduced amount in gauge. Heavy wet snow. Lost power for about 14 hours. 33F at 7AM
3/4/2018 7:00 AM T 0.0 M 0.0 M
3/5/2018 7:00 AM 0.00 0.0 M 0.0 M
3/6/2018 7:00 AM 0.00 0.0 M 0.0 M
3/7/2018 7:00 AM 0.20 1.2 0.20 1.0 0.20 light wet snowfall at 7AM, 32F. Smaller branches and shrubs starting to bend. Snow started about 9:15 last evening. No idea if it continued all night.
3/8/2018 7:00 AM 1.65 19.0 1.65 20.0 1.94 Gauge from core. Total based on average of 3 cores, multiple depth measurements, 7:45-8:00PM last evening. Wow, some storm! (MG note: popped in 1.65" new snow melted core for precip (had been set to "NA" since gauge value not available), as looks very reasonable for area. OST 3/09/2018 9:54 AM)
3/9/2018 7:00 AM 0.01 0.1 0.01 16.0 2.09 Light dusting of snow overnight. Light flurry at 7AM
3/10/2018 7:00 AM 0.01 0.1 0.01 12.0 2.01 at least two flurries during day. All melted by evening.
3/11/2018 7:00 AM 0.00 0.0 M 10.5 1.49
3/12/2018 7:00 AM 0.00 0.0 M 10.0 1.71
3/13/2018 7:00 AM 0.22 3.4 0.22 12.0 1.93 Snowing at 7AM, 32F
3/14/2018 7:00 AM 0.02 0.3 0.02 10.0 1.78 New snow measured at 10:45AM on 3/13, storm ended.
3/15/2018 7:00 AM 0.02 0.2 0.02 7.5 1.46
3/16/2018 7:00 AM T T T 6.5 1.54 Measuring area with northern slope continues to be snow covered. Nearby areas with southern slopes mostly clear of snow. Snow melting but slowly. Nearby lakes all flowing over dams.
3/17/2018 7:00 AM 0.00 0.0 M 5.5 1.25
3/18/2018 7:00 AM 0.00 0.0 M 5.0 1.21
3/19/2018 7:00 AM 0.00 0.0 M 4.5 1.16
3/20/2018 7:00 AM 0.00 0.0 M 3.5 0.94
3/21/2018 7:00 AM 0.02 0.3 0.02 3.5 1.01
3/22/2018 7:00 AM 0.78 8.5 0.78 10.5 1.76 Light snow at 7AM yesterday. Measurements today at 7:00. Still snowing at 10PM last night, stopping sometime overnight. Hope it's the last "big one" for now.
3/23/2018 7:00 AM 0.00 0.0 M 5.5 1.34
3/24/2018 7:00 AM 0.00 0.0 M 4.5 1.32
3/25/2018 7:00 AM 0.00 0.0 M 3.5 1.06
3/26/2018 7:00 AM 0.00 0.0 M 3.0 0.90
3/27/2018 7:00 AM 0.00 0.0 M 2.5 0.70
3/28/2018 7:00 AM 0.11 0.0 M 0.0 M Some snow piles from shoveling and a few drifted areas remain but essentially all gone.
3/29/2018 7:00 AM T 0.0 M 0.0 M Light rain (not snow!) at 7AM, 45F.
3/30/2018 7:00 AM 0.07 0.0 M 0.0 M
3/31/2018 7:00 AM 0.04 M M M M 35F at 7AM
4/1/2018 7:00 AM 0.00 0.0 M M M
4/2/2018 7:00 AM 0.44 4.1 M M M Snowing hard at 7AM, building up fast, 32F. New Snowfall measured at 10:40 on 4/2 after snow stopped (MG note: changed new snow depth from 6.1" to 4.1", as believe this was likely the new snow from this, as originally entered by observer. Also removed 0.52"/0.44" new/total melted cores and 4.1" total snow depth, as unsure about those values. Possible that 6.1"/0.52" was total snow and 4.1"/0.44" was intended as new snow. OST 4/05/2018 1:30 PM)
4/3/2018 7:00 AM 0.15 2.0 M 1.5 0.37 33F at 7AM, some horizontal wood and metal surfaces had thin film of ice. New snow measured at 10:40AM on 4/2 just after snow stopped. (MG note: changed new snow depth from 6.1" to 2.0", as believe 6.1" was the 2-day event total. Same goes for 0.51" new snow melted core, which was set to "NA". Contacted observer to confirm. OST 4/04/2018 8:11 AM)
4/4/2018 7:00 AM 0.44 0.0 M 0.0 M 38F at 7AM, light drizzle
4/5/2018 7:00 AM 0.04 0.0 M 0.0 M
4/6/2018 7:00 AM T M M M M
4/7/2018 7:00 AM 0.06 0.4 M 0.0 M AM snow yesterday, all melted during day.
4/8/2018 7:00 AM T T M M M Short snow flurry 4/7 around 7:55AM
4/9/2018 7:00 AM 0.00 0.0 M M M
4/10/2018 7:00 AM 0.02 T M M M
4/11/2018 7:00 AM T T M M M
4/12/2018 7:00 AM 0.00 0.0 M M M
4/13/2018 7:00 AM T 0.0 M 0.0 M
4/14/2018 7:00 AM 0.00 0.0 M M M
4/15/2018 7:00 AM 0.00 0.0 M M M
4/16/2018 7:00 AM 1.03 0.0 M M M Raining at 7AM
4/17/2018 7:00 AM 1.93 0.0 M M M
4/18/2018 7:00 AM T T M M M
4/19/2018 7:00 AM 0.23 M M M M Light rain at 7AM
4/20/2018 7:00 AM 0.05 M M M M
4/21/2018 7:00 AM 0.00 0.0 M M M
4/22/2018 7:00 AM 0.00 0.0 M M M
4/23/2018 7:00 AM 0.00 0.0 M M M
4/24/2018 7:00 AM 0.00 0.0 M M M
4/25/2018 7:00 AM 0.48 M M M M Light rain at 7AM
4/26/2018 7:00 AM 1.00 M M M M Exactly 1.00!
4/27/2018 7:00 AM 0.00 0.0 M M M
4/28/2018 7:00 AM 0.12 M M M M
4/29/2018 7:00 AM 0.33 M M M M
4/30/2018 7:00 AM 0.01 M M M M
5/1/2018 7:00 AM 0.01 M M M M
5/2/2018 7:00 AM 0.00 M M M M
5/3/2018 7:00 AM 0.00 M M M M
5/4/2018 7:00 AM 0.11 M M M M
5/5/2018 7:00 AM 0.01 M M M M
5/6/2018 7:00 AM 0.09 M M M M Rain at 7AM
5/7/2018 7:00 AM 0.27 M M M M
5/8/2018 7:00 AM 0.00 0.0 M M M Heavy dew
5/10/2018 7:00 AM 0.00 0.0 M M M Heavy dew but only on grass and dock. Wood deck and cars nearly dry. Unusual.
5/11/2018 7:00 AM 0.67 M M M M Evening thunderstorm.
5/12/2018 7:00 AM 0.11 M M M M
5/13/2018 7:00 AM 0.12 M M M M Mostly light rain, little wind. The "big stuff" totally missed us.
5/14/2018 7:00 AM 0.23 M M M M
5/15/2018 7:00 AM 0.00 0.0 M M M
5/16/2018 7:00 AM 0.63 M M M M light rain at 7AM. Monster thunderstorm late afternoon, some pea size hail, high wind, trees and branches down nearby, some roads closed, power interruptions but no sustained power loss here.
5/17/2018 7:00 AM 0.65 M M M M Gray and overcast, light rain at 7AM
5/18/2018 7:00 AM 0.12 M M M M Overcast.
5/19/2018 7:00 AM 0.16 M M M M Raining at 7AM
5/20/2018 7:00 AM 0.78 M M M M light rain at 7AM
5/21/2018 7:00 AM 0.02 M M M M
5/22/2018 7:00 AM 0.00 0.0 M M M
5/23/2018 7:00 AM 0.65 M M M M
5/24/2018 7:00 AM T M M M M
5/25/2018 7:00 AM 0.00 0.0 M M M
5/26/2018 7:00 AM 0.00 0.0 M M M
5/27/2018 7:00 AM 0.19 M M M M Moderate rainfall at 7AM
5/28/2018 7:00 AM 0.10 M M M M
5/29/2018 7:00 AM 0.00 M M M M
5/30/2018 7:00 AM 0.00 0.0 M M M Overcast
5/31/2018 7:00 AM T M M M M
6/1/2018 7:00 AM 0.13 M M M M
6/2/2018 7:00 AM 0.06 M M M M
6/3/2018 7:00 AM 0.64 M M M M All rain overnight. None yesterday during the day or evening. 57F at 7AM
6/4/2018 7:00 AM 0.68 M M M M Overcast but not raining at 7AM, 50F.
6/5/2018 7:00 AM 0.00 M M M M
6/6/2018 7:00 AM T M M M M
6/7/2018 7:00 AM 0.00 M M M M
6/8/2018 7:00 AM 0.00 0.0 M M M Heavy dew
6/9/2018 7:00 AM 0.00 0.0 M M M
6/10/2018 7:00 AM 0.00 0.0 M M M Light rain started just after 7AM
6/11/2018 7:00 AM 0.16 M M M M
6/12/2018 7:00 AM 0.00 M M M M
6/13/2018 7:00 AM 0.00 0.0 M M M Light rain started just after 7AM
6/14/2018 7:00 AM 0.08 M M M M
6/15/2018 7:00 AM 0.00 M M M M
6/16/2018 7:00 AM 0.00 M M M M
6/17/2018 7:00 AM 0.00 0.0 M M M A moderate amount of dew.
6/18/2018 7:00 AM 0.00 0.0 M M M
6/19/2018 7:00 AM 0.47 M M M M Around 8PM, fast moving thunderstorm, wind, torrential rain.
6/20/2018 7:00 AM 0.00 0.0 M M M
6/21/2018 7:00 AM 0.17 M M M M Light rain at 7AM
6/22/2018 7:00 AM 0.01 M M M M
6/23/2018 7:00 AM 0.01 M M M M
6/24/2018 7:00 AM 0.03 M M M M
6/25/2018 7:00 AM 0.06 M M M M
6/26/2018 7:00 AM 0.00 M M M M
6/27/2018 7:00 AM 0.00 0.0 M M M
6/28/2018 7:00 AM 0.48 M M M M light rain at 7AM
6/29/2018 7:00 AM 0.04 M M M M Blue skies, heavy dew.
6/30/2018 7:00 AM 0.00 0.0 M M M
7/1/2018 7:00 AM 0.00 0.0 M M M Light dew, watered lawn yesterday only second time this year without enough weekly rainfall, actual or projected.
7/2/2018 7:00 AM 0.00 M M M M Heavy dew
7/3/2018 7:00 AM 0.00 M M M M
7/4/2018 7:00 AM T M M M M ..and that's a very slight trace, just a few drops. Lots of thunder though.
7/5/2018 7:00 AM 0.01 M M M M
7/6/2018 7:00 AM 0.00 0.0 M M M
7/7/2018 7:00 AM 0.01 M M M M
7/8/2018 7:00 AM 0.00 M M M M
7/9/2018 7:00 AM 0.00 M M M M
7/10/2018 7:00 AM 0.00 M M M M
7/11/2018 7:00 AM 0.00 M M M M
7/12/2018 7:00 AM 0.00 M M M M
7/13/2018 7:00 AM T M M M M
7/14/2018 7:00 AM 0.00 M M M M
7/15/2018 7:00 AM 0.30 M M M M Raining at 7AM
7/16/2018 7:00 AM 0.08 M M M M Heavy dew at 7am today
7/17/2018 7:00 AM 0.00 M M M M
7/18/2018 7:00 AM 1.09 M M M M
7/19/2018 7:00 AM 0.00 M M M M
7/20/2018 7:00 AM 0.00 0.0 M M M Heavy dew
7/21/2018 7:00 AM 0.00 M M M M
7/22/2018 7:00 AM 1.41 M M M M Light drizzle at 7AM
7/23/2018 7:00 AM 0.47 M M M M And again raining at 7AM
7/24/2018 7:00 AM 0.64 M M M M Overcast at 7AM but not raining.
7/25/2018 7:00 AM 1.12 M M M M Light rain at 7AM
7/26/2018 7:00 AM 0.99 M M M M
7/27/2018 7:00 AM 0.00 0.0 M M M Heavy dew at 7AM
7/28/2018 7:00 AM 0.26 M M M M
7/29/2018 7:00 AM 0.00 0.0 M M M
7/30/2018 7:00 AM 0.00 M M M M Heavy dew
7/31/2018 7:00 AM 0.00 0.0 M M M
8/1/2018 7:00 AM 0.14 M M M M Light rain at 7am
8/2/2018 7:00 AM 0.20 M M M M
8/3/2018 7:00 AM 0.95 M M M M
8/4/2018 7:00 AM 1.07 M M M M Rain at 7AM
8/5/2018 7:00 AM 0.51 M M M M
8/6/2018 7:00 AM 0.00 0.0 M M M Heavy dew.
8/7/2018 7:00 AM 0.00 0.0 M M M
8/8/2018 7:00 AM 0.67 M M M M
8/9/2018 7:00 AM 0.63 M M M M
8/10/2018 7:00 AM 0.00 M M M M
8/11/2018 7:00 AM 0.67 M M M M Raining at 7AM
8/12/2018 7:00 AM 2.63 M M M M Lots of rain and some water, under control, in the basement.
8/13/2018 7:00 AM 0.02 M M M M Drizzle at 7AM
8/14/2018 7:00 AM 0.42 M M M M
8/15/2018 7:00 AM 0.46 M M M M
8/16/2018 7:00 AM 0.00 M M M M
8/17/2018 7:00 AM 0.00 0.0 M M M
8/18/2018 7:00 AM 0.92 M M M M Light rain starting about 7:12AM
8/19/2018 7:00 AM 0.67 M M M M
8/20/2018 7:00 AM 0.07 M M M M
8/21/2018 7:00 AM 0.00 0.0 M M M
8/22/2018 7:00 AM 0.92 M M M M
8/23/2018 7:00 AM 0.01 M M M M
8/24/2018 7:00 AM 0.00 M M M M
8/25/2018 7:00 AM 0.00 0.0 M M M Heavy dew
8/26/2018 7:00 AM 0.00 0.0 M M M
8/27/2018 7:00 AM T M M M M Late afternoon, a few drops of rain, overcast.
8/28/2018 7:00 AM 0.00 0.0 M M M Heavy dew
8/29/2018 7:00 AM 0.00 M M M M
8/30/2018 7:00 AM 0.00 0.0 M M M
8/31/2018 7:00 AM 0.00 0.0 M M M
9/1/2018 7:00 AM 0.62 M M M M
9/2/2018 7:00 AM 0.00 0.0 M M M
9/3/2018 7:00 AM 0.00 0.0 M M M
9/4/2018 7:00 AM 0.00 0.0 M M M
9/5/2018 7:00 AM 0.00 M M M M
9/6/2018 7:00 AM 0.00 M M M M
9/7/2018 7:00 AM 0.78 M M M M
9/8/2018 7:00 AM 0.01 M M M M drizzle mid to late morning
9/9/2018 7:00 AM 0.13 M M M M Light rain at 7AM
9/10/2018 7:00 AM 1.01 M M M M Light rain at 7AM
9/11/2018 7:00 AM 0.59 M M M M
9/12/2018 7:00 AM 0.02 M M M M
9/13/2018 7:00 AM 0.17 M M M M Fog and drizzle at 7AM
9/14/2018 7:00 AM 0.01 M M M M Mist at 7AM
9/15/2018 7:00 AM 0.02 M M M M
9/16/2018 7:00 AM 0.00 0.0 M M M Heavy dew
9/17/2018 7:00 AM 0.00 M M M M Heavy dew
9/18/2018 7:00 AM 0.96 M M M M Overcast but no rainfall at 7AM
9/19/2018 7:00 AM 0.14 M M M M Heavy dew
9/20/2018 7:00 AM 0.03 M M M M
9/21/2018 7:00 AM 0.00 M M M M
9/22/2018 7:00 AM 0.00 0.0 M M M
9/23/2018 7:00 AM 0.00 M M M M
9/24/2018 7:00 AM 0.00 M M M M
9/25/2018 7:00 AM 0.68 M M M M
9/26/2018 7:00 AM 1.68 M M M M
9/27/2018 7:00 AM 0.15 M M M M
9/28/2018 7:00 AM 1.13 M M M M
9/29/2018 7:00 AM 0.00 M M M M
9/30/2018 7:00 AM 0.00 M 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