Station Overview Station Location
Station Number MA-MD-62 Latitude 42.597167
Station Name Chelmsford 1.2 E Longitude -71.344931
County Middlesex Elevation (ft) 132



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 4.32 5.82 31 5.82 31 0.00 0 0 19 1 0.0 0 0
Nov 19 4.22 2.97 30 2.97 30 0.00 0 0 11 3 0.0 0 0
Dec 19 4.01 7.16 31 7.16 31 0.00 0 0 12 3 0.0 0 0
Jan 20 3.53 2.08 31 1.82 29 0.26 2 1 5 5 0.0 0 0
Feb 20 3.22 3.31 29 3.31 26 0.00 3 1 14 1 0.0 0 0
March 20 4.31 3.80 31 3.80 27 0.00 4 1 12 1 0.0 0 0
April 20 3.96 5.17 30 5.17 30 0.00 0 0 18 2 0.0 0 0
May 20 4.01 1.84 31 1.84 31 0.00 0 0 9 3 0.0 0 0
June 20 4.07 1.19 30 1.19 28 0.00 2 1 8 1 0.0 0 0
July 20 3.70 3.85 31 3.85 31 0.00 0 0 13 1 0.0 0 0
Aug 20 3.58 1.92 31 1.92 31 0.00 0 0 10 1 0.0 0 0
Sept 20 3.76 1.61 30 1.61 30 0.00 0 0 6 0 0.0 0 0
Water Year Totals: 46.69" 40.72" 366 days 40.46" 355 0.26" 11 days 4 137 days 22 days 0.0" 0 days 0 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 0.00
10/3/2019 0.35
10/4/2019 0.22
10/5/2019 0.00
10/6/2019 0.00
10/7/2019 0.00
10/8/2019 0.63
10/9/2019 0.01
10/10/2019 0.06
10/11/2019 T
10/12/2019 0.02
10/13/2019 0.01
10/14/2019 0.00
10/15/2019 0.00
10/16/2019 0.00
10/17/2019 2.06
10/18/2019 0.02
10/19/2019 0.00
10/20/2019 0.00
10/21/2019 0.01
10/22/2019 0.00
10/23/2019 0.64
10/24/2019 0.06
10/25/2019 0.00
10/26/2019 0.05
10/27/2019 0.01
10/28/2019 1.39
10/29/2019 0.04
10/30/2019 0.11
10/31/2019 0.09
11/1/2019 0.39
11/2/2019 0.00
11/3/2019 0.00
11/4/2019 0.00
11/5/2019 0.00
11/6/2019 0.04
11/7/2019 0.00
11/8/2019 0.41
11/9/2019 T
11/10/2019 0.00
11/11/2019 0.00
11/12/2019 0.00
11/13/2019 0.01
11/14/2019 0.00
11/15/2019 0.00
11/16/2019 0.00
11/17/2019 0.00
11/18/2019 T
11/19/2019 0.42
11/20/2019 0.04
11/21/2019 0.10
11/22/2019 T
11/23/2019 0.04
11/24/2019 0.18
11/25/2019 0.96
11/26/2019 0.00
11/27/2019 0.00
11/28/2019 0.38
11/29/2019 0.00
11/30/2019 0.00
12/1/2019 0.00
12/2/2019 1.27
12/3/2019 0.67
12/4/2019 0.20
12/5/2019 0.00
12/6/2019 0.00
12/7/2019 0.09
12/8/2019 0.00
12/9/2019 T
12/10/2019 0.66
12/11/2019 0.48
12/12/2019 T
12/13/2019 0.00
12/14/2019 1.32
12/15/2019 0.09
12/16/2019 0.00
12/17/2019 T
12/18/2019 0.49
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 0.00
12/27/2019 0.01
12/28/2019 0.00
12/29/2019 0.00
12/30/2019 0.74
12/31/2019 1.14
Day of YearDaily PrcpMultiday Prcp
1/1/2020 0.00
1/2/2020 0.00
1/3/2020 0.00
1/4/2020 **
1/5/2020 0.26
1/6/2020 0.00
1/7/2020 T
1/8/2020 0.00
1/9/2020 T
1/10/2020 0.00
1/11/2020 T
1/12/2020 0.05
1/13/2020 0.00
1/14/2020 T
1/15/2020 T
1/16/2020 0.29
1/17/2020 0.03
1/18/2020 0.00
1/19/2020 0.58
1/20/2020 0.00
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 0.87
1/27/2020 0.00
1/28/2020 0.00
1/29/2020 0.00
1/30/2020 0.00
1/31/2020 0.00
2/1/2020 0.03
2/2/2020 0.02
2/3/2020 0.00
2/4/2020 0.00
2/5/2020 0.06
2/6/2020 0.35
2/7/2020 0.33
2/8/2020 0.34
2/9/2020 0.00
2/10/2020 0.04
2/11/2020 0.09
2/12/2020 0.08
2/13/2020 0.52
2/14/2020 0.13
2/15/2020 0.00
2/16/2020 0.00
2/17/2020 0.00
2/18/2020 0.00
2/19/2020 0.43
2/20/2020 **
2/21/2020 **
2/22/2020 0.00
2/23/2020 0.00
2/24/2020 0.00
2/25/2020 0.00
2/26/2020 0.08
2/27/2020 0.81
2/28/2020 T
2/29/2020 0.00
3/1/2020 0.00
3/2/2020 0.03
3/3/2020 0.00
3/4/2020 0.02
3/5/2020 0.00
3/6/2020 **
3/7/2020 **
3/8/2020 **
3/9/2020 0.00
3/10/2020 0.00
3/11/2020 0.00
3/12/2020 0.00
3/13/2020 0.31
3/14/2020 0.09
3/15/2020 0.00
3/16/2020 0.00
3/17/2020 T
3/18/2020 0.03
3/19/2020 0.26
3/20/2020 0.39
3/21/2020 0.01
3/22/2020 0.00
3/23/2020 0.00
3/24/2020 1.51
3/25/2020 0.00
3/26/2020 0.00
3/27/2020 0.00
3/28/2020 0.00
3/29/2020 0.24
3/30/2020 0.74
3/31/2020 0.17
Day of YearDaily PrcpMultiday Prcp
4/1/2020 0.00
4/2/2020 T
4/3/2020 0.72
4/4/2020 0.70
4/5/2020 0.01
4/6/2020 0.00
4/7/2020 0.00
4/8/2020 0.09
4/9/2020 0.03
4/10/2020 0.81
4/11/2020 0.03
4/12/2020 0.00
4/13/2020 0.13
4/14/2020 0.67
4/15/2020 0.00
4/16/2020 0.06
4/17/2020 0.00
4/18/2020 0.51
4/19/2020 0.05
4/20/2020 0.00
4/21/2020 0.00
4/22/2020 0.35
4/23/2020 0.01
4/24/2020 0.04
4/25/2020 0.04
4/26/2020 0.00
4/27/2020 0.39
4/28/2020 0.53
4/29/2020 0.00
4/30/2020 T
5/1/2020 0.63
5/2/2020 0.14
5/3/2020 0.00
5/4/2020 0.00
5/5/2020 0.00
5/6/2020 0.00
5/7/2020 0.03
5/8/2020 0.00
5/9/2020 0.31
5/10/2020 0.00
5/11/2020 0.00
5/12/2020 0.19
5/13/2020 0.00
5/14/2020 0.00
5/15/2020 0.04
5/16/2020 0.40
5/17/2020 0.00
5/18/2020 T
5/19/2020 0.01
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 0.00
5/26/2020 T
5/27/2020 0.00
5/28/2020 0.00
5/29/2020 T
5/30/2020 0.09
5/31/2020 0.00
6/1/2020 0.00
6/2/2020 0.00
6/3/2020 0.04
6/4/2020 0.11
6/5/2020 0.00
6/6/2020 0.00
6/7/2020 0.12
6/8/2020 0.00
6/9/2020 T
6/10/2020 0.00
6/11/2020 0.02
6/12/2020 0.08
6/13/2020 0.00
6/14/2020 0.00
6/15/2020 0.00
6/16/2020 **
6/17/2020 0.00
6/18/2020 0.00
6/19/2020 0.00
6/20/2020 0.00
6/21/2020 0.00
6/22/2020 0.00
6/23/2020 0.00
6/24/2020 0.00
6/25/2020 0.33
6/26/2020 0.00
6/27/2020 0.00
6/28/2020 0.00
6/29/2020 0.43
6/30/2020 0.06
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.16
7/2/2020 0.00
7/3/2020 0.23
7/4/2020 0.00
7/5/2020 0.00
7/6/2020 0.23
7/7/2020 0.00
7/8/2020 0.01
7/9/2020 0.02
7/10/2020 0.00
7/11/2020 0.03
7/12/2020 0.00
7/13/2020 0.00
7/14/2020 0.14
7/15/2020 0.01
7/16/2020 0.00
7/17/2020 0.50
7/18/2020 0.00
7/19/2020 0.00
7/20/2020 0.00
7/21/2020 0.00
7/22/2020 T
7/23/2020 1.25
7/24/2020 0.83
7/25/2020 0.00
7/26/2020 0.00
7/27/2020 0.00
7/28/2020 0.00
7/29/2020 0.00
7/30/2020 0.13
7/31/2020 0.31
8/1/2020 0.00
8/2/2020 0.00
8/3/2020 0.09
8/4/2020 0.00
8/5/2020 0.22
8/6/2020 0.00
8/7/2020 0.00
8/8/2020 T
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 0.05
8/18/2020 0.21
8/19/2020 0.00
8/20/2020 0.42
8/21/2020 0.00
8/22/2020 0.00
8/23/2020 0.13
8/24/2020 0.04
8/25/2020 0.00
8/26/2020 0.00
8/27/2020 0.00
8/28/2020 0.18
8/29/2020 0.05
8/30/2020 0.53
8/31/2020 0.00
9/1/2020 0.00
9/2/2020 0.03
9/3/2020 0.23
9/4/2020 0.00
9/5/2020 0.00
9/6/2020 0.00
9/7/2020 0.00
9/8/2020 0.00
9/9/2020 0.00
9/10/2020 0.00
9/11/2020 0.88
9/12/2020 0.00
9/13/2020 0.00
9/14/2020 0.03
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 0.25
9/29/2020 0.00
9/30/2020 0.19



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2019 8:00 AM 0.04 0.0 0.00 0.0 0.00 it sounded more substantial that 0.04" when it woke me up overnight. :(
10/2/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
10/3/2019 8:00 AM 0.35 0.0 0.00 0.0 0.00
10/4/2019 8:00 AM 0.22 0.0 0.00 0.0 0.00
10/5/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
10/6/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
10/7/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
10/8/2019 8:16 AM 0.63 0.0 0.00 0.0 0.00
10/9/2019 8:00 AM 0.01 0.0 0.00 0.0 0.00 some light dew on the gauge, but not enough to account for the 0.01". I'm guessing that it was some lingering precip from yesterday morning.
10/10/2019 8:00 AM 0.06 0.0 0.00 0.0 0.00
10/11/2019 8:00 AM T 0.0 0.00 0.0 0.00
10/12/2019 8:00 AM 0.02 0.0 0.00 0.0 0.00
10/13/2019 8:00 AM 0.01 0.0 0.00 0.0 0.00
10/14/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 lots of dew on the outside of the gauge
10/15/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 light dew on the gauge
10/16/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 gauge coated in a thin layer of dew
10/17/2019 8:00 AM 2.06 0.0 0.00 0.0 0.00 rain didn't start until around 9pm. all of that was overnight.
10/18/2019 8:00 AM 0.02 0.0 0.00 0.0 0.00
10/19/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
10/20/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
10/21/2019 8:00 AM 0.01 0.0 0.00 0.0 0.00 no dew, big water spots on my car, wet roads. I think it was really rain.
10/22/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 thin coating of dew on the gauge
10/23/2019 8:18 AM 0.64 0.0 0.00 0.0 0.00 raining while measuring
10/24/2019 8:00 AM 0.06 0.0 0.00 0.0 0.00 Lots of dew on the gauge
10/25/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
10/26/2019 8:00 AM 0.05 0.0 0.00 0.0 0.00
10/27/2019 8:20 AM 0.01 0.0 0.00 0.0 0.00 surprisingly little in the gauge based on how wet things looked
10/28/2019 8:00 AM 1.39 0.0 0.00 0.0 0.00
10/29/2019 8:13 AM 0.04 0.0 0.00 0.0 0.00 more-or-less continuous drizzle for the last 24 hours
10/30/2019 8:00 AM 0.11 0.0 0.00 0.0 0.00
10/31/2019 8:10 AM 0.09 0.0 0.00 0.0 0.00 nothing coming down when I measured but it must have just stopped because I could hear it in the trees
11/1/2019 8:00 AM 0.39 0.0 0.00 0.0 0.00 Finally, the sun is back out. So much wind. I feel lucky my funnel didn't blow off!
11/2/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 Frost on the gauge! First time this fall.
11/3/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 Another frosty morning.
11/4/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
11/5/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 light dew on just the top of the gauge
11/6/2019 8:00 AM 0.04 0.0 0.00 0.0 0.00 and some kind of bug I didn't recognize floating in the water.
11/7/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
11/8/2019 8:00 AM 0.41 0.0 0.00 0.0 0.00 frozen in the gauge. But no sign of snow or other frozen precip.
11/9/2019 8:00 AM T T T 0.0 0.00 flurries yesterday afternoon. But nothing in the gauge or on the ground.
11/10/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
11/11/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
11/12/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 light dew, lots of fog, but no rain yet.
11/13/2019 5:15 PM 0.01 T T 0.0 0.00 gauge had a little ice in the bottom, but was frozen into the stand so I couldn't bring it in to measure. EDIT: managed to break it free after the sunny day. I'm sure I lost some to sublimation during the day.
11/14/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 light frost
11/15/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 nothing in the gauge, but lots of frost on the outside
11/16/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
11/17/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
11/18/2019 8:00 AM T T T 0.0 0.00 I saw some flurries late yesterday afternoon. Nothing stuck, nothing in the gauge this morning.
11/19/2019 8:29 AM 0.42 0.0 0.00 0.0 0.00 measuring in the rain this morning. But finding the ultimate answer made it worthwhile.
11/20/2019 8:05 AM 0.04 0.0 0.00 0.0 0.00 nothing falling at the time, but was misting again shortly after
11/21/2019 8:00 AM 0.10 0.0 0.00 T T collected the rain last night before the freeze. just a trace after that, but it was all freezing. I had to break the glaze to get the outer tube off the stand.
11/22/2019 8:00 AM T 0.0 0.00 0.0 0.00 exactly 4 drops
11/23/2019 8:00 AM 0.04 0.0 0.00 0.0 0.00
11/24/2019 9:08 AM 0.18 0.0 0.00 0.0 0.00 raining while I measured
11/25/2019 8:00 AM 0.96 0.0 0.00 0.0 0.00 rained all day yesterday
11/26/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 very find dew on the gauge. it looked like frost, but it was too warm.
11/27/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 light coating of dew
11/28/2019 8:41 AM 0.38 0.0 0.00 0.0 0.00
11/29/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
11/30/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
12/1/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
12/2/2019 11:00 AM 1.27 M M M M gauge overtopped. It was totally full at 8 when I went out. I didn't manage to shovel a path to it until about 11. By then it had settled some. Measurement by weight. 708g - 453 tare weight = 255g = 1.27". Unfortunately, no good spot for a snow board or a core sample that isn't disturbed by plowing.
12/3/2019 8:10 AM 0.67 M M M M Still snowing when I swapped the gauges. Measurement by weight. 591g - 456 (tare weight) = 135g water. Divided by 201 = 0.67"
12/4/2019 8:00 AM 0.20 M M M M finally stopped snowing! measurement by weight 493g - 453 tare weight = 40g water = 0.20" I have no idea where to stick a ruler to figure out the average snow depth. It ranges from "some" to "way too much".
12/5/2019 8:00 AM 0.00 0.0 0.00 M M frosty gauge, inside and out. no precip.
12/6/2019 8:00 AM 0.00 0.0 0.00 M M just a little frost
12/7/2019 8:00 AM 0.09 M M M M measurement by weight. 474g - 456 tare weight = 18g water = 0.09"
12/8/2019 8:00 AM 0.00 0.0 0.00 M M light frost on the gauge
12/9/2019 8:20 AM T 0.0 0.00 M M just misting a little as I was measuring. started raining for real about 10 minutes later.
12/10/2019 8:00 AM 0.66 0.0 0.00 M M
12/11/2019 8:00 AM 0.48 M M M M measurement by weight. 550g - 453 tare weight = 97g / 201 = 0.48". Lightly snowing when I swapped out the gauge.
12/12/2019 8:00 AM T T T M M nothing in the gauge but it was snowing yesterday when I swapped so it must have all evaporated. light coating of frost on the outside this morning.
12/13/2019 8:00 AM 0.00 0.0 0.00 M M frosty gauge
12/14/2019 9:25 AM 1.32 0.0 0.00 M M 722g - 456 tare weight = 266g water = 1.32"
12/15/2019 8:00 AM 0.09 0.0 0.00 0.0 0.00 only snow left is the piles from plowing. I'm calling that an average depth of 0.
12/16/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00
12/17/2019 8:00 AM T M M M M
12/18/2019 8:00 AM 0.49 M M M M measurement by weight: 551g - 453 tare weight = 98g water = 0.49"
12/19/2019 8:00 AM 0.00 0.0 0.00 M M
12/20/2019 8:00 AM 0.00 0.0 0.00 M M
12/21/2019 8:00 AM 0.00 0.0 0.00 M M a little frost, but otherwise empty
12/22/2019 8:00 AM 0.00 0.0 0.00 M M
12/23/2019 8:00 AM 0.00 0.0 0.00 M M heavy frost on the outside, but nothing on the inside
12/24/2019 8:00 AM 0.00 0.0 0.00 M M
12/25/2019 8:00 AM 0.00 0.0 0.00 M M
12/26/2019 8:00 AM 0.00 0.0 0.00 M M
12/27/2019 8:49 AM 0.01 0.0 0.00 M M light drizzle
12/28/2019 8:00 AM 0.00 0.0 0.00 M M
12/29/2019 8:00 AM 0.00 0.0 0.00 0.0 0.00 frost on gauge. finally enough snow gone that I'm comfortable saying the average depth is 0.
12/30/2019 10:00 AM 0.74 M M M M snowing. measurement by weight: 605g - 456g (tare weight) = 149g water = 0.74"
12/31/2019 11:00 AM 1.14 M M M M yuck. measurement by weight. 683g - 453g tare weight = 230g water = 1.14" which is about how deep the gauge was. No snow "fluff factor" today. Shoveling was horrible.
1/1/2020 8:00 AM 0.00 0.0 0.00 M M
1/2/2020 8:00 AM 0.00 0.0 0.00 M M
1/3/2020 8:00 AM 0.00 0.0 0.00 M M
1/6/2020 8:00 AM 0.00 0.0 0.00 M M frost on the outside, nothing inside
1/7/2020 8:00 AM T T T M M nothing in the gauge, but I saw it snowing around noon
1/8/2020 8:00 AM 0.00 0.0 0.00 M M
1/9/2020 8:00 AM T T T M M It was snowing sideways for a little while after 3pm. But either it was too windy and there was no catch or it all sublimated. Gauge was empty this morning.
1/10/2020 8:00 AM 0.00 0.0 0.00 M M
1/11/2020 8:00 AM T M M M M Nothing in the gauge, but I had to run my wipers yesterday and the ground was all wet when I checked the gauge this morning
1/12/2020 8:00 AM 0.05 0.0 0.00 0.0 0.00
1/13/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
1/14/2020 8:00 AM T T T 0.0 0.00 a few drops in the bottom of the gauge.
1/15/2020 8:00 AM T 0.0 0.00 0.0 0.00 just a few drops
1/16/2020 8:14 AM 0.29 M M M M combination of snow, slush, and rain falling. measurement by weight: 511g - 453g tare weight = 58g water = 0.29"
1/17/2020 8:00 AM 0.03 M M 0.0 0.00 just a little chunk of ice in the bottom. measurement by weight: 462g - 456g tare weight = 6g water = 0.03"
1/18/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
1/19/2020 8:00 AM 0.58 M M M M 569g - 453g tare weight = 116g water = 0.58". About 6" of snow, but I don't have a good place to get an official measurement.
1/20/2020 8:00 AM 0.00 0.0 0.00 M M
1/21/2020 8:00 AM 0.00 0.0 0.00 M M
1/22/2020 8:00 AM 0.00 0.0 0.00 M M a little frost
1/23/2020 8:00 AM 0.00 0.0 0.00 M M
1/24/2020 8:00 AM 0.00 0.0 0.00 M M
1/25/2020 8:00 AM 0.00 0.0 0.00 M M
1/26/2020 8:00 AM 0.87 0.0 0.00 T T
1/27/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 Just the larger plow piles are left now.
1/28/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
1/29/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
1/30/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
1/31/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
2/1/2020 8:00 AM 0.03 M M T T measurement by weight. 7g snow.
2/2/2020 8:40 AM 0.02 0.0 0.00 0.0 0.00 measurement by weight 460g - 456g tare weight = 4g water = 0.02"
2/3/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 frosty, but empty gauge
2/4/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
2/5/2020 8:00 AM 0.06 0.0 0.00 0.0 0.00
2/6/2020 8:10 AM 0.35 M M M M raining while I swapped the gauges. measurement by weight:526-456=70g water = 0.35"
2/7/2020 8:00 AM 0.33 M M M M thin glaze on the gauge. measurement by weight: 520g - 452g tare weight = 67g water = 0.33"
2/8/2020 8:00 AM 0.34 M M M M measurement by weight. 525g - 456g tare weight = 69g water = 0.34"
2/9/2020 8:00 AM 0.00 0.0 M M M
2/10/2020 8:15 AM 0.04 M M M M raining lightly when I collected. snow flurries last night.
2/11/2020 8:00 AM 0.09 0.0 0.00 0.0 0.00 rain melted away the last of the slow
2/12/2020 8:00 AM 0.08 0.0 0.00 0.0 0.00 ice in the gauge this morning. measurement by weight. 470g - 453g tare weight = 17g water = 0.08"
2/13/2020 8:10 AM 0.52 M M M M lightly raining. The stuff on the ground was white, so it must have snowed overnight, but it was all slush when I went to shovel it. measurement by weight: 561g - 456g tare weight = 105g water = 0.52"
2/14/2020 8:00 AM 0.13 0.0 0.00 M M sunny, but cold. solid block of ice in the gauge. measurement by weight. 479g - 453g tare weight = 26g water = 0.13"
2/15/2020 8:00 AM 0.00 0.0 M M M
2/16/2020 8:00 AM 0.00 0.0 M M M
2/17/2020 8:00 AM 0.00 0.0 M M M
2/18/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
2/19/2020 8:00 AM 0.43 T T 0.0 0.00 some snow flakes during the day, but nothing stuck
2/23/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
2/24/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 frost on the gauge where the sun hadn't hit it yet.
2/25/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
2/26/2020 8:07 AM 0.08 0.0 0.00 0.0 0.00 light drizzle when I checked the gauge
2/27/2020 8:35 AM 0.81 0.0 0.00 0.0 0.00 still raining
2/28/2020 8:00 AM T 0.0 0.00 0.0 0.00 marking as a trace because it was raining yesterday when I emptied the gauge so SOMETHING must have fallen into it, but it was empty this morning so it all evaporated away.
2/29/2020 8:00 AM 0.00 0.0 M M M
3/1/2020 8:00 AM 0.00 0.0 M M M
3/2/2020 8:00 AM 0.03 M M M M measurement by weight, 462g - 456g tare weight = 6g water = 0.03"
3/3/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/4/2020 8:00 AM 0.02 0.0 0.00 0.0 0.00
3/5/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/10/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/11/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/12/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/13/2020 8:17 AM 0.31 0.0 0.00 0.0 0.00 still lightly raining
3/14/2020 8:00 AM 0.09 0.0 0.00 0.0 0.00
3/15/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/16/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/17/2020 8:00 AM T 0.0 0.00 0.0 0.00 It had just started drizzling. And yes, I managed to get outside right at 8:00 today.
3/18/2020 8:00 AM 0.03 T T 0.0 0.00 water in the gauge froze overnight. measurement by weight. 460g - 453g tare weight = 7g water = 0.03"
3/19/2020 8:04 AM 0.26 0.0 0.00 0.0 0.00 raining when I measured. I spilled a little when pouring into the funnel. Gauge was in "winter mode" because of a chance of freezing overnight. Guess I should have just weighed it.
3/20/2020 8:00 AM 0.39 0.0 0.00 0.0 0.00
3/21/2020 8:00 AM 0.01 0.0 0.00 0.0 0.00
3/22/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/23/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/24/2020 8:00 AM 1.51 M M M M slushy mess. gauge had a pile of slush sitting in a pool of water. measurement by weight: 757g - 453g tare weight = 304g water = 1.51"
3/25/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 All of yesterday's snow is gone.
3/26/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 frost on everything, including the gauge. burns off pretty quickly once the sun hits it.
3/27/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/28/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/29/2020 8:07 AM 0.24 0.0 0.00 0.0 0.00
3/30/2020 8:00 AM 0.74 0.0 0.00 0.0 0.00 might mist in the air
3/31/2020 8:00 AM 0.17 0.0 0.00 0.0 0.00
4/1/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 frosty morning
4/2/2020 8:14 AM T 0.0 0.00 0.0 0.00 light mist in the air, wet ground. nothing measurable in the gauge
4/3/2020 8:19 AM 0.72 0.0 0.00 0.0 0.00 still raining...
4/4/2020 8:00 AM 0.70 0.0 0.00 0.0 0.00 finally stopped raining
4/5/2020 8:00 AM 0.01 0.0 0.00 0.0 0.00 there was water in the gauge, but I'm not entirely confident that it wasn't just leftover from yesterday.
4/6/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
4/7/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
4/8/2020 8:00 AM 0.09 0.0 0.00 0.0 0.00 Actually measured right on time today. lightly raining while I was out there.
4/9/2020 8:00 AM 0.03 0.0 0.00 0.0 0.00
4/10/2020 8:00 AM 0.81 0.0 0.00 0.0 0.00
4/11/2020 8:00 AM 0.03 0.0 0.00 0.0 0.00
4/12/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
4/13/2020 8:12 AM 0.13 0.0 0.00 0.0 0.00 raining and starting to get windy
4/14/2020 8:00 AM 0.67 0.0 0.00 0.0 0.00 some big gusts yesterday afternoon/evening and then the wind shut off like a switch. No wind damage in the immediate area. Rumors of trees and lines down in other parts of town.
4/15/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
4/16/2020 8:00 AM 0.06 M M M M I was not prepared for snow! Fortunately, it didn't overtop my funnel. I managed to scrape it all into an outer tube. Measurement by weight. 465g - 453g tare weight = 12g water = 0.06"
4/17/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 yesterday's snow is all gone
4/18/2020 9:01 AM 0.51 M M M M Still snowing. Not sticking to pavement, but it is accumulating on grass and buildings. measurement by weight: 558g - 456g tare weight = 102g water = 0.51"
4/19/2020 8:00 AM 0.05 0.0 0.00 0.0 0.00 snow is all gone
4/20/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
4/21/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
4/22/2020 8:00 AM 0.35 0.0 0.00 0.0 0.00
4/23/2020 8:00 AM 0.01 0.0 0.00 0.0 0.00 no idea when it fell, but no sign of dew anywhere. I think I did a good job shaking out all of the water yesterday.
4/24/2020 8:24 AM 0.04 0.0 0.00 0.0 0.00
4/25/2020 8:00 AM 0.04 0.0 0.00 0.0 0.00
4/26/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
4/27/2020 8:00 AM 0.39 0.0 0.00 0.0 0.00 raining. SWitched the gauge over to winter mode because there's a chance of snow tonight!
4/28/2020 8:00 AM 0.53 0.0 0.00 0.0 0.00
4/29/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
4/30/2020 8:04 AM T 0.0 0.00 0.0 0.00 The light drizzle was just changing over to rain. The pavement was fully wet, but under cars was still dry.
5/1/2020 8:04 AM 0.63 0.0 0.00 0.0 0.00 still really raining
5/2/2020 8:00 AM 0.14 0.0 0.00 0.0 0.00
5/3/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/4/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/5/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/6/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/7/2020 8:00 AM 0.03 0.0 0.00 0.0 0.00 a few puddles in shady spots confirm overnight rain
5/8/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 I can't believe I had to switch the gauge back over to winter mode!
5/9/2020 9:40 AM 0.31 T T 0.0 0.00 snow in the air but melting on contact.
5/10/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/11/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/12/2020 8:00 AM 0.19 0.0 0.00 0.0 0.00
5/13/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/14/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/15/2020 8:00 AM 0.04 0.0 0.00 0.0 0.00 Apparently a passing overnight shower
5/16/2020 8:00 AM 0.40 0.0 0.00 0.0 0.00
5/17/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/18/2020 9:00 AM T 0.0 0.00 0.0 0.00 just starting to rain lightly
5/19/2020 8:00 AM 0.01 0.0 0.00 0.0 0.00 passing quick shower yesterday morning
5/20/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/21/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/22/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/23/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/24/2020 8:00 AM 0.00 0.0 M M M
5/25/2020 8:00 AM 0.00 0.0 M M M
5/26/2020 8:00 AM T 0.0 0.00 0.0 0.00 nothing in the gauge, but it was "spittin" around 9-10am yesterday
5/27/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/28/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/29/2020 8:00 AM T 0.0 0.00 0.0 0.00 I was lightly sprinkled on while grilling mid-afternoon.
5/30/2020 8:00 AM 0.09 0.0 0.00 0.0 0.00 from an overnight shower
5/31/2020 8:00 AM 0.00 0.0 M M M
6/1/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/2/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/3/2020 8:00 AM 0.04 0.0 0.00 0.0 0.00
6/4/2020 8:00 AM 0.11 0.0 0.00 0.0 0.00
6/5/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/6/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/7/2020 8:00 AM 0.12 0.0 0.00 0.0 0.00
6/8/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/9/2020 8:00 AM T 0.0 0.00 0.0 0.00
6/10/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/11/2020 8:00 AM 0.02 0.0 0.00 0.0 0.00
6/12/2020 8:00 AM 0.08 0.0 0.00 0.0 0.00
6/13/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/14/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/15/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/18/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/19/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/20/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/21/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/22/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 Tiny bit of moisture in the bottom of the gauge, but no sigh of precip and really high relative humidity, so I think it was just some dew.
6/23/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/24/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/25/2020 8:00 AM 0.33 0.0 0.00 0.0 0.00 one 0.25" burst in the afternoon and then a more gentle evening rain for the rest.
6/26/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/27/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/28/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
6/29/2020 8:00 AM 0.43 0.0 0.00 0.0 0.00 Quick thunderstorm in late afternoon only dropped a few hundredths, but then sustained overnight provided the rest.
6/30/2020 8:00 AM 0.06 0.0 0.00 0.0 0.00
7/1/2020 8:00 AM 0.16 0.0 0.00 0.0 0.00
7/2/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 heavy coating of dew on top of the gauge
7/3/2020 8:00 AM 0.23 0.0 0.00 0.0 0.00
7/4/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/5/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/6/2020 8:00 AM 0.23 0.0 0.00 0.0 0.00 thunderstorm started around 9pm last night. nice constant rain for a while after that.
7/7/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/8/2020 8:00 AM 0.01 0.0 0.00 0.0 0.00 woke up to the sound of rain at about 6:30, but not much and not for long.
7/9/2020 8:00 AM 0.02 0.0 0.00 0.0 0.00 Some good thunder from the passing storm, but not much rain.
7/10/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/11/2020 8:00 AM 0.03 0.0 0.00 0.0 0.00
7/12/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/13/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/14/2020 8:00 AM 0.14 0.0 0.00 0.0 0.00
7/15/2020 8:00 AM 0.01 0.0 0.00 0.0 0.00 brief shower early yesterday evening
7/16/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 light dew on the gauge this morning
7/17/2020 8:00 AM 0.50 0.0 0.00 0.0 0.00 Yes, the rain clouds had good aim and hit exactly half an inch
7/18/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/19/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/20/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/21/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/22/2020 8:11 AM T 0.0 0.00 0.0 0.00 enough rain that the street looked wet, but not enough to actually measure in the gauge.
7/23/2020 8:00 AM 1.25 0.0 0.00 0.0 0.00 about 1" from the overnight rain
7/24/2020 8:00 AM 0.83 0.0 0.00 0.0 0.00 0.76" of that was from a downpour in mid afternoon. See my SWR for details.
7/25/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/26/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/27/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/28/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/29/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
7/30/2020 8:00 AM 0.13 0.0 0.00 0.0 0.00 woke up to the sound of thunder at about 1:30am. heard it raining shortly after that.
7/31/2020 8:00 AM 0.31 0.0 0.00 0.0 0.00 All of this was from the evening thunderstorm. By the time it calmed down enough that I could get out for a look at the gauge it was over 0.10" in 15 minutes.
8/1/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/2/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/3/2020 8:00 AM 0.09 0.0 0.00 0.0 0.00 so much dew on everything
8/4/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/5/2020 8:00 AM 0.22 0.0 0.00 0.0 0.00 just a little bit from Isaias
8/6/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 no water, one dead bug
8/7/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/8/2020 8:00 AM T 0.0 0.00 0.0 0.00 passing light showers around 9-10am yesterday.
8/9/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/10/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/11/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/12/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/13/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/14/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/15/2020 8:00 AM 0.00 0.0 M M M
8/16/2020 8:00 AM 0.00 0.0 M M M
8/17/2020 8:00 AM 0.05 0.0 0.00 0.0 0.00
8/18/2020 8:00 AM 0.21 0.0 0.00 0.0 0.00 yay rain!
8/19/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 dew on gauge
8/20/2020 8:00 AM 0.42 0.0 0.00 0.0 0.00 All rain came from a storm that pass through early evening.
8/21/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/22/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/23/2020 8:00 AM 0.13 0.0 0.00 0.0 0.00 dew on gauge. after the thunderstorm yesterday morning it was 0.15", but apparently we lost some to evaporation later in the day.
8/24/2020 8:00 AM 0.04 0.0 0.00 0.0 0.00
8/25/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 dew on gauge
8/26/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/27/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
8/28/2020 8:00 AM 0.18 0.0 0.00 0.0 0.00 dew on the gauge as well
8/29/2020 8:45 AM 0.05 0.0 0.00 0.0 0.00 raining
8/30/2020 8:00 AM 0.53 0.0 0.00 0.0 0.00
8/31/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/1/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/2/2020 8:42 AM 0.03 0.0 0.00 0.0 0.00 lightly raining
9/3/2020 8:00 AM 0.23 0.0 0.00 0.0 0.00
9/4/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 lots of dew on every external surface of the gauge
9/5/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/6/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/7/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/8/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/9/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/10/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/11/2020 8:00 AM 0.88 0.0 0.00 0.0 0.00 serious downpours between 5pm and 6:30pm or so. not quite to the level of a SWR but close.
9/12/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 very think dew on the gauge this morning
9/13/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/14/2020 8:00 AM 0.03 0.0 0.00 0.0 0.00 surprised the heck out of me to find water in the gauge. but looking around there are other signs of rain - water on the deck and the plants.
9/15/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/16/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 lots of dew on the gauge and everything else
9/17/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 dew on gauge
9/18/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/19/2020 8:00 AM 0.00 0.0 M M M
9/20/2020 8:00 AM 0.00 0.0 M M M
9/21/2020 8:00 AM 0.00 0.0 M M M
9/22/2020 8:00 AM 0.00 0.0 M M M
9/23/2020 8:00 AM 0.00 0.0 M M M
9/24/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 light dew on the funnel. zero moisture and one dead bug in the bottom of the tube.
9/25/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 dew on the funnel
9/26/2020 8:00 AM 0.00 0.0 M M M
9/27/2020 8:00 AM 0.00 0.0 M M M
9/28/2020 8:00 AM 0.25 0.0 0.00 0.0 0.00 Woke up at 2am to the sound of rain, heavy at times.
9/29/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/30/2020 8:03 AM 0.19 0.0 0.00 0.0 0.00 windy and rainy when I measured



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
1/4/2020 1/05/2020 8:00 AM 2 0.26 M M
2/20/2020 2/22/2020 8:00 AM 3 0.00 0.0 0.00
3/6/2020 3/09/2020 8:00 AM 4 0.00 0.0 0.00
6/16/2020 6/17/2020 8:00 AM 2 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
7/30/2020 5:52 PM just a few stones, started after the bulk of the heavy rain had passed. 1/4" Pea Size 1/4" Pea Size 1/4" Pea Size White Ice 1min no damage Intermittent True After rain