Station Overview Station Location
Station Number VA-LD-17 Latitude 39.09416667
Station Name Leesburg 4.4 W Longitude -77.63722222
County Loudoun Elevation (ft) 550



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 3.15 4.57 31 4.57 31 0.00 0 0 10 1 0.0 0 0
Nov 19 3.51 3.14 30 3.14 30 0.00 0 0 7 1 0.0 0 0
Dec 19 2.90 3.25 31 2.61 28 0.64 3 1 10 1 0.0 0 0
Jan 20 2.58 3.13 31 1.47 26 1.66 5 1 9 0 2.8 1 3
Feb 20 2.55 2.85 29 2.16 22 0.69 7 1 8 3 0.0 0 0
March 20 3.56 2.34 31 2.02 24 0.32 7 1 10 4 0.0 0 0
April 20 3.43 4.87 30 4.87 30 0.00 0 0 14 1 0.0 0 0
May 20 4.44 3.62 31 3.62 31 0.00 0 0 12 0 0.0 0 0
June 20 3.90 6.34 30 6.34 30 0.00 0 0 14 1 0.0 0 0
July 20 3.72 4.16 31 4.16 31 0.00 0 0 11 0 0.0 0 0
Aug 20 3.37 10.25 31 10.25 31 0.00 0 0 19 0 0.0 0 0
Sept 20 4.13 3.33 30 3.33 30 0.00 0 0 9 0 0.0 0 0
Water Year Totals: 41.24" 51.85" 366 days 48.54" 344 3.31" 22 days 4 133 days 12 days 2.8" 1 days 3 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 0.48
10/2/2019 0.00
10/3/2019 0.00
10/4/2019 0.00
10/5/2019 0.00
10/6/2019 0.00
10/7/2019 T
10/8/2019 0.39
10/9/2019 0.04
10/10/2019 0.00
10/11/2019 0.00
10/12/2019 0.00
10/13/2019 0.00
10/14/2019 0.00
10/15/2019 0.00
10/16/2019 0.00
10/17/2019 0.92
10/18/2019 0.00
10/19/2019 0.00
10/20/2019 0.27
10/21/2019 0.26
10/22/2019 0.00
10/23/2019 0.53
10/24/2019 0.00
10/25/2019 0.00
10/26/2019 0.00
10/27/2019 0.83
10/28/2019 0.40
10/29/2019 0.00
10/30/2019 0.00
10/31/2019 0.45
11/1/2019 2.07
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 0.00
11/8/2019 0.19
11/9/2019 0.00
11/10/2019 0.00
11/11/2019 0.00
11/12/2019 0.12
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 T
11/19/2019 0.05
11/20/2019 0.00
11/21/2019 0.00
11/22/2019 0.00
11/23/2019 0.02
11/24/2019 0.68
11/25/2019 0.00
11/26/2019 0.00
11/27/2019 0.01
11/28/2019 0.00
11/29/2019 0.00
11/30/2019 0.00
12/1/2019 0.09
12/2/2019 0.45
12/3/2019 0.03
12/4/2019 0.03
12/5/2019 T
12/6/2019 0.00
12/7/2019 0.00
12/8/2019 0.00
12/9/2019 0.00
12/10/2019 0.73
12/11/2019 0.30
12/12/2019 0.00
12/13/2019 0.00
12/14/2019 **
12/15/2019 **
12/16/2019 0.64
12/17/2019 0.40
12/18/2019 0.01
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 0.00
12/28/2019 0.00
12/29/2019 0.00
12/30/2019 0.51
12/31/2019 0.06
Day of YearDaily PrcpMultiday Prcp
1/1/2020 0.00
1/2/2020 0.00
1/3/2020 0.17
1/4/2020 0.16
1/5/2020 0.24
1/6/2020 0.00
1/7/2020 0.00
1/8/2020 0.23
1/9/2020 0.00
1/10/2020 0.00
1/11/2020 0.00
1/12/2020 0.25
1/13/2020 0.00
1/14/2020 0.02
1/15/2020 0.09
1/16/2020 0.00
1/17/2020 0.00
1/18/2020 0.01
1/19/2020 0.30
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 **
1/26/2020 **
1/27/2020 **
1/28/2020 **
1/29/2020 1.66
1/30/2020 0.00
1/31/2020 0.00
2/1/2020 0.01
2/2/2020 0.12
2/3/2020 0.00
2/4/2020 T
2/5/2020 T
2/6/2020 0.25
2/7/2020 0.86
2/8/2020 0.04
2/9/2020 0.00
2/10/2020 **
2/11/2020 **
2/12/2020 **
2/13/2020 **
2/14/2020 **
2/15/2020 **
2/16/2020 0.69
2/17/2020 0.00
2/18/2020 0.00
2/19/2020 T
2/20/2020 0.00
2/21/2020 0.00
2/22/2020 0.00
2/23/2020 0.00
2/24/2020 0.00
2/25/2020 0.16
2/26/2020 0.10
2/27/2020 0.62
2/28/2020 0.00
2/29/2020 0.00
3/1/2020 0.00
3/2/2020 0.00
3/3/2020 0.16
3/4/2020 0.10
3/5/2020 0.00
3/6/2020 0.00
3/7/2020 **
3/8/2020 **
3/9/2020 **
3/10/2020 **
3/11/2020 **
3/12/2020 **
3/13/2020 0.32
3/14/2020 0.00
3/15/2020 0.30
3/16/2020 0.00
3/17/2020 T
3/18/2020 0.00
3/19/2020 0.54
3/20/2020 0.00
3/21/2020 T
3/22/2020 0.00
3/23/2020 0.02
3/24/2020 0.14
3/25/2020 0.03
3/26/2020 0.26
3/27/2020 T
3/28/2020 0.44
3/29/2020 0.03
3/30/2020 T
3/31/2020 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2020 0.29
4/2/2020 0.00
4/3/2020 0.00
4/4/2020 0.00
4/5/2020 0.00
4/6/2020 0.01
4/7/2020 0.00
4/8/2020 0.27
4/9/2020 0.15
4/10/2020 0.00
4/11/2020 0.00
4/12/2020 0.00
4/13/2020 1.36
4/14/2020 0.08
4/15/2020 0.22
4/16/2020 0.00
4/17/2020 0.00
4/18/2020 0.09
4/19/2020 0.00
4/20/2020 0.00
4/21/2020 0.00
4/22/2020 0.00
4/23/2020 0.00
4/24/2020 0.91
4/25/2020 0.04
4/26/2020 0.45
4/27/2020 0.36
4/28/2020 T
4/29/2020 0.18
4/30/2020 0.46
5/1/2020 1.38
5/2/2020 0.00
5/3/2020 0.00
5/4/2020 0.36
5/5/2020 0.00
5/6/2020 0.32
5/7/2020 0.17
5/8/2020 0.00
5/9/2020 0.25
5/10/2020 0.00
5/11/2020 0.01
5/12/2020 0.00
5/13/2020 0.00
5/14/2020 0.00
5/15/2020 0.01
5/16/2020 0.00
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 0.30
5/23/2020 0.56
5/24/2020 0.00
5/25/2020 0.00
5/26/2020 0.00
5/27/2020 0.00
5/28/2020 0.03
5/29/2020 0.09
5/30/2020 0.14
5/31/2020 0.00
6/1/2020 0.00
6/2/2020 0.00
6/3/2020 T
6/4/2020 0.00
6/5/2020 1.27
6/6/2020 0.58
6/7/2020 0.03
6/8/2020 0.00
6/9/2020 0.00
6/10/2020 0.00
6/11/2020 0.58
6/12/2020 0.18
6/13/2020 0.00
6/14/2020 0.00
6/15/2020 0.00
6/16/2020 0.00
6/17/2020 0.00
6/18/2020 0.85
6/19/2020 0.13
6/20/2020 0.04
6/21/2020 0.02
6/22/2020 0.00
6/23/2020 1.90
6/24/2020 0.38
6/25/2020 0.02
6/26/2020 0.35
6/27/2020 0.00
6/28/2020 0.01
6/29/2020 0.00
6/30/2020 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.00
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 1.06
7/8/2020 0.01
7/9/2020 0.00
7/10/2020 0.00
7/11/2020 0.02
7/12/2020 0.00
7/13/2020 0.10
7/14/2020 0.00
7/15/2020 0.00
7/16/2020 0.00
7/17/2020 0.00
7/18/2020 0.00
7/19/2020 0.00
7/20/2020 0.01
7/21/2020 0.01
7/22/2020 0.07
7/23/2020 0.97
7/24/2020 1.30
7/25/2020 0.01
7/26/2020 0.00
7/27/2020 0.00
7/28/2020 0.00
7/29/2020 0.00
7/30/2020 0.00
7/31/2020 0.60
8/1/2020 0.25
8/2/2020 0.04
8/3/2020 0.00
8/4/2020 1.03
8/5/2020 0.37
8/6/2020 0.34
8/7/2020 4.65
8/8/2020 0.00
8/9/2020 0.00
8/10/2020 0.00
8/11/2020 0.00
8/12/2020 0.02
8/13/2020 1.23
8/14/2020 0.01
8/15/2020 0.12
8/16/2020 0.93
8/17/2020 0.00
8/18/2020 0.00
8/19/2020 0.21
8/20/2020 0.00
8/21/2020 0.00
8/22/2020 0.06
8/23/2020 0.01
8/24/2020 0.01
8/25/2020 0.01
8/26/2020 0.04
8/27/2020 0.00
8/28/2020 0.00
8/29/2020 0.31
8/30/2020 0.61
8/31/2020 0.00
9/1/2020 0.93
9/2/2020 0.21
9/3/2020 0.39
9/4/2020 0.25
9/5/2020 0.05
9/6/2020 0.00
9/7/2020 0.00
9/8/2020 0.00
9/9/2020 0.00
9/10/2020 0.32
9/11/2020 0.13
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 0.15
9/27/2020 0.00
9/28/2020 0.00
9/29/2020 0.00
9/30/2020 0.90



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2019 7:00 AM 0.48 M M M M
10/2/2019 8:10 AM 0.00 0.0 M M M
10/3/2019 6:25 AM 0.00 0.0 M M M
10/4/2019 7:35 AM 0.00 0.0 M M M
10/5/2019 7:45 AM 0.00 0.0 M M M
10/6/2019 7:45 AM 0.00 0.0 M M M
10/7/2019 7:30 AM T M M M M
10/8/2019 7:45 AM 0.39 M M M M Rain started last night around 7:30 pm and continued overnight but finished before sunrise,
10/9/2019 7:55 AM 0.04 M M M M Rain occurred around 9 pm. Blues skies out this am
10/10/2019 8:00 AM 0.00 0.0 M M M
10/11/2019 8:00 AM 0.00 0.0 M M M
10/12/2019 8:45 AM 0.00 0.0 M M M
10/13/2019 8:35 AM 0.00 0.0 M M M
10/14/2019 7:40 AM 0.00 0.0 M M M
10/15/2019 6:50 AM 0.00 0.0 M M M
10/16/2019 7:30 AM 0.00 0.0 M M M Rain is coming! Boy do we need it
10/17/2019 8:10 AM 0.92 M M M M
10/18/2019 7:30 AM 0.00 0.0 M M M
10/19/2019 7:30 AM 0.00 0.0 M M M
10/20/2019 8:00 AM 0.27 M M M M
10/21/2019 8:00 AM 0.26 M M M M
10/22/2019 8:00 AM 0.00 0.0 M M M
10/23/2019 7:25 AM 0.53 M M M M Rain stopped late last night. Mist was seen on cameras past midnight.
10/24/2019 7:15 AM 0.00 0.0 M M M
10/25/2019 7:00 AM 0.00 0.0 M M M Rain expected this weekend. Nice fall day expected today
10/26/2019 7:30 AM 0.00 0.0 M M M
10/27/2019 8:10 AM 0.83 M M M M Going to be a rainy day
10/28/2019 7:15 AM 0.40 M M M M
10/29/2019 7:30 AM 0.00 0.0 M M M
10/30/2019 8:00 AM 0.00 0.0 M M M
10/31/2019 7:20 AM 0.45 M M M M
11/1/2019 8:00 AM 2.07 M M M M Rain stopped about 10ish and high winds moved in ahead of the front. High temp yesterday was 75F. This am 41F. 20mph wind gust reported here.
11/2/2019 9:15 AM 0.00 0.0 M M M Sorry it’s late but no rain. Little bit of frost in the lower back field!
11/3/2019 8:00 AM 0.00 0.0 M M M
11/4/2019 6:50 AM 0.00 0.0 M M M 28 Brrrrr which is our low. Light frost on spots of the grass. Blue skies.
11/5/2019 6:45 AM 0.00 0.0 M M M
11/6/2019 7:10 AM 0.00 0.0 M M M
11/7/2019 7:00 AM 0.00 0.0 M M M
11/8/2019 7:45 AM 0.19 M M M M Rain started approximately 4:30 pm yesterday and lasted off and on for 3 hours. 34F
11/9/2019 8:15 AM 0.00 0.0 M M M Low of 20F and DP 19F!! So much better than summer in VA
11/10/2019 8:00 AM 0.00 0.0 M M M
11/11/2019 7:55 AM 0.00 0.0 M M M
11/12/2019 8:00 AM 0.12 M M M M Wind has picked up and all the leaves that were gone on the 4 acres are BACK!
11/13/2019 7:10 AM 0.00 0.0 M M M
11/14/2019 6:55 AM 0.00 0.0 M M M
11/15/2019 6:50 AM 0.00 0.0 M M M
11/16/2019 7:15 AM 0.00 0.0 M M M
11/17/2019 8:00 AM 0.00 0.0 M M M
11/18/2019 7:00 AM T M M M M
11/19/2019 8:00 AM 0.05 M M M M Rain didn’t register on my electronic PWS at all. Heavy mist and it looks beautiful with the sun rising. Rain started about 5 am and didn’t last very long,
11/20/2019 7:00 AM 0.00 0.0 M M M
11/21/2019 7:00 AM 0.00 0.0 M M M
11/22/2019 7:05 AM 0.00 0.0 M M M
11/23/2019 8:15 AM 0.02 M M M M
11/24/2019 8:00 AM 0.68 M M M M
11/25/2019 6:50 AM 0.00 0.0 M M M
11/26/2019 6:50 AM 0.00 0.0 M M M
11/27/2019 7:45 AM 0.01 M M M M
11/28/2019 7:45 AM 0.00 0.0 M M M
11/29/2019 7:15 AM 0.00 0.0 M M M
11/30/2019 8:10 AM 0.00 0.0 M M M
12/1/2019 7:45 AM 0.09 M M M M Light rain started about 2:30 am.
12/2/2019 8:45 AM 0.45 M M M M Accurate rain stopped by midnight and partly sunny skies now.
12/3/2019 7:25 AM 0.03 M M M M
12/4/2019 8:00 AM 0.03 T M T M Light dusting of snow. Can not measure
12/5/2019 7:25 AM T M M M M
12/6/2019 7:30 AM 0.00 0.0 M M M
12/7/2019 8:30 AM 0.00 0.0 M M M
12/8/2019 8:00 AM 0.00 0.0 M M M Heavy frost on all the 4 acres.
12/9/2019 7:00 AM 0.00 0.0 M M M Rain is on its way. 35F
12/10/2019 8:15 AM 0.73 M M M M Rain stopped before measuring. 55F
12/11/2019 8:00 AM 0.30 T T M M Light dusting of snow. Started as rain all day off and on. No accumulation on driveway or sidewalk
12/12/2019 7:30 AM 0.00 0.0 M M M
12/13/2019 7:30 AM 0.00 0.0 M M M
12/17/2019 6:50 AM 0.40 M M M M Snow is all gone save for what’s left on the metal roof and on the truck
12/18/2019 8:00 AM 0.01 M M M M
12/19/2019 7:00 AM 0.00 0.0 M M M
12/20/2019 7:25 AM 0.00 0.0 M M M
12/21/2019 8:00 AM 0.00 0.0 M M M
12/22/2019 8:00 AM 0.00 0.0 M M M
12/23/2019 8:00 AM 0.00 0.0 M M M
12/24/2019 7:45 AM 0.00 0.0 M M M
12/25/2019 8:45 AM 0.00 0.0 M M M
12/26/2019 7:00 AM 0.00 0.0 M M M
12/27/2019 8:00 AM 0.00 0.0 M M M
12/28/2019 8:00 AM 0.00 0.0 M M M
12/29/2019 8:00 AM 0.00 0.0 M M M
12/30/2019 8:00 AM 0.51 M M M M
12/31/2019 7:00 AM 0.06 M M M M
1/1/2020 7:45 AM 0.00 0.0 M M M
1/2/2020 7:45 AM 0.00 0.0 M M M
1/3/2020 8:00 AM 0.17 M M M M
1/4/2020 8:30 AM 0.16 M M M M Rain had stopped during the night
1/5/2020 8:15 AM 0.24 M M M M
1/6/2020 6:40 AM 0.00 0.0 M M M
1/7/2020 7:00 AM 0.00 0.0 M M M Expecting snow today!
1/8/2020 8:25 AM 0.23 2.8 M 2.5 M Snow started at 11:40 am and continued till 5:10 pm. I measured 2.8” for NWS trained spotter submission.
1/9/2020 7:30 AM 0.00 0.0 0.00 1.0 M
1/10/2020 7:15 AM 0.00 0.0 0.00 0.5 M
1/11/2020 7:15 AM 0.00 0.0 M M M High yesterday was 55. We may break records this weekend with highs in upper 60’s. Snow is gone.
1/12/2020 8:00 AM 0.25 M M M M Rain occurred overnight at around 5 am. Sun is trying to peak out through beautiful clouds. Beautiful sunrise
1/13/2020 6:10 AM 0.00 0.0 M M M
1/14/2020 7:20 AM 0.02 M M M M Rain started approximately 6:15 am. Light rain. In an our I received 0.02” still raining. 39F
1/15/2020 7:20 AM 0.09 M M M M 38F with light showers, very light overnight. Blue skies this am
1/16/2020 7:10 AM 0.00 0.0 M M M
1/17/2020 7:30 AM 0.00 0.0 M M M
1/18/2020 7:05 AM 0.01 T T T M
1/19/2020 8:20 AM 0.30 M M M M Rain stopped overnight. Sunny and 35F Light dusting, trace, yesterday morning and then freezing rain and then just cold rain, all snow is gone, whatever there was.
1/20/2020 7:15 AM 0.00 0.0 M M M
1/21/2020 7:15 AM 0.00 0.0 M M M
1/22/2020 7:20 AM 0.00 0.0 M M M
1/23/2020 7:15 AM 0.00 0.0 M M M
1/24/2020 4:30 AM 0.00 0.0 M M M
1/30/2020 8:00 AM 0.00 0.0 M M M
1/31/2020 7:10 AM 0.00 0.0 M M M
2/1/2020 9:00 AM 0.01 M M M M
2/2/2020 8:30 AM 0.12 M M M M
2/3/2020 7:00 AM 0.00 0.0 M M M
2/4/2020 7:40 AM T M M M M
2/5/2020 7:30 AM T M M M M
2/6/2020 8:15 AM 0.25 M M M M Rain has stopped since “sunrise”
2/7/2020 7:45 AM 0.86 M M M M Localized ponding in yard
2/8/2020 8:15 AM 0.04 M M M M Water was frozen. 33F Last of the storm yesterday which spun a tornado in the town of Leesburg but east of us. We had pouring rain and wind.
2/9/2020 7:45 AM 0.00 0.0 M M M
2/17/2020 6:45 AM 0.00 0.0 M M M
2/18/2020 6:50 AM 0.00 0.0 M M M
2/19/2020 7:15 AM T M M M M
2/20/2020 6:50 AM 0.00 0.0 M M M
2/21/2020 7:20 AM 0.00 0.0 M M M We missed the snow...It all went to the south of us :o(
2/22/2020 8:00 AM 0.00 0.0 M M M
2/23/2020 8:00 AM 0.00 0.0 M M M
2/24/2020 6:45 AM 0.00 0.0 M M M
2/25/2020 7:40 AM 0.16 M M M M
2/26/2020 8:00 AM 0.10 M M M M
2/27/2020 8:00 AM 0.62 M M M M
2/28/2020 7:10 AM 0.00 0.0 M M M
2/29/2020 7:30 AM 0.00 0.0 M M M
3/1/2020 8:00 AM 0.00 0.0 M M M Geez I keep forgetting to enter the data. No precipitation
3/2/2020 7:25 AM 0.00 0.0 M M M
3/3/2020 8:00 AM 0.16 M M M M
3/4/2020 6:55 AM 0.10 M M M M
3/5/2020 7:00 AM 0.00 0.0 M M M
3/6/2020 6:30 AM 0.00 0.0 M M M
3/14/2020 9:45 AM 0.00 0.0 M M M Sorry !!! Jet lag!
3/15/2020 10:00 AM 0.30 M M M M Still jet lagged
3/16/2020 8:00 AM 0.00 0.0 M M M
3/17/2020 9:00 AM T M M M M
3/18/2020 7:50 AM 0.00 0.0 M M M
3/19/2020 8:15 AM 0.54 M M M M
3/20/2020 8:00 AM 0.00 0.0 M M M
3/21/2020 8:30 AM T M M M M
3/22/2020 8:10 AM 0.00 0.0 M M M
3/23/2020 8:00 AM 0.02 M M M M
3/24/2020 8:00 AM 0.14 M M M M
3/25/2020 8:00 AM 0.03 M M M M
3/26/2020 8:15 AM 0.26 M M M M
3/27/2020 7:35 AM T M M M M
3/28/2020 8:00 AM 0.44 M M M M
3/29/2020 8:00 AM 0.03 M M M M
3/30/2020 7:45 AM T M M M M
3/31/2020 7:15 AM 0.00 0.0 M M M
4/1/2020 8:45 AM 0.29 M M M M According to my cameras, looks like rain stopped around 1:30 am.
4/2/2020 8:00 AM 0.00 0.0 M M M
4/3/2020 7:15 AM 0.00 0.0 M M M
4/4/2020 7:45 AM 0.00 0.0 M M M
4/5/2020 8:00 AM 0.00 0.0 M M M
4/6/2020 8:00 AM 0.01 M M M M
4/7/2020 7:30 AM 0.00 0.0 M M M
4/8/2020 7:30 AM 0.27 M M M M
4/9/2020 7:35 AM 0.15 M M M M
4/10/2020 7:35 AM 0.00 0.0 M M M
4/11/2020 7:35 AM 0.00 0.0 M M M
4/12/2020 7:35 AM 0.00 0.0 M M M
4/13/2020 7:30 AM 1.36 M M M M
4/14/2020 7:30 AM 0.08 M M M M
4/15/2020 7:15 AM 0.22 M M M M
4/16/2020 7:40 AM 0.00 0.0 M M M
4/17/2020 7:00 AM 0.00 0.0 M M M Frost on high and low spots of the 4 acres 31.4F low temperature
4/18/2020 8:00 AM 0.09 M M M M
4/19/2020 7:40 AM 0.00 0.0 M M M 39F low of 31F Frost on lower field
4/20/2020 7:20 AM 0.00 0.0 M M M
4/21/2020 7:15 AM 0.00 0.0 M M M
4/22/2020 7:55 AM 0.00 0.0 M M M
4/23/2020 6:45 AM 0.00 0.0 M M M
4/24/2020 7:30 AM 0.91 M M M M
4/25/2020 8:00 AM 0.04 M M M M
4/26/2020 8:45 AM 0.45 M M M M Rain came down heavily around 4:30 am and then stopped. Gray and very light mist now
4/27/2020 7:20 AM 0.36 M M M M
4/28/2020 8:00 AM T M M M M
4/29/2020 7:40 AM 0.18 M M M M Sun is out and rain stopped well before bedtime at 11 pm
4/30/2020 7:40 AM 0.46 M M M M
5/1/2020 7:00 AM 1.38 M M M M 1.84 for this event
5/2/2020 7:15 AM 0.00 0.0 M M M
5/3/2020 8:00 AM 0.00 0.0 M M M
5/4/2020 7:15 AM 0.36 M M M M Strong front moved through last night slowing down by 11 pm. Lightning and rain for several hours
5/5/2020 6:55 AM 0.00 0.0 M M M
5/6/2020 7:30 AM 0.32 M M M M Light sprinkles now
5/7/2020 7:45 AM 0.17 M M M M
5/8/2020 7:50 AM 0.00 0.0 M M M
5/9/2020 7:20 AM 0.25 M M M M
5/10/2020 8:00 AM 0.00 0.0 M M M
5/11/2020 8:00 AM 0.01 0.0 M M M
5/12/2020 7:10 AM 0.00 0.0 M M M
5/13/2020 7:10 AM 0.00 0.0 M M M
5/14/2020 7:40 AM 0.00 0.0 M M M
5/15/2020 7:30 AM 0.01 M M M M
5/16/2020 8:00 AM 0.00 0.0 M M M
5/17/2020 8:00 AM 0.00 0.0 M M M
5/18/2020 7:00 AM 0.00 0.0 M M M
5/19/2020 6:30 AM 0.00 0.0 M M M
5/20/2020 8:00 AM 0.00 0.0 M M M
5/21/2020 8:00 AM 0.00 0.0 M M M
5/22/2020 7:15 AM 0.30 M M M M
5/23/2020 8:00 AM 0.56 M M M M After yesterday morning’s reading, rain persisted throughout the day. Misting mostly, with a couple of heavier bouts. Sun came out at 5 but by 9/10 pm rain, heavy at times, continued till at least midnight if not longer.
5/24/2020 8:00 AM 0.00 0.0 M M M
5/25/2020 7:30 AM 0.00 0.0 M M M
5/26/2020 8:00 AM 0.00 0.0 M M M
5/27/2020 8:00 AM 0.00 0.0 M M M
5/28/2020 7:30 AM 0.03 M M M M
5/29/2020 7:15 AM 0.09 M M M M
5/30/2020 8:15 AM 0.14 M M M M Bright sunny skies. Rain pouring at times last night with lightning.
5/31/2020 7:15 AM 0.00 0.0 M M M
6/1/2020 7:30 AM 0.00 0.0 M M M
6/2/2020 7:00 AM 0.00 0.0 M M M
6/3/2020 7:15 AM T M M M M
6/4/2020 8:00 AM 0.00 0.0 M M M
6/5/2020 7:30 AM 1.27 M M M M
6/6/2020 8:00 AM 0.58 M M M M
6/7/2020 8:00 AM 0.03 0.0 M M M
6/8/2020 7:30 AM 0.00 0.0 M M M
6/9/2020 7:45 AM 0.00 0.0 M M M
6/10/2020 7:00 AM 0.00 0.0 M M M
6/11/2020 7:30 AM 0.58 M M M M
6/12/2020 6:55 AM 0.18 M M M M
6/13/2020 7:30 AM 0.00 0.0 M M M
6/14/2020 8:00 AM 0.00 0.0 M M M
6/15/2020 8:00 AM 0.00 0.0 M M M
6/16/2020 7:15 AM 0.00 0.0 M M M
6/17/2020 7:15 AM 0.00 0.0 M M M
6/18/2020 7:05 AM 0.85 M M M M
6/19/2020 9:00 AM 0.13 M M M M Rain early in am. Stopped by sunrise.
6/20/2020 8:00 AM 0.04 M M M M
6/21/2020 8:00 AM 0.02 M M M M
6/22/2020 6:30 AM 0.00 0.0 M M M
6/23/2020 8:00 AM 1.90 M M M M
6/24/2020 7:45 AM 0.38 M M M M
6/25/2020 7:15 AM 0.02 M M M M
6/26/2020 7:25 AM 0.35 M M M M
6/27/2020 9:15 AM 0.00 0.0 M M M
6/28/2020 8:15 AM 0.01 M M M M
6/29/2020 6:55 AM 0.00 0.0 M M M
6/30/2020 6:30 AM 0.00 0.0 M M M
7/1/2020 8:00 AM 0.00 0.0 M M M
7/2/2020 6:45 AM 0.00 0.0 M M M
7/3/2020 7:00 AM 0.00 0.0 M M M
7/4/2020 7:30 AM 0.00 0.0 M M M
7/5/2020 8:00 AM 0.00 0.0 M M M
7/6/2020 7:00 AM 0.00 0.0 M M M Just a few miles away, pop up showers doused the area but missed us.
7/7/2020 7:30 AM 1.06 M M M M
7/8/2020 7:25 AM 0.01 M M M M
7/9/2020 8:00 AM 0.00 0.0 M M M
7/10/2020 7:45 AM 0.00 0.0 M M M
7/11/2020 8:00 AM 0.02 M M M M
7/12/2020 7:30 AM 0.00 0.0 M M M
7/13/2020 7:10 AM 0.10 M M M M
7/14/2020 6:50 AM 0.00 0.0 M M M
7/15/2020 7:15 AM 0.00 0.0 M M M
7/16/2020 8:00 AM 0.00 0.0 M M M
7/17/2020 7:30 AM 0.00 0.0 M M M
7/18/2020 7:35 AM 0.00 0.0 M M M
7/19/2020 8:00 AM 0.00 0.0 M M M
7/20/2020 7:30 AM 0.01 M M M M Light sprinkles at 7:30 pm which didn’t last long.
7/21/2020 7:30 AM 0.01 M M M M
7/22/2020 7:45 AM 0.07 M M M M
7/23/2020 7:15 AM 0.97 M M M M
7/24/2020 7:25 AM 1.30 M M M M It rained throughout the night. Heavy enough I could hear it on the metal roof.
7/25/2020 8:00 AM 0.01 M M M M
7/26/2020 8:00 AM 0.00 0.0 M M M
7/27/2020 7:35 AM 0.00 0.0 M M M
7/28/2020 6:45 AM 0.00 0.0 M M M
7/29/2020 7:20 AM 0.00 0.0 M M M
7/30/2020 7:20 AM 0.00 0.0 M M M
7/31/2020 8:00 AM 0.60 M M M M I went out at 8 in between raindrops. Much needed rain for our crispy grass and plants!
8/1/2020 7:40 AM 0.25 M M M M
8/2/2020 7:40 AM 0.04 M M M M
8/3/2020 6:45 AM 0.00 0.0 M M M
8/4/2020 7:35 AM 1.03 M M M M Tropical Storm Isaias
8/5/2020 7:00 AM 0.37 M M M M TS passed through and at 10:33 am the suddenly rain stopped. No wind at all.
8/6/2020 7:30 AM 0.34 M M M M
8/7/2020 8:00 AM 4.65 M M M M From 8:56 pm to 11:10 pm the storm just stayed on top of Loudoun County. Thunder and lightning as well.
8/8/2020 8:00 AM 0.00 0.0 M M M
8/9/2020 8:00 AM 0.00 0.0 M M M
8/10/2020 7:20 AM 0.00 0.0 M M M
8/11/2020 7:30 AM 0.00 0.0 M M M
8/12/2020 7:00 AM 0.02 M M M M
8/13/2020 7:55 AM 1.23 M M M M
8/14/2020 8:00 AM 0.01 0.0 M M M
8/15/2020 8:00 AM 0.12 M M M M
8/16/2020 8:15 AM 0.93 M M M M
8/17/2020 6:45 AM 0.00 0.0 M M M
8/18/2020 7:10 AM 0.00 0.0 M M M
8/19/2020 8:30 AM 0.21 M M M M Rain had stopped by 7:45 am
8/20/2020 7:15 AM 0.00 0.0 M M M
8/21/2020 8:00 AM 0.00 0.0 M M M
8/22/2020 8:00 AM 0.06 M M M M
8/23/2020 7:30 AM 0.01 M M M M
8/24/2020 7:00 AM 0.01 M M M M
8/25/2020 7:25 AM 0.01 M M M M
8/26/2020 5:30 AM 0.04 M M M M
8/27/2020 7:00 AM 0.00 0.0 M M M
8/28/2020 6:45 AM 0.00 0.0 M M M
8/29/2020 8:20 AM 0.31 M M M M
8/30/2020 8:30 AM 0.61 M M M M
8/31/2020 7:30 AM 0.00 0.0 M M M 10.25” for the month
9/1/2020 7:35 AM 0.93 M M M M
9/2/2020 8:15 AM 0.21 M M M M
9/3/2020 8:00 AM 0.39 M M M M
9/4/2020 8:00 AM 0.25 M M M M
9/5/2020 7:50 AM 0.05 M M M M
9/6/2020 8:00 AM 0.00 0.0 M M M
9/7/2020 8:00 AM 0.00 0.0 M M M
9/8/2020 8:00 AM 0.00 0.0 M M M
9/9/2020 8:00 AM 0.00 0.0 M M M
9/10/2020 8:00 AM 0.32 M M M M
9/11/2020 8:00 AM 0.13 M M M M
9/12/2020 8:00 AM 0.00 0.0 M M M
9/13/2020 8:00 AM 0.00 0.0 M M M
9/14/2020 7:40 AM 0.00 0.0 M M M
9/15/2020 8:00 AM 0.00 0.0 M M M
9/16/2020 7:15 AM 0.00 0.0 M M M
9/17/2020 7:30 AM 0.00 0.0 M M M
9/18/2020 8:00 AM 0.00 0.0 M M M Oh dear...I’ve been up, took a reading...and forgot to enter it. Oops!
9/19/2020 7:20 AM 0.00 0.0 M M M
9/20/2020 7:15 AM 0.00 0.0 M M M
9/21/2020 7:45 AM 0.00 0.0 M M M
9/22/2020 7:45 AM 0.00 0.0 M M M
9/23/2020 8:00 AM 0.00 0.0 M M M
9/24/2020 7:25 AM 0.00 0.0 M M M
9/25/2020 7:50 AM 0.00 0.0 M M M
9/26/2020 8:00 AM 0.15 M M M M
9/27/2020 8:00 AM 0.00 0.0 M M M
9/28/2020 7:35 AM 0.00 0.0 M M M
9/29/2020 8:00 AM 0.00 0.0 M M M
9/30/2020 7:35 AM 0.90 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
12/14/2019 12/16/2019 8:00 AM 3 0.64 0.8 M There was approximately 1” of snow measured. .75” in some spots 1” in others
1/25/2020 1/29/2020 8:00 AM 5 1.66 M M
2/10/2020 2/16/2020 8:00 AM 7 0.69 M M
3/7/2020 3/13/2020 8:00 AM 7 0.32 M M



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