Station Overview Station Location
Station Number VA-FX-87 Latitude 38.860295
Station Name Falls Church 1.7 S Longitude -77.178218
County Fairfax Elevation (ft) 298



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 3.63 2.48 31 0.55 23 1.93 8 2 5 2 0.0 0 0
Nov 17 3.42 2.03 29 2.03 19 0.00 10 2 9 0 0.0 0 0
Dec 17 3.21 0.53 24 0.42 18 0.11 6 3 6 2 0.0 0 0
Jan 18 3.00 0.89 28 0.83 26 0.06 2 1 9 2 0.0 0 0
Feb 18 2.80 4.53 25 4.53 25 0.00 0 0 16 1 0.0 0 0
March 18 3.75 2.36 29 0.71 27 1.65 2 1 8 2 0.0 0 0
April 18 3.36 5.07 28 5.01 25 0.06 3 1 11 2 0.0 0 0
May 18 4.28 7.76 25 7.76 25 0.00 0 0 14 1 0.0 0 0
June 18 3.99 4.56 29 4.52 24 0.04 5 1 13 1 0.0 0 0
July 18 4.06 11.39 31 11.39 29 0.00 2 1 12 2 0.0 0 0
Aug 18 3.35 5.11 31 1.63 22 3.48 9 2 8 0 0.0 0 0
Sept 18 3.95 9.51 25 6.38 20 3.13 5 2 12 2 0.0 0 0
Water Year Totals: 42.80" 56.22" 335 days 45.76" 283 10.46" 52 days 16 123 days 17 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
10/1/2017 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 0.00
10/7/2017 0.00
10/8/2017 **
10/9/2017 **
10/10/2017 **
10/11/2017 0.65
10/12/2017 0.00
10/13/2017 0.19
10/14/2017 T
10/15/2017 0.02
10/16/2017 0.03
10/17/2017 0.01
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 T
10/24/2017 0.30
10/25/2017 0.00
10/26/2017 0.00
10/27/2017 **
10/28/2017 **
10/29/2017 **
10/30/2017 1.28
10/31/2017 0.00
11/1/2017 0.00
11/2/2017 0.02
11/3/2017 0.00
11/4/2017 0.00
11/5/2017 0.61
11/6/2017 0.06
11/7/2017 0.00
11/8/2017 0.99
11/9/2017 0.02
11/10/2017 0.01
11/11/2017 **
11/12/2017 0.00
11/13/2017 0.14
11/14/2017 0.00
11/15/2017 0.00
11/16/2017 0.00
11/17/2017
11/18/2017 0.00
11/19/2017 0.16
11/20/2017 0.00
11/21/2017 0.00
11/22/2017 0.02
11/23/2017 **
11/24/2017 **
11/25/2017 **
11/26/2017 **
11/27/2017 **
11/28/2017 **
11/29/2017 **
11/30/2017 0.00
12/1/2017 **
12/2/2017 0.01
12/3/2017 0.03
12/4/2017
12/5/2017
12/6/2017 0.00
12/7/2017 **
12/8/2017 0.10
12/9/2017 0.00
12/10/2017 0.25
12/11/2017 0.00
12/12/2017
12/13/2017 **
12/14/2017 0.00
12/15/2017
12/16/2017 0.03
12/17/2017
12/18/2017 T
12/19/2017 0.00
12/20/2017 0.00
12/21/2017 0.00
12/22/2017 0.00
12/23/2017 0.03
12/24/2017 0.04
12/25/2017 T
12/26/2017
12/27/2017 0.00
12/28/2017 0.00
12/29/2017 0.00
12/30/2017 0.04
12/31/2017
Day of YearDaily PrcpMultiday Prcp
1/1/2018 0.00
1/2/2018 0.00
1/3/2018 0.00
1/4/2018 0.08
1/5/2018 0.02
1/6/2018 0.00
1/7/2018 0.00
1/8/2018 0.00
1/9/2018 **
1/10/2018 0.06
1/11/2018 0.00
1/12/2018
1/13/2018 0.50
1/14/2018 0.00
1/15/2018 0.00
1/16/2018 0.01
1/17/2018 0.05
1/18/2018 0.00
1/19/2018 0.00
1/20/2018 0.00
1/21/2018 T
1/22/2018
1/23/2018 0.06
1/24/2018 0.04
1/25/2018 0.00
1/26/2018 0.00
1/27/2018
1/28/2018 0.06
1/29/2018 0.01
1/30/2018 T
1/31/2018 0.00
2/1/2018 0.00
2/2/2018 0.12
2/3/2018 0.00
2/4/2018 0.00
2/5/2018 1.05
2/6/2018 0.00
2/7/2018 0.02
2/8/2018 0.32
2/9/2018 0.00
2/10/2018
2/11/2018 1.33
2/12/2018 0.34
2/13/2018 T
2/14/2018 0.00
2/15/2018 0.02
2/16/2018 0.06
2/17/2018 0.04
2/18/2018 0.35
2/19/2018 0.04
2/20/2018
2/21/2018 0.02
2/22/2018 0.00
2/23/2018 0.35
2/24/2018 0.03
2/25/2018 0.38
2/26/2018 0.06
2/27/2018
2/28/2018 0.00
3/1/2018 0.00
3/2/2018 0.16
3/3/2018 0.02
3/4/2018 0.00
3/5/2018
3/6/2018 0.00
3/7/2018 0.10
3/8/2018 0.13
3/9/2018 0.00
3/10/2018 0.00
3/11/2018 0.00
3/12/2018 0.00
3/13/2018 0.00
3/14/2018 0.00
3/15/2018
3/16/2018 0.00
3/17/2018 0.00
3/18/2018 T
3/19/2018 T
3/20/2018 0.15
3/21/2018 **
3/22/2018 M 1.65
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 0.06
3/29/2018 0.08
3/30/2018 0.00
3/31/2018 0.01
Day of YearDaily PrcpMultiday Prcp
4/1/2018 0.00
4/2/2018 0.06
4/3/2018 **
4/4/2018 **
4/5/2018 0.06
4/6/2018 0.00
4/7/2018 T
4/8/2018 0.00
4/9/2018
4/10/2018 0.03
4/11/2018 0.00
4/12/2018 0.00
4/13/2018 0.00
4/14/2018 0.00
4/15/2018 0.00
4/16/2018 2.72
4/17/2018 0.20
4/18/2018 0.00
4/19/2018 0.00
4/20/2018 0.06
4/21/2018 0.00
4/22/2018 0.00
4/23/2018
4/24/2018 T
4/25/2018 0.72
4/26/2018 0.10
4/27/2018 0.82
4/28/2018 0.16
4/29/2018 0.13
4/30/2018 0.01
5/1/2018
5/2/2018 0.00
5/3/2018 0.00
5/4/2018
5/5/2018 0.07
5/6/2018 0.02
5/7/2018
5/8/2018 0.00
5/9/2018 0.00
5/10/2018
5/11/2018 0.03
5/12/2018 0.00
5/13/2018 0.62
5/14/2018 0.42
5/15/2018 1.60
5/16/2018 0.60
5/17/2018 0.36
5/18/2018 1.26
5/19/2018 1.64
5/20/2018 0.06
5/21/2018
5/22/2018 0.00
5/23/2018 0.93
5/24/2018 0.00
5/25/2018 0.00
5/26/2018 0.00
5/27/2018 T
5/28/2018 0.05
5/29/2018
5/30/2018 0.00
5/31/2018 0.10
6/1/2018 0.56
6/2/2018 0.03
6/3/2018 0.10
6/4/2018 1.25
6/5/2018 0.01
6/6/2018
6/7/2018 0.00
6/8/2018 0.00
6/9/2018 T
6/10/2018 0.11
6/11/2018 0.66
6/12/2018 0.06
6/13/2018 0.00
6/14/2018 0.00
6/15/2018 0.00
6/16/2018 0.00
6/17/2018 0.00
6/18/2018 0.00
6/19/2018 0.00
6/20/2018 0.64
6/21/2018 0.22
6/22/2018 0.06
6/23/2018 0.40
6/24/2018 0.42
6/25/2018 **
6/26/2018 **
6/27/2018 **
6/28/2018 **
6/29/2018 0.04
6/30/2018 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2018 0.00
7/2/2018 **
7/3/2018 0.00
7/4/2018 T
7/5/2018 0.00
7/6/2018 0.00
7/7/2018 0.02
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 0.00
7/14/2018 0.00
7/15/2018 0.00
7/16/2018 0.00
7/17/2018 0.06
7/18/2018 1.76
7/19/2018 0.02
7/20/2018 0.00
7/21/2018 0.04
7/22/2018 4.80
7/23/2018 1.65
7/24/2018 1.33
7/25/2018 0.36
7/26/2018 0.61
7/27/2018 T
7/28/2018 0.06
7/29/2018 0.00
7/30/2018 0.00
7/31/2018 0.68
8/1/2018 **
8/2/2018 **
8/3/2018 **
8/4/2018 **
8/5/2018 **
8/6/2018 2.42
8/7/2018 0.01
8/8/2018 0.00
8/9/2018 0.00
8/10/2018 0.06
8/11/2018 0.00
8/12/2018 **
8/13/2018 **
8/14/2018 1.06
8/15/2018 0.00
8/16/2018 0.00
8/17/2018 0.00
8/18/2018 0.06
8/19/2018 0.02
8/20/2018 0.02
8/21/2018 0.02
8/22/2018 1.42
8/23/2018 0.00
8/24/2018 0.00
8/25/2018 0.00
8/26/2018 0.00
8/27/2018 0.00
8/28/2018 0.00
8/29/2018 0.00
8/30/2018 0.00
8/31/2018 0.02
9/1/2018 0.85
9/2/2018 0.95
9/3/2018
9/4/2018
9/5/2018 T
9/6/2018 0.00
9/7/2018 0.00
9/8/2018 **
9/9/2018 **
9/10/2018 3.03
9/11/2018 0.03
9/12/2018 0.02
9/13/2018 **
9/14/2018 0.10
9/15/2018
9/16/2018 0.02
9/17/2018 T
9/18/2018 1.75
9/19/2018 0.29
9/20/2018 0.00
9/21/2018 0.00
9/22/2018 0.16
9/23/2018
9/24/2018
9/25/2018 0.65
9/26/2018 0.02
9/27/2018 0.00
9/28/2018 1.62
9/29/2018 0.02
9/30/2018 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2017 6:45 AM 0.00 M M M M
10/2/2017 6:45 AM 0.00 M M M M
10/3/2017 6:45 AM 0.00 M M M M
10/4/2017 6:45 AM 0.00 M M M M
10/5/2017 6:45 AM 0.00 M M M M
10/6/2017 6:45 AM 0.00 M M M M
10/7/2017 6:45 AM 0.00 M M M M
10/12/2017 6:45 AM 0.00 M M M M
10/13/2017 6:45 AM 0.19 M M M M
10/14/2017 6:45 AM T M M M M
10/15/2017 6:45 AM 0.02 M M M M
10/16/2017 6:45 AM 0.03 M M M M
10/17/2017 6:45 AM 0.01 M M M M
10/18/2017 6:45 AM 0.00 M M M M
10/19/2017 6:45 AM 0.00 M M M M
10/20/2017 6:45 AM 0.00 M M M M
10/21/2017 6:45 AM 0.00 M M M M
10/22/2017 6:45 AM 0.00 M M M M
10/23/2017 6:45 AM T M M M M
10/24/2017 6:45 AM 0.30 M M M M
10/25/2017 6:45 AM 0.00 M M M M
10/26/2017 6:45 AM 0.00 M M M M
10/31/2017 6:45 AM 0.00 M M M M
11/1/2017 6:45 AM 0.00 M M M M
11/2/2017 6:45 AM 0.02 M M M M
11/3/2017 6:45 AM 0.00 M M M M
11/4/2017 6:45 AM 0.00 M M M M
11/5/2017 6:45 AM 0.61 M M M M
11/6/2017 6:45 AM 0.06 M M M M
11/7/2017 6:45 AM 0.00 M M M M
11/8/2017 6:45 AM 0.99 M M M M
11/9/2017 6:45 AM 0.02 M M M M
11/10/2017 6:45 AM 0.01 M M M M
11/13/2017 6:45 AM 0.14 M M M M
11/14/2017 6:45 AM 0.00 M M M M
11/15/2017 6:45 AM 0.00 M M M M
11/16/2017 6:45 AM 0.00 M M M M
11/18/2017 6:45 AM 0.00 M M M M
11/19/2017 6:45 AM 0.16 M M M M
11/20/2017 6:45 AM 0.00 M M M M
11/21/2017 6:45 AM 0.00 M M M M
11/22/2017 6:45 AM 0.02 M M M M
12/3/2017 6:45 AM 0.03 M M M M
12/6/2017 6:45 AM 0.00 M M M M
12/9/2017 6:45 AM 0.00 M M M M
12/10/2017 6:45 AM 0.25 M M M M
12/11/2017 6:45 AM 0.00 M M M M
12/16/2017 6:45 AM 0.03 M M M M Snow
12/18/2017 6:45 AM T M M M M
12/19/2017 6:45 AM 0.00 M M M M
12/20/2017 6:45 AM 0.00 M M M M
12/21/2017 6:45 AM 0.00 M M M M
12/22/2017 6:45 AM 0.00 M M M M
12/23/2017 6:45 AM 0.03 M M M M
12/24/2017 6:45 AM 0.04 M M M M
12/25/2017 6:45 AM T M M M M
12/27/2017 6:45 AM 0.00 M M M M
12/28/2017 6:45 AM 0.00 M M M M
12/29/2017 6:45 AM 0.00 M M M M
12/30/2017 6:45 AM 0.04 M M M M
1/1/2018 6:45 AM 0.00 M M M M
1/2/2018 6:45 AM 0.00 M M M M
1/3/2018 6:45 AM 0.00 M M M M
1/4/2018 6:45 AM 0.08 M M M M
1/5/2018 6:45 AM 0.02 M M M M
1/6/2018 6:45 AM 0.00 M M M M
1/7/2018 6:45 AM 0.00 M M M M
1/8/2018 6:45 AM 0.00 M M M M
1/11/2018 6:45 AM 0.00 M M M M
1/13/2018 6:45 AM 0.50 M M M M
1/14/2018 6:45 AM 0.00 M M M M
1/15/2018 6:45 AM 0.00 M M M M
1/16/2018 6:45 AM 0.01 M M M M
1/17/2018 6:45 AM 0.05 M M M M
1/18/2018 6:45 AM 0.00 M M M M
1/19/2018 6:45 AM 0.00 M M M M
1/20/2018 6:45 AM 0.00 M M M M
1/21/2018 6:45 AM T M M M M
1/23/2018 6:45 AM 0.06 M M M M
1/24/2018 6:45 AM 0.04 M M M M
1/25/2018 6:45 AM 0.00 M M M M
1/26/2018 6:45 AM 0.00 M M M M
1/28/2018 6:45 AM 0.06 M M M M
1/29/2018 6:45 AM 0.01 M M M M
1/30/2018 6:45 AM T M M M M
1/31/2018 6:45 AM 0.00 M M M M
2/1/2018 6:45 AM 0.00 M M M M
2/2/2018 6:45 AM 0.12 M M M M
2/3/2018 6:45 AM 0.00 M M M M
2/4/2018 6:45 AM 0.00 M M M M
2/5/2018 6:45 AM 1.05 M M M M
2/6/2018 6:45 AM 0.00 M M M M
2/7/2018 6:45 AM 0.02 M M M M
2/8/2018 6:45 AM 0.32 M M M M
2/9/2018 6:45 AM 0.00 M M M M
2/11/2018 6:45 AM 1.33 M M M M
2/12/2018 6:45 AM 0.34 M M M M
2/13/2018 6:45 AM T M M M M
2/14/2018 6:45 AM 0.00 M M M M
2/15/2018 6:45 AM 0.02 M M M M
2/16/2018 6:45 AM 0.06 M M M M
2/17/2018 6:45 AM 0.04 M M M M
2/18/2018 6:45 AM 0.35 M M M M
2/19/2018 6:45 AM 0.04 M M M M
2/21/2018 6:45 AM 0.02 M M M M
2/22/2018 6:45 AM 0.00 M M M M
2/23/2018 6:45 AM 0.35 M M M M
2/24/2018 6:45 AM 0.03 M M M M
2/25/2018 6:45 AM 0.38 M M M M
2/26/2018 6:45 AM 0.06 M M M M
2/28/2018 6:45 AM 0.00 M M M M
3/1/2018 6:45 AM 0.00 M M M M
3/2/2018 6:45 AM 0.16 M M M M
3/3/2018 6:45 AM 0.02 M M M M
3/4/2018 6:45 AM 0.00 M M M M
3/6/2018 6:45 AM 0.00 M M M M
3/7/2018 6:45 AM 0.10 M M M M
3/8/2018 6:45 AM 0.13 M M M M EDIT: 13.00" precip set to NA pending followup with observer. Probably a typo. OST 3/08/2018 2:34 PM -CCR Staff SDH- EDIT: Observer confirmed it should be 0.13" via e-mail. Edited report. RCM 3/10/2018 3:25 AM EST
3/9/2018 6:45 AM 0.00 M M M M
3/10/2018 6:45 AM 0.00 M M M M
3/11/2018 6:45 AM 0.00 M M M M
3/12/2018 6:45 AM 0.00 M M M M
3/13/2018 6:45 AM 0.00 M M M M
3/14/2018 6:45 AM 0.00 M M M M
3/16/2018 6:45 AM 0.00 M M M M
3/17/2018 6:45 AM 0.00 M M M M
3/18/2018 6:45 AM T M M M M
3/19/2018 6:45 AM T M M M M
3/20/2018 6:45 AM 0.15 M M M M
3/22/2018 6:45 AM M M M M M {EDIT: Observer reported 1.65 for new precip. QPE data and surrounding reports of 0.20 to 0.45 indicate this could be a multi-day or a typo. Changed report of 1.65 to NA until observer can be contacted to verify. Submission Time Before EDIT: 3/22/2018 3:44 PM CoCoSTAFF DNT} {Changed to multi-day on observer's behalf. RCM 9:10 PM 3/23/2018}
3/23/2018 6:45 AM 0.00 M M M M
3/24/2018 6:45 AM 0.00 M M M M
3/25/2018 6:45 AM 0.00 M M M M
3/26/2018 6:45 AM 0.00 M M M M
3/27/2018 6:45 AM 0.00 M M M M
3/28/2018 6:45 AM 0.06 M M M M
3/29/2018 6:45 AM 0.08 M M M M
3/30/2018 6:45 AM 0.00 M M M M
3/31/2018 6:45 AM 0.01 M M M M
4/1/2018 6:45 AM 0.00 M M M M
4/2/2018 6:45 AM 0.06 M M M M
4/6/2018 6:45 AM 0.00 M M M M
4/7/2018 6:45 AM T M M M M
4/8/2018 6:45 AM 0.00 M M M M
4/10/2018 6:45 AM 0.03 M M M M
4/11/2018 6:45 AM 0.00 M M M M
4/12/2018 6:45 AM 0.00 M M M M
4/13/2018 6:45 AM 0.00 M M M M
4/14/2018 6:45 AM 0.00 M M M M
4/15/2018 6:45 AM 0.00 M M M M
4/16/2018 6:45 AM 2.72 M M M M Most rain fell from midnight until 6am
4/17/2018 6:45 AM 0.20 M M M M
4/18/2018 6:45 AM 0.00 M M M M
4/19/2018 6:45 AM 0.00 M M M M
4/20/2018 6:45 AM 0.06 M M M M
4/21/2018 6:45 AM 0.00 M M M M
4/22/2018 6:45 AM 0.00 M M M M
4/24/2018 6:45 AM T M M M M
4/25/2018 6:45 AM 0.72 M M M M
4/26/2018 6:45 AM 0.10 M M M M
4/27/2018 6:45 AM 0.82 M M M M
4/28/2018 6:45 AM 0.16 M M M M
4/29/2018 6:45 AM 0.13 M M M M
4/30/2018 6:45 AM 0.01 M M M M
5/2/2018 6:45 AM 0.00 M M M M
5/3/2018 6:45 AM 0.00 M M M M
5/5/2018 6:45 AM 0.07 M M M M
5/6/2018 6:45 AM 0.02 M M M M
5/8/2018 6:45 AM 0.00 M M M M
5/9/2018 6:45 AM 0.00 M M M M
5/11/2018 6:45 AM 0.03 M M M M
5/12/2018 6:45 AM 0.00 M M M M
5/13/2018 6:45 AM 0.62 M M M M
5/14/2018 6:45 AM 0.42 M M M M
5/15/2018 6:45 AM 1.60 M M M M
5/16/2018 6:45 AM 0.60 M M M M
5/17/2018 6:45 AM 0.36 M M M M
5/18/2018 6:45 AM 1.26 M M M M
5/19/2018 6:45 AM 1.64 M M M M
5/20/2018 6:45 AM 0.06 M M M M
5/22/2018 6:45 AM 0.00 M M M M
5/23/2018 6:45 AM 0.93 M M M M
5/24/2018 6:45 AM 0.00 M M M M
5/25/2018 6:45 AM 0.00 M M M M
5/26/2018 6:45 AM 0.00 M M M M
5/27/2018 6:45 AM T M M M M
5/28/2018 6:45 AM 0.05 M M M M
5/30/2018 6:45 AM 0.00 M M M M
5/31/2018 6:45 AM 0.10 M M M M
6/1/2018 6:45 AM 0.56 M M M M
6/2/2018 6:45 AM 0.03 M M M M
6/3/2018 6:45 AM 0.10 M M M M
6/4/2018 6:45 AM 1.25 M M M M
6/5/2018 6:45 AM 0.01 M M M M
6/7/2018 6:45 AM 0.00 M M M M
6/8/2018 6:45 AM 0.00 M M M M
6/9/2018 6:45 AM T M M M M
6/10/2018 6:45 AM 0.11 M M M M
6/11/2018 6:45 AM 0.66 M M M M
6/12/2018 6:45 AM 0.06 M M M M
6/13/2018 6:45 AM 0.00 M M M M
6/14/2018 6:45 AM 0.00 M M M M
6/15/2018 6:45 AM 0.00 M M M M
6/16/2018 6:45 AM 0.00 M M M M
6/17/2018 6:45 AM 0.00 M M M M
6/18/2018 6:45 AM 0.00 M M M M
6/19/2018 6:45 AM 0.00 M M M M
6/20/2018 6:45 AM 0.64 M M M M
6/21/2018 6:45 AM 0.22 M M M M
6/22/2018 6:45 AM 0.06 M M M M
6/23/2018 6:45 AM 0.40 M M M M
6/24/2018 6:45 AM 0.42 M M M M
6/30/2018 6:45 AM 0.00 M M M M
7/1/2018 6:45 AM 0.00 M M M M
7/4/2018 6:45 AM T M M M M
7/5/2018 6:45 AM 0.00 M M M M
7/6/2018 6:45 AM 0.00 M M M M
7/7/2018 6:45 AM 0.02 M M M M
7/8/2018 6:45 AM 0.00 M M M M
7/9/2018 6:45 AM 0.00 M M M M
7/10/2018 6:45 AM 0.00 M M M M
7/11/2018 6:45 AM 0.00 M M M M
7/12/2018 6:45 AM 0.00 M M M M
7/13/2018 6:45 AM 0.00 M M M M
7/14/2018 6:45 AM 0.00 M M M M
7/15/2018 6:45 AM 0.00 M M M M
7/16/2018 6:45 AM 0.00 M M M M
7/17/2018 6:45 AM 0.06 M M M M
7/18/2018 6:45 AM 1.76 M M M M All rain fell as a thunderstorm between 3:30pm and 5 pm EST
7/19/2018 6:45 AM 0.02 M M M M
7/20/2018 6:45 AM 0.00 M M M M
7/21/2018 6:45 AM 0.04 M M M M
7/22/2018 6:45 AM 4.80 M M M M Rained hard all day from 8am well toward modnight. Aerial flood warnings in all of Fairfax County.
7/23/2018 6:45 AM 1.65 M M M M
7/24/2018 6:45 AM 1.33 M M M M
7/25/2018 6:45 AM 0.36 M M M M
7/26/2018 6:45 AM 0.61 M M M M
7/27/2018 6:45 AM T M M M M
7/28/2018 6:45 AM 0.06 M M M M
7/29/2018 6:45 AM 0.00 M M M M
7/30/2018 6:45 AM 0.00 M M M M
7/31/2018 6:45 AM 0.68 M M M M
8/7/2018 6:45 AM 0.01 M M M M
8/8/2018 6:45 AM 0.00 M M M M
8/9/2018 6:45 AM 0.00 M M M M
8/10/2018 6:45 AM 0.06 M M M M
8/11/2018 6:45 AM 0.00 M M M M
8/15/2018 6:45 AM 0.00 M M M M
8/16/2018 6:45 AM 0.00 M M M M
8/17/2018 6:45 AM 0.00 M M M M
8/18/2018 6:45 AM 0.06 M M M M
8/19/2018 6:45 AM 0.02 M M M M
8/20/2018 6:45 AM 0.02 M M M M
8/21/2018 6:45 AM 0.02 M M M M
8/22/2018 6:45 AM 1.42 M M M M
8/23/2018 6:45 AM 0.00 M M M M
8/24/2018 6:45 AM 0.00 M M M M
8/25/2018 6:45 AM 0.00 M M M M
8/26/2018 6:45 AM 0.00 M M M M
8/27/2018 6:45 AM 0.00 M M M M
8/28/2018 6:45 AM 0.00 M M M M
8/29/2018 6:45 AM 0.00 M M M M
8/30/2018 6:45 AM 0.00 M M M M
8/31/2018 6:45 AM 0.02 M M M M
9/1/2018 6:45 AM 0.85 M M M M Rain occured during a slow movong thunderstorm from 10pm to about midnight.
9/2/2018 6:45 AM 0.95 M M M M
9/5/2018 6:45 AM T M M M M
9/6/2018 6:45 AM 0.00 M M M M
9/7/2018 6:45 AM 0.00 M M M M
9/11/2018 6:45 AM 0.03 M M M M
9/12/2018 6:45 AM 0.02 M M M M
9/16/2018 6:45 AM 0.02 M M M M
9/17/2018 6:45 AM T M M M M
9/18/2018 6:45 AM 1.75 M M M M Remnants of hurricane florence
9/19/2018 6:45 AM 0.29 M M M M
9/20/2018 6:45 AM 0.00 M M M M
9/21/2018 6:45 AM 0.00 M M M M
9/22/2018 6:45 AM 0.16 M M M M
9/25/2018 6:45 AM 0.65 M M M M
9/26/2018 6:45 AM 0.02 M M M M
9/27/2018 6:45 AM 0.00 M M M M
9/28/2018 6:45 AM 1.62 M M M M
9/29/2018 6:45 AM 0.02 M M M M
9/30/2018 6:45 AM 0.00 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/8/2017 10/11/2017 6:45 AM 4 0.65 M M
10/27/2017 10/30/2017 6:45 AM 4 1.28 M M
11/11/2017 11/12/2017 6:45 AM 2 0.00 M M
11/23/2017 11/30/2017 6:45 AM 8 0.00 M M
12/1/2017 12/02/2017 6:45 AM 2 0.01 M M
12/7/2017 12/08/2017 6:45 AM 2 0.10 M M
12/13/2017 12/14/2017 6:45 AM 2 0.00 M M
1/9/2018 1/10/2018 6:45 AM 2 0.06 M M
3/21/2018 3/22/2018 6:45 AM 2 1.65 M M
4/3/2018 4/05/2018 6:45 AM 3 0.06 M M
6/25/2018 6/29/2018 6:45 AM 5 0.04 M M
7/2/2018 7/03/2018 6:45 AM 2 0.00 M M
8/1/2018 8/06/2018 6:45 AM 6 2.42 M M
8/12/2018 8/14/2018 6:45 AM 3 1.06 M M
9/8/2018 9/10/2018 6:45 AM 3 3.03 M M
9/13/2018 9/14/2018 6:45 AM 2 0.10 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