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 16 3.63 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 16 3.42 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 16 3.21 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 17 3.00 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 17 2.80 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 17 3.75 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 17 3.36 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 17 4.28 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 17 3.99 0.00 1 0.00 1 0.00 0 0 0 0 0.0 0 0
July 17 4.06 12.23 29 11.51 21 0.72 8 2 9 1 0.0 0 0
Aug 17 3.35 4.91 29 4.46 23 0.45 6 1 9 1 0.0 0 0
Sept 17 3.95 1.81 30 1.81 30 0.00 0 0 7 2 0.0 0 0
Water Year Totals: 42.80" 18.95" 89 days 17.78" 75 1.17" 14 days 3 25 days 4 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
10/1/2016
10/2/2016
10/3/2016
10/4/2016
10/5/2016
10/6/2016
10/7/2016
10/8/2016
10/9/2016
10/10/2016
10/11/2016
10/12/2016
10/13/2016
10/14/2016
10/15/2016
10/16/2016
10/17/2016
10/18/2016
10/19/2016
10/20/2016
10/21/2016
10/22/2016
10/23/2016
10/24/2016
10/25/2016
10/26/2016
10/27/2016
10/28/2016
10/29/2016
10/30/2016
10/31/2016
11/1/2016
11/2/2016
11/3/2016
11/4/2016
11/5/2016
11/6/2016
11/7/2016
11/8/2016
11/9/2016
11/10/2016
11/11/2016
11/12/2016
11/13/2016
11/14/2016
11/15/2016
11/16/2016
11/17/2016
11/18/2016
11/19/2016
11/20/2016
11/21/2016
11/22/2016
11/23/2016
11/24/2016
11/25/2016
11/26/2016
11/27/2016
11/28/2016
11/29/2016
11/30/2016
12/1/2016
12/2/2016
12/3/2016
12/4/2016
12/5/2016
12/6/2016
12/7/2016
12/8/2016
12/9/2016
12/10/2016
12/11/2016
12/12/2016
12/13/2016
12/14/2016
12/15/2016
12/16/2016
12/17/2016
12/18/2016
12/19/2016
12/20/2016
12/21/2016
12/22/2016
12/23/2016
12/24/2016
12/25/2016
12/26/2016
12/27/2016
12/28/2016
12/29/2016
12/30/2016
12/31/2016
Day of YearDaily PrcpMultiday Prcp
1/1/2017
1/2/2017
1/3/2017
1/4/2017
1/5/2017
1/6/2017
1/7/2017
1/8/2017
1/9/2017
1/10/2017
1/11/2017
1/12/2017
1/13/2017
1/14/2017
1/15/2017
1/16/2017
1/17/2017
1/18/2017
1/19/2017
1/20/2017
1/21/2017
1/22/2017
1/23/2017
1/24/2017
1/25/2017
1/26/2017
1/27/2017
1/28/2017
1/29/2017
1/30/2017
1/31/2017
2/1/2017
2/2/2017
2/3/2017
2/4/2017
2/5/2017
2/6/2017
2/7/2017
2/8/2017
2/9/2017
2/10/2017
2/11/2017
2/12/2017
2/13/2017
2/14/2017
2/15/2017
2/16/2017
2/17/2017
2/18/2017
2/19/2017
2/20/2017
2/21/2017
2/22/2017
2/23/2017
2/24/2017
2/25/2017
2/26/2017
2/27/2017
2/28/2017
3/1/2017
3/2/2017
3/3/2017
3/4/2017
3/5/2017
3/6/2017
3/7/2017
3/8/2017
3/9/2017
3/10/2017
3/11/2017
3/12/2017
3/13/2017
3/14/2017
3/15/2017
3/16/2017
3/17/2017
3/18/2017
3/19/2017
3/20/2017
3/21/2017
3/22/2017
3/23/2017
3/24/2017
3/25/2017
3/26/2017
3/27/2017
3/28/2017
3/29/2017
3/30/2017
3/31/2017
Day of YearDaily PrcpMultiday Prcp
4/1/2017
4/2/2017
4/3/2017
4/4/2017
4/5/2017
4/6/2017
4/7/2017
4/8/2017
4/9/2017
4/10/2017
4/11/2017
4/12/2017
4/13/2017
4/14/2017
4/15/2017
4/16/2017
4/17/2017
4/18/2017
4/19/2017
4/20/2017
4/21/2017
4/22/2017
4/23/2017
4/24/2017
4/25/2017
4/26/2017
4/27/2017
4/28/2017
4/29/2017
4/30/2017
5/1/2017
5/2/2017
5/3/2017
5/4/2017
5/5/2017
5/6/2017
5/7/2017
5/8/2017
5/9/2017
5/10/2017
5/11/2017
5/12/2017
5/13/2017
5/14/2017
5/15/2017
5/16/2017
5/17/2017
5/18/2017
5/19/2017
5/20/2017
5/21/2017
5/22/2017
5/23/2017
5/24/2017
5/25/2017
5/26/2017
5/27/2017
5/28/2017
5/29/2017
5/30/2017
5/31/2017
6/1/2017
6/2/2017
6/3/2017
6/4/2017
6/5/2017
6/6/2017
6/7/2017
6/8/2017
6/9/2017
6/10/2017
6/11/2017
6/12/2017
6/13/2017
6/14/2017
6/15/2017
6/16/2017
6/17/2017
6/18/2017
6/19/2017
6/20/2017
6/21/2017
6/22/2017
6/23/2017
6/24/2017
6/25/2017
6/26/2017
6/27/2017
6/28/2017
6/29/2017
6/30/2017 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2017 0.00
7/2/2017 0.46
7/3/2017 T
7/4/2017 0.00
7/5/2017 0.10
7/6/2017 0.87
7/7/2017 0.79
7/8/2017 0.29
7/9/2017 0.00
7/10/2017 0.00
7/11/2017 0.00
7/12/2017 0.00
7/13/2017 **
7/14/2017 **
7/15/2017 **
7/16/2017 **
7/17/2017 **
7/18/2017 **
7/19/2017 0.00
7/20/2017 0.00
7/21/2017 0.00
7/22/2017
7/23/2017 0.43
7/24/2017 0.65
7/25/2017 0.20
7/26/2017 0.00
7/27/2017
7/28/2017
7/29/2017 7.72
7/30/2017 0.00
7/31/2017 0.00
8/1/2017 0.00
8/2/2017 0.00
8/3/2017 0.00
8/4/2017 0.67
8/5/2017 0.00
8/6/2017 0.00
8/7/2017 0.21
8/8/2017 1.28
8/9/2017 0.00
8/10/2017
8/11/2017 0.00
8/12/2017 0.95
8/13/2017
8/14/2017 0.00
8/15/2017 T
8/16/2017 0.29
8/17/2017 0.01
8/18/2017 **
8/19/2017 **
8/20/2017 **
8/21/2017 **
8/22/2017 **
8/23/2017 0.45
8/24/2017 0.00
8/25/2017 0.05
8/26/2017 0.00
8/27/2017 0.00
8/28/2017 0.00
8/29/2017 0.25
8/30/2017 0.75
8/31/2017 0.00
9/1/2017 0.00
9/2/2017 0.35
9/3/2017 0.39
9/4/2017 0.00
9/5/2017 0.00
9/6/2017 0.30
9/7/2017 0.60
9/8/2017 0.00
9/9/2017 0.00
9/10/2017 0.00
9/11/2017 0.00
9/12/2017 0.00
9/13/2017 0.06
9/14/2017 0.07
9/15/2017 0.04
9/16/2017 0.00
9/17/2017 T
9/18/2017 0.00
9/19/2017 T
9/20/2017 0.00
9/21/2017 0.00
9/22/2017 0.00
9/23/2017 0.00
9/24/2017 0.00
9/25/2017 0.00
9/26/2017 0.00
9/27/2017 0.00
9/28/2017 0.00
9/29/2017 0.00
9/30/2017 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
6/30/2017 6:45 AM 0.00 0.0 M M M Air Quality Alert is in effect.
7/1/2017 6:45 AM 0.00 0.0 M M M
7/2/2017 6:45 AM 0.46 M M M M All rain fell as a thunderstorm that began 1530 and ended 1610.
7/3/2017 6:45 AM T M M M M Slight drizzle at 2330
7/4/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
7/5/2017 6:45 AM 0.10 M M M M Rain fell in small thunderstorm from 1520 to 1540
7/6/2017 6:45 AM 0.87 M M M M Steady rain began in early hours of the morning.
7/7/2017 6:45 AM 0.79 M M M M Sent via CoCoRaHS Observer for iOS
7/8/2017 6:45 AM 0.29 M M M M Sent via CoCoRaHS Observer for iOS
7/9/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
7/10/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
7/11/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
7/12/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
7/20/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
7/21/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
7/23/2017 6:45 AM 0.43 M M M M There was a line of thinderstorms between 1800 and 2200.
7/24/2017 6:45 AM 0.65 M M M M Sent via CoCoRaHS Observer for iOS
7/25/2017 6:45 AM 0.20 M M M M Rain fell as a thinderstorm between 1700 and 1800.
7/26/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
7/29/2017 6:45 AM 7.72 M M M M Severe thinderstorms and heacy rain occurred from 1600 thrpighout the evening. Rain had stopped by0645
7/30/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
7/31/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
8/1/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
8/2/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
8/3/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
8/4/2017 6:45 AM 0.67 M M M M Fell as a thinderstorm from 1820 to 1850. Pea sized hail for a short duration.
8/5/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
8/6/2017 6:45 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
8/7/2017 6:45 AM 0.21 M M M M Sent via CoCoRaHS Observer for iOS
8/8/2017 6:45 AM 1.28 M M M M Rain fell intermittently throigjout the day.
8/9/2017 6:45 AM 0.00 M M M M
8/11/2017 6:45 AM 0.00 M M M M
8/12/2017 6:45 AM 0.95 M M M M
8/14/2017 6:45 AM 0.00 M M M M
8/15/2017 6:45 AM T M M M M
8/16/2017 6:45 AM 0.29 M M M M
8/17/2017 6:45 AM 0.01 M M M M
8/24/2017 6:45 AM 0.00 M M M M
8/25/2017 6:45 AM 0.05 M M M M
8/26/2017 6:45 AM 0.00 M M M M
8/27/2017 6:45 AM 0.00 M M M M
8/28/2017 6:45 AM 0.00 M M M M
8/29/2017 6:45 AM 0.25 M M M M
8/30/2017 6:45 AM 0.75 M M M M
8/31/2017 6:45 AM 0.00 M M M M
9/1/2017 6:45 AM 0.00 M M M M
9/2/2017 6:45 AM 0.35 M M M M
9/3/2017 6:45 AM 0.39 M M M M
9/4/2017 6:45 AM 0.00 M M M M
9/5/2017 6:45 AM 0.00 M M M M
9/6/2017 6:45 AM 0.30 M M M M
9/7/2017 6:45 AM 0.60 M M M M
9/8/2017 6:45 AM 0.00 M M M M
9/9/2017 6:45 AM 0.00 M M M M
9/10/2017 6:45 AM 0.00 M M M M
9/11/2017 6:45 AM 0.00 M M M M
9/12/2017 6:45 AM 0.00 M M M M
9/13/2017 6:45 AM 0.06 M M M M
9/14/2017 6:45 AM 0.07 M M M M
9/15/2017 6:45 AM 0.04 M M M M
9/16/2017 6:45 AM 0.00 M M M M
9/17/2017 6:45 AM T M M M M
9/18/2017 6:45 AM 0.00 M M M M
9/19/2017 6:45 AM T M M M M
9/20/2017 6:45 AM 0.00 M M M M
9/21/2017 6:45 AM 0.00 M M M M
9/22/2017 6:45 AM 0.00 M M M M
9/23/2017 6:45 AM 0.00 M M M M
9/24/2017 6:45 AM 0.00 M M M M
9/25/2017 6:45 AM 0.00 M M M M
9/26/2017 6:45 AM 0.00 M M M M
9/27/2017 6:45 AM 0.00 M M M M
9/28/2017 6:45 AM 0.00 M M M M
9/29/2017 6:45 AM 0.00 M M M M
9/30/2017 6:45 AM 0.00 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
7/13/2017 7/17/2017 6:45 AM 5 0.72 M M
7/17/2017 7/19/2017 6:45 AM 3 0.00 M M
8/18/2017 8/23/2017 6:45 AM 6 0.45 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