Station Overview Station Location
Station Number VA-FX-105 Latitude 38.7228
Station Name Alexandria 6.8 S Longitude -77.077
County Fairfax Elevation (ft) 16



Month 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 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 20 4.02 30 4.02 30 0.00 0 0 10 0 0.0 0 0
July 20 8.53 31 8.53 31 0.00 0 0 11 2 0.0 0 0
Aug 20 11.61 31 11.61 31 0.00 0 0 19 2 0.0 0 0
Sept 20 5.86 30 5.86 30 0.00 0 0 13 0 0.0 0 0
Water Year Totals: 30.02" 122 days 30.02" 122 0.00" 0 days 0 53 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
10/1/2019
10/2/2019
10/3/2019
10/4/2019
10/5/2019
10/6/2019
10/7/2019
10/8/2019
10/9/2019
10/10/2019
10/11/2019
10/12/2019
10/13/2019
10/14/2019
10/15/2019
10/16/2019
10/17/2019
10/18/2019
10/19/2019
10/20/2019
10/21/2019
10/22/2019
10/23/2019
10/24/2019
10/25/2019
10/26/2019
10/27/2019
10/28/2019
10/29/2019
10/30/2019
10/31/2019
11/1/2019
11/2/2019
11/3/2019
11/4/2019
11/5/2019
11/6/2019
11/7/2019
11/8/2019
11/9/2019
11/10/2019
11/11/2019
11/12/2019
11/13/2019
11/14/2019
11/15/2019
11/16/2019
11/17/2019
11/18/2019
11/19/2019
11/20/2019
11/21/2019
11/22/2019
11/23/2019
11/24/2019
11/25/2019
11/26/2019
11/27/2019
11/28/2019
11/29/2019
11/30/2019
12/1/2019
12/2/2019
12/3/2019
12/4/2019
12/5/2019
12/6/2019
12/7/2019
12/8/2019
12/9/2019
12/10/2019
12/11/2019
12/12/2019
12/13/2019
12/14/2019
12/15/2019
12/16/2019
12/17/2019
12/18/2019
12/19/2019
12/20/2019
12/21/2019
12/22/2019
12/23/2019
12/24/2019
12/25/2019
12/26/2019
12/27/2019
12/28/2019
12/29/2019
12/30/2019
12/31/2019
Day of YearDaily PrcpMultiday Prcp
1/1/2020
1/2/2020
1/3/2020
1/4/2020
1/5/2020
1/6/2020
1/7/2020
1/8/2020
1/9/2020
1/10/2020
1/11/2020
1/12/2020
1/13/2020
1/14/2020
1/15/2020
1/16/2020
1/17/2020
1/18/2020
1/19/2020
1/20/2020
1/21/2020
1/22/2020
1/23/2020
1/24/2020
1/25/2020
1/26/2020
1/27/2020
1/28/2020
1/29/2020
1/30/2020
1/31/2020
2/1/2020
2/2/2020
2/3/2020
2/4/2020
2/5/2020
2/6/2020
2/7/2020
2/8/2020
2/9/2020
2/10/2020
2/11/2020
2/12/2020
2/13/2020
2/14/2020
2/15/2020
2/16/2020
2/17/2020
2/18/2020
2/19/2020
2/20/2020
2/21/2020
2/22/2020
2/23/2020
2/24/2020
2/25/2020
2/26/2020
2/27/2020
2/28/2020
2/29/2020
3/1/2020
3/2/2020
3/3/2020
3/4/2020
3/5/2020
3/6/2020
3/7/2020
3/8/2020
3/9/2020
3/10/2020
3/11/2020
3/12/2020
3/13/2020
3/14/2020
3/15/2020
3/16/2020
3/17/2020
3/18/2020
3/19/2020
3/20/2020
3/21/2020
3/22/2020
3/23/2020
3/24/2020
3/25/2020
3/26/2020
3/27/2020
3/28/2020
3/29/2020
3/30/2020
3/31/2020
Day of YearDaily PrcpMultiday Prcp
4/1/2020
4/2/2020
4/3/2020
4/4/2020
4/5/2020
4/6/2020
4/7/2020
4/8/2020
4/9/2020
4/10/2020
4/11/2020
4/12/2020
4/13/2020
4/14/2020
4/15/2020
4/16/2020
4/17/2020
4/18/2020
4/19/2020
4/20/2020
4/21/2020
4/22/2020
4/23/2020
4/24/2020
4/25/2020
4/26/2020
4/27/2020
4/28/2020
4/29/2020
4/30/2020
5/1/2020
5/2/2020
5/3/2020
5/4/2020
5/5/2020
5/6/2020
5/7/2020
5/8/2020
5/9/2020
5/10/2020
5/11/2020
5/12/2020
5/13/2020
5/14/2020
5/15/2020
5/16/2020
5/17/2020
5/18/2020
5/19/2020
5/20/2020
5/21/2020
5/22/2020
5/23/2020
5/24/2020
5/25/2020
5/26/2020
5/27/2020
5/28/2020
5/29/2020
5/30/2020
5/31/2020
6/1/2020 0.00
6/2/2020 0.00
6/3/2020 0.00
6/4/2020 0.00
6/5/2020 0.87
6/6/2020 0.74
6/7/2020 0.00
6/8/2020 0.00
6/9/2020 0.00
6/10/2020 0.00
6/11/2020 0.11
6/12/2020 0.29
6/13/2020 0.00
6/14/2020 0.00
6/15/2020 0.00
6/16/2020 0.00
6/17/2020 0.01
6/18/2020 0.39
6/19/2020 0.00
6/20/2020 0.13
6/21/2020 1.41
6/22/2020 0.00
6/23/2020 0.04
6/24/2020 0.00
6/25/2020 0.00
6/26/2020 0.03
6/27/2020 0.00
6/28/2020 0.00
6/29/2020 0.00
6/30/2020 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.55
7/2/2020 T
7/3/2020 0.00
7/4/2020 0.00
7/5/2020 0.00
7/6/2020 0.00
7/7/2020 2.75
7/8/2020 T
7/9/2020 0.00
7/10/2020 0.00
7/11/2020 0.00
7/12/2020 0.00
7/13/2020 0.04
7/14/2020 0.02
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 0.00
7/21/2020 0.96
7/22/2020 0.51
7/23/2020 1.06
7/24/2020 1.36
7/25/2020 0.65
7/26/2020 0.00
7/27/2020 0.00
7/28/2020 0.00
7/29/2020 0.02
7/30/2020 0.00
7/31/2020 0.61
8/1/2020 0.20
8/2/2020 0.00
8/3/2020 0.00
8/4/2020 1.74
8/5/2020 1.25
8/6/2020 0.76
8/7/2020 0.41
8/8/2020 0.01
8/9/2020 0.00
8/10/2020 0.41
8/11/2020 0.00
8/12/2020 0.17
8/13/2020 0.02
8/14/2020 2.40
8/15/2020 0.27
8/16/2020 1.42
8/17/2020 0.11
8/18/2020 0.00
8/19/2020 0.08
8/20/2020 T
8/21/2020 0.00
8/22/2020 0.01
8/23/2020 T
8/24/2020 0.00
8/25/2020 0.27
8/26/2020 0.07
8/27/2020 0.00
8/28/2020 0.00
8/29/2020 1.51
8/30/2020 0.50
8/31/2020 0.00
9/1/2020 0.69
9/2/2020 0.01
9/3/2020 0.00
9/4/2020 0.70
9/5/2020 0.01
9/6/2020 0.00
9/7/2020 0.00
9/8/2020 0.00
9/9/2020 0.00
9/10/2020 0.86
9/11/2020 1.81
9/12/2020 0.01
9/13/2020 0.00
9/14/2020 0.01
9/15/2020 0.00
9/16/2020 0.00
9/17/2020 0.00
9/18/2020 0.50
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 0.69
9/27/2020 0.17
9/28/2020 0.01
9/29/2020 0.00
9/30/2020 0.39



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
6/1/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/2/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/3/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/4/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/5/2020 7:20 AM 0.87 0.0 0.00 0.0 0.00 Major thunderstorm began at 8:15 pm yesterday, with wind gusts, causing widespread power outages.
6/6/2020 7:15 AM 0.74 0.0 0.00 0.0 0.00
6/7/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/8/2020 7:10 AM 0.00 0.0 0.00 0.0 0.00
6/9/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/10/2020 7:20 AM 0.00 0.0 0.00 0.0 0.00
6/11/2020 7:30 AM 0.11 0.0 0.00 0.0 0.00
6/12/2020 7:15 AM 0.29 0.0 0.00 0.0 0.00
6/13/2020 7:15 AM 0.00 0.0 0.00 0.0 0.00
6/14/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/15/2020 7:25 AM 0.00 0.0 0.00 0.0 0.00
6/16/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/17/2020 7:30 AM 0.01 0.0 0.00 0.0 0.00
6/18/2020 7:30 AM 0.39 0.0 0.00 0.0 0.00
6/19/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/20/2020 7:30 AM 0.13 0.0 0.00 0.0 0.00
6/21/2020 7:30 AM 1.41 0.0 0.00 0.0 0.00
6/22/2020 7:20 AM 0.00 0.0 0.00 0.0 0.00
6/23/2020 7:30 AM 0.04 0.0 0.00 0.0 0.00
6/24/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/25/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/26/2020 7:30 AM 0.03 0.0 0.00 0.0 0.00
6/27/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/28/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/29/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
6/30/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/1/2020 7:30 AM 0.55 0.0 0.00 0.0 0.00 Well above .55 but below .56
7/2/2020 7:20 AM T 0.0 0.00 0.0 0.00
7/3/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/4/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/5/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/6/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/7/2020 7:30 AM 2.75 0.0 0.00 0.0 0.00
7/8/2020 7:30 AM T 0.0 0.00 0.0 0.00
7/9/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/10/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/11/2020 7:30 AM 0.00 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 7:30 AM 0.04 0.0 0.00 0.0 0.00
7/14/2020 7:30 AM 0.02 0.0 0.00 0.0 0.00
7/15/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/16/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/17/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
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 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/21/2020 7:30 AM 0.96 0.0 0.00 0.0 0.00
7/22/2020 7:30 AM 0.51 0.0 0.00 0.0 0.00
7/23/2020 7:30 AM 1.06 0.0 0.00 0.0 0.00 A line of strong thunderstorms arrived at this station shortly before 4 p.m., Wednesday, July 22, 2020, with heavy rains and strong winds. Within a couple minutes we lost power and it remained out until sometime after 3 a.m., Thursday, July 23. Storm-related power outages were widespread across this county and northern Virginia as a whole.
7/24/2020 8:15 AM 1.36 0.0 0.00 0.0 0.00 Significant widespread storm with some thunder and lightning, beginning shortly after 8 p.m. yesterday and continuing overnight.
7/25/2020 7:30 AM 0.65 0.0 0.00 0.0 0.00
7/26/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/27/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/28/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/29/2020 7:20 AM 0.02 0.0 0.00 0.0 0.00
7/30/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
7/31/2020 8:35 AM 0.61 0.0 0.00 0.0 0.00
8/1/2020 7:30 AM 0.20 0.0 0.00 0.0 0.00
8/2/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
8/3/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
8/4/2020 7:20 AM 1.74 0.0 0.00 0.0 0.00 Rain from TS Isaias began at 4:20 p.m. yesterday afternoon and is continuing.
8/5/2020 7:30 AM 1.25 0.0 0.00 0.0 0.00
8/6/2020 7:30 AM 0.76 0.0 0.00 0.0 0.00
8/7/2020 7:30 AM 0.41 0.0 0.00 0.0 0.00
8/8/2020 8:55 AM 0.01 0.0 0.00 0.0 0.00
8/9/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
8/10/2020 7:30 AM 0.41 0.0 0.00 0.0 0.00
8/11/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
8/12/2020 8:15 AM 0.17 0.0 0.00 0.0 0.00
8/13/2020 8:00 AM 0.02 0.0 0.00 0.0 0.00
8/14/2020 8:00 AM 2.40 0.0 0.00 0.0 0.00 Rain began on Aug. 13 about 8:10 a.m. By 9:10 a.m., a little over 1.01 inches had fallen, and I filed a Significant Weather Report. Heavy rain continued to fall after 9:10 a.m., and for some time thereafter until it ended (time not noted). Entire amount from this storm; I do not believe there was any rain overnight.
8/15/2020 8:06 AM 0.27 0.0 0.00 0.0 0.00
8/16/2020 8:55 AM 1.42 0.0 0.00 0.0 0.00
8/17/2020 7:00 AM 0.11 0.0 0.00 0.0 0.00
8/18/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
8/19/2020 8:40 AM 0.08 0.0 0.00 0.0 0.00 Today's catch from early morning shower that is almost over; sprinkles continue.
8/20/2020 7:30 AM T 0.0 0.00 0.0 0.00
8/21/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
8/22/2020 8:55 AM 0.01 0.0 0.00 0.0 0.00
8/23/2020 7:30 AM T 0.0 0.00 0.0 0.00
8/24/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
8/25/2020 7:30 AM 0.27 0.0 0.00 0.0 0.00
8/26/2020 7:30 AM 0.07 0.0 0.00 0.0 0.00
8/27/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
8/28/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00 MK collected the data.
8/29/2020 9:00 AM 1.51 0.0 0.00 0.0 0.00 MK collected the data. Drizzle continued to fall at the time the gauge was checked.
8/30/2020 8:45 AM 0.50 0.0 0.00 0.0 0.00 MK collected the data.
8/31/2020 8:45 AM 0.00 0.0 0.00 0.0 0.00 MK collected the data.
9/1/2020 7:30 AM 0.69 0.0 0.00 0.0 0.00 MK collected the data.
9/2/2020 8:00 AM 0.01 0.0 0.00 0.0 0.00 MK collected the data.
9/3/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 MK collected the data.
9/4/2020 8:00 AM 0.70 0.0 0.00 0.0 0.00 MK collected the data.
9/5/2020 8:00 AM 0.01 0.0 0.00 0.0 0.00 MK collected the data.
9/6/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 MK collected the data.
9/7/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 MK collected the data.
9/8/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 MK collected the data.
9/9/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00 MK collected the data.
9/10/2020 8:00 AM 0.86 0.0 0.00 0.0 0.00 MK collected the data.
9/11/2020 8:00 AM 1.81 0.0 0.00 0.0 0.00 MK collected the data.
9/12/2020 8:55 AM 0.01 0.0 0.00 0.0 0.00 MK collected the data.
9/13/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00 MK collected the data.
9/14/2020 8:30 AM 0.01 0.0 0.00 0.0 0.00
9/15/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/16/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
9/17/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/18/2020 8:00 AM 0.50 0.0 0.00 0.0 0.00
9/19/2020 7:25 AM 0.00 0.0 0.00 0.0 0.00
9/20/2020 8:00 AM 0.00 0.0 0.00 0.0 0.00
9/21/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
9/22/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
9/23/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
9/24/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
9/25/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00
9/26/2020 8:45 AM 0.69 0.0 0.00 0.0 0.00 From slow-moving remnant of TS Beta.
9/27/2020 8:00 AM 0.17 0.0 0.00 0.0 0.00 The rainfall occurred overnight.
9/28/2020 8:30 AM 0.01 0.0 0.00 0.0 0.00 MK collected the data.
9/29/2020 7:30 AM 0.00 0.0 0.00 0.0 0.00 MK collected the data.
9/30/2020 8:00 AM 0.39 0.0 0.00 0.0 0.00 MK collected the data.



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
8/24/2020 2:00 PM 1/4" Pea Size 1/4" Pea Size 1/4" Pea Size Hard|White Ice 8 3min no damage Intermittent True Same time as rain vertical