Station Overview Station Location
Station Number VA-PW-19 Latitude 38.795827
Station Name Manassas 2.5 NNW Longitude -77.497598
County Prince William Elevation (ft) 187



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 18 3.46 2.91 31 2.91 31 0.00 0 0 10 2 0.0 0 0
Nov 18 3.36 7.89 30 7.89 30 0.00 0 0 13 0 2.1 2 2
Dec 18 3.07 4.03 31 4.03 24 0.00 7 0 8 2 0.0 0 0
Jan 19 2.85 5.15 31 3.71 30 1.44 1 1 11 1 11.8 4 4
Feb 19 2.66 3.73 28 2.77 26 0.96 2 1 8 1 0.0 0 0
March 19 3.56 4.68 31 3.88 29 0.80 2 1 6 3 0.6 1 1
April 19 3.32 2.57 30 2.34 27 0.23 3 1 11 2 0.0 0 0
May 19 4.25 8.36 31 8.36 31 0.00 0 0 14 3 0.0 0 0
June 19 3.91 3.51 30 3.51 30 0.00 0 0 11 3 0.0 0 0
July 19 3.91 4.14 31 4.14 31 0.00 0 0 9 6 0.0 0 0
Aug 19 3.31 3.64 22 3.64 22 0.00 0 0 8 2 0.0 0 0
Sept 19 3.96 1.70 18 1.70 18 0.00 0 0 2 1 0.0 0 0
Water Year Totals: 41.62" 52.31" 344 days 48.88" 329 3.43" 15 days 4 111 days 26 days 14.5" 7 days 7 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
10/1/2018 0.00
10/2/2018 0.00
10/3/2018 0.00
10/4/2018 0.00
10/5/2018 T
10/6/2018 0.00
10/7/2018 0.00
10/8/2018 0.00
10/9/2018 0.00
10/10/2018 0.00
10/11/2018 0.03
10/12/2018 1.00
10/13/2018 0.04
10/14/2018 T
10/15/2018 0.19
10/16/2018 0.02
10/17/2018 0.00
10/18/2018 0.00
10/19/2018 0.00
10/20/2018 0.07
10/21/2018 0.02
10/22/2018 0.00
10/23/2018 0.00
10/24/2018 0.00
10/25/2018 0.00
10/26/2018 0.00
10/27/2018 1.33
10/28/2018 0.19
10/29/2018 0.02
10/30/2018 0.00
10/31/2018 0.00
11/1/2018 0.00
11/2/2018 0.00
11/3/2018 1.13
11/4/2018 0.00
11/5/2018 0.74
11/6/2018 0.51
11/7/2018 0.46
11/8/2018 0.00
11/9/2018 0.01
11/10/2018 0.57
11/11/2018 0.00
11/12/2018 0.00
11/13/2018 0.97
11/14/2018 0.02
11/15/2018 0.10
11/16/2018 1.66
11/17/2018 0.00
11/18/2018 0.00
11/19/2018 0.00
11/20/2018 0.00
11/21/2018 0.00
11/22/2018 0.00
11/23/2018 0.00
11/24/2018 0.00
11/25/2018 1.46
11/26/2018 0.04
11/27/2018 0.22
11/28/2018 0.00
11/29/2018 0.00
11/30/2018 0.00
12/1/2018 0.02
12/2/2018 0.30
12/3/2018 0.00
12/4/2018 0.00
12/5/2018 0.00
12/6/2018 T
12/7/2018 0.00
12/8/2018 0.00
12/9/2018 0.00
12/10/2018 T
12/11/2018 0.00
12/12/2018 0.00
12/13/2018 0.00
12/14/2018 0.00
12/15/2018 0.58
12/16/2018 2.19
12/17/2018 0.14
12/18/2018 0.00
12/19/2018 0.00
12/20/2018 0.00
12/21/2018 0.56
12/22/2018 0.22
12/23/2018 0.00
12/24/2018 0.02
12/25/2018 **
12/26/2018 **
12/27/2018 **
12/28/2018 **
12/29/2018 **
12/30/2018 **
12/31/2018 **
Day of YearDaily PrcpMultiday Prcp
1/1/2019 1.44
1/2/2019 0.01
1/3/2019 0.00
1/4/2019 0.00
1/5/2019 0.19
1/6/2019 0.03
1/7/2019 0.00
1/8/2019 0.06
1/9/2019 0.00
1/10/2019 T
1/11/2019 0.00
1/12/2019 0.00
1/13/2019 0.46
1/14/2019 0.40
1/15/2019 0.00
1/16/2019 0.00
1/17/2019 0.00
1/18/2019 0.15
1/19/2019 0.00
1/20/2019 1.01
1/21/2019 0.00
1/22/2019 0.00
1/23/2019 0.00
1/24/2019 0.34
1/25/2019 0.87
1/26/2019 0.00
1/27/2019 0.00
1/28/2019 0.00
1/29/2019 0.00
1/30/2019 0.19
1/31/2019 0.00
2/1/2019 0.00
2/2/2019 0.00
2/3/2019 0.00
2/4/2019 0.00
2/5/2019 0.00
2/6/2019 0.00
2/7/2019 0.08
2/8/2019 0.02
2/9/2019 0.00
2/10/2019 0.00
2/11/2019 0.36
2/12/2019 0.55
2/13/2019 0.50
2/14/2019 0.00
2/15/2019 0.00
2/16/2019 0.00
2/17/2019 0.00
2/18/2019 0.48
2/19/2019 0.00
2/20/2019 **
2/21/2019 0.96
2/22/2019 0.05
2/23/2019 0.00
2/24/2019 0.73
2/25/2019 T
2/26/2019 0.00
2/27/2019 0.00
2/28/2019 0.00
3/1/2019 **
3/2/2019 0.80
3/3/2019 0.00
3/4/2019 0.56
3/5/2019 0.00
3/6/2019 0.00
3/7/2019 0.00
3/8/2019 0.00
3/9/2019 0.21
3/10/2019 0.35
3/11/2019 0.00
3/12/2019 0.00
3/13/2019 0.00
3/14/2019 0.00
3/15/2019 0.00
3/16/2019 0.00
3/17/2019 0.00
3/18/2019 T
3/19/2019 T
3/20/2019 0.00
3/21/2019 0.34
3/22/2019 2.41
3/23/2019 0.01
3/24/2019 0.00
3/25/2019 0.00
3/26/2019 T
3/27/2019 0.00
3/28/2019 0.00
3/29/2019 0.00
3/30/2019 0.00
3/31/2019 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2019 T
4/2/2019 0.00
4/3/2019 0.02
4/4/2019 0.00
4/5/2019 0.18
4/6/2019 **
4/7/2019 **
4/8/2019 0.23
4/9/2019 0.05
4/10/2019 0.00
4/11/2019 0.00
4/12/2019 0.00
4/13/2019 0.40
4/14/2019 0.01
4/15/2019 0.12
4/16/2019 0.00
4/17/2019 0.00
4/18/2019 0.00
4/19/2019 T
4/20/2019 1.30
4/21/2019 0.00
4/22/2019 0.00
4/23/2019 0.00
4/24/2019 0.00
4/25/2019 0.00
4/26/2019 0.06
4/27/2019 0.09
4/28/2019 0.10
4/29/2019 0.01
4/30/2019 0.00
5/1/2019 0.00
5/2/2019 0.00
5/3/2019 1.05
5/4/2019 0.05
5/5/2019 1.96
5/6/2019 0.61
5/7/2019 0.00
5/8/2019 0.00
5/9/2019 0.00
5/10/2019 0.00
5/11/2019 0.31
5/12/2019 0.73
5/13/2019 0.69
5/14/2019 0.19
5/15/2019 0.00
5/16/2019 T
5/17/2019 0.00
5/18/2019 T
5/19/2019 0.01
5/20/2019 0.00
5/21/2019 0.00
5/22/2019 0.00
5/23/2019 0.00
5/24/2019 0.36
5/25/2019 0.00
5/26/2019 1.04
5/27/2019 T
5/28/2019 0.24
5/29/2019 0.01
5/30/2019 0.00
5/31/2019 1.11
6/1/2019 0.00
6/2/2019 0.00
6/3/2019 0.22
6/4/2019 0.00
6/5/2019 0.00
6/6/2019 0.14
6/7/2019 0.00
6/8/2019 0.00
6/9/2019 0.00
6/10/2019 0.24
6/11/2019 0.11
6/12/2019 0.00
6/13/2019 0.71
6/14/2019 0.06
6/15/2019 0.00
6/16/2019 0.00
6/17/2019 T
6/18/2019 0.40
6/19/2019 1.06
6/20/2019 T
6/21/2019 T
6/22/2019 0.00
6/23/2019 0.00
6/24/2019 0.00
6/25/2019 0.24
6/26/2019 0.00
6/27/2019 0.00
6/28/2019 0.00
6/29/2019 0.22
6/30/2019 0.11
Day of YearDaily PrcpMultiday Prcp
7/1/2019 0.00
7/2/2019 0.00
7/3/2019 0.46
7/4/2019 T
7/5/2019 0.07
7/6/2019 0.00
7/7/2019 T
7/8/2019 0.04
7/9/2019 0.49
7/10/2019 0.00
7/11/2019 T
7/12/2019 2.43
7/13/2019 0.00
7/14/2019 0.00
7/15/2019 0.00
7/16/2019 0.00
7/17/2019 0.00
7/18/2019 0.41
7/19/2019 0.00
7/20/2019 0.00
7/21/2019 T
7/22/2019 0.01
7/23/2019 0.14
7/24/2019 0.09
7/25/2019 T
7/26/2019 0.00
7/27/2019 0.00
7/28/2019 0.00
7/29/2019 0.00
7/30/2019 0.00
7/31/2019 T
8/1/2019 0.04
8/2/2019 0.00
8/3/2019 0.00
8/4/2019 0.76
8/5/2019 0.00
8/6/2019 0.00
8/7/2019 0.00
8/8/2019 0.81
8/9/2019 0.00
8/10/2019 0.00
8/11/2019 0.00
8/12/2019 0.00
8/13/2019 0.00
8/14/2019 1.17
8/15/2019 0.00
8/16/2019 0.01
8/17/2019
8/18/2019
8/19/2019
8/20/2019 0.44
8/21/2019
8/22/2019
8/23/2019 0.00
8/24/2019 0.31
8/25/2019
8/26/2019
8/27/2019 T
8/28/2019 T
8/29/2019 0.10
8/30/2019
8/31/2019
9/1/2019 0.00
9/2/2019 0.00
9/3/2019 1.68
9/4/2019 0.00
9/5/2019 0.00
9/6/2019 0.00
9/7/2019 0.00
9/8/2019 0.00
9/9/2019 0.00
9/10/2019 0.00
9/11/2019 0.00
9/12/2019 0.02
9/13/2019 0.00
9/14/2019 0.00
9/15/2019 0.00
9/16/2019 0.00
9/17/2019 0.00
9/18/2019
9/19/2019
9/20/2019
9/21/2019
9/22/2019 T
9/23/2019
9/24/2019
9/25/2019
9/26/2019
9/27/2019
9/28/2019
9/29/2019
9/30/2019



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2018 7:00 AM 0.00 0.0 M M M
10/2/2018 7:00 AM 0.00 0.0 M M M
10/3/2018 7:00 AM 0.00 0.0 M M M
10/4/2018 7:00 AM 0.00 0.0 M M M
10/5/2018 7:00 AM T M M M M
10/6/2018 7:00 AM 0.00 0.0 M M M
10/7/2018 7:00 AM 0.00 0.0 M M M
10/8/2018 7:00 AM 0.00 0.0 M M M
10/9/2018 7:00 AM 0.00 0.0 M M M
10/10/2018 7:00 AM 0.00 0.0 M M M
10/11/2018 7:00 AM 0.03 M M M M
10/12/2018 7:00 AM 1.00 M M M M
10/13/2018 7:00 AM 0.04 M M M M
10/14/2018 7:00 AM T M M M M
10/15/2018 7:00 AM 0.19 M M M M
10/16/2018 7:00 AM 0.02 M M M M
10/17/2018 7:00 AM 0.00 0.0 M M M
10/18/2018 7:00 AM 0.00 0.0 M M M
10/19/2018 7:00 AM 0.00 0.0 M M M
10/20/2018 7:00 AM 0.07 M M M M
10/21/2018 7:00 AM 0.02 M M M M
10/22/2018 7:00 AM 0.00 0.0 M M M
10/23/2018 7:00 AM 0.00 0.0 M M M
10/24/2018 7:00 AM 0.00 0.0 M M M
10/25/2018 7:00 AM 0.00 0.0 M M M
10/26/2018 7:00 AM 0.00 0.0 M M M
10/27/2018 7:00 AM 1.33 M M M M
10/28/2018 7:00 AM 0.19 M M M M
10/29/2018 7:00 AM 0.02 M M M M
10/30/2018 7:00 AM 0.00 0.0 M M M
10/31/2018 7:00 AM 0.00 0.0 M M M
11/1/2018 7:00 AM 0.00 0.0 M M M
11/2/2018 7:00 AM 0.00 0.0 M M M
11/3/2018 7:00 AM 1.13 M M M M
11/4/2018 7:00 AM 0.00 0.0 M M M
11/5/2018 7:00 AM 0.74 M M M M
11/6/2018 7:00 AM 0.51 M M M M
11/7/2018 7:00 AM 0.46 M M M M
11/8/2018 7:00 AM 0.00 0.0 M M M
11/9/2018 7:00 AM 0.01 M M M M
11/10/2018 7:00 AM 0.57 M M M M
11/11/2018 7:00 AM 0.00 0.0 M M M
11/12/2018 7:00 AM 0.00 0.0 M M M
11/13/2018 7:00 AM 0.97 M M M M
11/14/2018 7:00 AM 0.02 M M M M
11/15/2018 7:00 AM 0.10 0.8 0.10 1.0 M Precip was frozen (wet snow). Melted precip with 0.70 inches of water.
11/16/2018 7:00 AM 1.66 1.3 M 0.5 M Previous day continued snow until ~1500 hours. Converted to rain remainder of precipitation period. Snow crusty this morning from melt/freeze interaction with rain. New snow measured from NWS Snowboard just before snow-rain changeover.
11/17/2018 7:00 AM 0.00 0.0 M M M
11/18/2018 7:00 AM 0.00 0.0 M M M
11/19/2018 7:00 AM 0.00 0.0 M M M
11/20/2018 7:00 AM 0.00 0.0 M M M
11/21/2018 7:00 AM 0.00 0.0 M M M
11/22/2018 7:00 AM 0.00 0.0 M M M
11/23/2018 7:00 AM 0.00 0.0 M M M
11/24/2018 7:00 AM 0.00 0.0 M M M
11/25/2018 7:00 AM 1.46 M M M M
11/26/2018 7:00 AM 0.04 M M M M
11/27/2018 7:00 AM 0.22 M M M M
11/28/2018 7:00 AM 0.00 0.0 M M M
11/29/2018 7:00 AM 0.00 0.0 M M M
11/30/2018 7:00 AM 0.00 0.0 M M M
12/1/2018 7:00 AM 0.02 M M M M
12/2/2018 7:00 AM 0.30 M M M M
12/3/2018 7:00 AM 0.00 0.0 M M M
12/4/2018 7:00 AM 0.00 0.0 M M M
12/5/2018 7:00 AM 0.00 0.0 M M M
12/6/2018 7:00 AM T T M 0.0 M Snow flurries observed previous day in late afternoon.
12/7/2018 7:00 AM 0.00 0.0 M M M
12/8/2018 7:00 AM 0.00 0.0 M M M
12/9/2018 7:00 AM 0.00 0.0 M M M
12/10/2018 7:00 AM T T M 0.0 M A few flurries occurred when the snow shield advanced as far north as business 234 in Manassas before retreating as the low moved away from the area.
12/11/2018 7:00 AM 0.00 0.0 M M M
12/12/2018 7:00 AM 0.00 0.0 M M M
12/13/2018 7:00 AM 0.00 0.0 M M M
12/14/2018 7:00 AM 0.00 0.0 M M M
12/15/2018 7:00 AM 0.58 0.0 M 0.0 M
12/16/2018 7:00 AM 2.19 0.0 M 0.0 M Ground saturated and at absorption capacity. Basement flooding observed in some neighboring homes.
12/17/2018 7:00 AM 0.14 0.0 M 0.0 M Mostly mist throughout the morning and afternoon
12/18/2018 7:00 AM 0.00 0.0 M 0.0 M
12/19/2018 7:00 AM 0.00 0.0 M M M
12/20/2018 7:00 AM 0.00 0.0 M M M
12/21/2018 7:00 AM 0.56 0.0 M 0.0 M
12/22/2018 7:00 AM 0.22 0.0 M 0.0 M
12/23/2018 7:00 AM 0.00 0.0 M 0.0 M
12/24/2018 7:00 AM 0.02 0.0 M 0.0 M
1/2/2019 7:00 AM 0.01 0.0 M 0.0 M
1/3/2019 7:00 AM 0.00 0.0 M M M
1/4/2019 7:00 AM 0.00 0.0 M M M
1/5/2019 7:00 AM 0.19 0.0 M 0.0 M
1/6/2019 7:00 AM 0.03 0.0 M 0.0 M
1/7/2019 7:00 AM 0.00 0.0 M M M
1/8/2019 7:00 AM 0.06 0.0 M 0.0 M
1/9/2019 7:00 AM 0.00 0.0 M M M
1/10/2019 7:00 AM T T M 0.0 M
1/11/2019 7:00 AM 0.00 0.0 M M M
1/12/2019 7:00 AM 0.00 0.0 M M M
1/13/2019 7:00 AM 0.46 5.0 0.46 5.0 0.46 All precipitation was snow. 0.46 if an inch was melted equivalent of 5.0 inches of snow at 0700 hrs.
1/14/2019 7:00 AM 0.40 3.0 0.40 8.0 0.86
1/15/2019 7:00 AM 0.00 0.0 M M M
1/16/2019 7:00 AM 0.00 0.0 M M M
1/17/2019 7:00 AM 0.00 0.0 M M M
1/18/2019 7:00 AM 0.15 1.3 M 3.0 M
1/19/2019 7:00 AM 0.00 0.0 M M M
1/20/2019 7:00 AM 1.01 0.0 M 0.0 M
1/21/2019 7:00 AM 0.00 0.0 M M M
1/22/2019 7:00 AM 0.00 0.0 M M M
1/23/2019 7:00 AM 0.00 0.0 M M M
1/24/2019 7:00 AM 0.34 M M M M
1/25/2019 7:00 AM 0.87 M M M M
1/26/2019 7:00 AM 0.00 0.0 M M M
1/27/2019 7:00 AM 0.00 0.0 M M M
1/28/2019 7:00 AM 0.00 0.0 M M M
1/29/2019 7:00 AM 0.00 0.0 M M M
1/30/2019 7:00 AM 0.19 2.5 0.19 2.5 0.19
1/31/2019 7:00 AM 0.00 0.0 M M M
2/1/2019 7:00 AM 0.00 0.0 M M M
2/2/2019 7:00 AM 0.00 0.0 M M M
2/3/2019 7:00 AM 0.00 0.0 M M M
2/4/2019 7:00 AM 0.00 0.0 M M M
2/5/2019 7:00 AM 0.00 0.0 M M M
2/6/2019 7:00 AM 0.00 0.0 M M M
2/7/2019 7:00 AM 0.08 M M M M
2/8/2019 7:00 AM 0.02 M M M M
2/9/2019 7:00 AM 0.00 0.0 M M M
2/10/2019 7:00 AM 0.00 0.0 M M M
2/11/2019 7:00 AM 0.36 T M T M
2/12/2019 7:00 AM 0.55 0.0 0.00 0.0 0.00
2/13/2019 7:00 AM 0.50 M M M M
2/14/2019 7:00 AM 0.00 0.0 M M M
2/15/2019 7:00 AM 0.00 0.0 M M M
2/16/2019 7:00 AM 0.00 0.0 M M M
2/17/2019 7:00 AM 0.00 0.0 M M M
2/18/2019 7:00 AM 0.48 M M M M
2/19/2019 7:00 AM 0.00 0.0 M M M
2/22/2019 7:00 AM 0.05 M M T M
2/23/2019 7:00 AM 0.00 0.0 M M M
2/24/2019 7:00 AM 0.73 M M M M
2/25/2019 7:00 AM T M M M M
2/26/2019 7:00 AM 0.00 0.0 M M M
2/27/2019 7:00 AM 0.00 0.0 M M M
2/28/2019 7:00 AM 0.00 0.0 M M M
3/3/2019 7:00 AM 0.00 0.0 M M M
3/4/2019 7:00 AM 0.56 T M M M
3/5/2019 7:00 AM 0.00 0.0 M M M
3/6/2019 7:00 AM 0.00 0.0 M M M
3/7/2019 7:00 AM 0.00 0.0 M M M
3/8/2019 7:00 AM 0.00 0.0 M M M
3/9/2019 7:00 AM 0.21 0.6 M 0.5 M
3/10/2019 7:00 AM 0.35 M M M M
3/11/2019 7:00 AM 0.00 0.0 M M M
3/12/2019 7:00 AM 0.00 0.0 M M M
3/13/2019 7:00 AM 0.00 0.0 M M M
3/14/2019 7:00 AM 0.00 0.0 M M M
3/15/2019 7:00 AM 0.00 0.0 M M M
3/16/2019 7:00 AM 0.00 0.0 M M M
3/17/2019 7:00 AM 0.00 0.0 M M M
3/18/2019 7:00 AM T M M M M
3/19/2019 7:00 AM T M M M M
3/20/2019 7:00 AM 0.00 0.0 M M M
3/21/2019 7:00 AM 0.34 M M M M
3/22/2019 7:00 AM 2.41 M M M M
3/23/2019 7:00 AM 0.01 M M M M Quick shower with wind and graupel observed at 1545 hours on 22 MAR 2019 resulting in 0.01 of an inch of precipitation.
3/24/2019 7:00 AM 0.00 0.0 M M M
3/25/2019 7:00 AM 0.00 0.0 M M M
3/26/2019 7:00 AM T M M M M
3/27/2019 7:00 AM 0.00 0.0 M M M
3/28/2019 7:00 AM 0.00 0.0 M M M
3/29/2019 7:00 AM 0.00 0.0 M M M
3/30/2019 7:00 AM 0.00 0.0 M M M
3/31/2019 7:00 AM 0.00 0.0 M M M
4/1/2019 7:00 AM T M M M M
4/2/2019 7:00 AM 0.00 0.0 M M M
4/3/2019 7:00 AM 0.02 M M M M
4/4/2019 7:00 AM 0.00 0.0 M M M
4/5/2019 8:00 AM 0.18 M M M M
4/9/2019 7:00 AM 0.05 M M M M
4/10/2019 7:00 AM 0.00 0.0 M M M
4/11/2019 7:00 AM 0.00 0.0 M M M
4/12/2019 7:00 AM 0.00 0.0 M M M
4/13/2019 7:00 AM 0.40 M M M M
4/14/2019 7:00 AM 0.01 M M M M
4/15/2019 7:00 AM 0.12 M M M M
4/16/2019 7:00 AM 0.00 0.0 M M M
4/17/2019 7:00 AM 0.00 0.0 M M M
4/18/2019 7:00 AM 0.00 0.0 M M M
4/19/2019 7:00 AM T M M M M A few drops of rain occurred with warm frontal passage at approximately 1400 hours.
4/20/2019 7:00 AM 1.30 M M M M
4/21/2019 7:00 AM 0.00 0.0 M M M
4/22/2019 7:00 AM 0.00 0.0 M M M
4/23/2019 7:00 AM 0.00 0.0 M M M
4/24/2019 7:00 AM 0.00 0.0 M M M
4/25/2019 7:00 AM 0.00 0.0 M M M
4/26/2019 7:00 AM 0.06 M M M M
4/27/2019 7:00 AM 0.09 M M M M
4/28/2019 7:00 AM 0.10 M M M M
4/29/2019 7:00 AM 0.01 M M M M
4/30/2019 7:00 AM 0.00 0.0 M M M
5/1/2019 7:00 AM 0.00 0.0 M M M
5/2/2019 7:00 AM 0.00 0.0 M M M
5/3/2019 7:00 AM 1.05 M M M M
5/4/2019 7:00 AM 0.05 M M M M
5/5/2019 7:00 AM 1.96 M M M M
5/6/2019 7:00 AM 0.61 M M M M
5/7/2019 7:00 AM 0.00 0.0 M M M
5/8/2019 7:00 AM 0.00 0.0 M M M
5/9/2019 7:00 AM 0.00 0.0 M M M
5/10/2019 7:00 AM 0.00 0.0 M M M
5/11/2019 7:00 AM 0.31 M M M M
5/12/2019 8:15 AM 0.73 M M M M
5/13/2019 8:00 AM 0.69 M M M M
5/14/2019 7:00 AM 0.19 M M M M
5/15/2019 7:00 AM 0.00 0.0 M M M
5/16/2019 7:00 AM T M M M M
5/17/2019 7:00 AM 0.00 0.0 M M M
5/18/2019 7:00 AM T M M M M Sprinkles occurred during the overnight hours.
5/19/2019 7:00 AM 0.01 M M M M
5/20/2019 7:00 AM 0.00 0.0 M M M
5/21/2019 7:00 AM 0.00 0.0 M M M
5/22/2019 7:00 AM 0.00 0.0 M M M
5/23/2019 7:00 AM 0.00 0.0 M M M
5/24/2019 7:00 AM 0.36 M M M M
5/25/2019 7:00 AM 0.00 0.0 M M M
5/26/2019 7:00 AM 1.04 M M M M 0.97 of an inch occurred between 2340 hours 0n 25 MAY and 0015 hours on 26 MAY.
5/27/2019 7:00 AM T M M M M
5/28/2019 7:00 AM 0.24 M M M M
5/29/2019 7:00 AM 0.01 M M M M
5/30/2019 7:00 AM 0.00 0.0 M M M
5/31/2019 7:00 AM 1.11 M M M M Discrete thunderstorm back built into three main cores and progressed over this point between 3:20 and 4:30 PM. Dime and nickel sized hail observed as well as 50 MPH winds.
6/1/2019 7:00 AM 0.00 0.0 M M M
6/2/2019 7:00 AM 0.00 0.0 M M M
6/3/2019 7:00 AM 0.22 M M M M
6/4/2019 7:00 AM 0.00 0.0 M M M
6/5/2019 7:00 AM 0.00 0.0 M M M
6/6/2019 7:15 AM 0.14 M M M M I let the passing rain shower pull through before making the observation this morning.
6/7/2019 7:00 AM 0.00 0.0 M M M
6/8/2019 7:00 AM 0.00 0.0 M M M
6/9/2019 7:00 AM 0.00 0.0 M M M
6/10/2019 7:00 AM 0.24 M M M M
6/11/2019 7:00 AM 0.11 M M M M
6/12/2019 7:00 AM 0.00 0.0 M M M
6/13/2019 7:00 AM 0.71 M M M M
6/14/2019 7:00 AM 0.06 M M M M
6/15/2019 7:00 AM 0.00 0.0 M M M
6/16/2019 7:00 AM 0.00 0.0 M M M
6/17/2019 7:00 AM T M M M M
6/18/2019 7:00 AM 0.40 M M M M
6/19/2019 7:00 AM 1.06 M M M M
6/20/2019 7:00 AM T M M M M
6/21/2019 7:00 AM T M M M M
6/22/2019 7:00 AM 0.00 0.0 M M M
6/23/2019 7:00 AM 0.00 0.0 M M M
6/24/2019 7:00 AM 0.00 0.0 M M M
6/25/2019 7:00 AM 0.24 M M M M
6/26/2019 7:00 AM 0.00 0.0 M M M
6/27/2019 7:00 AM 0.00 0.0 M M M
6/28/2019 7:00 AM 0.00 0.0 M M M
6/29/2019 7:00 AM 0.22 M M M M
6/30/2019 7:00 AM 0.11 M M M M
7/1/2019 7:00 AM 0.00 0.0 M M M
7/2/2019 7:00 AM 0.00 0.0 M M M
7/3/2019 7:00 AM 0.46 M M M M
7/4/2019 7:00 AM T M M M M
7/5/2019 7:00 AM 0.07 M M M M
7/6/2019 7:00 AM 0.00 0.0 M M M
7/7/2019 7:00 AM T M M M M
7/8/2019 7:00 AM 0.04 M M M M
7/9/2019 7:00 AM 0.49 M M M M
7/10/2019 7:00 AM 0.00 0.0 M M M
7/11/2019 7:00 AM T 0.0 M M M
7/12/2019 7:00 AM 2.43 M M M M Thunderstorms developed shortly after 2PM resulting in a heavy rain producer of 1.63 inches of rain between 2:36PM and 3:19PM. After round one, the clouds broke and sunshine ensued until around 5:00PM when round two produced 0.80 of an inch of rain in a strong onset that morphed into stratiform rain through around 7PM or so.
7/13/2019 7:00 AM 0.00 0.0 M M M
7/14/2019 7:00 AM 0.00 0.0 M M M
7/15/2019 7:00 AM 0.00 0.0 M M M
7/16/2019 7:00 AM 0.00 0.0 M M M
7/17/2019 7:00 AM 0.00 0.0 M M M
7/18/2019 7:00 AM 0.41 M M M M
7/19/2019 7:00 AM 0.00 0.0 M M M
7/20/2019 7:00 AM 0.00 0.0 M M M
7/21/2019 7:00 AM T 0.0 M M M Thunderstorm moved southeast from haymarket/waterfall area with intense lightning at approximately 8:30 PM. Upon reaching Bull Run/Sudley area, the thunderstorm collapsed yielding a few sprinkles of precipitation.
7/22/2019 7:00 AM 0.01 M M M M
7/23/2019 7:30 AM 0.14 M M M M
7/24/2019 7:00 AM 0.09 M M M M
7/25/2019 7:00 AM T M M M M
7/26/2019 7:00 AM 0.00 0.0 M M M
7/27/2019 7:00 AM 0.00 0.0 M M M
7/28/2019 7:00 AM 0.00 0.0 M M M
7/29/2019 7:00 AM 0.00 0.0 M M M
7/30/2019 7:00 AM 0.00 0.0 M M M
7/31/2019 7:00 AM T M M M M
8/1/2019 7:00 AM 0.04 M M M M
8/2/2019 7:00 AM 0.00 0.0 M M M
8/3/2019 7:00 AM 0.00 0.0 M M M
8/4/2019 7:00 AM 0.76 M M M M
8/5/2019 7:00 AM 0.00 0.0 M M M
8/6/2019 7:00 AM 0.00 0.0 M M M
8/7/2019 7:00 AM 0.00 0.0 M M M
8/8/2019 7:00 AM 0.81 M M M M
8/9/2019 7:00 AM 0.00 0.0 M M M
8/10/2019 7:00 AM 0.00 0.0 M M M
8/11/2019 7:00 AM 0.00 0.0 M M M
8/12/2019 7:00 AM 0.00 0.0 M M M
8/13/2019 7:00 AM 0.00 0.0 M M M
8/14/2019 7:00 AM 1.17 M M M M
8/15/2019 7:00 AM 0.00 0.0 M M M
8/16/2019 7:00 AM 0.01 M M M M
8/20/2019 7:00 AM 0.44 M M M M
8/23/2019 7:00 AM 0.00 0.0 M M M
8/24/2019 7:00 AM 0.31 M M M M
8/27/2019 7:00 AM T M M M M
8/28/2019 7:00 AM T M M M M
8/29/2019 7:00 AM 0.10 M M M M
9/1/2019 7:00 AM 0.00 0.0 M M M
9/2/2019 7:00 AM 0.00 0.0 M M M
9/3/2019 7:00 AM 1.68 M M M M
9/4/2019 7:00 AM 0.00 0.0 M M M
9/5/2019 7:00 AM 0.00 0.0 M M M
9/6/2019 7:00 AM 0.00 0.0 M M M
9/7/2019 7:00 AM 0.00 0.0 M M M
9/8/2019 7:00 AM 0.00 0.0 M M M
9/9/2019 7:00 AM 0.00 0.0 M M M
9/10/2019 7:00 AM 0.00 0.0 M M M
9/11/2019 7:00 AM 0.00 0.0 M M M
9/12/2019 7:00 AM 0.02 M M M M
9/13/2019 7:00 AM 0.00 0.0 M M M
9/14/2019 7:00 AM 0.00 0.0 M M M
9/15/2019 7:00 AM 0.00 0.0 M M M
9/16/2019 7:00 AM 0.00 0.0 M M M
9/17/2019 7:00 AM 0.00 0.0 M M M
9/22/2019 7:00 AM T M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
12/25/2018 1/01/2019 7:00 AM 8 1.44 0.0 0.00
2/20/2019 2/21/2019 7:00 AM 2 0.96 1.7 M Snowed 3.7 inches overnight on 20th. Changed to rain at 10 am. Did not empty gage at ob because event was in progress.
3/1/2019 3/02/2019 7:00 AM 2 0.80 M M
4/6/2019 4/08/2019 7:00 AM 3 0.23 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
5/31/2019 3:09 PM 7/8" Nickel Size 1/2" Grape 1/4" Pea Size Mixed|Clear Ice|White Ice 4 1min no damage Continuous True Same time as rain After smaller hail 10-20