Station Overview Station Location
Station Number MD-MG-134 Latitude 39.21999
Station Name Clarksburg 1.4 SSE Longitude -77.26834
County Montgomery Elevation (ft) 505



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 0.65 11 0.65 11 0.00 0 0 5 1 0.0 0 0
June 20 7.96 30 6.68 28 1.28 2 1 10 0 0.0 0 0
July 20 3.15 31 3.15 31 0.00 0 0 10 1 0.0 0 0
Aug 20 5.58 30 5.25 27 0.33 3 1 14 1 0.0 0 0
Sept 20 2.33 30 1.89 25 0.44 5 2 6 1 0.0 0 0
Water Year Totals: 19.67" 132 days 17.62" 122 2.05" 10 days 4 45 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 0.00
5/22/2020 0.00
5/23/2020 0.31
5/24/2020 0.19
5/25/2020 T
5/26/2020 0.00
5/27/2020 0.00
5/28/2020 0.00
5/29/2020 0.07
5/30/2020 0.07
5/31/2020 0.01
6/1/2020 0.00
6/2/2020 0.00
6/3/2020 0.00
6/4/2020 0.00
6/5/2020 0.68
6/6/2020 2.14
6/7/2020 0.00
6/8/2020 0.01
6/9/2020 0.00
6/10/2020 0.00
6/11/2020 M **
6/12/2020 M 1.28
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 0.41
6/19/2020 0.06
6/20/2020 0.60
6/21/2020 0.43
6/22/2020 0.00
6/23/2020 1.03
6/24/2020 0.31
6/25/2020 0.00
6/26/2020 1.01
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 T
7/2/2020 0.45
7/3/2020 0.00
7/4/2020 0.00
7/5/2020 0.03
7/6/2020 0.00
7/7/2020 0.00
7/8/2020 0.63
7/9/2020 0.00
7/10/2020 0.00
7/11/2020 0.44
7/12/2020 0.05
7/13/2020 0.66
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 0.00
7/21/2020 0.00
7/22/2020 0.03
7/23/2020 0.32
7/24/2020 0.13
7/25/2020 0.00
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 0.41
8/1/2020 0.28
8/2/2020 0.01
8/3/2020 0.00
8/4/2020 0.39
8/5/2020 1.65
8/6/2020 0.00
8/7/2020 M **
8/8/2020 M **
8/9/2020 M 0.33
8/10/2020 0.00
8/11/2020 0.00
8/12/2020 0.00
8/13/2020 0.46
8/14/2020 T
8/15/2020 0.20
8/16/2020 0.71
8/17/2020 0.20
8/18/2020 0.00
8/19/2020 0.00
8/20/2020 0.30
8/21/2020 0.00
8/22/2020 0.00
8/23/2020 0.04
8/24/2020
8/25/2020 0.02
8/26/2020 0.01
8/27/2020 0.00
8/28/2020 0.00
8/29/2020 0.76
8/30/2020 0.22
8/31/2020 0.00
9/1/2020 0.44
9/2/2020 0.12
9/3/2020 0.25
9/4/2020 1.02
9/5/2020 0.00
9/6/2020 0.00
9/7/2020 0.00
9/8/2020 0.00
9/9/2020 0.00
9/10/2020 M **
9/11/2020 M 0.19
9/12/2020 0.00
9/13/2020 0.00
9/14/2020 T
9/15/2020 0.00
9/16/2020 0.00
9/17/2020 0.00
9/18/2020 0.04
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 M **
9/27/2020 M 0.25
9/28/2020 0.02
9/29/2020 0.00
9/30/2020 M **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
5/21/2020 12:00 AM 0.00 0.0 M 0.0 M
5/22/2020 12:00 AM 0.00 0.0 M 0.0 M
5/23/2020 12:00 AM 0.31 0.0 M 0.0 M
5/24/2020 12:00 AM 0.19 0.0 M 0.0 M
5/25/2020 12:00 AM T 0.0 M 0.0 M
5/26/2020 12:00 AM 0.00 0.0 M 0.0 M
5/27/2020 12:00 AM 0.00 0.0 M 0.0 M
5/28/2020 12:00 AM 0.00 0.0 M 0.0 M
5/29/2020 12:00 AM 0.07 0.0 M 0.0 M
5/30/2020 12:00 AM 0.07 0.0 M 0.0 M
5/31/2020 12:00 AM 0.01 0.0 M 0.0 M
6/1/2020 12:00 AM 0.00 0.0 M 0.0 M
6/2/2020 12:00 AM 0.00 0.0 M 0.0 M
6/3/2020 12:00 AM 0.00 0.0 M 0.0 M
6/4/2020 12:00 AM 0.00 0.0 M 0.0 M
6/5/2020 12:00 AM 0.68 0.0 M 0.0 M
6/6/2020 12:00 AM 2.14 0.0 M 0.0 M Heaviest rainfall occurred between 4:15 and 4:45 pm EDT. Rainfall rates of 2-2.5 inches per hour were observed during that interval. Minor street flooding was observed in the area, including New Cut Road near Little Seneca Creek and West Old Baltimore Road near Cabin Branch.
6/7/2020 12:00 AM 0.00 0.0 M 0.0 M
6/8/2020 12:00 AM 0.01 0.0 M 0.0 M
6/9/2020 12:00 AM 0.00 0.0 M 0.0 M
6/10/2020 12:00 AM 0.00 0.0 M 0.0 M
6/11/2020 12:00 AM M 0.0 M 0.0 M
6/12/2020 12:00 AM M 0.0 M 0.0 M
6/13/2020 12:00 AM 0.00 0.0 M 0.0 M
6/14/2020 12:00 AM 0.00 0.0 M 0.0 M
6/15/2020 12:00 AM 0.00 0.0 M 0.0 M
6/16/2020 12:00 AM 0.00 0.0 M 0.0 M
6/17/2020 12:00 AM 0.00 0.0 M 0.0 M
6/18/2020 12:00 AM 0.41 0.0 M 0.0 M
6/19/2020 12:00 AM 0.06 0.0 M 0.0 M
6/20/2020 12:00 AM 0.60 0.0 M 0.0 M
6/21/2020 12:00 AM 0.43 0.0 M 0.0 M
6/22/2020 12:00 AM 0.00 0.0 M 0.0 M
6/23/2020 12:00 AM 1.03 0.0 M 0.0 M
6/24/2020 12:00 AM 0.31 0.0 M 0.0 M
6/25/2020 12:00 AM 0.00 0.0 M 0.0 M
6/26/2020 12:00 AM 1.01 0.0 M 0.0 M
6/27/2020 12:00 AM 0.00 0.0 M 0.0 M
6/28/2020 12:00 AM 0.00 0.0 M 0.0 M
6/29/2020 12:00 AM 0.00 0.0 M 0.0 M
6/30/2020 12:00 AM 0.00 0.0 M 0.0 M
7/1/2020 12:00 AM T 0.0 M 0.0 M
7/2/2020 12:00 AM 0.45 0.0 M 0.0 M
7/3/2020 12:00 AM 0.00 0.0 M 0.0 M
7/4/2020 12:00 AM 0.00 0.0 M 0.0 M
7/5/2020 12:00 AM 0.03 0.0 M 0.0 M
7/6/2020 12:00 AM 0.00 0.0 M 0.0 M
7/7/2020 12:00 AM 0.00 0.0 M 0.0 M
7/8/2020 12:00 AM 0.63 0.0 M 0.0 M
7/9/2020 12:00 AM 0.00 0.0 M 0.0 M
7/10/2020 12:00 AM 0.00 0.0 M 0.0 M
7/11/2020 12:00 AM 0.44 0.0 M 0.0 M
7/12/2020 12:00 AM 0.05 0.0 M 0.0 M
7/13/2020 12:00 AM 0.66 0.0 M 0.0 M
7/14/2020 12:00 AM 0.00 0.0 M 0.0 M
7/15/2020 12:00 AM 0.00 0.0 M 0.0 M
7/16/2020 12:00 AM 0.00 0.0 M 0.0 M
7/17/2020 12:00 AM 0.00 0.0 M 0.0 M
7/18/2020 12:00 AM 0.00 0.0 M 0.0 M
7/19/2020 12:00 AM 0.00 0.0 M 0.0 M
7/20/2020 12:00 AM 0.00 0.0 M 0.0 M
7/21/2020 12:00 AM 0.00 0.0 M 0.0 M
7/22/2020 12:00 AM 0.03 0.0 M 0.0 M
7/23/2020 12:00 AM 0.32 0.0 M 0.0 M
7/24/2020 12:00 AM 0.13 0.0 M 0.0 M
7/25/2020 12:00 AM 0.00 0.0 M 0.0 M
7/26/2020 12:00 AM 0.00 0.0 M 0.0 M
7/27/2020 12:00 AM 0.00 0.0 M 0.0 M
7/28/2020 12:00 AM 0.00 0.0 M 0.0 M
7/29/2020 12:00 AM 0.00 0.0 M 0.0 M
7/30/2020 12:00 AM 0.00 0.0 M 0.0 M
7/31/2020 12:00 AM 0.41 0.0 M 0.0 M
8/1/2020 12:00 AM 0.28 0.0 M 0.0 M
8/2/2020 12:00 AM 0.01 0.0 M 0.0 M
8/3/2020 12:00 AM 0.00 0.0 M 0.0 M
8/4/2020 12:00 AM 0.39 0.0 M 0.0 M
8/5/2020 12:00 AM 1.65 0.0 M 0.0 M
8/6/2020 12:00 AM 0.00 0.0 M 0.0 M
8/7/2020 12:00 AM M 0.0 M 0.0 M
8/8/2020 12:00 AM M 0.0 M 0.0 M
8/9/2020 12:00 AM M 0.0 M 0.0 M
8/10/2020 12:00 AM 0.00 0.0 M 0.0 M
8/11/2020 12:00 AM 0.00 0.0 M 0.0 M
8/12/2020 12:00 AM 0.00 0.0 M 0.0 M
8/13/2020 12:00 AM 0.46 0.0 M 0.0 M
8/14/2020 12:00 AM T 0.0 M 0.0 M
8/15/2020 12:00 AM 0.20 0.0 M 0.0 M
8/16/2020 12:00 AM 0.71 0.0 M 0.0 M
8/17/2020 12:00 AM 0.20 0.0 M 0.0 M
8/18/2020 12:00 AM 0.00 0.0 M 0.0 M
8/19/2020 12:00 AM 0.00 0.0 M 0.0 M
8/20/2020 12:00 AM 0.30 0.0 M 0.0 M
8/21/2020 12:00 AM 0.00 0.0 M 0.0 M
8/22/2020 12:00 AM 0.00 0.0 M 0.0 M
8/23/2020 12:00 AM 0.04 0.0 M 0.0 M
8/25/2020 12:00 AM 0.02 0.0 M 0.0 M
8/26/2020 12:00 AM 0.01 0.0 M 0.0 M
8/27/2020 12:00 AM 0.00 0.0 M 0.0 M
8/28/2020 12:00 AM 0.00 0.0 M 0.0 M
8/29/2020 12:00 AM 0.76 0.0 M 0.0 M
8/30/2020 12:00 AM 0.22 0.0 M 0.0 M
8/31/2020 12:00 AM 0.00 0.0 M 0.0 M
9/1/2020 12:00 AM 0.44 0.0 M 0.0 M
9/2/2020 12:00 AM 0.12 0.0 M 0.0 M
9/3/2020 12:00 AM 0.25 0.0 M 0.0 M
9/4/2020 12:00 AM 1.02 0.0 M 0.0 M
9/5/2020 12:00 AM 0.00 0.0 M 0.0 M
9/6/2020 12:00 AM 0.00 0.0 M 0.0 M
9/7/2020 12:00 AM 0.00 0.0 M 0.0 M
9/8/2020 12:00 AM 0.00 0.0 M 0.0 M
9/9/2020 12:00 AM 0.00 0.0 M 0.0 M
9/10/2020 12:00 AM M 0.0 M 0.0 M
9/11/2020 12:00 AM M 0.0 M 0.0 M
9/12/2020 12:00 AM 0.00 0.0 M 0.0 M
9/13/2020 12:00 AM 0.00 0.0 M 0.0 M
9/14/2020 12:00 AM T 0.0 M 0.0 M
9/15/2020 12:00 AM 0.00 0.0 M 0.0 M
9/16/2020 12:00 AM 0.00 0.0 M 0.0 M
9/17/2020 12:00 AM 0.00 0.0 M 0.0 M
9/18/2020 12:00 AM 0.04 0.0 M 0.0 M
9/19/2020 12:00 AM 0.00 0.0 M 0.0 M
9/20/2020 12:00 AM 0.00 0.0 M 0.0 M
9/21/2020 12:00 AM 0.00 0.0 M 0.0 M
9/22/2020 12:00 AM 0.00 0.0 M 0.0 M
9/23/2020 12:00 AM 0.00 0.0 M 0.0 M
9/24/2020 12:00 AM 0.00 0.0 M 0.0 M
9/25/2020 12:00 AM 0.00 0.0 M 0.0 M
9/26/2020 12:00 AM M 0.0 M 0.0 M
9/27/2020 12:00 AM M 0.0 M 0.0 M
9/28/2020 12:00 AM 0.02 0.0 M 0.0 M
9/29/2020 12:00 AM 0.00 0.0 M 0.0 M
9/30/2020 12:00 AM M 0.0 M 0.0 M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
6/11/2020 6/12/2020 12:00 AM 2 1.28 0.0 M
8/7/2020 8/09/2020 12:00 AM 3 0.33 0.0 M
9/10/2020 9/11/2020 12:00 AM 2 0.19 0.0 M
9/26/2020 9/27/2020 12:00 AM 2 0.25 0.0 M
9/30/2020 10/01/2020 12:00 AM 2 0.35 0.0 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