Station Overview Station Location
Station Number PA-DL-15 Latitude 40.02326
Station Name Bryn Mawr 0.7 W Longitude -75.329887
County Delaware Elevation (ft) 339



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 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 20 14.00 31 14.00 31 0.00 0 0 11 4 0.0 0 0
Sept 20 2.09 30 2.09 30 0.00 0 0 10 0 0.0 0 0
Water Year Totals: 16.09" 61 days 16.09" 61 0.00" 0 days 0 21 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
6/2/2020
6/3/2020
6/4/2020
6/5/2020
6/6/2020
6/7/2020
6/8/2020
6/9/2020
6/10/2020
6/11/2020
6/12/2020
6/13/2020
6/14/2020
6/15/2020
6/16/2020
6/17/2020
6/18/2020
6/19/2020
6/20/2020
6/21/2020
6/22/2020
6/23/2020
6/24/2020
6/25/2020
6/26/2020
6/27/2020
6/28/2020
6/29/2020
6/30/2020
Day of YearDaily PrcpMultiday Prcp
7/1/2020
7/2/2020
7/3/2020
7/4/2020
7/5/2020
7/6/2020
7/7/2020
7/8/2020
7/9/2020
7/10/2020
7/11/2020
7/12/2020
7/13/2020
7/14/2020
7/15/2020
7/16/2020
7/17/2020
7/18/2020
7/19/2020
7/20/2020
7/21/2020
7/22/2020
7/23/2020
7/24/2020
7/25/2020
7/26/2020
7/27/2020
7/28/2020
7/29/2020
7/30/2020
7/31/2020
8/1/2020 0.10
8/2/2020 0.00
8/3/2020 0.00
8/4/2020 0.03
8/5/2020 8.70
8/6/2020 0.00
8/7/2020 0.20
8/8/2020 1.28
8/9/2020 T
8/10/2020 0.00
8/11/2020 0.00
8/12/2020 0.00
8/13/2020 1.93
8/14/2020 0.08
8/15/2020 0.00
8/16/2020 0.00
8/17/2020 0.41
8/18/2020 T
8/19/2020 0.00
8/20/2020 0.01
8/21/2020 0.00
8/22/2020 0.00
8/23/2020 0.00
8/24/2020 0.42
8/25/2020 T
8/26/2020 0.00
8/27/2020 0.00
8/28/2020 0.00
8/29/2020 0.84
8/30/2020 T
8/31/2020 0.00
9/1/2020 0.02
9/2/2020 0.00
9/3/2020 0.01
9/4/2020 0.12
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 0.31
9/11/2020 0.41
9/12/2020 0.01
9/13/2020 0.00
9/14/2020 0.00
9/15/2020 0.00
9/16/2020 0.00
9/17/2020 0.00
9/18/2020 0.00
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 0.00
9/27/2020 0.22
9/28/2020 0.44
9/29/2020 0.05
9/30/2020 0.50



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
8/1/2020 1:00 AM 0.10 0.0 M M M
8/2/2020 1:00 AM 0.00 0.0 M M M
8/3/2020 1:00 AM 0.00 0.0 M M M
8/4/2020 1:00 AM 0.03 M M M M Heavy shower at 7:15 PM followed by intervals of very light rain.
8/5/2020 1:00 AM 8.70 M M M M Intervals of torrential rain from 4 AM until noon.
8/6/2020 1:00 AM 0.00 0.0 M M M
8/7/2020 1:00 AM 0.20 M M M M
8/8/2020 1:00 AM 1.28 M M M M Thunder began at 5:45 PM followed by rain at 6:10 PM. Heavy Rain and thunder: 6:10 PM-7 PM. Storm gradually diminished after 7 PM, but rain continued until about 8:30 PM.
8/9/2020 1:00 AM T M M M M
8/10/2020 1:00 AM 0.00 0.0 M M M
8/11/2020 1:00 AM 0.00 0.0 M M M
8/12/2020 1:00 AM 0.00 0.0 M M M
8/13/2020 1:00 AM 1.93 M M M M Most of the rain fell during a heavy thunderstorm between 12:40 PM and 1:45 PM. Rumbles of thunder continued for much of the rest of the afternoon.
8/14/2020 1:00 AM 0.08 M M M M Light rain in mid-afternoon.
8/15/2020 1:00 AM 0.00 0.0 M M M
8/16/2020 1:00 AM 0.00 0.0 M M M
8/17/2020 1:00 AM 0.41 M M M M
8/18/2020 1:00 AM T M M M M
8/19/2020 1:00 AM 0.00 0.0 M M M
8/20/2020 1:00 AM 0.01 M M M M Very light rain in the mid to late morning.
8/21/2020 1:00 AM 0.00 0.0 M M M
8/22/2020 1:00 AM 0.00 0.0 M M M
8/23/2020 1:00 AM 0.00 0.0 M M M
8/24/2020 1:00 AM 0.42 M M M M Thundershower: 12:35 PM until 1:10 PM Rain: 9:30 PM until 10:30 PM
8/25/2020 1:00 AM T 0.0 M M M
8/26/2020 1:00 AM 0.00 0.0 M M M
8/27/2020 1:00 AM 0.00 0.0 M M M
8/28/2020 1:00 AM 0.00 0.0 M M M
8/29/2020 1:00 AM 0.84 M M M M Thunderstorm: 4:30-5:20 PM.
8/30/2020 1:00 AM T M M M M Very light rain in the late morning.
8/31/2020 1:00 AM 0.00 0.0 M M M
9/1/2020 1:00 AM 0.02 M M M M Intervals of light rain from 5 PM onward.
9/2/2020 1:00 AM 0.00 0.0 M M M
9/3/2020 1:00 AM 0.01 M M M M
9/4/2020 1:00 AM 0.12 M M M M Three rumbles of thunder between 6:50 PM and 7:20 PM.
9/5/2020 1:00 AM 0.00 0.0 M M M
9/6/2020 1:00 AM 0.00 0.0 M M M
9/7/2020 1:00 AM 0.00 0.0 M M M
9/8/2020 1:00 AM 0.00 0.0 M M M
9/9/2020 1:00 AM 0.00 0.0 M M M
9/10/2020 1:00 AM 0.31 M M M M Heavy rain between 12:20AM through 1AM.
9/11/2020 1:00 AM 0.41 M M M M
9/12/2020 1:00 AM 0.01 M M M M
9/13/2020 1:00 AM 0.00 0.0 M M M
9/14/2020 1:00 AM 0.00 0.0 M M M
9/15/2020 1:00 AM 0.00 0.0 M M M
9/16/2020 1:00 AM 0.00 0.0 M M M
9/17/2020 1:00 AM 0.00 0.0 M M M
9/18/2020 1:00 AM 0.00 0.0 M M M
9/19/2020 1:00 AM 0.00 0.0 M M M
9/20/2020 1:00 AM 0.00 0.0 M M M
9/21/2020 1:00 AM 0.00 0.0 M M M
9/22/2020 1:00 AM 0.00 0.0 M M M
9/23/2020 1:00 AM 0.00 0.0 M M M
9/24/2020 1:00 AM 0.00 0.0 M M M
9/25/2020 1:00 AM 0.00 0.0 M M M
9/26/2020 1:00 AM 0.00 0.0 M M M
9/27/2020 1:00 AM 0.22 M M M M Periods of light rain from mid-morning through mid-afternoon.
9/28/2020 1:00 AM 0.44 M M M M
9/29/2020 1:00 AM 0.05 M M M M
9/30/2020 1:00 AM 0.50 M M M M Periods of rain from mid-afternoon onward. Steadier and heavier at night.



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