Observation Date |
Observation Time |
Precipitation |
Snowfall |
Snowfall SWE |
Snow Depth |
Snow SWE |
Notes |
4/22/2020 |
9:00 AM |
0.17 |
M |
M |
M |
M |
Results of two thunderstorms on 21 April 2020. Closely corroborates amount observed at Phila Int'l Airport (about 12 miles distant in straight line) |
4/23/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
4/24/2020 |
9:00 AM |
1.32 |
M |
M |
M |
M |
Precipitation began on Thursday, 23 April 2020 at approximately 5:00 PM EDT. |
4/25/2020 |
9:00 AM |
0.05 |
M |
M |
M |
M |
|
4/26/2020 |
9:00 AM |
0.05 |
M |
M |
M |
M |
Intermittent light showers overnight |
4/27/2020 |
9:40 AM |
0.10 |
M |
M |
M |
M |
Result of intermittent light drizzle during the last 24 hours |
4/28/2020 |
9:00 AM |
0.02 |
M |
M |
M |
M |
Overnight showers; start/end times unknown |
4/29/2020 |
9:00 AM |
0.02 |
M |
M |
M |
M |
Brief shower |
4/30/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/1/2020 |
9:00 AM |
0.42 |
M |
M |
M |
M |
|
5/2/2020 |
9:00 AM |
0.05 |
M |
M |
M |
M |
|
5/3/2020 |
9:00 AM |
0.15 |
M |
M |
M |
M |
|
5/4/2020 |
9:00 AM |
0.06 |
M |
M |
M |
M |
|
5/5/2020 |
9:40 AM |
0.01 |
M |
M |
M |
M |
|
5/6/2020 |
10:15 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/8/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/10/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
No precipitation. Local average temperature for 9 May 2020 was 19°F below normal. |
5/11/2020 |
9:00 AM |
0.05 |
M |
M |
M |
M |
|
5/12/2020 |
9:00 AM |
0.02 |
M |
M |
M |
M |
|
5/13/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/14/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/15/2020 |
8:55 AM |
0.12 |
M |
M |
M |
M |
From one or more overnight showers: start/end time(s) unknown. |
5/16/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/17/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/18/2020 |
8:55 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/19/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/20/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/21/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/22/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/23/2020 |
9:00 AM |
0.76 |
M |
M |
M |
M |
Showers on 22 May, 12:30 PM - 6:30 PM (approximate times). Overnight showers with time / duration unknown. Thunderstorm at approximately sunrise. |
5/24/2020 |
9:00 AM |
0.02 |
M |
M |
M |
M |
|
5/26/2020 |
8:50 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/27/2020 |
8:40 AM |
0.00 |
0.0 |
M |
M |
M |
|
5/28/2020 |
8:55 AM |
0.04 |
M |
M |
M |
M |
Overnight shower(s) between midnight and 6:00 AM; exact times unknown |
5/29/2020 |
9:00 AM |
0.04 |
M |
M |
M |
M |
Intermittent showers / drizzle during the observation period |
5/30/2020 |
8:25 AM |
0.01 |
M |
M |
M |
M |
Passing shower overnight |
5/31/2020 |
9:40 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/1/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/2/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/3/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/4/2020 |
9:05 AM |
1.10 |
M |
M |
M |
M |
Bulk of rainfall as the result of two thunderstorms: one beginning 1240 / ending 1345; other beginning 1930 / ending 2020 on 3 June. No start / end times available for intermittent light showers otherwise. |
6/5/2020 |
8:45 AM |
0.86 |
M |
M |
M |
M |
Heavy thunderstorm beginning about 2215; ending about 2345. Additional intermittent showers overnight. |
6/6/2020 |
8:30 AM |
0.24 |
M |
M |
M |
M |
|
6/7/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/8/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/9/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/10/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/11/2020 |
8:50 AM |
0.06 |
M |
M |
M |
M |
Showers between 2330, 10 June, and 0600, 11 June of unknown duration |
6/12/2020 |
8:20 AM |
0.76 |
M |
M |
M |
M |
|
6/13/2020 |
8:35 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/14/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/15/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/16/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/17/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/18/2020 |
11:05 AM |
0.11 |
M |
M |
M |
M |
Multiple short, intermittent showers |
6/19/2020 |
8:50 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/20/2020 |
9:00 AM |
0.02 |
M |
M |
M |
M |
Intermittent passing showers of short duration |
6/21/2020 |
10:00 AM |
1.38 |
M |
M |
M |
M |
Most as a result of a thunderstorm, approximately 1445-1700, 20 June 2020. |
6/22/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/23/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/24/2020 |
9:00 AM |
0.01 |
M |
M |
M |
M |
|
6/25/2020 |
8:50 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/26/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/27/2020 |
9:00 AM |
T |
M |
M |
M |
M |
|
6/28/2020 |
9:00 AM |
0.03 |
M |
M |
M |
M |
|
6/29/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
6/30/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/1/2020 |
9:00 AM |
0.01 |
M |
M |
M |
M |
|
7/2/2020 |
7:20 AM |
0.02 |
M |
M |
M |
M |
|
7/3/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/4/2020 |
8:55 AM |
T |
M |
M |
M |
M |
|
7/5/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/6/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/7/2020 |
8:35 AM |
0.57 |
M |
M |
M |
M |
Multiple thunderstorms, beginning approximately 1600 EDT lasting until approximately 2100 EDT |
7/8/2020 |
7:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/9/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/10/2020 |
8:40 AM |
0.29 |
M |
M |
M |
M |
Rainfall from tropical storm Fay moving along middle Atlantic coast. Rain began ~0330, 10 July 2020 and continues. Storm center as of ~0840: coastal Atlantic, off the Delmarva Peninsula, approximately at the MD-VA border. |
7/11/2020 |
8:55 AM |
4.70 |
M |
M |
M |
M |
Total rainfall from TS Fay: 4.99" (includes 0.29" reported on 10 July) |
7/12/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/13/2020 |
8:50 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/14/2020 |
8:20 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/15/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/16/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/17/2020 |
8:30 AM |
0.02 |
M |
M |
M |
M |
Overnight shower; unknown timing and duration |
7/18/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/19/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/20/2020 |
8:45 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/21/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/22/2020 |
8:28 AM |
0.18 |
M |
M |
M |
M |
Overnight thunderstorm: brief; began ~2315, 21 July; lasted ~75 min |
7/23/2020 |
8:50 AM |
0.20 |
M |
M |
M |
M |
|
7/24/2020 |
8:20 AM |
0.11 |
M |
M |
M |
M |
|
7/25/2020 |
10:00 AM |
0.04 |
M |
M |
M |
M |
|
7/26/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/27/2020 |
9:00 AM |
0.01 |
M |
M |
M |
M |
Nearby NOAA reporting stations (Philadelphia; Wilmington) reported a trace in the last 24 hours. |
7/28/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/29/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/30/2020 |
8:30 AM |
0.00 |
0.0 |
M |
M |
M |
|
7/31/2020 |
11:05 AM |
0.45 |
M |
M |
M |
M |
|
8/1/2020 |
9:00 AM |
0.02 |
M |
M |
M |
M |
|
8/2/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/3/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/4/2020 |
8:30 AM |
0.40 |
M |
M |
M |
M |
Rain from TS Isaias arrived approximately 0345 |
8/5/2020 |
8:35 AM |
2.21 |
M |
M |
M |
M |
Approximately 2.15" from TS Isaias from 4 August reading until midday, 4 August, when storm effectively left the area. Balance (0.06") from an overnight brief thunderstorm. |
8/6/2020 |
8:35 AM |
0.12 |
0.0 |
M |
M |
M |
Thunderstorm began at approximately 0745, 6 August. |
8/7/2020 |
8:35 AM |
0.24 |
M |
M |
M |
M |
|
8/8/2020 |
8:35 AM |
1.44 |
M |
M |
M |
M |
Heavy thunderstorm lasting from approximately 1730, 7 August, to approximately 1930, 7 August. |
8/9/2020 |
8:30 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/10/2020 |
8:30 AM |
0.06 |
M |
M |
M |
M |
Highly localized, isolated thunderstorm beginning about 1600, 9 August, lasting ~30 minutes |
8/11/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/12/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/13/2020 |
9:00 AM |
3.14 |
M |
M |
M |
M |
Heavy midafternoon thunderstorm(s) on 12 August. |
8/14/2020 |
8:35 AM |
0.22 |
M |
M |
M |
M |
Periodic light showers, 13 August |
8/16/2020 |
8:50 AM |
0.46 |
M |
M |
M |
M |
Light rain began during overnight hours and continued at the time of reading. |
8/18/2020 |
9:00 AM |
0.37 |
M |
M |
M |
M |
Brief thunderstorm starting around 1830, 17 August |
8/19/2020 |
8:20 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/20/2020 |
8:00 AM |
0.06 |
M |
M |
M |
M |
|
8/21/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/22/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/23/2020 |
8:30 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/24/2020 |
8:00 AM |
0.10 |
M |
M |
M |
M |
|
8/25/2020 |
8:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/26/2020 |
8:30 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/28/2020 |
9:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
8/29/2020 |
8:10 AM |
0.96 |
M |
M |
M |
M |
Thunderstorm, beginning ~4:45 PM on 28 Aug, lasting ~90 minutes |
8/30/2020 |
8:20 AM |
0.58 |
M |
M |
M |
M |
Remnants of TS Laura yielded multiple showers throughout 29 August 2020. |
8/31/2020 |
8:10 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/1/2020 |
7:00 AM |
T |
M |
M |
M |
M |
|
9/2/2020 |
8:20 AM |
0.02 |
M |
M |
M |
M |
|
9/3/2020 |
8:40 AM |
0.07 |
M |
M |
M |
M |
|
9/4/2020 |
8:30 AM |
0.58 |
M |
M |
M |
M |
Intermittent local showers and thunderstorms from ~1830 to ~2100 EDT, 3 Sept 2020 |
9/5/2020 |
8:20 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/6/2020 |
8:20 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/7/2020 |
8:35 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/8/2020 |
8:10 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/9/2020 |
8:00 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/10/2020 |
8:10 AM |
0.58 |
M |
M |
M |
M |
Heavy shower late on 9-10 Sept (began ~2315; ended ~0030, 10 Sept). One or more lighter showers intermittently, times not known, until time of observation. National Weather Service predicts additional rain for 10 Sept. |
9/11/2020 |
8:15 AM |
0.73 |
M |
M |
M |
M |
|
9/12/2020 |
8:30 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/13/2020 |
8:30 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/14/2020 |
8:15 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/15/2020 |
8:15 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/16/2020 |
8:05 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/17/2020 |
8:25 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/18/2020 |
8:20 AM |
0.29 |
M |
M |
M |
M |
|
9/19/2020 |
8:30 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/20/2020 |
8:30 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/21/2020 |
8:30 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/22/2020 |
8:15 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/23/2020 |
8:10 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/24/2020 |
8:30 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/25/2020 |
8:10 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/26/2020 |
8:50 AM |
0.08 |
M |
M |
M |
M |
Very brief passing shower ~2130 on 25 Sept. Light rain began during pre-dawn hours on 26 Sept (time not known; ongoing / intermittent at time of observation) |
9/27/2020 |
8:25 AM |
0.28 |
M |
M |
M |
M |
Intermittent showers, 26 Sept. Ongoing as of prior reading. Last shower ended ~1545, 26 Sept. |
9/28/2020 |
8:20 AM |
0.32 |
M |
M |
M |
M |
Rain began at time noted below and ended at some unknown point during the pre-dawn hours. |
9/29/2020 |
8:05 AM |
0.00 |
0.0 |
M |
M |
M |
|
9/30/2020 |
8:05 AM |
3.51 |
M |
M |
M |
M |
Light mist from ~0830 to ~1030, 29 Sept. No rain then until ~1445. Rain from that point on until some unknown time in the pre-dawn hours of 30 Sept. Rain varied widely in intensity with multiple periods of heavy rain, |