Event Summaries

The following summaries cover selected significant meteorological events occurring in the National Weather Service Philadelphia/Mount Holly county warning area (CWA). The information provided on these pages should be considered preliminary. Please also refer to the Event Archives for more information and older events.

2021

• 1 July 2021 Severe Weather Including Two Tornadoes in Delaware


• 26 May 2021 Multi-Round Severe Weather


• 21 April 2021 Severe Weather


• 28 March 2021 Squall Line

2020

• 25 December 2020 Flooding


• 16-17 December 2020 Winter Storm


• 30 November 2020 Squall Line with Wind Damage


• 15 November 2020 Severe Weather


• 7 August 2020 Severe Weather and Flash Flooding


• 4 August 2020 Tropical Storm Isaias


• 10 July 2020 Tropical Storm Fay


• 6 July 2020 Severe Weather and Flash Flooding


• 3 June 2020 Derecho


• 7 February 2020 Squall Line

2019

• 31 October 2019 Severe Weather and Flash Flooding


• 29 June 2019 Widespread Severe Weather


• 19-20 June 2019 Significant Flash Flooding in Southeast Pennsylvania and Southern New Jersey


• 13 June 2019 Tornadoes/Wind Damage from Cecil to Camden County


• 2 June 2019 Severe Wind/Hail Event


• 30 May 2019 Delmarva Severe Storms and E PA/NJ Flooding


• 29 May 2019 Severe Weather Outbreak and Flash Flooding


• 28 May 2019 Severe Weather Outbreak


• 19 May 2019 E PA/N NJ Severe Storms


• 26 April 2019 Severe Weather


• 14-15 April 2019 Severe Weather


• 24 January 2019 Flooding

2018

• 5 December 2018 - Southern NJ Snow Event


• 24-25 November 2018 - Thanksgiving Weekend Flood Event


• 15-16 November 2018 - Winter Storm


• 2-3 November 2018 - Montgomery/Chester County Downbursts and Flooding in E PA and N NJ


• 11-12 October 2018 - Remnants of Michael Flooding NJ/Delmarva


• 2 October 2018 - Severe Thunderstorms and Flooding in E PA/N NJ


• 3-4 August 2018 - Flooding in Lehigh Valley and N NJ


• 15 May 2018 - Widespread Thunderstorm Wind Damage in E PA/N NJ