Reading PA Hail Storm William Budock Credit openyourmind

Reading, PA Hail Storm -William Budock Credit: openyourmind 888 (youtube)

Introduction • May 22, 2014 Reading, PA • Hometown of Denver roughly 20 -30 miles away • Very Active Day • Multiple Supercells • Focus: cell passing around 3 PM EST • Photo Taken in Broadcasting Square Shopping Center • A few miles west of Reading, PA

Set-Up for the 22 nd • Upper Level CAA (Low pressure over the Great Leakes) • Sufficient Surface Heating • Moderate CAPE • Sufficient 0 -6 Km Shear • PVA (lift) from the low pressure to the west

SPC OUTLOOKS Credit: SPC. gov

Video From Reading, PA Credit: Lonel Laichci

Reflectivity

Reflectivity at 109°

ZDR (Messy)

Differential Reflectivity at 109° TBSS

Correlation Coefficient

TBSS

Just For Fun Let’s treat every drop in the volume as a drop with 1 mm diameter….

After the fact • Destruction • Sky lights at the mall were smashed • Roofs destroyed • Cars dented • Trees were bare • By the numbers (According to State Farm) • 9, 105 auto claims • 1, 228 home claims • “the largest number of claims ever generated in one area”

Hail damage example: Credit: NBC News Bay Area

References • Plymouth State University Weather Center • Storm Prediction Center Archive • Iowa State University ASOS Archive • Kelly, Dan. "The Hailstorm that Hit Berks: One Year Later. " TCA Regional News, May 22, 2015, ABI/INFORM Collection, http: //ezaccess. libraries. psu. edu/login? url=https: //search-proquestcom. ezaccess. libraries. psu. edu/docview/1682355760? accountid=131 58.